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Environmental Sciences
Taiwan
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 69 6232 5654 51 50 266 16015
Environmental Sciences 73 1423 1350 1 1 324 19518

Pen-Chi Chiang publications per year

The chart shows the history of publications by Pen-Chi Chiang between 1966 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Pen-Chi Chiang published across 61 years, from 1966 to 2026, averaging 6 papers a year. Output peaked at 31 publications in 2017. 4 of the 364 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1966 to 2026. Vertical axis: number of publications, 0 to 31. Peak 31 publications in 2017. 1966: 1 publication 1967: 0 publications 1968: 0 publications 1969: 0 publications 1970: 0 publications 1971: 0 publications 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 0 publications 1986: 1 publication 1987: 2 publications 1988: 1 publication 1989: 2 publications 1990: 0 publications 1991: 1 publication 1992: 2 publications 1993: 1 publication 1994: 3 publications 1995: 6 publications 1996: 10 publications 1997: 5 publications 1998: 10 publications 1999: 11 publications 2000: 4 publications 2001: 11 publications 2002: 8 publications 2003: 11 publications 2004: 7 publications 2005: 7 publications 2006: 6 publications 2007: 12 publications 2008: 4 publications 2009: 5 publications 2010: 3 publications 2011: 6 publications 2012: 8 publications 2013: 11 publications 2014: 6 publications 2015: 16 publications 2016: 15 publications 2017: 31 publications 2018: 26 publications 2019: 20 publications 2020: 26 publications 2021: 15 publications 2022: 24 publications 2023: 7 publications 2024: 15 publications 2025: 3 publications 2026: 1 publication
1966 2026

364 publications in total across all disciplines

View publications per year as a table
Pen-Chi Chiang: publications per year, 1966 to 2026
Year Publications
1966 1
1967 0
1968 0
1969 0
1970 0
1971 0
1972 0
1973 0
1974 0
1975 0
1976 0
1977 0
1978 0
1979 0
1980 0
1981 0
1982 0
1983 0
1984 0
1985 0
1986 1
1987 2
1988 1
1989 2
1990 0
1991 1
1992 2
1993 1
1994 3
1995 6
1996 10
1997 5
1998 10
1999 11
2000 4
2001 11
2002 8
2003 11
2004 7
2005 7
2006 6
2007 12
2008 4
2009 5
2010 3
2011 6
2012 8
2013 11
2014 6
2015 16
2016 15
2017 31
2018 26
2019 20
2020 26
2021 15
2022 24
2023 7
2024 15
2025 3
2026 1
Total 364
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Pen-Chi Chiang 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 Pen-Chi Chiang 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, 321–330 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: 324 publications — 88th percentile

88% 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
321–330 106 324
331–340 80
341–350 83
351–360 75
361–370 69
371–380 52
381–390 54
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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Pen-Chi Chiang 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 Pen-Chi Chiang 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, 73 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: 73 D-Index — 86th percentile

86% 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
68 82
69 98
70 94
71 105
72 74
73 84 73
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
Download as CSV

Research.com Recognitions

  • 2026 - Research.com Environmental Sciences in Taiwan Leader Award
  • 2025 - Research.com Environmental Sciences in Taiwan Leader Award
  • 2023 - Research.com Environmental Sciences in Taiwan Leader Award
  • 2022 - Research.com Environmental Sciences in Taiwan Leader Award

Overview

Pen-Chi Chiang is affiliated with National Taiwan University in Taiwan. Their research spans primarily in the fields of Engineering and Environmental Science, with significant focus on subfields such as Mechanical Engineering, Environmental Engineering, Materials Chemistry, Industrial and Manufacturing Engineering, and Atmospheric Science.

The scientist's main topics of work include:

  • Industrial Gas Emission Control
  • Catalytic Processes in Materials Science
  • Atmospheric Chemistry and Aerosols
  • Carbon Dioxide Capture Technologies
  • CO2 Sequestration and Geologic Interactions
  • Recycling and Waste Management Techniques
  • Air Quality and Health Impacts

Frequent co-authors in their publications are:

  • Tse-Lun Chen
  • Yi-Hung Chen
  • Shuxiao Wang
  • Yun Zhu
  • Ji-Cheng Jang

The venues where this scientist frequently publishes include:

  • Aerosol and Air Quality Research
  • Journal of Cleaner Production
  • The Science of The Total Environment
  • Water-Energy Nexus
  • Chemical Engineering Journal

Recent notable papers by Pen-Chi Chiang are:

  • "Implementation of green chemistry principles in circular economy system towards sustainable development goals: Challenges and perspectives" (2020), The Science of The Total Environment
  • "CO2 mineralization and utilization by alkaline solid wastes for potential carbon reduction" (2020), Nature Sustainability
  • "Green transportation for sustainability: Review of current barriers, strategies, and innovative technologies" (2021), Journal of Cleaner Production
  • "Advanced ammonia nitrogen removal and recovery technology using electrokinetic and stripping process towards a sustainable nitrogen cycle: A review" (2021), Journal of Cleaner Production
  • "Integration of green and gray infrastructures for sponge city: Water and energy nexus" (2020), Water-Energy Nexus

In addition to journal articles, Pen-Chi Chiang has contributed to book publications including:

  • Environment and Renewable Energy, published by Springer International Publishing in 2024
  • Multi-Pollutant Control for Flue Gases, published by Springer Nature in 2021

Best Publications

  • Decolorization of Wastewater

    Oliver J. Hao;Hyunook Kim;Pen-Chi Chiang

  • Advances and challenges in sustainable tourism toward a green economy.

    Shu-Yuan Pan;Mengyao Gao;Hyunook Kim;Kinjal J. Shah

  • Strategies on implementation of waste-to-energy (WTE) supply chain for circular economy system: a review

    Shu-Yuan Pan;Michael Alex Du;I-Te Huang;I-Hung Liu

  • Effects of pore structure and temperature on VOC adsorption on activated carbon

    Yu-Chun Chiang;Pen-Chi Chiang;Chin-Pao Huang

  • Utilization of sludge as brick materials

    Chih-Huang Weng;Deng-Fong Lin;Pen-Chi Chiang

  • Implementation of green chemistry principles in circular economy system towards sustainable development goals: Challenges and perspectives

    Tse-Lun Chen;Hyunook Kim;Shu-Yuan Pan;Po-Chih Tseng

  • CO2 Capture by Accelerated Carbonation of Alkaline Wastes: A Review on Its Principles and Applications

    Shu Yuan Pan;E. E. Chang;Pen Chi Chiang

  • CO2 mineralization and utilization by alkaline solid wastes for potential carbon reduction

    Shu-Yuan Pan;Yi-Hung Chen;Liang-Shih Fan;Hyunook Kim

  • Green transportation for sustainability: Review of current barriers, strategies, and innovative technologies

    Kinjal J. Shah;Shu-Yuan Pan;Ingyu Lee;Hyunook Kim

  • The surface characteristics of activated carbon as affected by ozone and alkaline treatment

    Hung-Lung Chiang;C.P. Huang;P.C. Chiang

  • Integrated and innovative steel slag utilization for iron reclamation, green material production and CO2 fixation via accelerated carbonation

    Shu-Yuan Pan;Rahul Adhikari;Yi-Hung Chen;Ping Li

  • Accelerated carbonation of steelmaking slags in a high-gravity rotating packed bed.

    E. E. Chang;Shu Yuan Pan;Yi Hung Chen;Chung Sung Tan

  • Water-energy nexus for urban water systems: A comparative review on energy intensity and environmental impacts in relation to global water risks

    Mengshan Lee;Arturo A. Keller;Pen-Chi Chiang;Walter Den

  • Mechanisms and applications of green infrastructure practices for stormwater control: A review

    Chunhui Li;Cong Peng;Pen-Chi Chiang;Yanpeng Cai

  • Effects of bromide on the formation of THMs and HAAs

    E.E. Chang;Y.P. Lin;P.C. Chiang

  • Performance evaluation for carbonation of steel-making slags in a slurry reactor

    E. E. Chang;Chung Hua Chen;Yi Hung Chen;Shu Yuan Pan

  • CO2 sequestration by carbonation of steelmaking slags in an autoclave reactor

    E. E. Chang;Shu Yuan Pan;Yi Hung Chen;Hsiao Wen Chu

  • Establishment of enhanced geothermal energy utilization plans: Barriers and strategies

    Shu-Yuan Pan;Mengyao Gao;Kinjal J. Shah;Jianming Zheng

  • Building green supply chains in eco-industrial parks towards a green economy: Barriers and strategies.

    Jacqueline Li;Shu-Yuan Pan;Hyunook Kim;Jean H. Linn

  • Characteristics of organic precursors and their relationship with disinfection by-products

    E. E. Chang;Pen Chi Chiang;Ya Wen Ko;Wen Hsieh Lan

  • The decolorization and mineralization of acid orange 6 azo dye in aqueous solution by advanced oxidation processes: a comparative study.

    Hao Jan Hsing;Pen Chi Chiang;E. E. Chang;Mei Yin Chen

  • NOM characteristics and treatabilities of ozonation processes

    P.C Chiang;E.E Chang;C.H Liang

Frequent Co-Authors

Shu-Yuan Pan
Shu-Yuan Pan National Taiwan University
Chin-Pao Huang
Chin-Pao Huang University of Delaware
Hwong-Wen Ma
Hwong-Wen Ma National Taiwan University
Pingxiao Wu
Pingxiao Wu South China University of Technology
Huaili Zheng
Huaili Zheng Chongqing University
Chih-Ming Kao
Chih-Ming Kao National Sun Yat-sen University
Jia Xing
Jia Xing Tsinghua University
Shuxiao Wang
Shuxiao Wang Tsinghua University
Chih-Huang Weng
Chih-Huang Weng I-Shou University
Shaojia Fan
Shaojia Fan Sun Yat-sen University

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