World's Best Scientists 2026 revealed!

D-Index & Metrics

Materials Science

D-Index
53
Citations
7107
World Ranking
9371
National Ranking
411

Engineering and Technology

D-Index
53
Citations
7204
World Ranking
3517
National Ranking
70

Rafiq Ahmad publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Rafiq Ahmad sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 106 publications — 10th percentile

10% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

Rafiq Ahmad D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Rafiq Ahmad sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 53 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

Overview

Rafiq Ahmad is affiliated with Jamia Millia Islamia in India and specializes in research across engineering and materials science. Their work predominantly covers electrical and electronic engineering, materials chemistry, electrochemistry, bioengineering, and molecular biology.

The research topics addressed by Ahmad encompass a range of areas including:

  • Electrochemical sensors and biosensors
  • Electrochemical analysis and applications
  • Analytical chemistry and sensors
  • Advanced biosensing and bioanalysis techniques
  • Gas sensing nanomaterials and sensors
  • Conducting polymers and applications
  • Perovskite materials and applications

Ahmad has contributed multiple publications with a notable focus on electrochemical sensing and nanomaterials. Frequent publication venues where Ahmad's work appears include:

  • Journal of The Electrochemical Society (8 publications)
  • New Journal of Chemistry (4 publications)
  • ECS Journal of Solid State Science and Technology (4 publications)
  • Chemical Engineering Journal (2 publications)
  • Biosensors (2 publications)

Selected recent papers authored or coauthored by Ahmad include:

  • "Silver Nanoparticle Regulates Salt Tolerance in Wheat Through Changes in ABA Concentration, Ion Homeostasis, and Defense Systems," 2020, Biomolecules
  • "Engineered Hierarchical CuO Nanoleaves Based Electrochemical Nonenzymatic Biosensor for Glucose Detection," 2020, Journal of The Electrochemical Society
  • "Biosynthesized gold nanoparticles maintained nitrogen metabolism, nitric oxide synthesis, ions balance, and stabilizes the defense systems to improve salt stress tolerance in wheat," 2021, Chemosphere
  • "Hydrothermally Synthesized Nickel Oxide Nanosheets for Non-Enzymatic Electrochemical Glucose Detection," 2020, Journal of The Electrochemical Society
  • "Review-Recent Advances in Nanostructured Graphitic Carbon Nitride as a Sensing Material for Heavy Metal Ions," 2020, Journal of The Electrochemical Society

Ahmad collaborates frequently with several coauthors, including:

  • Marya Khan (21 collaborations)
  • Vandana Nagal (15 collaborations)
  • Ajit Khosla (14 collaborations)
  • Byeong-Il Lee (14 collaborations)
  • Prabhash Mishra (12 collaborations)

The scientist's body of work demonstrates an emphasis on the development and characterization of nanomaterials and electrochemical devices with applications in biosensing, environmental monitoring, and agricultural stress tolerance.

Best Publications

  • Highly Efficient Non-Enzymatic Glucose Sensor Based on CuO Modified Vertically-Grown ZnO Nanorods on Electrode.

    Rafiq Ahmad;Nirmalya Tripathy;Min-Sang Ahn;Kiesar Sideeq Bhat

  • Chemical and biological sensors based on metal oxide nanostructures

    Yoon-Bong Hahn;Rafiq Ahmad;Nirmalya Tripathy

  • Wide Linear-Range Detecting Nonenzymatic Glucose Biosensor Based on CuO Nanoparticles Inkjet-Printed on Electrodes

    Rafiq Ahmad;Mohammad Vaseem;Nirmalya Tripathy;Yoon-Bong Hahn

  • Deposition of nanomaterials: A crucial step in biosensor fabrication

    Rafiq Ahmad;Otto S. Wolfbeis;Yoon-Bong Hahn;Husam N. Alshareef

  • Recent progress and perspectives of gas sensors based on vertically oriented ZnO nanomaterials

    Rafiq Ahmad;Sanjit Manohar Majhi;Xixiang Zhang;Timothy M. Swager

  • Ultra thin NiO nanosheets for high performance hydrogen gas sensor device

    Umesh T. Nakate;Rafiq Ahmad;Pramila Patil;Y.T. Yu

  • Silver Nanoparticle Regulates Salt Tolerance in Wheat Through Changes in ABA Concentration, Ion Homeostasis, and Defense Systems

    Iram Wahid;Sarika Kumari;Rafiq Ahmad;Sofi J. Hussain

  • Recent advances in nanowires-based field-effect transistors for biological sensor applications.

    Rafiq Ahmad;Tahmineh Mahmoudi;Min-Sang Ahn;Yoon-Bong Hahn

  • High-performance glucose biosensor based on chitosan-glucose oxidase immobilized polypyrrole/Nafion/functionalized multi-walled carbon nanotubes bio-nanohybrid film.

    Bishnu Kumar Shrestha;Rafiq Ahmad;Hamouda M. Mousa;In-Gi Kim

  • Improved selectivity and low concentration hydrogen gas sensor application of Pd sensitized heterojunction n-ZnO/p-NiO nanostructures

    Umesh T. Nakate;Rafiq Ahmad;Pramila Patil;Yousheng Wang

  • High-performance cholesterol sensor based on the solution-gated field effect transistor fabricated with ZnO nanorods.

    Rafiq Ahmad;Nirmalya Tripathy;Yoon-Bong Hahn

  • Fabrication of highly sensitive uric acid biosensor based on directly grown ZnO nanosheets on electrode surface

    Rafiq Ahmad;Nirmalya Tripathy;Na Keum Jang;Gilson Khang

  • Photocatalytic degradation of methyl orange dye by ZnO nanoneedle under UV irradiation

    Nirmalya Tripathy;Rafiq Ahmad;Jeong Eun Song;Hyun Ah Ko

  • Highly sensitive hydrazine chemical sensor based on ZnO nanorods field-effect transistor

    Rafiq Ahmad;Nirmalya Tripathy;Da-Un-Jin Jung;Yoon-Bong Hahn

  • Glucose-assisted synthesis of Cu2O shuriken-like nanostructures and their application as nonenzymatic glucose biosensors

    Rizwan Khan;Rafiq Ahmad;Prabhakar Rai;Lee Woon Jang

  • Engineered Hierarchical CuO Nanoleaves Based Electrochemical Nonenzymatic Biosensor for Glucose Detection

    Rafiq Ahmad;Marya Khan;Prabhash Mishra;Prabhash Mishra;Nushrat Jahan

  • A comprehensive biosensor integrated with a ZnO nanorod FET array for selective detection of glucose, cholesterol and urea

    Rafiq Ahmad;Nirmalya Tripathy;Jin-Ho Park;Yoon-Bong Hahn

  • ZnO nanorods array based field-effect transistor biosensor for phosphate detection.

    Rafiq Ahmad;Min-Sang Ahn;Yoon-Bong Hahn

  • Organic field effect transistors (OFETs) in environmental sensing and health monitoring: A review

    Sandeep G. Surya;Sandeep G. Surya;Harshil N. Raval;Rafiq Ahmad;Prashant Sonar

  • Nano-bitter gourd like structured CuO for enhanced hydrogen gas sensor application

    Umesh T. Nakate;Gun Hee Lee;Rafiq Ahmad;Rafiq Ahmad;Pramila Patil

  • Fabrication of a non-enzymatic glucose sensor field-effect transistor based on vertically-oriented ZnO nanorods modified with Fe2O3

    Rafiq Ahmad;Min-Sang Ahn;Yoon-Bong Hahn

  • Nonenzymatic flexible field-effect transistor based glucose sensor fabricated using NiO quantum dots modified ZnO nanorods.

    Da-Un-Jin Jung;Rafiq Ahmad;Yoon-Bong Hahn

Frequent Co-Authors

Yoon-Bong Hahn
Yoon-Bong Hahn Jeonbuk National University
Gilson Khang
Gilson Khang Jeonbuk National University
Ajit Khosla
Ajit Khosla Xidian University
Ahmad Umar
Ahmad Umar Najran University
Yeon-Tae Yu
Yeon-Tae Yu Jeonbuk National University
Khaled N. Salama
Khaled N. Salama King Abdullah University of Science and Technology
Sang Hoon Kim
Sang Hoon Kim Korea Institute of Science and Technology
Chan Hee Park
Chan Hee Park Jeonbuk National University
Cheol Sang Kim
Cheol Sang Kim Jeonbuk National University
Sotirios Baskoutas
Sotirios Baskoutas University of Patras

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