أحمد عبد الباقي إبراهيم محمد

chemistry department coordinator

أستاذ مشارك
كلية العلوم والآداب
قسم الكيمياء

وصف عام

Name Ahmed Abdelbagi Ibrahim Mohammed
College Science and Arts ID number 2279493924
Department Chemistry Marital status married
Major Inorganic chemistry
(materials science)		 Email ahmedragal@yahoo.com
Nationality Sudanese University email aaibrahim@nu.edu.sa
Date of birth 1/1/1962 Mobile 00966559707759
Place of birth Sudan Facebook -
Address Najran university Science and Arts, chemistry department Twitter -

0175427250
aaibrahim@nu.edu.sa

المؤهلات العلمية

الخبرات

التخصصات والمهارات

المهام الوظيفية: القيام بالتدريس وإجراء البحوث العلمية

الدورات التدربية

الدورات التدربية: 

  • دورة في البور بوينت
  • دورة في الفلاش
  • دورة في الفوتوشوب
  • استخدام تقنيات التعليم في التدريس
  • دورة بناء الامتحانات الالكترونية
  • دورة في التعليم الإلكتروني
  • دورة في أجهزة الكروماتوغرافيا
  •  


الأبحاث العلمية

الأوراق العلمية العلمية المنشورة في ISI
No. Title of the paper / book Date of publication Journal/
publisher		 Ranking Impact Factor
123 Ahmad Umar, Ahmed A. Ibrahim,  Rani Rosaline, N. E. Sneha, Albatoul Mohammed Margan, Fares Almarqan, M. Varsha, Stephen Rajkumar Inbanathan, and Sajid Ali Ansari"Synthesis and Enhanced Optical Characterization of Zirconium-Doped NiO Thin Films" 2024 Nanoelectronics and Optoelectronics
https://doi.org/10.1166/jno.2024.3624		 Not yet quartile
 		 1.069
122 Sumit Malik, Joginder Singh, Kajal Saini, Vivek Chaudhary, Ahmad Umar, Ahmed A. Ibrahim, Sheikh Akbar, Sotirios Baskoutas "Paper-Based Sensors: Affordable, Versatile,
and Emerging Analyte Detection Platforms"		 2024 Analytical Methods
http://dx.doi.org/10.1039/D3AY02258G		 Q2 3.1
121                                                                        Anjali Vijeata, Ganga Ram,Chaudhary,Savita Chaudhary, Ahmed A. Ibrahim, Ahmad Umar "Recent advancements and prospects in carbon-based nanomaterials derived from biomass for environmental remediation applications" 2024 Chemosphere
https://doi.org/10.1016/j.chemosphere.2024.141935		 Q1 8.8
120 Gajanan A. Bodkhe,  Mayuri S. More,  Ahmad Umar, Ahmed A. Ibrahim, Subramanian Siva,  Megha A. Deshmukh,  Nikesh N. Ingle,  Dhammajyot K. Gaikwad, Meng-Lin Tsai, Tibor Hianik,  Myunghee Kim, Mahendra D. Shirsat "Enhanced detection of heavy metal ions using Ag nanoparticles and single-walled carbon nanotubes within Cu-based metal-organic frameworks" 2024 Journal of Environmental Chemical Engineering
https://doi.org/10.1016/j.jece.2024.113024		 Q1 7.7
119  

 Ranjeet Singh, Rajesh K. Yadav, Satyanath, Satyam Singh, Rehana Shahin, Ahmad Umar, Ahmed A. Ibrahim, Omvir Singh, Navneet K. Gupta, Chandani Singh, Jin OoK. Baeg, Sotirios Baskoutas "Nature-inspired polymer photocatalysts for green NADH regeneration and nitroarene transformation"

 2024 Chemosphere
https://doi.org/10.1016/j.chemosphere.2024.141491		 Q1 8.8
118

  Rohit Goyat, Joginder Singh, Ahmad Umar, Yajvinder Saharan, Ahmed A. Ibrahim, Sheikh Akbar, Sotirios Blackouts "Synthesis and characterization of nanocomposite based polymeric membrane (PES/PVP/GO-TiO2) and performance evaluation for the removal of various antibiotics (amoxicillin, azithromycin & ciprofloxacin) from aqueous solution"

 2024 Chemosphere
https://doi.org/10.1016/j.chemosphere.2024.141542		 Q1 8.8
117

 Rohit Goyat, Joginder Singh, Ahmad Umar, Yajvinder Saharan, Ahmed A. Ibrahim, Sheikh Akbar, and Sotirios Baskoutas"Enhancing oil–water emulsion separation via synergistic filtration using graphene oxide–silver oxide nanocomposite-embedded polyethersulfone membrane"

 2024 Waste Management & Research
https://doi.org/10.1177/0734242X231223914		 Q1 4. 2
116 Rohit Goyat, Joginder Singh, Ahmad Umar, Ahmed A Ibrahim, Savita Kumari1, Sumit Malik, Vivek Chaudhary, Sheikh Akbar and Sotirios Baskoutas "Enhanced removal of iron (Fe) and manganese (Mn) ions from contaminated water using graphene oxide-decorated polyethersulphone membranes: Synthesis

and characterization"

 2024 Waste Management & Research
https://doi.org/10.1177/0734242X241227379		 Q1 4. 2
115

Ahmad Umar, Ahmed A. Ibrahim, Amensisa Negasa Begi, Mohsen A.M. Alhamami, Noura Almehbad, Shahid Hussain, Sheikh Akbar 

"Synthesis of Bitter gourd-shaped Cu-doped ZnO nanostructures and their investigation for the detection of NO2 gas at low concentrations "

 2024 Ceramics International
https://doi.org/10.1016/j.ceramint.2024.01.032		 Q1 5.532
114

S. A. Saleh, Ihab A. Abdel Latif, A. A. Ibrahim, A. Al-Hajry and E. M. M. Ibrahim  " Structure, dielectric and magnetic properties of hydrothermally synthesized Sn1?x Fe x O2 nanoparticles "

 2024 International Journal of Materials Research https://www.degruyter.com/document/doi/10.1515/ijmr-2022-0458/html Q3 0.8
113

Bharti Sharma, Shikha Jain, Ahmad Umar, Sushma Rani, Sandeep Kumar, Ahmed A. Ibrahim, and Neeraj Dilbaghi" Synergistic Electrochemical Sensing of 2,4- Dinitrotoluene via Bimetallic Nickel-Cobalt Oxide Nanoparticles"

 2024 Chemical physics impact
https://doi.org/10.1016/j.chphi.2024.100470		 Q3 2.2
112

Ahmad Umar, Insung Jung,Ahmed A. Ibrahim, M. Shaheer Akhtar, Sundararajan,Ashok Kumar,Mohsen A.M. Alhamami, Tubia Almas, Noura Almehbad, Sotirios Baskoutas "Porous Mn2O3 nanorods-based electrode for high-performance electrochemical supercapacitor"

 2024

Journal of Energy Storage

https://doi.org/10.1016/j.est.2023.110305		 Q1 9.4
111

 hmad Umar, Faheem Ahmed, Nabi Ullah, Sajid Ali Ansari, Shahid Hussain , Ahmed A. Ibrahim Hussam Qasem, Sundararajan Ashok Kumar, Mohsen Ali Alhamami ,Nora Almehbad , Hassan Algadi, Tubia Almas ,Amal F. Selim ,Sotirios Baskoutas "Exploring the potential of reduced graphene oxide/polyaniline (rGO@PANI) nanocomposites for high-performance supercapacitor application"

 2024 Electrochimica Acta
https://doi.org/10.1016/j.electacta.2023.143743		 Q1 7.336
110 Ahmad Umar, M. Shaheer Akhtar, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, and Chong Yeal Kim "Synthesis, Characterization, and Application of TiO2 Nanorods for Hydrazine Sensing" 2023

Science of Advanced Materials   https://doi.org/10.1166/sam.2023.4606

 Q4 1.318
109  Qiumei Lei, Yan Shao, Guojia Lu, Ahmad Umar, Ahmed A. Ibrahim, Fang Yang, Wenyao Li, and Tao Ji"Enhancing Oxygen Sensing Precision Through Gate-Controlled TiO2 Field Effect Transistors Under Ultraviolet Excitation" 2023 Science of Advanced Materials   https://doi.org/10.1166/sam.2023.4602 Q4 1.318
108 Li Hongzhang, Liu Xinhua, Chi Eryan, Xu Guocai, Ahmed A. Ibrahim, and Amal F. Seliem " Enhancing Nickel-Ion Adsorption: Insights into Phytate Sodium Salt Modification of Styrene-Butadiene-Styrene Triblock Copolymer Electrospun Fiber Membranes" 2023 Science of Advanced Materials     https://doi.org/10.1166/sam.2023.4603 Q4 1.318
107 Yuechan Li, Yuejie Li, Xiuxiu Li, Yongli Li, Yang Fei, Yujie Yan, Ahmad Umar, Ahmed A. Ibrahim, and An Xie "Tailoring Optoelectronic Properties of ZnO Films Through Synergistic Mg and B Co-Doping for Unprecedented High-Performance Transparent Electrode Applications" 2023 Nanoelectronics and Optoelectronics
https://doi.org/10.1166/jno.2023.3525		 Not yet quartile
 		 1.069
106 Ashwini Singh,  Vaibhava Srivastava,  Surbhi Agarwal, Pooja Lohia,   D. K. Dwivedi, Ahmad Umar, Ahmed A. Ibrahim,  Sheikh Akbar,  Sotirios Baskoutas &  Pratap Kumar Dakua  "Enhancing the performance of lead-free La2NiMnO6 double perovskite solar cells through SCAPS-1D optimization" 2023 Journal of optics
http://dx.doi.org/10.1007/s12596-023-01527-w		 Q2 1. 8
105 Satyam Singh, RajeshK.Yadav, Ahmad Umar, Ahmed A. Ibrahim, Tae Wu Kim, Atul Pratap Singh, Rajesh Kumar, Sandeep Chaudhary, Dilip K. Dwivedi, Ravindra Vikram Singh, Navneet Kumar Gupta, Chandani Singh, Jin-O. Baeg, Sotirios Baskoutas"Transformation of PMMA from sunlight-blocking to sunlight-activated coupled with DNH photocatalytic platform for oxidative coupling of amines and generation/ regeneration of LDC/NADH" 2023 photochemistry and photobiology
https://doi.org/10.1111/php.13888		 Q2 3.3
104 Yogita A. Waghmare , Vijaykiran N. Narwade, Ahmad Umar, Ahmed A. Ibrahim , Mahendra D. Shirsat  "Enhanced CO sensing with highly sensitive and selective rGO-Ru OEP chemiresistive sensor" 2023 Chemical physics impact
https://doi.org/10.1016/j.chphi.2023.100419		 Q3 2.2
103  Ha-Ryeon Lee; M. Shaheer Akhtar; Ahmad Umar; Ahmed A. Ibrahim; Sotirios Baskoutas; O-Bong Yang"2D NiMoO4 nanawalls directly grown on Ni foam for the asymmetric electrochemical supercapacitors" 2023 Chemical physics impact
https://doi.org/10.1016/j.chphi.2023.100406		 Q3 2.2
102 Ahmad Umar, Sheikh Akbar , Rajesh Kumar , esse Nii Okai Amu-Darko , S. Hussain , Ahmed A. Ibrahim , MohsenAlhamami , Noura Almehbad , Tubia Almas , Amal F. Seliem "Ce-doped ZnO nanostructures: A promising platform for NO2 gas sensing" 2023 Chemosphere
https://doi.org/10.1016/j.chemosphere.2023.140838		 Q1 8.8
101 Ahmad Umar, Sheikh Akbar, Rajesh Kumar, Faheem Ahmed, Sajid Ali Ansari, Ahmed A. Ibrahim, Mohsen A. Alhamami, Noura Almehbad, Hassan Algadi, Tubia Almas, Wen  eng"Unveiling the potential of PANI@MnO2@rGO ternary nanocomposite in energy storage and gas sensing" 2023 Chemosphere
https://doi.org/10.1016/j.chemosphere.2023.140657		 Q1 8.8
100  Kuldeep Kumar, Ravi Kumar, Shweta Kaushal, Naveen Thakur, Ahmad Umar, Sheikh Akbar, Ahmed A. Ibrahim, Sotirios Baskoutas"Biomass waste-derived carbon materials for sustainable remediation of polluted environments: A comprehensive review" 2023 Chemosphere
http://dx.doi.org/10.1016/j.chemosphere.2023.140419		 Q1 8.8
99
Chahat Sharma,Pooja Sharma,Amit Kumar,Yashika Walia,Raman Kumar,Ahmad Umar,Ahmed A. Ibrahim,Mohd. Sayeed Akhtar,Abdulrab Ahmed M. Alkhanjaf &Sotirios Baskoutas" A review on ecology implications and pesticide degradation using nitrogen fixing bacteria under biotic and abiotic stress conditions"		 2023 Chemistry and Ecology
http://dx.doi.org/10.1080/02757540.2023.2253220		 Q2 2.381
98  Zhe Ren, Wenjuan Guo, Shuqian Sun, Xin Liu, Zelong Fan, Fangfang Wang, Ahmed A. Ibrahim, Ahmad Umar, Abdulrab Ahmed M. Alkhanjaf & S. Baskoutas "Dual-mode transfer response based on electrochemical and fluorescence signals for the detection of amyloid-beta oligomers (A?O)"
 		 2023 Microchimica Acta
http://dx.doi.org/10.1007/s00604-023-06014-4		 Q1 6.408
97 Zhe Ren , Wenjuan Guo, Ahmad Umar , Chengxian Zhao, Luyan Wang , Ahmed A. Ibrahim , Abdulrab AhmedM. Alkhanjaf , Sotirios Baskoutas , Meishan Pei , Xiuzhi Zhang "An electrochemical aptasensor based on stimulus response and signal amplification strategy for the detection of Amyloid-? oligomers" 2023 Microchemical Journal
http://dx.doi.org/10.1016/j.microc.2023.109377		 Q1 5.304
96  Ahmad Umar, Rajesh Kumar, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, M. Shaheer Akhtar           " Cadmium sulfide quantum dots decorated reduced graphene oxide:A versatile platform for highly sensitive acetylacetone sensor" 2023 MRS CommunicationsResearch letter
https://doi.org/10.1557/s43579-023-00462-y		 Q2 2.935
95 Sumit Malik, Joginder Singh,Rohit Goyat, Yajvinder Sahara,Vivek Chaudhry , Ahmad Umar, Ahmed A. Ibrahim , Sheikh Akbar , Sadia Ameen , Sotirios Baskoutas " Nanomaterials-based biosensor and their applications:A review" 2023 Heliyon
https://doi.org/10.1016/j.heliyon.2023.e19929		 Q1 4.0
94 Ahmad Umar, Vaishali Yadav, Vaibhava Srivastava, Sadanand, Pooja Lohia, Dilip Kumar Dwivedi, Ahmed A Ibrahim, Sheikh Akbar, Hussam Qasem, Sotirios Baskoutas,"Optimizing quantum dot solar cells: exploring defect density effects with PTAA HTL layer simulation using SCAPS-1D" 2023 Emerging Materials Research
https://doi.org/10.1680/jemmr.22.00130		 Q3 2. 11
93 K. C. Devendra, Deb Kumar Shah, Subhash Kumar, Nawraj Bhattarai, Dipak Raj Adhikari, Khim B. Khattri, M. Shaheer Akhtar, Ahmad Umar, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, Sotirios Baskoutas & O.-Bong Yang" Enhanced solar cell efficiency: copper zinc tin sulfide absorber thickness and defect density analysis" 2023 Journal of Materials Science: Materials in Electronics
http://dx.doi.org/10.1007/s10854-023-11125-y		 Q2 2.779
92  Bihai Bai , Guojun Lu , Chunyan Cao, Ahmad Umar , Ahmed A. Ibrahim , Nihui Huang , Zijun Chen , Hongwei Zhao , Wang Yao , Haichang Zhong, Yuechan Li An Xie "
 Temperature-induced luminescence enhancement and quenching behavior of Eu3+ in Lu2(WO4)3 phosphors "		 2023
 Materials Research Bulletin
https://doi.org/10.1016/j.materresbull.2023.112502		 Q1 5.4
91 Neetesh Kumar , Rajesh K. Yadav , Ahmad Umar, Ahmed A. Ibrahim , Satyam Singh , Rehana Shahin , Atul P. Singh , Abhishek K. Gupta , Navneet K. Gupta , Jin Ook Baeg , Dilip K. Dwivedi , Sotirios Baskoutas "Selective aerobic coupling of amines to imines using solar spectrum-responsive flower-like Nen-graphene quantum dots (GQDs) decorated with 2, 4-dinitrophenylhydrazine (PH) as a photocatalyst"
 		 2023 Chemospher

https://doi.org/10.1016/j.chemosphere.2023.139697

 Q1 8.8
90 Ahmad Umar, Rajesh Kumar , Pravin Ahmad Umar , Rajesh Kumar , Pravin S. More , Ahmed A. Ibrahim , Hassan Algadi , Mohsen  . Alhamami , Sotirios Baskoutas , Sheikh Akbar  "Polyethylene glycol embedded reduced graphene oxide supramolecular assemblies for enhanced room-temperature gas sensors" 2023

Environmental Research

http://dx.doi.org/10.1016/j.envres.2023.116793		 Q1 5.715
89 Eunbi Kim, Ahmad Umar , Sadia Ameen , Rajesh Kumar , Ahmed A. Ibrahim , Mohsen A.M. Alhamami , M.S. Akhtar , Sotirios Baskoutas
 Synthesis and characterizations of ZIF-8/GO and ZIF-8/rGO composites for highly sensitive detection of Cu2+ ions 		2023
 Surfaces and Interfaces
https://doi.org/10.1016/j.surfin.2023.103163		 Q1 6.137
88 Mohd. Shkir, Kamlesh V. Chandekar, Baskaran Palanivel, Fatemah H. Alkallas, Amira Ben Gouider Trabelsi, Aslam Khan, S. AlFaify, Ahmad Umar, Ahmed A. Ibrahim, S. Baskoutas "Facile auto-flash-combustion synthesis and characterization of visible-light-driven photocatalytic active Mn (II, III) loaded NiO nanoparticles" 2023 Journal of Science: Advanced Materials and Devices
https://doi.org/10.1016/j.jsamd.2023.100588		 Q1 7.382
87 Manjot Kaur , Shafali Singh , Surinder Kumar Mehta , Sushil Kumar Kansal , Ahmad Umar , Ahmed A. Ibrahim , Sotirios Baskoutas " CeO2 quantum dots decorated g-C3N4 nanosheets: A potential scaffold for fluorescence sensing of heavy metals and visible-light driven photocatalyst"
 		 2023 Journal of Alloys and Compounds
https://doi.org/10.1016/j.jallcom.2023.170637		 Q1 6.371
86 Xueying Yang·Wenjuan Guo·Ahmad Umar· Hassan Algadi·Ahmed A. Ibrahim·hengxian Zhao·Zhe Ren· Luyan Wang ·Meishan Pei"Electrochemical aptasensor based on gold nanoparticle decorated Ti3C2Tx  nanocomposites for chloramphenicol detection 2023 Microchimica Acta
https://doi.org/10.1007/s00604-023-05772-5		 Q1 6.408
85 Vaibhav Gupta, Rajesh K. Yadav , Ahmad Umar , Ahmed A. Ibrahim, Satyam Singh, Rehana Shahin, Ravindra K. Shukla, Dhanesh Tiwary, D. K. Dwivedi, Alok Kumar Singh, Atresh Kumar Singh, Sotirios Baskoutas "Highly Efficient Self-Assembled Activated Carbon Cloth-Templated Photocatalyst for NADH Regeneration and Photocatalytic Reduction of 4-Nitro Benzyl Alcohol" 2023 Catalysts
https://doi.org/10.3390/catal13040666		 Q2 4.501
84 Ahmad Umar, Ahmed A. Ibrahim, Mohsen A. Alhamami, Hassan Algadi, Faheem Ahmed, S. Hussain, Hassan Fouad, and Sheikh Akbar'ZnO nanorods assembled microflower-based gas sensor for detecting formaldehyde' 2023 Materials Express
https://doi.org/10.1166/mex.2022.2315		 Q4 1.478
83 Ahmad Umar1, Ahmed A. Ibrahim, Mohsen A. Alhamami, S. Hussain, Hassan Algadi,
Faheem Ahmed, Hassan Fouad, and Sheikh Akbar" Synthesis and gas-sensing properties of ZnO nanoflowers for hydrogen sulphide (H2S) detection "		 2023 Materials Express
https://doi.org/10.1166/mex.2023.2317		 Q4 1.478
82  Umar, Ahmad 1 ; Singh, Sachin 2 ; Yadav, Sapana 2 ; Mishra, Adarsh Chandra 2 ; Chaudhary, Vijay Shanker 3 ; Lohia, Pooja 4 ; Dwivedi, D. K. 2 ; Ibrahim, Ahmed A. 1 ; Alhamami, Mohsen A. "Numerical Study of Surface Plasmon Resonance Biosensor Using Aluminium Oxide and Bismuth Telluride Nanomaterials for Skin Cancer Cell Detection" 2022 Nanoelectronics and Optoelectronics
http://dx.doi.org/10.1166/jno.2022.3358		 Not yet quartile
 		 0.697
81 Ahmad Umar1, Pooja Lohia, Sachin Singh, Vipin Kumar, D.K. Dwivedi, Ahmed A. Ibrahim, and Hassan Algadi " Graphene and Nickel Nanomaterials Based Surface Plasmon Resonance (SPR) Biosensor: A Theoretical Study " 2022 Nanoelectronics and Optoelectronics
https://doi.org/10.1166/jno.2022.3320		 Not yet quartile
 		 0.697
80 Ahmad Umar, Faheem Ahmad, Hassan Algadi, Ahmed A. Ibrahim, Mohsen A. Alhamami,
Hussam Qasem, and Sheikh Akbar"Single crystalline ?-manganese dioxide (?-MnO2)
nanowires as anode materials for lithium-ion
batteries"		 2022 Materials Express
https://doi.org/10.1166/mex.2022.2316		 Q4 1.478
79 Ahmad Umar, Vaishali Yadav, Vaibhava Srivastava, Sadanand, Pooja Lohia,  D. K. Dwivedi5, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, Hussam Qasem, and Sheikh Akbar"Simulation of Efficient Lead Sulfide Colloidal Quantum Dot Solar Cell using Spiro-OMeTAD as Hole Transport Layer " 2022 Science of Advanced Materials
https://doi.org/10.1166/sam.2022.4377		 Q4 1.318
78 Ahmad Umar, Pravin Kumar Singh, Sadanand, D. K. Dwivedi, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, Hussam Qasem, Sheikh Akbar, and S. Baskoutas "Design and Simulation of Lead-Free Perovskite Solar Cells with a Hole Transport Layer Made of NiO Nanocomposite "
 		 2022 Science of Advanced Materials
https://doi.org/10.1166/sam.2022.4368		 Q4 1.318
77 Ahmad Umar, Ramesh Kumar, Mohinder Singh Chauhan, Rajesh Kumar, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, Hassan Algadi,  Mohammad Shaheer Akhtar "Effective fluorescence detection of hydrazine and photocatalytic degradations of Rhodamine B dye using CdO-ZnO nanocomposites" 2022 Coatings
Open Access
https://doi.org/10.3390/coatings12121959		 Q2 2.89
76  Ahmad Umar, Sadanand , Pravin Kumar Singh, D.K. Dwivedi , Hassan Algadi , Ahmed  A . Ibrahim , Mohsen A. M. Alhammai , Sotirios Baskoutas"High power-conversion efficiency of lead-free perovskite solar cells: A theoretical investigation " 2022 Micromachines
https://doi.org/10.3390/mi13122201		 Q2 3.49
75 Ahmad Umar, Mazharul Haque , Shafeeque G. Ansari  , Hyung-Kee Seo, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, Hassan Algadi , Zubaida A. Ansari "Label-Free Myoglobin Biosensor Based on Pure and Copper-Doped Titanium Dioxide Nanomaterials" 2022 Biosensors
https://doi.org/10.3390/bios12121151		 Q2 5.743
74 Ahmad Umar, Sheikh Akbar; Ahmed A. Ibrahim; Hassan Algadi; Moaaed Motlak; M.Shaheer Akhtar "Electrospun Co3O4 Nanofibers as Potential Electrocatalytic Material for Enhanced Chemo-sensor and Supercapacitors" 2022 Journal of materials research and technology
https://doi.org/10.1016/j.jmrt.2022.11.094		 Q1 6.267
73 Roshan Gul; Priyanka Sharma; Raman Kumar; Ahmad Umar; Ahmed A. Ibrahim; Mohsen A. M. Alhamami; Vivek Sheel Jaswal; Manish Kuma:" A Sustainable Approach to The Degradation of Dyes by Fungal Species Isolated from Industrial Wastewaters: Performance, Parametric Optimization, Kinetics and Degradation Mechanism" 2022 Environmental
Research
https://doi.org/10.1016/j.envres.2022.114407		 Q1 5.715
72  Ahmad Umar , Subburaj Ruby, Savariroyan Stephen Rajkumar Inbanathan, Daniel Rani Rosaline, Rajesh Kumar ,Hassan Algadi ,Ahmed A Ibrahim, Pau Loke , Sotirios Baskoutas ." Photodegradation of methyl orange based on manganese-substituted bismuth ferrite nanoparticles" 2022 Emerging Materials Research
https://doi.org/10.1680/jemmr.22.00037		 Q3 1.429
71 Yajvinder Saharan, Joginder Singh, Rohit Goyat, Ahmad Umar, Sheikh Akbar, Ahmed A. Ibrahim, Sotirios Baskoutas, "Novel Supramolecular Organo-Oil Gelators for Fast and Effective Oil Trapping: Mechanism and Applications" 2022 Journal of Hazardous Materials
https://doi.org/10.1016/j.jhazmat.2022.129977		 Q1 14.224
70 Ahmad Umar, S. Ashok Kumar, D. Rani Rosaline, Hassan Algadi, Ahmed A. Ibrahim, Faheem Ahmad, Edson Luiz Foletto, S.S.R Inbanthan"Poly(1-Napthylamine) Nanoparticles as Potential Scaffold for Supercapacitor and Photocatalytic Applications" 2022 Micromachines
https://doi.org/10.3390/mi13091528		 Q2 3.49
69 Chengxian Zhao,   Wenjuan Guo,   Ahmad Umar,  Hassan Algadi, Meishan Pei,   Ahmed A. Ibrahim,   Xueying Yang,   Zhe Ren,   Xiangyun Mi &   Luyan Wang  "High?sensitive ferrocene labeled aptasensor for the detection of Mucin 1 by tuning the sequence constitution of complementary probe' 2022 Microchimica Acta
https://link.springer.com/content/pdf/10.1007/s00604-022-05424-0.pdf		 Q1 6.408
68 Girish Gupta, Manpreet Kaur, Sushil K Kansal, Ahmad Umar, Ahmed A Ibrahim"?-Bi2O3 nanosheets: An efficient material for sunlight-driven photocatalytic degradation of Rhodamine B" 2022 Ceramics International
https://doi.org/10.1016/j.ceramint.2022.06.210		 Q1 5.532
67 Ahmad Umar, S Ashok Kumar, SSR Inbanathan, Maryam Modarres, Rajesh Kumar, Hassan Algadi, Ahmed A Ibrahim, Rune Wendelbo, R Packiaraj, Mohsen AM Alhamami, S Baskoutas"Enhanced sunlight-driven photocatalytic, supercapacitor and antibacterial applications based on graphene oxide and magnetite-graphene oxide nanocomposites" 2022 Ceramics International
https://doi.org/10.1016/j.ceramint.2022.05.371		 Q1 5.532
66 Daizee Talukdar, Teenu Jasrotia, Ahmad Umar, Rajeev Kumar, Raman Kumar, Abdulrab Ahmed M Alkhanjaf, Ahmed A Ibrahim, Tapan Kumar Mukherjee, Vivek Sheel Jaswal, M Shaheer Akhtar  "Mechanistic and analytical understanding of biological immobilization of chromium metal ions from waste-sites" 2022 Journal of Environmental Chemical Engineering
https://doi.org/10.1016/j.jece.2022.107498		 Q1 5.909
65 Yajvinder Saharan, Joginder Singh , Rohit Goyat, Ahmad Umar , Hasan Algadi, Ahmed A. Ibrahim, Raman Kumar, Sotirios Baskoutas " Nanoporous and hydrophobic new Chitosan-Silica blend aerogels for enhanced oil adsorption capacity" 2022
Journal of Cleaner Production
https://doi.org/10.1016/j.jclepro.2022.131247		 Q1 9.297
64 Ahmad Umar , Jay Singh,  Ahmed A. Ibrahim, Majdolin M. E. Elsddig
"Cauliflower-Shaped ZnO Nanostructure for Enhanced NO 2 Gas Sensor Application"		 2021 Science of Advanced Materials https://doi.org/10.1166/sam.2021.4167

 

 Q4 1.318
63 2021 Science of Advanced Materials https://doi.org/10.1166/sam.2021.4168 Q4 1.318
62 AhmadUmar, Ahmed A. Ibrahim , HassanAlgadi ,HasanAlbargi ,Mabkhoot A.Alsairi ,YaoWang ,SheikhAkbar  "Supramolecularly assembled isonicotinamide/reduced graphene oxide nanocomposite for room-temperature NO2 gas sensor" 2021

Environmental Technology & Innovation

https://doi.org/10.1016/j.eti.2021.102066		 Q1 5.263
61 Ahmad Umar, A. A. Ibrahim, Hassan Algadi, Umesh T. Nakate, Sandip P. Choudhury, Turki Alsuwian, Hasan Albargi, Mabkhoot A. Alsaiari, S. Baskoutas " Selective ethanol gas sensing performance of flowershaped CuO composed of thin nanoplates" 2021 Journal of Materials Science: Materials in Electronics
https://doi.org/10.1007/s10854-021-06428-x		 Q2 2.478
60 A.G. Ramu , Ahmad Umar, S. Gopi , Hassan Algadi , Hasan Albargi, Ahmed A. Ibrahim, Mabkhoot A. Alsaiari , Yao Wang, Dongjin Choi, "Tetracyanonickelate (II)/KOH/reduced graphene oxide fabricated carbon felt for mediated electron transfer type electrochemical sensor for efficient detection of N2O gas at room temperature" 2021

Environmental Research

https://doi.org/10.1016/j.envres.2021.111591		 Q1 5.715
59 Ahmad Umar, Hassan Algadi, Rajesh Kumar, M. Shaheer Akhtar, A. A. Ibrahim, Hassan Albargi, Mohsen A. M. Alhamami,  Turki Alsuwian, Wen Zeng " Ultrathin leaf-shaped CuO nanosheets based sensor device for enhanced hydrogen sulfide gas sensing application" 2021 Chemosensors
https://doi.org/10.3390/chemosensors9080221		 Q2 3.398
58 Ahmad Umar, Ramesh Kumar, Rajesh Kumar, Ahmed A Ibrahim, Mohsen AM Alhamami, Hassan Algadi, Suvarcha Chauhan, MS Chauhan "Co-Doped ZnO Nano-Agglomerates as a Potential Scaffold for Non-Enzymatic Hydrogen Peroxide Sensing" 2021 Science of Advanced Materials

https://doi.org/10.1166/sam.2021.4106

 Q4 1.318
57 Ahmad Umar , Faheem Ahmed , Ahmed A. Ibrahim , Hassan Algadi , Hasan B. Albargi ,Mohsen Ali M. Alhmami, Tubia  Almas , Ayeda Y. A. Mohammed , Hatem Abuhimd  , and L. Casta?eda " MnO2 Nanoparticles Anchored Multi Walled Carbon Nanotubes as Potential Anode Materials for Lithium Ion Batteries" 2021 Journal of Nanoscience and Nanotechnology
https://doi.org/10.1166/jnn.2021.19440		 Q3 1.35
56 Ahmad Umar, Ahmed A. Ibrahim , Rajesh Kumar, Hassan Algadi, Hasan Albargi, Mohsen A. M. Alhamami1, Umesh T. Nakate, and Sotirios Baskoutas "Star-Fruit-Shaped CuO Structures for High Performance Ethanol Gas Sensor Device" 2021 Science of Advanced Materials
https://doi.org/10.1166/sam.2021.3968		 Q4 1.318
55 Ahmad Umar, Ahmed A. Ibrahim, R. Kumar, Hassan Algadi, Hassan
Albargi, F. Ahmad, Wen Zeng, M. Shaheer Akhtar
"?-MnO2 nanowires as potential scaffolds for high-performance formaldehyde gas sensor device"		 2021 Coatings
Open Access
https://doi.org/10.3390/coatings11070860		 Q2 2.33
54 Ahmad Umar,M. Shaheer Akhtar,Hassan Algadi,A. A. Ibrahim, Mohsen A. M. Alhamami " Highly sensitive and selective eco-toxic 4-nitrophenol chemical sensor based on Ag-doped ZnO nanoflowers decorated with nanosheets" 2021 Molecules
https://doi.org/10.3390/molecules26154619		 Q1 3.267
53 Wenjuan Guo, Ahmad Umar, Hassan Algadi, Hasan Albargi, Ahmed A. Ibrahim, Kaili Cui, Luyan Wang, Meishan Pei, Yao Wang  "Design of a unique “ON/OFF” switch electrochemical aptasensor driven by the pH for the detection of Aflatoxin B1 in acid solutions based on titanium carbide/ carboxylated graphene oxide- poly(4-vinyl pyridine)/Aptamer composite" 2021 Microchemical journal
https://doi.org/10.1016/j.microc.2021.106548		 Q2 3.954
52 AhmadUmar ,Ahmed A.Ibrahim, HassanAlgadi, HasanAlbargi ,Mabkhoot A.Alsairi ,YaoWang SheikhAkbar . " enhanced NO2 gas sensor device based on supramolecularly assembled polyaniline/silver oxide/grafene oxide composites" 2021 Ceramics International
https://doi.org/10.1016/j.ceramint.2021.05.296		 Q1 5.532
51 Ahmad Umar  , Siddheshwar D. Raut  , Ahmed A. Ibrahim , Hassan Algadi  , Hasan Albargi  , Mabkhoot Alsaiari a , M. Shaheer Akhtar  , Mohammad Qamar  , Sotirios Baskoutas " Perforated Co3O4 nanosheets as high-performing supercapacitor material " 2021 Electrochimica Acta
https://doi.org/10.1016/j.electacta.2021.138661		 Q1 6.215
50 P. Paulraj,  Ahmad Umar, K. Rajendran,  A. Manikandan,  A. Sathamraja,  R. Kumar, E. Manikandan,  K. Pandian, S. askoutas,  Hassan Algadi, Ahmed A. Ibrahim &  Mabkhoot A. Alsaiari " Methylene blue intercalated layered MnO2 nanosheets for high-sensitive non-enzymatic ascorbic acid sensor " 2021 Journal of Materials Science: Materials in Electronics
https://doi.org/10.1007/s10854-021-05391-x		 Q2 2.478
49 Ahmad Umar, Ahmed A Ibrahim, Rajesh Kumar, Hassan Algadi, Hasan Albargi, Mabkhoot A. Alsairi,; Mohsen A. M. Alhmami, Wen Zeng, Faheem Ahmed, Sheikh Akbar, PHD "CdO-ZnO nanorices for enhanced and selective formaldehyde gas sensing applications" 2021

Environmental Research

https://doi.org/10.1016/j.envres.2021.111377
 		 Q1 5.715
48 "Highly sensitive and selective 2-nitroaniline chemical sensor based on Ce-doped SnO2 nanosheets/ Nafion modified glassy carbon electrode" 2021 Advanced Composites and Hybrid Materials.
https://doi.org/10.1007/s42114-021-00283-4		 Q1 5.795
47 M. Beaula Ruby Kamalam , S.S.R. Inbanathan , K. Sethuramanb,  Ahmad Umard, , Hassan Algadi, Ahmed A. Ibrahim, Qazi Inamur Rahmang , Christos S. Garoufalis , Sotirios Baskoutas" Direct sunlight-driven enhanced photocatalytic performance of V2O5 nanorods/ graphene oxide nanocomposites for the degradation of Victoria blue dye " 2021

Environmental Research

https://doi.org/10.1016/j.envres.2021.111369
 		 Q1 5.715
46

A.G.Ramu , AhmadUmar ,Ahmed A.Ibrahim, Hassan Algadi , Yousif S.A.Ibrahim,YaoWang,MarliaM.Hanafiah,P.Shanmugam,DongjinChoi  "Synthesis of porous 2D layered nickel oxide-reduced graphene oxide (NiO-rGO) hybrid composite for the efficient electrochemical detection of epinephrine in biological fluid"

 2021

Environmental Research

https://doi.org/10.1016/j.envres.2021.111366		 Q1 5.715
45 AhmadUmar, Ahmed A.Ibrahim, H.Y.Ammar , Umesh T.Nakate , HasanAlbargi , Y.B.Hahnd"Urchin like CuO hollow microspheres for selective high response ethanol sensor application: Experimental and theoretical studies" 2021 Ceramics International
https://doi.org/10.1016/j.ceramint.2021.01.053		 Q1 4.39
44 Ahmad Umar , M. Shaheer Akhtar , Sadia Ameen ,. Imran , Rajesh Kumar, Yao Wang, Ahmed A. Ibrahim, H. Albargi, Mohammed Jalalah, Mabkhoot A. Alsaiari , M.S. Al-Assiri, "Colloidal synthesis of NiMn2O4 nanodisks decorated reduced graphene oxide for electrochemical applications" 2021 Microchemical journal
https://doi.org/10.1016/j.microc.2020.105630		 Q2 3.954
43 Ahmad Umar, Mohammad Qamar, Rajesh Kumar, Ahmed A. Ibrahim, Mohsen Ali M. Alhmami, Tubia Almas, Ayeda Y. A. Mohammed, Nikolaos Bouropoulos, S. Baskoutas, Munzir H. Suliman, and Qasem A. Drmosh "Electrochemical Oxygen Evolution Reaction Catalyzed by Cobalt Oxide (Co3O4) Nanodisks" 2020 Science of Advanced Materials
https://doi.org/10.1166/sam.2020.3905		 Q4 1.318
42 P. Paulraj, Ahmad Umar, K. Rajendran , A. Manikandan , R. Kumar , E. Manikandan, K. Pandian b , Mater H. Mahnashi , Mabkhoot A. Alsaiari, Ahmed A. Ibrahim, Nikolaos Bouropoulos , Sotirios Baskoutas , "  Solid-state synthesis of Ag-doped PANI nanocomposites for their end-use as an electrochemical sensor for hydrogen peroxide and dopamine " 2020 Electrochimica Acta
https://doi.org/10.1016/j.electacta.2020.137158		 Q1 6.215
41 Ahmad Umar, Ahmed A. Ibrahim, R. Kumar, H. Albargi, Wen Zeng, Mohsen Ali M Alhmami, Mabkhoot A. Alsaiari , S. Baskoutas"Gas sensor device for high-performance ethanol sensing using ?-MnO2 nanoparticles" 2020 Materials Letters
https://doi.org/10.1016/j.matlet.2020.129232		 Q1 3.204
40 Ahmad Umar, Ahmed A. Ibrahim, Umesh T. Nakate, Hasan Albargi, Mabkhoot A. Alsaiari, Faheem Ahmed, Fahad A. Alharthi, Abdulaziz Ali Alghamdi, Nabil Al-Zaqri  " Fabrication and characterization of CuO nanoplates based sensor device for ethanol gas sensing application" 2020
Chemical Physics Letters
https://doi.org/10.1016/j.cplett.2020.138204		 Q3 2.029
39 Ahmad Umar; Ahmed A Ibrahim; Rajesh Kumar; Hasan Albargi; Mabkhoot A Alsaiari; Faheem Ahmad, “Cubic shaped hematite (?-Fe2O3) micro-structures composed of stacked nanosheets for rapid ethanol sensor application” 2020 Sensors and Actuators B: Chemical
https://doi.org/10.1016/j.snb.2020.128851		 Q1 6.36
38 Ahmad Umar ,Farid A. Harraz, Ahmed A. Ibrahim, Tubia Almas, Rajesh Kumar, M. S. Al-Assiri , and Sotirios Baskoutas “Iron-Doped Titanium Dioxide Nanoparticles As Potential Scafold for Hydrazine Chemical Sensor Applications” 2020 Coatings
Open Access
https://doi.org/10.3390/coatings10020182		 Q2 2.89
37 Ahmad Umar , Ahmed A. Ibrahim , Rajesh Kumar , Tubia Almas , Priyanka Sandal , M.S. Al-Assiri , Mater H. Mahnashi , B.Z. AlFarhan , S. Baskoutas “Fern shaped La2O3 nanostructures as potential scaffold for efficient hydroquinone chemical sensing application “ 2020 Ceramics International
https://doi.org/10.1016/j.ceramint.2019.10.258		 Q1 4.39
36 Ahmad Umar, Tubia Almas, Ahmed A. Ibrahim, Rajesh Kumar, M.S. AlAssiri, S. Baskoutas, M. Shaheer Akhtar “An efficient chemical sensor based on CeO2 nanoparticles for the detection of acetylacetone chemical” 2020 Journal of Electroanalytical Chemistry
https://doi.org/10.1016/j.jelechem.2020.114089		 Q1 3.218
35 Ahmad Umar , H. Y. Ammar ,  Rajesh Kumar , Ahmed A. Ibrahim , M. S. Al-Assiri, " Square disks?based crossed architectures of SnO2 for ethanol gas sensing applications- An experimental and theoretical investigation" 2019 Sensors and Actuators B: Chemical
https://doi.org/10.1016/j.snb.2019.127352		 Q1 6.36
34 Ahmad Umar , Ahmed A. Ibrahim ,  Rajesh Kumar , Tubia Almas  , Priyanka Sandal , M. S. Al-Assiri , Mater H. Mahnashi , B. Z. AlFarhan , S. Baskoutas "Fern shaped La2O3 nanostructures as potential scaffold for efficient hydroquinone chemical sensing application" 2019 Ceramics International
https://doi.org/10.1016/j.ceramint.2019.10.258		 Q1 5.532
33 Ahmad Umar, M. Shaheer Akhtar, Tubia Almas, Ahmed A. Ibrahim, M.S. Al-Assiri, Yoshitake Masuda, Qazi Inamur Rahman, Sotirios Baskoutas Direct growth of flower-shaped ZnO anostructures on FTO substrate for  dye-sensitized solar cells 2019 Crystals
https://doi.org/10.3390/cryst9080405		 Q2 2.06
32 Ahmad Umar1, H.Y. Ammar, Rajesh Kumar, Tubia Almas, Ahmed A. Ibrahim, M. S. AlAssiri, M. Abaker, S. Baskoutas "Efficient H2 gas sensor based on 2D SnO2 disks: Experimental and theoretical studies" 2019 International Journal of Hydrogen Energy
https://doi.org/10.1016/j.ijhydene.2019.04.269		 Q1 4.08
31 Al-Hadeethi Y, Umar A, Singh K, Ibrahim AA, Al-Heniti SH, Raffah BM.Ytterbium-Doped ZnO Flowers Based Phenyl Hydrazine Chemical Sensor 2019 Journal of Nanoscience and Nanotechnology
https://doi.org/10.1166/jnn.2019.16283		 Q3 1.35
30 Ahmad Umar, Ahmed A. Ibrahim, Rajesh Kumar, Tubia Almas , M. S. Al-Assiri, S. Baskoutas  “Nitroaniline chemi-sensor based on Bitter Gourd shaped Ytterbium oxide (Yb2O3) doped zinc oxide (ZnO) nostructures” 2019 Ceramics International
https://doi.org/10.1016/j.ceramint.2019.04.079		 Q1 5.532
29 Yas Al-Hadeethi, Ahmad Umar, Kulvinder Singh, Ahmed A. Ibrahim, Saleh. H. Al-Heniti, and Bahaaudin M. Raffah," Highly Sensitive Picric Acid Chemical Sensor Based on Samarium (Sm) Doped ZnO Nanorods" 2019 Journal of
Nanoscience and Nanotechnology
https://doi.org/10.1166/jnn.2019.16105		 Q3 1.35
28 Yas Al-Hadeethi, Ahmad Umar, Ahmed A. Ibrahim, Rajesh Kumar, Saleh. H. Al-Heniti, and Bahaaudin M. Raffah" Hydroquinone Sensor Based on Neodymium (Nd) Doped ZnO Hexagonal Nanorods" 2018 Nanoscience and Nanotechnology Letters
https://doi.org/10.1166/nnl.2018.2620
 		 Q3 2.91
27 Ahmad Umar, S. H. Kim , Rajesh Kumar , M. S. Al-Assiri , A. E.  Al-Salami , Ahmed A. Ibrahim , Sotirios Baskoutas "In-Doped ZnO Hexagonal Stepped Nanorods and Nanoflowers as Potential  Scaffold for Highly-Sensitive Phenyl Hydrazine Chemical Sensors 2017 "Materials
https://doi.org/10.3390/ma10111337		 Q2 2.972
26 Ahmed A. Ibrahim, El Mehdi Sodki, Ahmad Umar, Aziz Amine, R. Kumar, M.S.Al-Assiri, A. E. Al-Salami, S. Baskoutas, ‘Highly sensitive and selective non-enzymatic mono and disaccharide sugars sensing based on carbon paste electrodes modified with perforated NiO nanosheets’ 2017

New Journal of Chemistry

https://doi.org/10.1039/C7NJ03253F		 Q1 3.069
25 Ahmad Umar, El Mehdi Sodki, Ahmed A. Ibrahim, Aziz Amine, R. Kumar, M. S. Al-Assiri, A. E. Al-Salami, S. Baskoutas, "Fabrication and characterization of highly sensitive and selective alcohol sensors based on porous NiO nanodisks” 2018
 		 (Sensors and Actuators B: Chemical)
https://doi.org/10.1016/j.snb.2017.12.050		 Q1 6.36
24 Ahmed A. Ibrahim, Preeti Tiwari, M.S. Al-Assiri, A. E. Al-Salami, Ahmad Umar, Rajesh Kumar, S. H. Kim, Z.A. Ansari, S. Baskoutas ‘Highly-sensitive picric acid chemical sensor based on ZnO nanopeanuts’ 2017 (Materials )
https://doi.org/10.3390/ma10070795		 Q2 2.97
23 Ahmed A Ibrahim, Rafiq Ahmad, Ahmad Umar, MS Al-Assiri, AE Al-Salami, Rajesh Kumar, SG Ansari, and S Baskoutas, 'Two-Dimensional Ytterbium Oxide Nanodisks Based Biosensor for Selective Detection of Urea', (2017). Biosensors and Bioelectronics
https://doi.org/10.1016/j.bios.2017.06.015		 Q1 9.5
22 Al-Hadeethi, Yas, Ahmad Umar, Ahmed A Ibrahim, Saleh H Al-Heniti, Rajesh Kumar, S Baskoutas, and Bahaaudin M Raffah 'Synthesis, characterization and acetone gas sensing applications of Ag-doped ZnO nanoneedles', 2017 Ceramics International
 https://doi.org/10.1016/j.ceramint.2017.02.088		 Q1 4.39
21 Ahmed A. Ibrahim , Ahmad Umar and S Baskoutas" Ytterbium Doped Zinc Oxide     Nanopencils for Chemical Sensor Application", 2017 Journal of Nanoscience and Nanotechnology
https://doi.org/10.1166/jnn.2017.14702		 Q3 1.35
20 Ahmad Umar and Ahmed A. Ibrahim, "Fabrication and Characterization of Dye- ensitized Solar Cell Based on Flower Shaped ZnO Nanostructures" 2017 Journal of Nanoscience and Nanotechnology
https://doi.org/10.1166/jnn.2018.14657		 Q3 1.35
19 Ahmed A Ibrahim, Rajesh Kumar, Ahmad Umar, SH Kim, Ali Bumajdad, ZA Ansari, and S Baskoutas, 'Cauliflower-Shaped ZnO Nanomaterials for Electrochemical Sensing and Photocatalytic Applications', (2016). Electrochimica Acta
https://doi.org/10.1016/j.electacta.2016.10.199		 Q1 5.38
18 Ahmed A Ibrahim, Ahmad Umar, Rafiq Ahmad, Rajesh Kumar, and S Baskoutas, 'Fabrication and Characterization of Highly Sensitive and Selective Glucose Biosensor Based on ZnO Decorated Carbon Nanotubes', (2016), Nanoscience and Nanotechnology Letters
https://doi.org/10.1166/nnl.2016.2259		 Q3 2.91
17 Ahmed A Ibrahim, Ahmad Umar, Rajesh Kumar, SH Kim, Ali Bumajdad, and S Baskoutas, 'Sm2O3-Doped Zno Beech Fern Hierarchical Structures for Nitroaniline Chemical Sensor', (2016), Ceramics International,
https://doi.org/10.1016/j.ceramint.2016.07.061		 Q1 4.39
16 Ahmad Umar, Jong-Heun Lee, Rajesh Kumar, O Al-Dossary, Ahmed A Ibrahim, and S Baskoutas, 'Development of Highly Sensitive and Selective Ethanol Sensor Based on Lance-Shaped CuO Nanostructures', (2016), Materials & Design
https://doi.org/10.1016/j.matdes.2016.05.006		 Q1 5.77
15 Ahmad Umar, Rafiq Ahmad, Rajesh Kumar, Ahmed A Ibrahim, and S Baskoutas, 'Bi2O2CO3 Nanoplates: Fabrication and Characterization of Highly Sensitive and Selective Cholesterol Biosensor', (2016), Journal of Alloys and Compounds,
https://doi.org/10.1016/j.jallcom.2016.05.063		 Q1 4.1
14 SH Kim, Ahmed A Ibrahim, R Kumar, Ahmad Umar, M Abaker, SW Hwang, and S Baskoutas, 'Synthesis and Characterization of Mimosa Pudica Leaves Shaped ?-Iron Oxide Nanostructures for Ethanol Chemical Sensor Applications', (2016), Journal of Nanoscience and Nanotechnologyhttps://doi.org/10.1166/jnn.2016.12334 Q3 1.35
13 S.A. Saleh, and Ahmed A. Ibrahim  "Hydrothermal synthesis and characterization of nanostructured Fe-doped SnO2" (2016). Acta Physica Polonica, A.,
http://dx.doi.org/10.12693/APhysPolA.129.1220
 		 Q4 0.54
12 Rafiq Ahmad, Nirmalya Tripathy, Yoon-Bong Hahn, Ahmad Umar, Ahmed A Ibrahim, and SH Kim, 'A Robust Enzymeless Glucose Sensor Based on CuO Nanoseed Modified Electrodes', (2015), Dalton Transactions,
https://doi.org/10.1039/C5DT01664A		 Q1 4.05
11 SH Kim, Ahmad Umar, Rajesh Kumar, Ahmed A Ibrahim, and G Kumar, 'Facile Synthesis and Photocatalytic Activity of Cocoon-Shaped CuO Nanostructures',. (2015), Materials Letters
https://doi.org/10.1016/j.matlet.2015.05.014		 Q1 3.03
10 Farid A Harraz, Adel A Ismail, Ahmed A Ibrahim, SA Al-Sayari, and MS Al-Assiri, Highly sensitive ethanol chemical sensor based on nanostructured SnO2 doped ZnO modified glassy carbon electrode', (2015), Chemical Physics Letters,
https://doi.org/10.1016/j.cplett.2015.09.033		 Q2 1.9
9 Ahmed A Ibrahim, Sang Woon Hwang, GN Dar, SH Kim, M Abaker, and SG Ansari, 'Synthesis and Characterization of Gd-Doped Zno Nanopencils for Acetone Sensing Application', (2015), Science of Advanced Materials
https://doi.org/10.1166/sam.2015.2016		 Q4 1.31
8 M. Faisal, Ahmed A. Ibrahim, Farid A. Harraz, Houcine Bouzid, Saleh A. Al-Sayari , Adel A. Ismail “SnO2 Doped ZnO Nanocaves for Highly Efficient Photocatalyst (2015) ” Journal of Molecular Catalysis A: Chemical
https://doi.org/10.1016/j.molcata.2014.10.027		 Q3 2.93
7 M. S. Al-Assiri, M. M. El-Desoky, Ahmed A. Ibrahim, M. Abaker, A. A. Bahgat “Nanocrystalline Na0.1V2O5.nH2O Xerogel Thin Film for Gas Sensing” 2014 Journal of Chemical, Nuclear, Metallurgical and Materials Engineering
https://doi.org/10.5281/zenodo.1096557		 Q2 2.232
6 M. Faisal, Ahmed A. Ibrahim , Houcine  Bouzid , Adel A. Ismail “Hydrothermally Synthesis of Sr-doped ?-Bi2O3  Nanosheets as Highly Efficient Photocatalysts Under Visible Light” (2014) Journal of Molecular Catalysis A: Chemical
https://doi.org/10.1016/j.molcata.2014.02.018		 Q3 2.93
5 Kulvinder Singh, Ahmed A. Ibrahim, Ahmad Umar, G. R. Chaudhary  and Sukhjinder Singh, S. K. Mehta, “Highly sensitive 4- nitrophenol chemical sensor based on CeO2-ZnO Nanoellipsoids” (2014) Sensors and Actuators B
https://doi.org/10.1016/j.snb.2014.05.112		 Q1 6.36
4 M. Faisal, Adel A. Ismail, Ahmed A. Ibrahim,   Houcine Bouzid,  Saleh A. Al-Sayari, "Highly Efficient Photocatalyst Based on Ce Doped ZnO Nanorods: Controllable Synthesis and Enhanced Photocatalytic Activity. (2013) ". Chemical Engineering Journal
https://doi.org/10.1016/j.cej.2013.06.004		 Q1 8.355
3 G. N. Dar, Ahmad Umar, Shabi Abbas Zaidi, Ahmed A. Ibrahim, S. Baskoutas, “Ce-doped ZnO nanorods for the detection of hazardous chemical” 2012, Sensors and Actuators B: Chemical
https://doi.org/10.1016/j.snb.2012.06.001		 Q1 6.36
2 M. Abaker, G. N. Dar, Ahmad Umar*, S. A. Zaidi, Ahmed A. Ibrahim, S. Baskoutas, A. Al-Hajry, “Fabrication of Highly-Sensitive 4-Nitrophenol Chemical Sensor based on CuO Nanocubes” (2012) Science of Advanced Materials
https://doi.org/10.1166/sam.2012.1383		 Q4 1.31
1 Ahmed A. Ibrahim, G. N. Dar, Shabi Abbas Zaidi, Ahmad Umar, S. H. Kim, H. Bouzid, S. Baskoutas, “Growth and properties of Ag-Doped ZnO nanoflowers for highly sensitive phenyl hydrazine chemical sensor application” 2012, Talanta,
https://doi.org/10.1016/j.talanta.2012.02.030		 Q1 4.9
No. Title of the paper / book Date of publication Journal/
publisher		 Ranking Impact Factor
123 Ahmad Umar, Ahmed A. Ibrahim,  Rani Rosaline, N. E. Sneha, Albatoul Mohammed Margan, Fares Almarqan, M. Varsha, Stephen Rajkumar Inbanathan, and Sajid Ali Ansari"Synthesis and Enhanced Optical Characterization of Zirconium-Doped NiO Thin Films" 2024 Nanoelectronics and Optoelectronics
https://doi.org/10.1166/jno.2024.3624		 Not yet quartile
 		 1.069
122 Sumit Malik, Joginder Singh, Kajal Saini, Vivek Chaudhary, Ahmad Umar, Ahmed A. Ibrahim, Sheikh Akbar, Sotirios Baskoutas "Paper-Based Sensors: Affordable, Versatile,
and Emerging Analyte Detection Platforms"		 2024 Analytical Methods
http://dx.doi.org/10.1039/D3AY02258G		 Q2 3.1
121                                                                        Anjali Vijeata, Ganga Ram,Chaudhary,Savita Chaudhary, Ahmed A. Ibrahim, Ahmad Umar "Recent advancements and prospects in carbon-based nanomaterials derived from biomass for environmental remediation applications" 2024 Chemosphere
https://doi.org/10.1016/j.chemosphere.2024.141935		 Q1 8.8
120 Gajanan A. Bodkhe,  Mayuri S. More,  Ahmad Umar, Ahmed A. Ibrahim, Subramanian Siva,  Megha A. Deshmukh,  Nikesh N. Ingle,  Dhammajyot K. Gaikwad, Meng-Lin Tsai, Tibor Hianik,  Myunghee Kim, Mahendra D. Shirsat "Enhanced detection of heavy metal ions using Ag nanoparticles and single-walled carbon nanotubes within Cu-based metal-organic frameworks" 2024 Journal of Environmental Chemical Engineering
https://doi.org/10.1016/j.jece.2024.113024		 Q1 7.7
119  

 Ranjeet Singh, Rajesh K. Yadav, Satyanath, Satyam Singh, Rehana Shahin, Ahmad Umar, Ahmed A. Ibrahim, Omvir Singh, Navneet K. Gupta, Chandani Singh, Jin OoK. Baeg, Sotirios Baskoutas "Nature-inspired polymer photocatalysts for green NADH regeneration and nitroarene transformation"

 2024 Chemosphere
https://doi.org/10.1016/j.chemosphere.2024.141491		 Q1 8.8
118

  Rohit Goyat, Joginder Singh, Ahmad Umar, Yajvinder Saharan, Ahmed A. Ibrahim, Sheikh Akbar, Sotirios Blackouts "Synthesis and characterization of nanocomposite based polymeric membrane (PES/PVP/GO-TiO2) and performance evaluation for the removal of various antibiotics (amoxicillin, azithromycin & ciprofloxacin) from aqueous solution"

 2024 Chemosphere
https://doi.org/10.1016/j.chemosphere.2024.141542		 Q1 8.8
117

 Rohit Goyat, Joginder Singh, Ahmad Umar, Yajvinder Saharan, Ahmed A. Ibrahim, Sheikh Akbar, and Sotirios Baskoutas"Enhancing oil–water emulsion separation via synergistic filtration using graphene oxide–silver oxide nanocomposite-embedded polyethersulfone membrane"

 2024 Waste Management & Research
https://doi.org/10.1177/0734242X231223914		 Q1 4. 2
116 Rohit Goyat, Joginder Singh, Ahmad Umar, Ahmed A Ibrahim, Savita Kumari1, Sumit Malik, Vivek Chaudhary, Sheikh Akbar and Sotirios Baskoutas "Enhanced removal of iron (Fe) and manganese (Mn) ions from contaminated water using graphene oxide-decorated polyethersulphone membranes: Synthesis

and characterization"

 2024 Waste Management & Research
https://doi.org/10.1177/0734242X241227379		 Q1 4. 2
115

Ahmad Umar, Ahmed A. Ibrahim, Amensisa Negasa Begi, Mohsen A.M. Alhamami, Noura Almehbad, Shahid Hussain, Sheikh Akbar 

"Synthesis of Bitter gourd-shaped Cu-doped ZnO nanostructures and their investigation for the detection of NO2 gas at low concentrations "

 2024 Ceramics International
https://doi.org/10.1016/j.ceramint.2024.01.032		 Q1 5.532
114

S. A. Saleh, Ihab A. Abdel Latif, A. A. Ibrahim, A. Al-Hajry and E. M. M. Ibrahim  " Structure, dielectric and magnetic properties of hydrothermally synthesized Sn1?x Fe x O2 nanoparticles "

 2024 International Journal of Materials Research https://www.degruyter.com/document/doi/10.1515/ijmr-2022-0458/html Q3 0.8
113

Bharti Sharma, Shikha Jain, Ahmad Umar, Sushma Rani, Sandeep Kumar, Ahmed A. Ibrahim, and Neeraj Dilbaghi" Synergistic Electrochemical Sensing of 2,4- Dinitrotoluene via Bimetallic Nickel-Cobalt Oxide Nanoparticles"

 2024 Chemical physics impact
https://doi.org/10.1016/j.chphi.2024.100470		 Q3 2.2
112

Ahmad Umar, Insung Jung,Ahmed A. Ibrahim, M. Shaheer Akhtar, Sundararajan,Ashok Kumar,Mohsen A.M. Alhamami, Tubia Almas, Noura Almehbad, Sotirios Baskoutas "Porous Mn2O3 nanorods-based electrode for high-performance electrochemical supercapacitor"

 2024

Journal of Energy Storage

https://doi.org/10.1016/j.est.2023.110305		 Q1 9.4
111

 hmad Umar, Faheem Ahmed, Nabi Ullah, Sajid Ali Ansari, Shahid Hussain , Ahmed A. Ibrahim Hussam Qasem, Sundararajan Ashok Kumar, Mohsen Ali Alhamami ,Nora Almehbad , Hassan Algadi, Tubia Almas ,Amal F. Selim ,Sotirios Baskoutas "Exploring the potential of reduced graphene oxide/polyaniline (rGO@PANI) nanocomposites for high-performance supercapacitor application"

 2024 Electrochimica Acta
https://doi.org/10.1016/j.electacta.2023.143743		 Q1 7.336
110 Ahmad Umar, M. Shaheer Akhtar, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, and Chong Yeal Kim "Synthesis, Characterization, and Application of TiO2 Nanorods for Hydrazine Sensing" 2023

Science of Advanced Materials   https://doi.org/10.1166/sam.2023.4606

 Q4 1.318
109  Qiumei Lei, Yan Shao, Guojia Lu, Ahmad Umar, Ahmed A. Ibrahim, Fang Yang, Wenyao Li, and Tao Ji"Enhancing Oxygen Sensing Precision Through Gate-Controlled TiO2 Field Effect Transistors Under Ultraviolet Excitation" 2023 Science of Advanced Materials   https://doi.org/10.1166/sam.2023.4602 Q4 1.318
108 Li Hongzhang, Liu Xinhua, Chi Eryan, Xu Guocai, Ahmed A. Ibrahim, and Amal F. Seliem " Enhancing Nickel-Ion Adsorption: Insights into Phytate Sodium Salt Modification of Styrene-Butadiene-Styrene Triblock Copolymer Electrospun Fiber Membranes" 2023 Science of Advanced Materials     https://doi.org/10.1166/sam.2023.4603 Q4 1.318
107 Yuechan Li, Yuejie Li, Xiuxiu Li, Yongli Li, Yang Fei, Yujie Yan, Ahmad Umar, Ahmed A. Ibrahim, and An Xie "Tailoring Optoelectronic Properties of ZnO Films Through Synergistic Mg and B Co-Doping for Unprecedented High-Performance Transparent Electrode Applications" 2023 Nanoelectronics and Optoelectronics
https://doi.org/10.1166/jno.2023.3525		 Not yet quartile
 		 1.069
106 Ashwini Singh,  Vaibhava Srivastava,  Surbhi Agarwal, Pooja Lohia,   D. K. Dwivedi, Ahmad Umar, Ahmed A. Ibrahim,  Sheikh Akbar,  Sotirios Baskoutas &  Pratap Kumar Dakua  "Enhancing the performance of lead-free La2NiMnO6 double perovskite solar cells through SCAPS-1D optimization" 2023 Journal of optics
http://dx.doi.org/10.1007/s12596-023-01527-w		 Q2 1. 8
105 Satyam Singh, RajeshK.Yadav, Ahmad Umar, Ahmed A. Ibrahim, Tae Wu Kim, Atul Pratap Singh, Rajesh Kumar, Sandeep Chaudhary, Dilip K. Dwivedi, Ravindra Vikram Singh, Navneet Kumar Gupta, Chandani Singh, Jin-O. Baeg, Sotirios Baskoutas"Transformation of PMMA from sunlight-blocking to sunlight-activated coupled with DNH photocatalytic platform for oxidative coupling of amines and generation/ regeneration of LDC/NADH" 2023 photochemistry and photobiology
https://doi.org/10.1111/php.13888		 Q2 3.3
104 Yogita A. Waghmare , Vijaykiran N. Narwade, Ahmad Umar, Ahmed A. Ibrahim , Mahendra D. Shirsat  "Enhanced CO sensing with highly sensitive and selective rGO-Ru OEP chemiresistive sensor" 2023 Chemical physics impact
https://doi.org/10.1016/j.chphi.2023.100419		 Q3 2.2
103  Ha-Ryeon Lee; M. Shaheer Akhtar; Ahmad Umar; Ahmed A. Ibrahim; Sotirios Baskoutas; O-Bong Yang"2D NiMoO4 nanawalls directly grown on Ni foam for the asymmetric electrochemical supercapacitors" 2023 Chemical physics impact
https://doi.org/10.1016/j.chphi.2023.100406		 Q3 2.2
102 Ahmad Umar, Sheikh Akbar , Rajesh Kumar , esse Nii Okai Amu-Darko , S. Hussain , Ahmed A. Ibrahim , MohsenAlhamami , Noura Almehbad , Tubia Almas , Amal F. Seliem "Ce-doped ZnO nanostructures: A promising platform for NO2 gas sensing" 2023 Chemosphere
https://doi.org/10.1016/j.chemosphere.2023.140838		 Q1 8.8
101 Ahmad Umar, Sheikh Akbar, Rajesh Kumar, Faheem Ahmed, Sajid Ali Ansari, Ahmed A. Ibrahim, Mohsen A. Alhamami, Noura Almehbad, Hassan Algadi, Tubia Almas, Wen  eng"Unveiling the potential of PANI@MnO2@rGO ternary nanocomposite in energy storage and gas sensing" 2023 Chemosphere
https://doi.org/10.1016/j.chemosphere.2023.140657		 Q1 8.8
100  Kuldeep Kumar, Ravi Kumar, Shweta Kaushal, Naveen Thakur, Ahmad Umar, Sheikh Akbar, Ahmed A. Ibrahim, Sotirios Baskoutas"Biomass waste-derived carbon materials for sustainable remediation of polluted environments: A comprehensive review" 2023 Chemosphere
http://dx.doi.org/10.1016/j.chemosphere.2023.140419		 Q1 8.8
99
Chahat Sharma,Pooja Sharma,Amit Kumar,Yashika Walia,Raman Kumar,Ahmad Umar,Ahmed A. Ibrahim,Mohd. Sayeed Akhtar,Abdulrab Ahmed M. Alkhanjaf &Sotirios Baskoutas" A review on ecology implications and pesticide degradation using nitrogen fixing bacteria under biotic and abiotic stress conditions"		 2023 Chemistry and Ecology
http://dx.doi.org/10.1080/02757540.2023.2253220		 Q2 2.381
98  Zhe Ren, Wenjuan Guo, Shuqian Sun, Xin Liu, Zelong Fan, Fangfang Wang, Ahmed A. Ibrahim, Ahmad Umar, Abdulrab Ahmed M. Alkhanjaf & S. Baskoutas "Dual-mode transfer response based on electrochemical and fluorescence signals for the detection of amyloid-beta oligomers (A?O)"
 		 2023 Microchimica Acta
http://dx.doi.org/10.1007/s00604-023-06014-4		 Q1 6.408
97 Zhe Ren , Wenjuan Guo, Ahmad Umar , Chengxian Zhao, Luyan Wang , Ahmed A. Ibrahim , Abdulrab AhmedM. Alkhanjaf , Sotirios Baskoutas , Meishan Pei , Xiuzhi Zhang "An electrochemical aptasensor based on stimulus response and signal amplification strategy for the detection of Amyloid-? oligomers" 2023 Microchemical Journal
http://dx.doi.org/10.1016/j.microc.2023.109377		 Q1 5.304
96  Ahmad Umar, Rajesh Kumar, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, M. Shaheer Akhtar           " Cadmium sulfide quantum dots decorated reduced graphene oxide:A versatile platform for highly sensitive acetylacetone sensor" 2023 MRS CommunicationsResearch letter
https://doi.org/10.1557/s43579-023-00462-y		 Q2 2.935
95 Sumit Malik, Joginder Singh,Rohit Goyat, Yajvinder Sahara,Vivek Chaudhry , Ahmad Umar, Ahmed A. Ibrahim , Sheikh Akbar , Sadia Ameen , Sotirios Baskoutas " Nanomaterials-based biosensor and their applications:A review" 2023 Heliyon
https://doi.org/10.1016/j.heliyon.2023.e19929		 Q1 4.0
94 Ahmad Umar, Vaishali Yadav, Vaibhava Srivastava, Sadanand, Pooja Lohia, Dilip Kumar Dwivedi, Ahmed A Ibrahim, Sheikh Akbar, Hussam Qasem, Sotirios Baskoutas,"Optimizing quantum dot solar cells: exploring defect density effects with PTAA HTL layer simulation using SCAPS-1D" 2023 Emerging Materials Research
https://doi.org/10.1680/jemmr.22.00130		 Q3 2. 11
93 K. C. Devendra, Deb Kumar Shah, Subhash Kumar, Nawraj Bhattarai, Dipak Raj Adhikari, Khim B. Khattri, M. Shaheer Akhtar, Ahmad Umar, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, Sotirios Baskoutas & O.-Bong Yang" Enhanced solar cell efficiency: copper zinc tin sulfide absorber thickness and defect density analysis" 2023 Journal of Materials Science: Materials in Electronics
http://dx.doi.org/10.1007/s10854-023-11125-y		 Q2 2.779
92  Bihai Bai , Guojun Lu , Chunyan Cao, Ahmad Umar , Ahmed A. Ibrahim , Nihui Huang , Zijun Chen , Hongwei Zhao , Wang Yao , Haichang Zhong, Yuechan Li An Xie "
 Temperature-induced luminescence enhancement and quenching behavior of Eu3+ in Lu2(WO4)3 phosphors "		 2023
 Materials Research Bulletin
https://doi.org/10.1016/j.materresbull.2023.112502		 Q1 5.4
91 Neetesh Kumar , Rajesh K. Yadav , Ahmad Umar, Ahmed A. Ibrahim , Satyam Singh , Rehana Shahin , Atul P. Singh , Abhishek K. Gupta , Navneet K. Gupta , Jin Ook Baeg , Dilip K. Dwivedi , Sotirios Baskoutas "Selective aerobic coupling of amines to imines using solar spectrum-responsive flower-like Nen-graphene quantum dots (GQDs) decorated with 2, 4-dinitrophenylhydrazine (PH) as a photocatalyst"
 		 2023 Chemospher

https://doi.org/10.1016/j.chemosphere.2023.139697

 Q1 8.8
90 Ahmad Umar, Rajesh Kumar , Pravin Ahmad Umar , Rajesh Kumar , Pravin S. More , Ahmed A. Ibrahim , Hassan Algadi , Mohsen  . Alhamami , Sotirios Baskoutas , Sheikh Akbar  "Polyethylene glycol embedded reduced graphene oxide supramolecular assemblies for enhanced room-temperature gas sensors" 2023

Environmental Research

http://dx.doi.org/10.1016/j.envres.2023.116793		 Q1 5.715
89 Eunbi Kim, Ahmad Umar , Sadia Ameen , Rajesh Kumar , Ahmed A. Ibrahim , Mohsen A.M. Alhamami , M.S. Akhtar , Sotirios Baskoutas
 Synthesis and characterizations of ZIF-8/GO and ZIF-8/rGO composites for highly sensitive detection of Cu2+ ions 		2023
 Surfaces and Interfaces
https://doi.org/10.1016/j.surfin.2023.103163		 Q1 6.137
88 Mohd. Shkir, Kamlesh V. Chandekar, Baskaran Palanivel, Fatemah H. Alkallas, Amira Ben Gouider Trabelsi, Aslam Khan, S. AlFaify, Ahmad Umar, Ahmed A. Ibrahim, S. Baskoutas "Facile auto-flash-combustion synthesis and characterization of visible-light-driven photocatalytic active Mn (II, III) loaded NiO nanoparticles" 2023 Journal of Science: Advanced Materials and Devices
https://doi.org/10.1016/j.jsamd.2023.100588		 Q1 7.382
87 Manjot Kaur , Shafali Singh , Surinder Kumar Mehta , Sushil Kumar Kansal , Ahmad Umar , Ahmed A. Ibrahim , Sotirios Baskoutas " CeO2 quantum dots decorated g-C3N4 nanosheets: A potential scaffold for fluorescence sensing of heavy metals and visible-light driven photocatalyst"
 		 2023 Journal of Alloys and Compounds
https://doi.org/10.1016/j.jallcom.2023.170637		 Q1 6.371
86 Xueying Yang·Wenjuan Guo·Ahmad Umar· Hassan Algadi·Ahmed A. Ibrahim·hengxian Zhao·Zhe Ren· Luyan Wang ·Meishan Pei"Electrochemical aptasensor based on gold nanoparticle decorated Ti3C2Tx  nanocomposites for chloramphenicol detection 2023 Microchimica Acta
https://doi.org/10.1007/s00604-023-05772-5		 Q1 6.408
85 Vaibhav Gupta, Rajesh K. Yadav , Ahmad Umar , Ahmed A. Ibrahim, Satyam Singh, Rehana Shahin, Ravindra K. Shukla, Dhanesh Tiwary, D. K. Dwivedi, Alok Kumar Singh, Atresh Kumar Singh, Sotirios Baskoutas "Highly Efficient Self-Assembled Activated Carbon Cloth-Templated Photocatalyst for NADH Regeneration and Photocatalytic Reduction of 4-Nitro Benzyl Alcohol" 2023 Catalysts
https://doi.org/10.3390/catal13040666		 Q2 4.501
84 Ahmad Umar, Ahmed A. Ibrahim, Mohsen A. Alhamami, Hassan Algadi, Faheem Ahmed, S. Hussain, Hassan Fouad, and Sheikh Akbar'ZnO nanorods assembled microflower-based gas sensor for detecting formaldehyde' 2023 Materials Express
https://doi.org/10.1166/mex.2022.2315		 Q4 1.478
83 Ahmad Umar1, Ahmed A. Ibrahim, Mohsen A. Alhamami, S. Hussain, Hassan Algadi,
Faheem Ahmed, Hassan Fouad, and Sheikh Akbar" Synthesis and gas-sensing properties of ZnO nanoflowers for hydrogen sulphide (H2S) detection "		 2023 Materials Express
https://doi.org/10.1166/mex.2023.2317		 Q4 1.478
82  Umar, Ahmad 1 ; Singh, Sachin 2 ; Yadav, Sapana 2 ; Mishra, Adarsh Chandra 2 ; Chaudhary, Vijay Shanker 3 ; Lohia, Pooja 4 ; Dwivedi, D. K. 2 ; Ibrahim, Ahmed A. 1 ; Alhamami, Mohsen A. "Numerical Study of Surface Plasmon Resonance Biosensor Using Aluminium Oxide and Bismuth Telluride Nanomaterials for Skin Cancer Cell Detection" 2022 Nanoelectronics and Optoelectronics
http://dx.doi.org/10.1166/jno.2022.3358		 Not yet quartile
 		 0.697
81 Ahmad Umar1, Pooja Lohia, Sachin Singh, Vipin Kumar, D.K. Dwivedi, Ahmed A. Ibrahim, and Hassan Algadi " Graphene and Nickel Nanomaterials Based Surface Plasmon Resonance (SPR) Biosensor: A Theoretical Study " 2022 Nanoelectronics and Optoelectronics
https://doi.org/10.1166/jno.2022.3320		 Not yet quartile
 		 0.697
80 Ahmad Umar, Faheem Ahmad, Hassan Algadi, Ahmed A. Ibrahim, Mohsen A. Alhamami,
Hussam Qasem, and Sheikh Akbar"Single crystalline ?-manganese dioxide (?-MnO2)
nanowires as anode materials for lithium-ion
batteries"		 2022 Materials Express
https://doi.org/10.1166/mex.2022.2316		 Q4 1.478
79 Ahmad Umar, Vaishali Yadav, Vaibhava Srivastava, Sadanand, Pooja Lohia,  D. K. Dwivedi5, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, Hussam Qasem, and Sheikh Akbar"Simulation of Efficient Lead Sulfide Colloidal Quantum Dot Solar Cell using Spiro-OMeTAD as Hole Transport Layer " 2022 Science of Advanced Materials
https://doi.org/10.1166/sam.2022.4377		 Q4 1.318
78 Ahmad Umar, Pravin Kumar Singh, Sadanand, D. K. Dwivedi, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, Hussam Qasem, Sheikh Akbar, and S. Baskoutas "Design and Simulation of Lead-Free Perovskite Solar Cells with a Hole Transport Layer Made of NiO Nanocomposite "
 		 2022 Science of Advanced Materials
https://doi.org/10.1166/sam.2022.4368		 Q4 1.318
77 Ahmad Umar, Ramesh Kumar, Mohinder Singh Chauhan, Rajesh Kumar, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, Hassan Algadi,  Mohammad Shaheer Akhtar "Effective fluorescence detection of hydrazine and photocatalytic degradations of Rhodamine B dye using CdO-ZnO nanocomposites" 2022 Coatings
Open Access
https://doi.org/10.3390/coatings12121959		 Q2 2.89
76  Ahmad Umar, Sadanand , Pravin Kumar Singh, D.K. Dwivedi , Hassan Algadi , Ahmed  A . Ibrahim , Mohsen A. M. Alhammai , Sotirios Baskoutas"High power-conversion efficiency of lead-free perovskite solar cells: A theoretical investigation " 2022 Micromachines
https://doi.org/10.3390/mi13122201		 Q2 3.49
75 Ahmad Umar, Mazharul Haque , Shafeeque G. Ansari  , Hyung-Kee Seo, Ahmed A. Ibrahim, Mohsen A. M. Alhamami, Hassan Algadi , Zubaida A. Ansari "Label-Free Myoglobin Biosensor Based on Pure and Copper-Doped Titanium Dioxide Nanomaterials" 2022 Biosensors
https://doi.org/10.3390/bios12121151		 Q2 5.743
74 Ahmad Umar, Sheikh Akbar; Ahmed A. Ibrahim; Hassan Algadi; Moaaed Motlak; M.Shaheer Akhtar "Electrospun Co3O4 Nanofibers as Potential Electrocatalytic Material for Enhanced Chemo-sensor and Supercapacitors" 2022 Journal of materials research and technology
https://doi.org/10.1016/j.jmrt.2022.11.094		 Q1 6.267
73 Roshan Gul; Priyanka Sharma; Raman Kumar; Ahmad Umar; Ahmed A. Ibrahim; Mohsen A. M. Alhamami; Vivek Sheel Jaswal; Manish Kuma:" A Sustainable Approach to The Degradation of Dyes by Fungal Species Isolated from Industrial Wastewaters: Performance, Parametric Optimization, Kinetics and Degradation Mechanism" 2022 Environmental
Research
https://doi.org/10.1016/j.envres.2022.114407		 Q1 5.715
72  Ahmad Umar , Subburaj Ruby, Savariroyan Stephen Rajkumar Inbanathan, Daniel Rani Rosaline, Rajesh Kumar ,Hassan Algadi ,Ahmed A Ibrahim, Pau Loke , Sotirios Baskoutas ." Photodegradation of methyl orange based on manganese-substituted bismuth ferrite nanoparticles" 2022 Emerging Materials Research
https://doi.org/10.1680/jemmr.22.00037		 Q3 1.429
71 Yajvinder Saharan, Joginder Singh, Rohit Goyat, Ahmad Umar, Sheikh Akbar, Ahmed A. Ibrahim, Sotirios Baskoutas, "Novel Supramolecular Organo-Oil Gelators for Fast and Effective Oil Trapping: Mechanism and Applications" 2022 Journal of Hazardous Materials
https://doi.org/10.1016/j.jhazmat.2022.129977		 Q1 14.224
70 Ahmad Umar, S. Ashok Kumar, D. Rani Rosaline, Hassan Algadi, Ahmed A. Ibrahim, Faheem Ahmad, Edson Luiz Foletto, S.S.R Inbanthan"Poly(1-Napthylamine) Nanoparticles as Potential Scaffold for Supercapacitor and Photocatalytic Applications" 2022 Micromachines
https://doi.org/10.3390/mi13091528		 Q2 3.49
69 Chengxian Zhao,   Wenjuan Guo,   Ahmad Umar,  Hassan Algadi, Meishan Pei,   Ahmed A. Ibrahim,   Xueying Yang,   Zhe Ren,   Xiangyun Mi &   Luyan Wang  "High?sensitive ferrocene labeled aptasensor for the detection of Mucin 1 by tuning the sequence constitution of complementary probe' 2022 Microchimica Acta
https://link.springer.com/content/pdf/10.1007/s00604-022-05424-0.pdf		 Q1 6.408
68 Girish Gupta, Manpreet Kaur, Sushil K Kansal, Ahmad Umar, Ahmed A Ibrahim"?-Bi2O3 nanosheets: An efficient material for sunlight-driven photocatalytic degradation of Rhodamine B" 2022 Ceramics International
https://doi.org/10.1016/j.ceramint.2022.06.210		 Q1 5.532
67 Ahmad Umar, S Ashok Kumar, SSR Inbanathan, Maryam Modarres, Rajesh Kumar, Hassan Algadi, Ahmed A Ibrahim, Rune Wendelbo, R Packiaraj, Mohsen AM Alhamami, S Baskoutas"Enhanced sunlight-driven photocatalytic, supercapacitor and antibacterial applications based on graphene oxide and magnetite-graphene oxide nanocomposites" 2022 Ceramics International
https://doi.org/10.1016/j.ceramint.2022.05.371		 Q1 5.532
66 Daizee Talukdar, Teenu Jasrotia, Ahmad Umar, Rajeev Kumar, Raman Kumar, Abdulrab Ahmed M Alkhanjaf, Ahmed A Ibrahim, Tapan Kumar Mukherjee, Vivek Sheel Jaswal, M Shaheer Akhtar  "Mechanistic and analytical understanding of biological immobilization of chromium metal ions from waste-sites" 2022 Journal of Environmental Chemical Engineering
https://doi.org/10.1016/j.jece.2022.107498		 Q1 5.909
65 Yajvinder Saharan, Joginder Singh , Rohit Goyat, Ahmad Umar , Hasan Algadi, Ahmed A. Ibrahim, Raman Kumar, Sotirios Baskoutas " Nanoporous and hydrophobic new Chitosan-Silica blend aerogels for enhanced oil adsorption capacity" 2022
Journal of Cleaner Production
https://doi.org/10.1016/j.jclepro.2022.131247		 Q1 9.297
64 Ahmad Umar , Jay Singh,  Ahmed A. Ibrahim, Majdolin M. E. Elsddig
"Cauliflower-Shaped ZnO Nanostructure for Enhanced NO 2 Gas Sensor Application"		 2021 Science of Advanced Materials https://doi.org/10.1166/sam.2021.4167

 

 Q4 1.318
63 2021 Science of Advanced Materials https://doi.org/10.1166/sam.2021.4168 Q4 1.318
62 AhmadUmar, Ahmed A. Ibrahim , HassanAlgadi ,HasanAlbargi ,Mabkhoot A.Alsairi ,YaoWang ,SheikhAkbar  "Supramolecularly assembled isonicotinamide/reduced graphene oxide nanocomposite for room-temperature NO2 gas sensor" 2021

Environmental Technology & Innovation

https://doi.org/10.1016/j.eti.2021.102066		 Q1 5.263
61 Ahmad Umar, A. A. Ibrahim, Hassan Algadi, Umesh T. Nakate, Sandip P. Choudhury, Turki Alsuwian, Hasan Albargi, Mabkhoot A. Alsaiari, S. Baskoutas " Selective ethanol gas sensing performance of flowershaped CuO composed of thin nanoplates" 2021 Journal of Materials Science: Materials in Electronics
https://doi.org/10.1007/s10854-021-06428-x		 Q2 2.478
60 A.G. Ramu , Ahmad Umar, S. Gopi , Hassan Algadi , Hasan Albargi, Ahmed A. Ibrahim, Mabkhoot A. Alsaiari , Yao Wang, Dongjin Choi, "Tetracyanonickelate (II)/KOH/reduced graphene oxide fabricated carbon felt for mediated electron transfer type electrochemical sensor for efficient detection of N2O gas at room temperature" 2021

Environmental Research

https://doi.org/10.1016/j.envres.2021.111591		 Q1 5.715
59 Ahmad Umar, Hassan Algadi, Rajesh Kumar, M. Shaheer Akhtar, A. A. Ibrahim, Hassan Albargi, Mohsen A. M. Alhamami,  Turki Alsuwian, Wen Zeng " Ultrathin leaf-shaped CuO nanosheets based sensor device for enhanced hydrogen sulfide gas sensing application" 2021 Chemosensors
https://doi.org/10.3390/chemosensors9080221		 Q2 3.398
58 Ahmad Umar, Ramesh Kumar, Rajesh Kumar, Ahmed A Ibrahim, Mohsen AM Alhamami, Hassan Algadi, Suvarcha Chauhan, MS Chauhan "Co-Doped ZnO Nano-Agglomerates as a Potential Scaffold for Non-Enzymatic Hydrogen Peroxide Sensing" 2021 Science of Advanced Materials

https://doi.org/10.1166/sam.2021.4106

 Q4 1.318
57 Ahmad Umar , Faheem Ahmed , Ahmed A. Ibrahim , Hassan Algadi , Hasan B. Albargi ,Mohsen Ali M. Alhmami, Tubia  Almas , Ayeda Y. A. Mohammed , Hatem Abuhimd  , and L. Casta?eda " MnO2 Nanoparticles Anchored Multi Walled Carbon Nanotubes as Potential Anode Materials for Lithium Ion Batteries" 2021 Journal of Nanoscience and Nanotechnology
https://doi.org/10.1166/jnn.2021.19440		 Q3 1.35
56 Ahmad Umar, Ahmed A. Ibrahim , Rajesh Kumar, Hassan Algadi, Hasan Albargi, Mohsen A. M. Alhamami1, Umesh T. Nakate, and Sotirios Baskoutas "Star-Fruit-Shaped CuO Structures for High Performance Ethanol Gas Sensor Device" 2021 Science of Advanced Materials
https://doi.org/10.1166/sam.2021.3968		 Q4 1.318
55 Ahmad Umar, Ahmed A. Ibrahim, R. Kumar, Hassan Algadi, Hassan
Albargi, F. Ahmad, Wen Zeng, M. Shaheer Akhtar
"?-MnO2 nanowires as potential scaffolds for high-performance formaldehyde gas sensor device"		 2021 Coatings
Open Access
https://doi.org/10.3390/coatings11070860		 Q2 2.33
54 Ahmad Umar,M. Shaheer Akhtar,Hassan Algadi,A. A. Ibrahim, Mohsen A. M. Alhamami " Highly sensitive and selective eco-toxic 4-nitrophenol chemical sensor based on Ag-doped ZnO nanoflowers decorated with nanosheets" 2021 Molecules
https://doi.org/10.3390/molecules26154619		 Q1 3.267
53 Wenjuan Guo, Ahmad Umar, Hassan Algadi, Hasan Albargi, Ahmed A. Ibrahim, Kaili Cui, Luyan Wang, Meishan Pei, Yao Wang  "Design of a unique “ON/OFF” switch electrochemical aptasensor driven by the pH for the detection of Aflatoxin B1 in acid solutions based on titanium carbide/ carboxylated graphene oxide- poly(4-vinyl pyridine)/Aptamer composite" 2021 Microchemical journal
https://doi.org/10.1016/j.microc.2021.106548		 Q2 3.954
52 AhmadUmar ,Ahmed A.Ibrahim, HassanAlgadi, HasanAlbargi ,Mabkhoot A.Alsairi ,YaoWang SheikhAkbar . " enhanced NO2 gas sensor device based on supramolecularly assembled polyaniline/silver oxide/grafene oxide composites" 2021 Ceramics International
https://doi.org/10.1016/j.ceramint.2021.05.296		 Q1 5.532
51 Ahmad Umar  , Siddheshwar D. Raut  , Ahmed A. Ibrahim , Hassan Algadi  , Hasan Albargi  , Mabkhoot Alsaiari a , M. Shaheer Akhtar  , Mohammad Qamar  , Sotirios Baskoutas " Perforated Co3O4 nanosheets as high-performing supercapacitor material " 2021 Electrochimica Acta
https://doi.org/10.1016/j.electacta.2021.138661		 Q1 6.215
50 P. Paulraj,  Ahmad Umar, K. Rajendran,  A. Manikandan,  A. Sathamraja,  R. Kumar, E. Manikandan,  K. Pandian, S. askoutas,  Hassan Algadi, Ahmed A. Ibrahim &  Mabkhoot A. Alsaiari " Methylene blue intercalated layered MnO2 nanosheets for high-sensitive non-enzymatic ascorbic acid sensor " 2021 Journal of Materials Science: Materials in Electronics
https://doi.org/10.1007/s10854-021-05391-x		 Q2 2.478
49 Ahmad Umar, Ahmed A Ibrahim, Rajesh Kumar, Hassan Algadi, Hasan Albargi, Mabkhoot A. Alsairi,; Mohsen A. M. Alhmami, Wen Zeng, Faheem Ahmed, Sheikh Akbar, PHD "CdO-ZnO nanorices for enhanced and selective formaldehyde gas sensing applications" 2021

Environmental Research

https://doi.org/10.1016/j.envres.2021.111377
 		 Q1 5.715
48 "Highly sensitive and selective 2-nitroaniline chemical sensor based on Ce-doped SnO2 nanosheets/ Nafion modified glassy carbon electrode" 2021 Advanced Composites and Hybrid Materials.
https://doi.org/10.1007/s42114-021-00283-4		 Q1 5.795
47 M. Beaula Ruby Kamalam , S.S.R. Inbanathan , K. Sethuramanb,  Ahmad Umard, , Hassan Algadi, Ahmed A. Ibrahim, Qazi Inamur Rahmang , Christos S. Garoufalis , Sotirios Baskoutas" Direct sunlight-driven enhanced photocatalytic performance of V2O5 nanorods/ graphene oxide nanocomposites for the degradation of Victoria blue dye " 2021

Environmental Research

https://doi.org/10.1016/j.envres.2021.111369
 		 Q1 5.715
46

A.G.Ramu , AhmadUmar ,Ahmed A.Ibrahim, Hassan Algadi , Yousif S.A.Ibrahim,YaoWang,MarliaM.Hanafiah,P.Shanmugam,DongjinChoi  "Synthesis of porous 2D layered nickel oxide-reduced graphene oxide (NiO-rGO) hybrid composite for the efficient electrochemical detection of epinephrine in biological fluid"

 2021

Environmental Research

https://doi.org/10.1016/j.envres.2021.111366		 Q1 5.715
45 AhmadUmar, Ahmed A.Ibrahim, H.Y.Ammar , Umesh T.Nakate , HasanAlbargi , Y.B.Hahnd"Urchin like CuO hollow microspheres for selective high response ethanol sensor application: Experimental and theoretical studies" 2021 Ceramics International
https://doi.org/10.1016/j.ceramint.2021.01.053		 Q1 4.39
44 Ahmad Umar , M. Shaheer Akhtar , Sadia Ameen ,. Imran , Rajesh Kumar, Yao Wang, Ahmed A. Ibrahim, H. Albargi, Mohammed Jalalah, Mabkhoot A. Alsaiari , M.S. Al-Assiri, "Colloidal synthesis of NiMn2O4 nanodisks decorated reduced graphene oxide for electrochemical applications" 2021 Microchemical journal
https://doi.org/10.1016/j.microc.2020.105630		 Q2 3.954
43 Ahmad Umar, Mohammad Qamar, Rajesh Kumar, Ahmed A. Ibrahim, Mohsen Ali M. Alhmami, Tubia Almas, Ayeda Y. A. Mohammed, Nikolaos Bouropoulos, S. Baskoutas, Munzir H. Suliman, and Qasem A. Drmosh "Electrochemical Oxygen Evolution Reaction Catalyzed by Cobalt Oxide (Co3O4) Nanodisks" 2020 Science of Advanced Materials
https://doi.org/10.1166/sam.2020.3905		 Q4 1.318
42 P. Paulraj, Ahmad Umar, K. Rajendran , A. Manikandan , R. Kumar , E. Manikandan, K. Pandian b , Mater H. Mahnashi , Mabkhoot A. Alsaiari, Ahmed A. Ibrahim, Nikolaos Bouropoulos , Sotirios Baskoutas , "  Solid-state synthesis of Ag-doped PANI nanocomposites for their end-use as an electrochemical sensor for hydrogen peroxide and dopamine " 2020 Electrochimica Acta
https://doi.org/10.1016/j.electacta.2020.137158		 Q1 6.215
41 Ahmad Umar, Ahmed A. Ibrahim, R. Kumar, H. Albargi, Wen Zeng, Mohsen Ali M Alhmami, Mabkhoot A. Alsaiari , S. Baskoutas"Gas sensor device for high-performance ethanol sensing using ?-MnO2 nanoparticles" 2020 Materials Letters
https://doi.org/10.1016/j.matlet.2020.129232		 Q1 3.204
40 Ahmad Umar, Ahmed A. Ibrahim, Umesh T. Nakate, Hasan Albargi, Mabkhoot A. Alsaiari, Faheem Ahmed, Fahad A. Alharthi, Abdulaziz Ali Alghamdi, Nabil Al-Zaqri  " Fabrication and characterization of CuO nanoplates based sensor device for ethanol gas sensing application" 2020
Chemical Physics Letters
https://doi.org/10.1016/j.cplett.2020.138204		 Q3 2.029
39 Ahmad Umar; Ahmed A Ibrahim; Rajesh Kumar; Hasan Albargi; Mabkhoot A Alsaiari; Faheem Ahmad, “Cubic shaped hematite (?-Fe2O3) micro-structures composed of stacked nanosheets for rapid ethanol sensor application” 2020 Sensors and Actuators B: Chemical
https://doi.org/10.1016/j.snb.2020.128851		 Q1 6.36
38 Ahmad Umar ,Farid A. Harraz, Ahmed A. Ibrahim, Tubia Almas, Rajesh Kumar, M. S. Al-Assiri , and Sotirios Baskoutas “Iron-Doped Titanium Dioxide Nanoparticles As Potential Scafold for Hydrazine Chemical Sensor Applications” 2020 Coatings
Open Access
https://doi.org/10.3390/coatings10020182		 Q2 2.89
37 Ahmad Umar , Ahmed A. Ibrahim , Rajesh Kumar , Tubia Almas , Priyanka Sandal , M.S. Al-Assiri , Mater H. Mahnashi , B.Z. AlFarhan , S. Baskoutas “Fern shaped La2O3 nanostructures as potential scaffold for efficient hydroquinone chemical sensing application “ 2020 Ceramics International
https://doi.org/10.1016/j.ceramint.2019.10.258		 Q1 4.39
36 Ahmad Umar, Tubia Almas, Ahmed A. Ibrahim, Rajesh Kumar, M.S. AlAssiri, S. Baskoutas, M. Shaheer Akhtar “An efficient chemical sensor based on CeO2 nanoparticles for the detection of acetylacetone chemical” 2020 Journal of Electroanalytical Chemistry
https://doi.org/10.1016/j.jelechem.2020.114089		 Q1 3.218
35 Ahmad Umar , H. Y. Ammar ,  Rajesh Kumar , Ahmed A. Ibrahim , M. S. Al-Assiri, " Square disks?based crossed architectures of SnO2 for ethanol gas sensing applications- An experimental and theoretical investigation" 2019 Sensors and Actuators B: Chemical
https://doi.org/10.1016/j.snb.2019.127352		 Q1 6.36
34 Ahmad Umar , Ahmed A. Ibrahim ,  Rajesh Kumar , Tubia Almas  , Priyanka Sandal , M. S. Al-Assiri , Mater H. Mahnashi , B. Z. AlFarhan , S. Baskoutas "Fern shaped La2O3 nanostructures as potential scaffold for efficient hydroquinone chemical sensing application" 2019 Ceramics International
https://doi.org/10.1016/j.ceramint.2019.10.258		 Q1 5.532
33 Ahmad Umar, M. Shaheer Akhtar, Tubia Almas, Ahmed A. Ibrahim, M.S. Al-Assiri, Yoshitake Masuda, Qazi Inamur Rahman, Sotirios Baskoutas Direct growth of flower-shaped ZnO anostructures on FTO substrate for  dye-sensitized solar cells 2019 Crystals
https://doi.org/10.3390/cryst9080405		 Q2 2.06
32 Ahmad Umar1, H.Y. Ammar, Rajesh Kumar, Tubia Almas, Ahmed A. Ibrahim, M. S. AlAssiri, M. Abaker, S. Baskoutas "Efficient H2 gas sensor based on 2D SnO2 disks: Experimental and theoretical studies" 2019 International Journal of Hydrogen Energy
https://doi.org/10.1016/j.ijhydene.2019.04.269		 Q1 4.08
31 Al-Hadeethi Y, Umar A, Singh K, Ibrahim AA, Al-Heniti SH, Raffah BM.Ytterbium-Doped ZnO Flowers Based Phenyl Hydrazine Chemical Sensor 2019 Journal of Nanoscience and Nanotechnology
https://doi.org/10.1166/jnn.2019.16283		 Q3 1.35
30 Ahmad Umar, Ahmed A. Ibrahim, Rajesh Kumar, Tubia Almas , M. S. Al-Assiri, S. Baskoutas  “Nitroaniline chemi-sensor based on Bitter Gourd shaped Ytterbium oxide (Yb2O3) doped zinc oxide (ZnO) nostructures” 2019 Ceramics International
https://doi.org/10.1016/j.ceramint.2019.04.079		 Q1 5.532
29 Yas Al-Hadeethi, Ahmad Umar, Kulvinder Singh, Ahmed A. Ibrahim, Saleh. H. Al-Heniti, and Bahaaudin M. Raffah," Highly Sensitive Picric Acid Chemical Sensor Based on Samarium (Sm) Doped ZnO Nanorods" 2019 Journal of
Nanoscience and Nanotechnology
https://doi.org/10.1166/jnn.2019.16105		 Q3 1.35
28 Yas Al-Hadeethi, Ahmad Umar, Ahmed A. Ibrahim, Rajesh Kumar, Saleh. H. Al-Heniti, and Bahaaudin M. Raffah" Hydroquinone Sensor Based on Neodymium (Nd) Doped ZnO Hexagonal Nanorods" 2018 Nanoscience and Nanotechnology Letters
https://doi.org/10.1166/nnl.2018.2620
 		 Q3 2.91
27 Ahmad Umar, S. H. Kim , Rajesh Kumar , M. S. Al-Assiri , A. E.  Al-Salami , Ahmed A. Ibrahim , Sotirios Baskoutas "In-Doped ZnO Hexagonal Stepped Nanorods and Nanoflowers as Potential  Scaffold for Highly-Sensitive Phenyl Hydrazine Chemical Sensors 2017 "Materials
https://doi.org/10.3390/ma10111337		 Q2 2.972
26 Ahmed A. Ibrahim, El Mehdi Sodki, Ahmad Umar, Aziz Amine, R. Kumar, M.S.Al-Assiri, A. E. Al-Salami, S. Baskoutas, ‘Highly sensitive and selective non-enzymatic mono and disaccharide sugars sensing based on carbon paste electrodes modified with perforated NiO nanosheets’ 2017

New Journal of Chemistry

https://doi.org/10.1039/C7NJ03253F		 Q1 3.069
25 Ahmad Umar, El Mehdi Sodki, Ahmed A. Ibrahim, Aziz Amine, R. Kumar, M. S. Al-Assiri, A. E. Al-Salami, S. Baskoutas, "Fabrication and characterization of highly sensitive and selective alcohol sensors based on porous NiO nanodisks” 2018
 		 (Sensors and Actuators B: Chemical)
https://doi.org/10.1016/j.snb.2017.12.050		 Q1 6.36
24 Ahmed A. Ibrahim, Preeti Tiwari, M.S. Al-Assiri, A. E. Al-Salami, Ahmad Umar, Rajesh Kumar, S. H. Kim, Z.A. Ansari, S. Baskoutas ‘Highly-sensitive picric acid chemical sensor based on ZnO nanopeanuts’ 2017 (Materials )
https://doi.org/10.3390/ma10070795		 Q2 2.97
23 Ahmed A Ibrahim, Rafiq Ahmad, Ahmad Umar, MS Al-Assiri, AE Al-Salami, Rajesh Kumar, SG Ansari, and S Baskoutas, 'Two-Dimensional Ytterbium Oxide Nanodisks Based Biosensor for Selective Detection of Urea', (2017). Biosensors and Bioelectronics
https://doi.org/10.1016/j.bios.2017.06.015		 Q1 9.5
22 Al-Hadeethi, Yas, Ahmad Umar, Ahmed A Ibrahim, Saleh H Al-Heniti, Rajesh Kumar, S Baskoutas, and Bahaaudin M Raffah 'Synthesis, characterization and acetone gas sensing applications of Ag-doped ZnO nanoneedles', 2017 Ceramics International
 https://doi.org/10.1016/j.ceramint.2017.02.088		 Q1 4.39
21 Ahmed A. Ibrahim , Ahmad Umar and S Baskoutas" Ytterbium Doped Zinc Oxide     Nanopencils for Chemical Sensor Application", 2017 Journal of Nanoscience and Nanotechnology
https://doi.org/10.1166/jnn.2017.14702		 Q3 1.35
20 Ahmad Umar and Ahmed A. Ibrahim, "Fabrication and Characterization of Dye- ensitized Solar Cell Based on Flower Shaped ZnO Nanostructures" 2017 Journal of Nanoscience and Nanotechnology
https://doi.org/10.1166/jnn.2018.14657		 Q3 1.35
19 Ahmed A Ibrahim, Rajesh Kumar, Ahmad Umar, SH Kim, Ali Bumajdad, ZA Ansari, and S Baskoutas, 'Cauliflower-Shaped ZnO Nanomaterials for Electrochemical Sensing and Photocatalytic Applications', (2016). Electrochimica Acta
https://doi.org/10.1016/j.electacta.2016.10.199		 Q1 5.38
18 Ahmed A Ibrahim, Ahmad Umar, Rafiq Ahmad, Rajesh Kumar, and S Baskoutas, 'Fabrication and Characterization of Highly Sensitive and Selective Glucose Biosensor Based on ZnO Decorated Carbon Nanotubes', (2016), Nanoscience and Nanotechnology Letters
https://doi.org/10.1166/nnl.2016.2259		 Q3 2.91
17 Ahmed A Ibrahim, Ahmad Umar, Rajesh Kumar, SH Kim, Ali Bumajdad, and S Baskoutas, 'Sm2O3-Doped Zno Beech Fern Hierarchical Structures for Nitroaniline Chemical Sensor', (2016), Ceramics International,
https://doi.org/10.1016/j.ceramint.2016.07.061		 Q1 4.39
16 Ahmad Umar, Jong-Heun Lee, Rajesh Kumar, O Al-Dossary, Ahmed A Ibrahim, and S Baskoutas, 'Development of Highly Sensitive and Selective Ethanol Sensor Based on Lance-Shaped CuO Nanostructures', (2016), Materials & Design
https://doi.org/10.1016/j.matdes.2016.05.006		 Q1 5.77
15 Ahmad Umar, Rafiq Ahmad, Rajesh Kumar, Ahmed A Ibrahim, and S Baskoutas, 'Bi2O2CO3 Nanoplates: Fabrication and Characterization of Highly Sensitive and Selective Cholesterol Biosensor', (2016), Journal of Alloys and Compounds,
https://doi.org/10.1016/j.jallcom.2016.05.063		 Q1 4.1
14 SH Kim, Ahmed A Ibrahim, R Kumar, Ahmad Umar, M Abaker, SW Hwang, and S Baskoutas, 'Synthesis and Characterization of Mimosa Pudica Leaves Shaped ?-Iron Oxide Nanostructures for Ethanol Chemical Sensor Applications', (2016), Journal of Nanoscience and Nanotechnologyhttps://doi.org/10.1166/jnn.2016.12334 Q3 1.35
13 S.A. Saleh, and Ahmed A. Ibrahim  "Hydrothermal synthesis and characterization of nanostructured Fe-doped SnO2" (2016). Acta Physica Polonica, A.,
http://dx.doi.org/10.12693/APhysPolA.129.1220
 		 Q4 0.54
12 Rafiq Ahmad, Nirmalya Tripathy, Yoon-Bong Hahn, Ahmad Umar, Ahmed A Ibrahim, and SH Kim, 'A Robust Enzymeless Glucose Sensor Based on CuO Nanoseed Modified Electrodes', (2015), Dalton Transactions,
https://doi.org/10.1039/C5DT01664A		 Q1 4.05
11 SH Kim, Ahmad Umar, Rajesh Kumar, Ahmed A Ibrahim, and G Kumar, 'Facile Synthesis and Photocatalytic Activity of Cocoon-Shaped CuO Nanostructures',. (2015), Materials Letters
https://doi.org/10.1016/j.matlet.2015.05.014		 Q1 3.03
10 Farid A Harraz, Adel A Ismail, Ahmed A Ibrahim, SA Al-Sayari, and MS Al-Assiri, Highly sensitive ethanol chemical sensor based on nanostructured SnO2 doped ZnO modified glassy carbon electrode', (2015), Chemical Physics Letters,
https://doi.org/10.1016/j.cplett.2015.09.033		 Q2 1.9
9 Ahmed A Ibrahim, Sang Woon Hwang, GN Dar, SH Kim, M Abaker, and SG Ansari, 'Synthesis and Characterization of Gd-Doped Zno Nanopencils for Acetone Sensing Application', (2015), Science of Advanced Materials
https://doi.org/10.1166/sam.2015.2016		 Q4 1.31
8 M. Faisal, Ahmed A. Ibrahim, Farid A. Harraz, Houcine Bouzid, Saleh A. Al-Sayari , Adel A. Ismail “SnO2 Doped ZnO Nanocaves for Highly Efficient Photocatalyst (2015) ” Journal of Molecular Catalysis A: Chemical
https://doi.org/10.1016/j.molcata.2014.10.027		 Q3 2.93
7 M. S. Al-Assiri, M. M. El-Desoky, Ahmed A. Ibrahim, M. Abaker, A. A. Bahgat “Nanocrystalline Na0.1V2O5.nH2O Xerogel Thin Film for Gas Sensing” 2014 Journal of Chemical, Nuclear, Metallurgical and Materials Engineering
https://doi.org/10.5281/zenodo.1096557		 Q2 2.232
6 M. Faisal, Ahmed A. Ibrahim , Houcine  Bouzid , Adel A. Ismail “Hydrothermally Synthesis of Sr-doped ?-Bi2O3  Nanosheets as Highly Efficient Photocatalysts Under Visible Light” (2014) Journal of Molecular Catalysis A: Chemical
https://doi.org/10.1016/j.molcata.2014.02.018		 Q3 2.93
5 Kulvinder Singh, Ahmed A. Ibrahim, Ahmad Umar, G. R. Chaudhary  and Sukhjinder Singh, S. K. Mehta, “Highly sensitive 4- nitrophenol chemical sensor based on CeO2-ZnO Nanoellipsoids” (2014) Sensors and Actuators B
https://doi.org/10.1016/j.snb.2014.05.112		 Q1 6.36
4 M. Faisal, Adel A. Ismail, Ahmed A. Ibrahim,   Houcine Bouzid,  Saleh A. Al-Sayari, "Highly Efficient Photocatalyst Based on Ce Doped ZnO Nanorods: Controllable Synthesis and Enhanced Photocatalytic Activity. (2013) ". Chemical Engineering Journal
https://doi.org/10.1016/j.cej.2013.06.004		 Q1 8.355
3 G. N. Dar, Ahmad Umar, Shabi Abbas Zaidi, Ahmed A. Ibrahim, S. Baskoutas, “Ce-doped ZnO nanorods for the detection of hazardous chemical” 2012, Sensors and Actuators B: Chemical
https://doi.org/10.1016/j.snb.2012.06.001		 Q1 6.36
2 M. Abaker, G. N. Dar, Ahmad Umar*, S. A. Zaidi, Ahmed A. Ibrahim, S. Baskoutas, A. Al-Hajry, “Fabrication of Highly-Sensitive 4-Nitrophenol Chemical Sensor based on CuO Nanocubes” (2012) Science of Advanced Materials
https://doi.org/10.1166/sam.2012.1383		 Q4 1.31
1 Ahmed A. Ibrahim, G. N. Dar, Shabi Abbas Zaidi, Ahmad Umar, S. H. Kim, H. Bouzid, S. Baskoutas, “Growth and properties of Ag-Doped ZnO nanoflowers for highly sensitive phenyl hydrazine chemical sensor application” 2012, Talanta,
https://doi.org/10.1016/j.talanta.2012.02.030		 Q1 4.9
           
           
           
           
 		  

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