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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 61 9284 8414 1572 1557 246 12635

Chii Shang publications per year

The chart shows the history of publications by Chii Shang between 1998 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Chii Shang published across 29 years, from 1998 to 2026, averaging 9.8 papers a year. Output peaked at 19 publications in 2018. 9 of the 284 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1998 to 2026. Vertical axis: number of publications, 0 to 19. Peak 19 publications in 2018. 1998: 1 publication 1999: 1 publication 2000: 1 publication 2001: 3 publications 2002: 5 publications 2003: 4 publications 2004: 17 publications 2005: 18 publications 2006: 17 publications 2007: 13 publications 2008: 7 publications 2009: 8 publications 2010: 11 publications 2011: 14 publications 2012: 12 publications 2013: 8 publications 2014: 13 publications 2015: 11 publications 2016: 11 publications 2017: 14 publications 2018: 19 publications 2019: 10 publications 2020: 10 publications 2021: 11 publications 2022: 15 publications 2023: 10 publications 2024: 11 publications 2025: 7 publications 2026: 2 publications
1998 2026

284 publications in total across all disciplines

View publications per year as a table
Chii Shang: publications per year, 1998 to 2026
Year Publications
1998 1
1999 1
2000 1
2001 3
2002 5
2003 4
2004 17
2005 18
2006 17
2007 13
2008 7
2009 8
2010 11
2011 14
2012 12
2013 8
2014 13
2015 11
2016 11
2017 14
2018 19
2019 10
2020 10
2021 11
2022 15
2023 10
2024 11
2025 7
2026 2
Total 284
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Chii Shang publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Chii Shang sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 241–260 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 246 publications — 48th percentile

48% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100 246
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Chii Shang D-index placement in Chemistry in 2026

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

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 60–61 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 61 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882 61
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

Chii Shang is affiliated with the Hong Kong University of Science and Technology in China and specializes in Environmental Science with a strong focus on water-related studies. Their body of work includes numerous publications across multiple subfields such as Water Science and Technology, Health, Toxicology and Mutagenesis, Pollution, Renewable Energy, Sustainability and the Environment, and Industrial and Manufacturing Engineering.

Their main research topics cover areas including Advanced Oxidation Water Treatment, Water Treatment and Disinfection, Pharmaceutical and Antibiotic Environmental Impacts, Advanced Photocatalysis Techniques, Water Quality Monitoring and Analysis, TiO2 Photocatalysis and Solar Cells, and Wastewater Treatment and Reuse.

Chii Shang frequently publishes in several prominent scientific journals, with the largest number of papers appearing in:

  • Water Research
  • Environmental Science & Technology
  • Journal of Hazardous Materials
  • Chemosphere
  • ACS ES&T Water

Among the recent papers authored or co-authored by Chii Shang are:

  • "A review on the degradation efficiency, DBP formation, and toxicity variation in the UV/chlorine treatment of micropollutants" (2021, Chemical Engineering Journal)
  • "Novel Visible Light-Driven Photocatalytic Chlorine Activation Process for Carbamazepine Degradation in Drinking Water" (2020, Environmental Science & Technology)
  • "The impacts of climate change on groundwater quality: A review" (2023, The Science of The Total Environment)
  • "UV Photolysis of Mono- and Dichloramine Using UV-LEDs as Radiation Sources: Photodecay Rates and Radical Concentrations" (2020, Environmental Science & Technology)
  • "Influence of the UV/H2O2 Advanced Oxidation Process on Dissolved Organic Matter and the Connection between Elemental Composition and Disinfection Byproduct Formation" (2020, Environmental Science & Technology)

In collaborations, Chii Shang has worked frequently with several co-authors, including:

  • Ran Yin
  • Li Ling
  • Jing Zhao
  • Yingying Xiang
  • Xin Yang

Best Publications

  • The roles of reactive species in micropollutant degradation in the UV/free chlorine system.

    Jingyun Fang;Yun Fu;Chii Shang

  • Radical Chemistry and Structural Relationships of PPCP Degradation by UV/Chlorine Treatment in Simulated Drinking Water

    Kaiheng Guo;Zihao Wu;Chii Shang;Bo Yao

  • Characterization of algal organic matter and formation of DBPs from chlor(am)ination.

    Jingyun Fang;Xin Yang;Xin Yang;Jun Ma;Chii Shang

  • Kinetics and pathways of ibuprofen degradation by the UV/chlorine advanced oxidation process

    Yingying Xiang;Jingyun Fang;Chii Shang

  • Roles of reactive chlorine species in trimethoprim degradation in the UV/chlorine process: Kinetics and transformation pathways.

    Zihao Wu;Jingyun Fang;Yingying Xiang;Chii Shang

  • Factors affecting the roles of reactive species in the degradation of micropollutants by the UV/chlorine process

    Zihao Wu;Kaiheng Guo;Jingyun Fang;Xueqin Yang

  • Factors Affecting Formation of Haloacetonitriles, Haloketones, Chloropicrin and Cyanogen Halides During Chloramination

    Xin Yang;Chii Shang;Paul Westerhoff

  • Formation of carbonaceous and nitrogenous disinfection by-products from the chlorination of Microcystis aeruginosa

    Jingyun Fang;Jun Ma;Xin Yang;Chii Shang

  • Bromate formation from bromide oxidation by the UV/persulfate process.

    Jing-Yun Fang;Chii Shang

  • PPCP degradation by UV/chlorine treatment and its impact on DBP formation potential in real waters.

    Xin Yang;Jianliang Sun;Wenjie Fu;Chii Shang

  • A Fe(II)/citrate/UV/PMS Process for Carbamazepine Degradation at a Very Low Fe(II)/PMS Ratio and Neutral pH: The Mechanisms

    Li Ling;Dapeng Zhang;Chihhao Fan;Chii Shang

  • 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

  • The Multiple Role of Bromide Ion in PPCPs Degradation under UV/Chlorine Treatment.

    Shuangshuang Cheng;Xinran Zhang;Xin Yang;Chii Shang

  • Role of humic acid and quinone model compounds in bromate reduction by zerovalent iron

    Li Xie;Chii Shang

  • Correlations between organic matter properties and DBP formation during chloramination.

    Xin Yang;Chii Shang;Wontae Lee;Paul Westerhoff

  • Nitrogenous disinfection byproducts formation and nitrogen origin exploration during chloramination of nitrogenous organic compounds

    Xin Yang;Chihhao Fan;Chii Shang;Quan Zhao

  • Differentiation and Quantification of Free Chlorine and Inorganic Chloramines in Aqueous Solution by MIMS

    Chii Shang;Ernest R. Blatchley Iii

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

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

  • Chlorination byproduct formation in the presence of humic acid, model nitrogenous organic compounds, ammonia, and bromide.

    Xin Yang;Chii Shang

  • DBP formation in breakpoint chlorination of wastewater

    Xin Yang;Chii Shang;Ju-Chang Huang

Frequent Co-Authors

Jingyun Fang
Jingyun Fang Peking University
Xin Yang
Xin Yang Sun Yat-sen University
Guanghao Chen
Guanghao Chen Hong Kong University of Science and Technology
Xiaohong Guan
Xiaohong Guan Tongji University
Xiangru Zhang
Xiangru Zhang Hong Kong University of Science and Technology
Paul Westerhoff
Paul Westerhoff Arizona State University
Guohua Chen
Guohua Chen Hong Kong University of Science and Technology
Weihua Song
Weihua Song Fudan University
Stuart W. Krasner
Stuart W. Krasner Metropolitan Water District of Southern California
Samir Kumar Khanal
Samir Kumar Khanal University of Hawaii at Manoa

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