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Chemistry
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2026
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Engineering and Technology
China
2026

D-Index & Metrics

Chemistry

D-Index
134
Citations
60898
World Ranking
268
National Ranking
37

Engineering and Technology

D-Index
126
Citations
54923
World Ranking
37
National Ranking
5

Nanqi Ren 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 Nanqi Ren 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: 801 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

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

Nanqi Ren 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 Nanqi Ren 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: 126 D-Index — 100th percentile

100% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Chemistry in China Leader Award
  • 2026 - Research.com Engineering and Technology in China Leader Award
  • 2025 - Research.com Chemistry in China Leader Award
  • 2025 - Research.com Engineering and Technology in China Leader Award
  • 2022 - Research.com Chemistry in China Leader Award

Overview

Nanqi Ren is affiliated with the Harbin Institute of Technology in China and has contributed extensively to the fields of Environmental Science and Engineering. Their work largely focuses on wastewater treatment, pharmaceutical and antibiotic environmental impacts, and advanced oxidation water treatment, with a considerable emphasis on sustainable and innovative water remediation technologies.

Their main fields of study include:

  • Environmental Science
  • Engineering

The subfields they have been involved in are:

  • Pollution
  • Industrial and Manufacturing Engineering
  • Renewable Energy, Sustainability and the Environment
  • Water Science and Technology
  • Biomedical Engineering

Key topics of research covered by Nanqi Ren include:

  • Wastewater Treatment and Nitrogen Removal
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Advanced oxidation water treatment
  • Advanced Photocatalysis Techniques
  • Anaerobic Digestion and Biogas Production
  • Microbial Fuel Cells and Bioremediation
  • Constructed Wetlands for Wastewater Treatment

Nanqi Ren has published numerous papers, frequently appearing in journals such as Chemical Engineering Journal, Bioresource Technology, and Water Research among others. Their recent significant papers include:

  • Revealing the role of adsorption in ciprofloxacin and sulfadiazine elimination routes in microalgae, 2020, Water Research
  • Biotransformation of sulfamethoxazole by microalgae: Removal efficiency, pathways, and mechanisms, 2022, Water Research
  • Atomic Hydrogen in Electrocatalytic Systems: Generation, Identification, and Environmental Applications, 2022, Water Research
  • Recent advances of algae-bacteria consortia in aquatic remediation, 2022, Critical Reviews in Environmental Science and Technology
  • Transformative Removal of Aqueous Micropollutants into Polymeric Products by Advanced Oxidation Processes, 2024, Environmental Science & Technology

Frequent publication venues for Nanqi Ren include:

  • Chemical Engineering Journal
  • Bioresource Technology
  • Water Research
  • The Science of The Total Environment
  • SSRN Electronic Journal

Nanqi Ren has collaborated repeatedly with several researchers, including:

  • Shan-Shan Yang (26 joint publications)
  • Ji-Wei Pang (18 joint publications)
  • Jie Ding (17 joint publications)
  • Shih-Hsin Ho (11 joint publications)
  • Lu-Yan Zhang (11 joint publications)

In addition to journal publications, Nanqi Ren has contributed to book publications, notably including one titled Water-Wise Cities and Sustainable Water Systems: Concepts, Technologies, and Applications, published by UWA Publishing in 2020.

Best Publications

  • Edge-nitrogenated biochar for efficient peroxydisulfate activation: An electron transfer mechanism

    Huazhe Wang;Wanqian Guo;Banghai Liu;Qinglian Wu

  • Singlet oxygen-dominated peroxydisulfate activation by sludge-derived biochar for sulfamethoxazole degradation through a nonradical oxidation pathway: Performance and mechanism

    Renli Yin;Wanqian Guo;Huazhe Wang;Juanshan Du

  • N-doped graphitic biochars from C-phycocyanin extracted Spirulina residue for catalytic persulfate activation toward nonradical disinfection and organic oxidation.

    Shih-Hsin Ho;Yi-di Chen;Ruixiang Li;Chaofan Zhang

  • Biohydrogen production from molasses by anaerobic fermentation with a pilot-scale bioreactor system

    Nanqi Ren;Jianzheng Li;Baikun Li;Yong Wang

  • Implementation of a specific urban water management - Sponge City

    Thu Thuy Nguyen;Huu Hao Ngo;Wenshan Guo;Xiaochang C. Wang

  • Perspectives on the feasibility of using microalgae for industrial wastewater treatment.

    Yue Wang;Shih Hsin Ho;Chieh Lun Cheng;Wan Qian Guo

  • Pyrosequencing reveals highly diverse microbial communities in microbial electrolysis cells involved in enhanced H2 production from waste activated sludge

    Lu Lu;Defeng Xing;Nanqi Ren

  • Selective degradation of sulfonamide antibiotics by peroxymonosulfate alone: Direct oxidation and nonradical mechanisms

    Renli Yin;Wanqian Guo;Huazhe Wang;Juanshan Du

  • Determination of benzotriazole and benzophenone UV filters in sediment and sewage sludge.

    Zifeng Zhang;Nanqi Ren;Yi-Fan Li;Yi-Fan Li;Tatsuya Kunisue

  • Sludge-derived biochar as efficient persulfate activators: Sulfurization-induced electronic structure modulation and disparate nonradical mechanisms

    Huazhe Wang;Wanqian Guo;Banghai Liu;Qishi Si

  • Advances in pretreatment of lignocellulosic biomass for bioenergy production: Challenges and perspectives.

    Lei Zhao;Zhong-Fang Sun;Cheng-Cheng Zhang;Jun Nan

  • Enhanced peroxymonosulfate activation for sulfamethazine degradation by ultrasound irradiation: performances and mechanisms

    Renli Yin;Wanqian Guo;Huazhe Wang;Juanshan Du

  • Advanced oxidation processes for water disinfection: Features, mechanisms and prospects

    Yi-di Chen;Xiaoguang Duan;Xu Zhou;Rupeng Wang

  • Occurrence and fate of phthalate esters in full-scale domestic wastewater treatment plants and their impact on receiving waters along the Songhua River in China.

    Dawen Gao;Zhe Li;Zhidan Wen;Nanqi Ren

  • Polychlorinated Biphenyls in Chinese Surface Soils

    Nanqi Ren;Mingxue Que;Yi-Fan Li, ,§;Yu Liu

  • Medium chain carboxylic acids production from waste biomass: Current advances and perspectives.

    Qinglian Wu;Xian Bao;Wanqian Guo;Bing Wang

  • Production, properties, and catalytic applications of sludge derived biochar for environmental remediation.

    Yi-di Chen;Rupeng Wang;Xiaoguang Duan;Shaobin Wang

  • Assessing optimal fermentation type for bio-hydrogen production in continuous-flow acidogenic reactors.

    N.Q. Ren;H. Chua;S.Y. Chan;Yiu Fai Tsang

  • Integrated hydrogen production process from cellulose by combining dark fermentation, microbial fuel cells, and a microbial electrolysis cell

    Aijie Wang;Dan Sun;Guangli Cao;Haoyu Wang

  • Efficient reduction of nitrobenzene to aniline with a biocatalyzed cathode.

    Ai Jie Wang;Hao Yi Cheng;Bin Liang;Nan Qi Ren

  • Occurrence and Profiles of Phthalates in Foodstuffs from China and Their Implications for Human Exposure

    Ying Guo;Zifeng Zhang;Liyan Liu;Yifan Li

  • Effects of different pretreatment methods on fermentation types and dominant bacteria for hydrogen production

    Nan-Qi Ren;Wan-Qian Guo;Xiang-Jing Wang;Wen-Sheng Xiang

  • Biological remediation of acid mine drainage: Review of past trends and current outlook

    K. Rambabu;Fawzi Banat;Quan Minh Pham;Shih-Hsin Ho

  • Polychlorinated biphenyls in global air and surface soil: distributions, air-soil exchange, and fractionation effect.

    Yi-Fan Li;Tom Harner;Liyan Liu;Zhi Zhang

  • Bioconversion of lignocellulosic biomass to hydrogen: Potential and challenges.

    Nanqi Ren;Aijie Wang;Guangli Cao;Jifei Xu

Frequent Co-Authors

Aijie Wang
Aijie Wang Harbin Institute of Technology
Duu-Jong Lee
Duu-Jong Lee National Taiwan University
Wan-Qian Guo
Wan-Qian Guo Harbin Institute of Technology
Defeng Xing
Defeng Xing Harbin Institute of Technology
Guo-Jun Xie
Guo-Jun Xie Harbin Institute of Technology
Jo Shu Chang
Jo Shu Chang National Cheng Kung University
Shih-Hsin Ho
Shih-Hsin Ho Harbin Institute of Technology
Yi-Fan Li
Yi-Fan Li Harbin Institute of Technology
Dawen Gao
Dawen Gao Beijing University of Civil Engineering and Architecture
Jia Liu
Jia Liu Tianjin University

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