World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 63 8523 7732 1490 1475 296 12692
Environmental Sciences 67 1995 1903 196 194 386 15063

Guanghao Chen publications per year

The chart shows the history of publications by Guanghao Chen between 1986 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Guanghao Chen published across 40 years, from 1986 to 2025, averaging 14.7 papers a year. Output peaked at 59 publications in 2025. 97 of the 587 publications appeared in the last two years.

No. of publications
10 20 30 40 50
Bar chart. Horizontal axis: year, 1986 to 2025. Vertical axis: number of publications, 0 to 59. Peak 59 publications in 2025. 1986: 2 publications 1987: 6 publications 1988: 5 publications 1989: 3 publications 1990: 1 publication 1991: 1 publication 1992: 2 publications 1993: 2 publications 1994: 3 publications 1995: 3 publications 1996: 5 publications 1997: 5 publications 1998: 5 publications 1999: 3 publications 2000: 12 publications 2001: 6 publications 2002: 3 publications 2003: 9 publications 2004: 20 publications 2005: 13 publications 2006: 14 publications 2007: 7 publications 2008: 3 publications 2009: 7 publications 2010: 19 publications 2011: 12 publications 2012: 22 publications 2013: 24 publications 2014: 20 publications 2015: 17 publications 2016: 26 publications 2017: 18 publications 2018: 26 publications 2019: 40 publications 2020: 26 publications 2021: 27 publications 2022: 30 publications 2023: 43 publications 2024: 38 publications 2025: 59 publications
1986 2025

587 publications in total across all disciplines

View publications per year as a table
Guanghao Chen: publications per year, 1986 to 2025
Year Publications
1986 2
1987 6
1988 5
1989 3
1990 1
1991 1
1992 2
1993 2
1994 3
1995 3
1996 5
1997 5
1998 5
1999 3
2000 12
2001 6
2002 3
2003 9
2004 20
2005 13
2006 14
2007 7
2008 3
2009 7
2010 19
2011 12
2012 22
2013 24
2014 20
2015 17
2016 26
2017 18
2018 26
2019 40
2020 26
2021 27
2022 30
2023 43
2024 38
2025 59
Total 587
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Guanghao Chen publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Guanghao Chen sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 66 bars. Horizontal axis: publications, 41–50 to 690+. Vertical axis: number of scientists, 0 to 617. Most scientists, 617, have 121–130 publications. The last bar groups every scientist with 690 publications or more. The highlighted bar, 381–390 publications, is where this scientist sits. 41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 282 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–689 publications: 4 scientists 690+ publications: 100 scientists
41–50 publications 690+

This scientist: 386 publications — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

View publications distribution as a table
Number of Environmental Sciences scientists by publication count, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
Publications Scientists This scientist
41–50 21
51–60 62
61–70 133
71–80 257
81–90 361
91–100 440
101–110 492
111–120 541
121–130 617
131–140 544
141–150 541
151–160 539
161–170 444
171–180 444
181–190 400
191–200 377
201–210 318
211–220 282
221–230 263
231–240 220
241–250 217
251–260 180
261–270 181
271–280 155
281–290 130
291–300 127
301–310 130
311–320 85
321–330 106
331–340 80
341–350 83
351–360 75
361–370 69
371–380 52
381–390 54 386
391–400 56
401–410 44
411–420 40
421–430 36
431–440 25
441–450 25
451–460 32
461–470 29
471–480 21
481–490 26
491–500 26
501–510 17
511–520 19
521–530 15
531–540 22
541–550 12
551–560 15
561–570 11
571–580 19
581–590 9
591–600 9
601–610 7
611–620 11
621–630 5
631–640 5
641–650 6
651–660 3
661–670 3
671–680 4
681–689 4
690+ 100
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Guanghao Chen D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Guanghao Chen sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 97 bars. Horizontal axis: D-Index, 30 to 126+. Vertical axis: number of scientists, 0 to 348. Most scientists, 348, have 45 D-Index. The last bar groups every scientist with 126 D-Index or more. The highlighted bar, 67 D-Index, is where this scientist sits. 30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 198 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 20 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125 D-Index: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 67 D-Index — 80th percentile

80% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

View D-Index distribution as a table
Number of Environmental Sciences scientists by D-index, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
D-Index Scientists This scientist
30 12
31 26
32 51
33 88
34 123
35 163
36 206
37 267
38 265
39 275
40 321
41 343
42 305
43 336
44 330
45 348
46 291
47 275
48 272
49 273
50 263
51 232
52 266
53 217
54 198
55 177
56 202
57 204
58 166
59 177
60 166
61 152
62 143
63 150
64 124
65 119
66 120
67 118 67
68 82
69 98
70 94
71 105
72 74
73 84
74 70
75 67
76 78
77 60
78 59
79 52
80 47
81 38
82 48
83 42
84 42
85 43
86 29
87 37
88 29
89 30
90 34
91 20
92 22
93 17
94 19
95 24
96 21
97 20
98 24
99 17
100 17
101 21
102 25
103 18
104 26
105 20
106 15
107 10
108 13
109 15
110 12
111 8
112 7
113 9
114 6
115 12
116 7
117 8
118 3
119 5
120 7
121 2
122 4
123 8
124 7
125 9
126+ 92
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Overview

Guanghao Chen is affiliated with the Hong Kong University of Science and Technology in China. Their research focuses primarily on Environmental Science and Engineering, with significant contributions across related subfields and topics.

The main fields of study for Guanghao Chen include:

  • Environmental Science
  • Engineering

The subfields of study cover a broad spectrum, indicating an interdisciplinary approach within environmental and engineering sciences:

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

The primary research topics addressed by Chen include:

  • Wastewater Treatment and Nitrogen Removal
  • Anaerobic Digestion and Biogas Production
  • Membrane Separation Technologies
  • Water Treatment and Disinfection
  • Microbial Fuel Cells and Bioremediation
  • Electrocatalysts for Energy Conversion
  • Advanced oxidation water treatment

Chen has published extensively in various academic venues, with notable frequent publications in:

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

Some of their recent papers include:

  • Microbial sulfur metabolism and environmental implications (2021), The Science of The Total Environment
  • Municipal solid waste: Review of best practices in application of life cycle assessment and sustainable management techniques (2020), The Science of The Total Environment
  • Elemental sulfur as electron donor and/or acceptor: Mechanisms, applications and perspectives for biological water and wastewater treatment (2021), Water Research
  • Exploration and verification of the feasibility of sulfide-driven partial denitrification coupled with anammox for wastewater treatment (2021), Water Research
  • Enhanced catalytic degradation of aqueous doxycycline (DOX) in Mg-Fe-LDH@biochar composite-activated peroxymonosulfate system: Performances, degradation pathways, mechanisms and environmental implications (2021), Chemical Engineering Journal

Frequent co-authors in Chen's research include:

  • Feixiang Zan
  • Di Wu
  • Gang Guo
  • Yangfan Deng
  • Asad Iqbal

Chen has also contributed to academic books, including a publication from the Hong Kong University of Science and Technology titled Biological Wastewater Treatment: Principles, Modelling and Design (2020).

Best Publications

  • Spectroscopic characterization of extracellular polymeric substances from a mixed culture dominated by ammonia-oxidizing bacteria

    Cuiqin Yin;Fangang Meng;Guang-Hao Chen;Guang-Hao Chen

  • A review of biological sulfate conversions in wastewater treatment.

    Tianwei Hao;Pengyu Xiang;Hamish Robert Mackey;Kun Chi

  • Effect of Low ORP in Anoxic Sludge Zone on Excess Sludge Production in Oxic-Settling-Anoxic Activated Sludge Process

    Sébastien Saby;Malik Djafer;Guang-Hao Chen

  • Biological sulfur oxidation in wastewater treatment: A review of emerging opportunities.

    Sen Lin;Hamish R. Mackey;Tianwei Hao;Tianwei Hao;Gang Guo

  • Impact of influent COD/N ratio on disintegration of aerobic granular sludge

    Jinghai Luo;Tianwei Hao;Li Wei;Hamish Robert Mackey

  • A novel sulfate reduction, autotrophic denitrification, nitrification integrated (SANI) process for saline wastewater treatment.

    Jin Wang;Hui Lu;Guang-Hao Chen;G. Ngai Lau

  • Feasibility of using a chlorination step to reduce excess sludge in activated sludge process.

    Sébastien Saby;Malik Djafer;Guang-Hao Chen

  • Possible cause of excess sludge reduction in an oxic-settling-anaerobic activated sludge process (OSA process)

    Guang-Hao Chen;Kyoung-Jin An;Sébastien Saby;Etienne Brois

  • Microbial sulfur metabolism and environmental implications.

    Bo Wu;Feifei Liu;Wenwen Fang;Tony Yang

  • Sulfamethoxazole degradation in anaerobic sulfate-reducing bacteria sludge system.

    Yanyan Jia;Samir Kumar Khanal;Huiqun Zhang;Guang-Hao Chen

  • ATR-FTIR and XPS study on the structure of complexes formed upon the adsorption of simple organic acids on aluminum hydroxide.

    Xiao-hong Guan;Guang-hao Chen;Chii Shang

  • A pilot study for wastewater reclamation and reuse with MBR/RO and MF/RO systems

    L.S. Tam;T.W. Tang;G.N. Lau;K.R. Sharma

  • Large-scale demonstration of the sulfate reduction autotrophic denitrification nitrification integrated (SANI(®)) process in saline sewage treatment.

    Di Wu;George A. Ekama;Ho Kwong Chui;Bo Wang

  • Biological nitrogen removal from wastewater using sulphur-driven autotrophic denitrification.

    Yan-Xiang Cui;Basanta Kumar Biswal;Gang Guo;Yang-Fan Deng

  • Ciprofloxacin degradation in anaerobic sulfate-reducing bacteria (SRB) sludge system: Mechanism and pathways.

    Yanyan Jia;Samir Kumar Khanal;Haoyue Shu;Huiqun Zhang

  • Re-use of water treatment works sludge to enhance particulate pollutant removal from sewage.

    Xiao-Hong Guan;Guang-Hao Chen;Chii Shang

  • Elemental sulfur as electron donor and/or acceptor: Mechanisms, applications and perspectives for biological water and wastewater treatment.

    Liang Zhang;Yan Ying Qiu;Yan Zhou;Guang Hao Chen

  • Cenozoic tectonic subsidence in deepwater sags in the Pearl River Mouth Basin, northern South China Sea

    Hui Xie;Di Zhou;Yuanping Li;Xiong Pang

  • Sulfide-driven autotrophic denitrification significantly reduces N2O emissions.

    Weiming Yang;Qing Zhao;Hui Lu;Zhi Ding

  • Municipal solid waste: Review of best practices in application of life cycle assessment and sustainable management techniques

    Asad Iqbal;Xiaoming Liu;Guang-Hao Chen

  • Seawater-based wastewater accelerates development of aerobic granular sludge: A laboratory proof-of-concept.

    Xiling Li;Jinghai Luo;Gang Guo;Hamish R. Mackey

  • Utilization of a metabolic uncoupler, 3,3',4',5-tetrachlorosalicylanilide (TCS) to reduce sludge growth in activated sludge culture.

    Guanghao Chen;Hau Kwok Mo;Yu Liu

  • Dynamic response of nitrifying activated sludge batch culture to increased chloride concentration

    Guanghao Chen;Man Tak Wong;Satoshi Okabe;Yoshimasa Watanabe

  • New halogenated disinfection byproducts in swimming pool water and their permeability across skin.

    Feng Xiao;Xiangru Zhang;Hongyan Zhai;Irene M.C. Lo

Frequent Co-Authors

Hamish Robert Mackey
Hamish Robert Mackey University of Canterbury
Chii Shang
Chii Shang Hong Kong University of Science and Technology
Xiaohong Guan
Xiaohong Guan Tongji University
Damir Brdjanovic
Damir Brdjanovic IHE Delft Institute for Water Education
M.C.M. van Loosdrecht
M.C.M. van Loosdrecht Delft University of Technology
Keshab Sharma
Keshab Sharma BGC Engineering (Canada)
Samir Kumar Khanal
Samir Kumar Khanal University of Hawaii at Manoa
Fangang Meng
Fangang Meng Sun Yat-sen University
Wen-Tso Liu
Wen-Tso Liu University of Illinois at Urbana-Champaign
Irene M.C. Lo
Irene M.C. Lo Hong Kong University of Science and Technology

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