World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
41
Citations
5059
World Ranking
7116
National Ranking
73

Ay Su 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 Ay Su 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: 180 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

Ay Su 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 Ay Su 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: 41 D-Index — 31st percentile

31% of scientists in this discipline score the same or lower.

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

Overview

Ay Su is affiliated with Yuan Ze University in Taiwan and conducts research primarily in the field of Engineering. Their work spans several subfields, including Electrical and Electronic Engineering, Biomedical Engineering, Automotive Engineering, Materials Chemistry, and Fluid Flow and Transfer Processes.

The scientist's research covers multiple topics with a focus on energy and fuel technologies. Key themes in their publications include:

  • Fuel Cells and Related Materials
  • Advanced Battery Technologies Research
  • Advanced Combustion Engine Technologies
  • Biodiesel Production and Applications
  • Hydrogen Storage and Materials
  • Hybrid Renewable Energy Systems

Ay Su has collaborated frequently with several coauthors, including Jai-Houng Leu, Jung-Kang Sun, Tian-Syung Lan, Shun-Chi Kuo, and Kuang-Chung Chen. These collaborations have contributed to research published in various scientific venues.

The scientist has published in multiple journals, with frequent appearances in:

  • Sensors and Materials
  • Energy
  • Catalysts
  • Energies
  • Mathematical Problems in Engineering

Selected recent publications by Ay Su include:

  • "Results of a 200 hours lifetime test of a 7 kW Hybrid-Power fuel cell system on electric forklifts" (2020), published in Energy
  • "The Catalyst Loading Effects on the Feed Rate of NaBH4 Solution for the Hydrogen Production Rate and Conversion Efficiency" (2020), published in Catalysts
  • "Effect of Different Fuels (Methane, Methanol, and Hydrogen) on Rotary Engine Operation" (2021), published in Sensors and Materials
  • "The Observation of Performance Trends by Numerical Simulation with Different Parameters in a Nonlinear Reversible Solid Oxide Cell System" (2024), published in Energies
  • "Design of a Cryptographic System for Communication Security using Chaotic Signals" (2021), published in Mathematical Problems in Engineering

Best Publications

  • Dark fermentation on biohydrogen production: pure culture.

    Duu-Jong Lee;Kuan-Yeow Show;Ay Su

  • A three-dimensional full-cell CFD model used to investigate the effects of different flow channel designs on PEMFC performance

    Yuh Ming Ferng;Ay Su

  • Studies on flooding in PEM fuel cell cathode channels

    Ay Su;Fang-Bor Weng;Chun-Ying Hsu;Yen-Ming Chen

  • An inverse geometry design problem for optimization of single serpentine flow field of PEM fuel cell

    Xiao Dong Wang;Yu Xian Huang;Chin Hsiang Cheng;Jiin Yuh Jang

  • Study of water-flooding behaviour in cathode channel of a transparent proton-exchange membrane fuel cell

    Fang-Bor Weng;Ay Su;Chun-Ying Hsu;Chi-Yuan Lee

  • Experimental and numerical studies of local current mapping on a PEM fuel cell

    J.J. Hwnag;W.R. Chang;R.G. Peng;P.Y. Chen

  • Determination of the optimal active area for proton exchange membrane fuel cells with parallel, interdigitated or serpentine designs

    Xiao-Dong Wang;Xin-Xin Zhang;Wei-Mon Yan;Duu-Jong Lee

  • The impact of flow field pattern on concentration and performance in PEMFC

    A. Su;Y. C. Chiu;F. B. Weng

  • Ultra-low Pt loading for proton exchange membrane fuel cells by catalyst coating technique with ultrasonic spray coating machine

    Tzu-Hsuan Huang;Heng-Li Shen;Ting-Chu Jao;Fang-Bor Weng

  • Development of a small vehicular PEM fuel cell system

    J. J. Hwang;W. R. Chang;F. B. Weng;Ay Su

  • Nafion/PTFE/silicate membranes for high-temperature proton exchange membrane fuel cells

    Guo-Bin Jung;Fang-Bor Weng;Ay Su;Jiun-Sheng Wang

  • Numerical prediction of concentration and current distributions in PEMFC

    Fang-Bor Weng;Ay Su;Guo-Bin Jung;Yen-Chiao Chiu

  • Electricity harvest from nitrate/sulfide-containing wastewaters using microbial fuel cell with autotrophic denitrifier, Pseudomonas sp. C27

    Chin Yu Lee;Kuo Ling Ho;Duu Jong Lee;Duu Jong Lee;Ay Su

  • Preparation and properties of functionalized multiwalled carbon nanotubes/polypropylene nanocomposite bipolar plates for polymer electrolyte membrane fuel cells

    Shu-Hang Liao;Cheng-Chih Weng;Chuan-Yu Yen;Min-Chien Hsiao

  • On the effects of non-uniform property distribution due to compression in the gas diffusion layer of a PEMFC

    P.H. Chi;S.H. Chan;F.B. Weng;Ay Su

  • Optimal microporous layer for proton exchange membrane fuel cell

    Wei-Mon Yan;Dong-Kai Wu;Xiao-Dong Wang;Ai-Lien Ong

  • Flow field optimization for proton exchange membrane fuel cells with varying channel heights and widths

    Xiao Dong Wang;Yu Xian Huang;Chin Hsiang Cheng;Jiin Yuh Jang

  • Experiment and simulation investigations for effects of flow channel patterns on the PEMFC performance

    Yuh-Ming Ferng;Ay Su;Shao-Ming Lu

  • The effect of low humidity on the uniformity and stability of segmented PEM fuel cells

    Fang-Bor Weng;Bo-Shian Jou;Chun-Wei Li;Ay Su

  • Channel aspect ratio effect for serpentine proton exchange membrane fuel cell: Role of sub-rib convection

    Xiao-Dong Wang;Yuan-Yuan Duan;Wei-Mon Yan;Duu-Jong Lee

  • The study of the effect of gas stoichiometric flow rate on the channel flooding and performance in a transparent fuel cell

    Fang-Bor Weng;Ay Su;Chun-Ying Hsu

  • Hydrogen generator system using Ru catalyst for PEMFC (proton exchange membrane fuel cell) applications

    Zhen-Ming Huang;Ay Su;Ying-Chieh Liu

Frequent Co-Authors

Duu-Jong Lee
Duu-Jong Lee National Taiwan University
Xiao-Dong Wang
Xiao-Dong Wang North China Electric Power University
Wei-Mon Yan
Wei-Mon Yan National Taipei University of Technology
Jo Shu Chang
Jo Shu Chang National Cheng Kung University
Arun S. Mujumdar
Arun S. Mujumdar McGill University
Jenn-Jiang Hwang
Jenn-Jiang Hwang APT Hydrogen
Nanqi Ren
Nanqi Ren Harbin Institute of Technology
Hua Zhang
Hua Zhang Tongji University
Chien-Te Hsieh
Chien-Te Hsieh Yuan Ze University
Chen-Chi M. Ma
Chen-Chi M. Ma National Tsing Hua University

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