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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 46 15918 14359 302 297 160 8998

Chang Hyun Ko publications per year

The chart shows the history of publications by Chang Hyun Ko between 1996 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Chang Hyun Ko published across 30 years, from 1996 to 2025, averaging 6.3 papers a year. Output peaked at 16 publications in 2012. 24 of the 190 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1996 to 2025. Vertical axis: number of publications, 0 to 16. Peak 16 publications in 2012. 1996: 2 publications 1997: 2 publications 1998: 2 publications 1999: 1 publication 2000: 6 publications 2001: 1 publication 2002: 0 publications 2003: 0 publications 2004: 3 publications 2005: 2 publications 2006: 5 publications 2007: 7 publications 2008: 5 publications 2009: 6 publications 2010: 8 publications 2011: 12 publications 2012: 16 publications 2013: 11 publications 2014: 6 publications 2015: 3 publications 2016: 7 publications 2017: 9 publications 2018: 8 publications 2019: 8 publications 2020: 5 publications 2021: 8 publications 2022: 13 publications 2023: 10 publications 2024: 9 publications 2025: 15 publications
1996 2025

190 publications in total across all disciplines

View publications per year as a table
Chang Hyun Ko: publications per year, 1996 to 2025
Year Publications
1996 2
1997 2
1998 2
1999 1
2000 6
2001 1
2002 0
2003 0
2004 3
2005 2
2006 5
2007 7
2008 5
2009 6
2010 8
2011 12
2012 16
2013 11
2014 6
2015 3
2016 7
2017 9
2018 8
2019 8
2020 5
2021 8
2022 13
2023 10
2024 9
2025 15
Total 190
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Chang Hyun Ko 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 Chang Hyun Ko 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, 141–160 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: 160 publications — 17th percentile

17% 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 1,218 160
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
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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Chang Hyun Ko 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 Chang Hyun Ko 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, 46–47 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: 46 D-Index — 12th percentile

12% 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 46
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
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

Chang Hyun Ko is affiliated with Chonnam National University in South Korea. Their research primarily focuses on various aspects of engineering and chemical engineering, with strong specialization in catalysis. The scope of their work includes catalytic processes in materials science, thermochemical biomass conversion processes, and renewable energy sustainability.

The main fields of study for Chang Hyun Ko include:

  • Engineering
  • Chemical Engineering

Within these fields, their subfields of study are detailed by a focus on:

  • Catalysis
  • Biomedical Engineering
  • Materials Chemistry
  • Mechanical Engineering
  • Renewable Energy, Sustainability and the Environment

The main research topics covered in their publications include:

  • Catalysts for Methane Reforming
  • Catalytic Processes in Materials Science
  • Thermochemical Biomass Conversion Processes
  • Catalysis and Hydrodesulfurization Studies
  • Catalysis and Oxidation Reactions
  • Subcritical and Supercritical Water Processes
  • Chemical Looping and Thermochemical Processes

Chang Hyun Ko's frequent co-authors feature collaborations with:

  • Young-Kwon Park
  • Byung Sun Yoon
  • Soheil Valizadeh
  • Yasin Khani
  • See Hoon Lee

The scientist's work has been published extensively in several academic venues, with frequent publications in:

  • Chemical Engineering Journal
  • Bioresource Technology
  • Fuel
  • International Journal of Hydrogen Energy
  • Catalysts

Recent papers by Chang Hyun Ko include:

  • Biohydrogen production from catalytic conversion of food waste via steam and air gasification using eggshell- and homo-type Ni/Al2O3 catalysts, 2020, Bioresource Technology
  • Optimization of nano-catalysts for application in compact reformers, 2021, Chemical Engineering Journal
  • Biohydrogen production from furniture waste via catalytic gasification in air over Ni-loaded Ultra-stable Y-type zeolite, 2021, Chemical Engineering Journal
  • Ni catalysts for dry methane reforming prepared by A-site exsolution on mesoporous defect spinel magnesium aluminate, 2020, Applied Catalysis A General
  • Simultaneous impregnation of Ni and an additive via one-step melt-infiltration: Effect of alkaline-earth metal (Ca, Mg, Sr, and Ba) addition on Ni/γ-Al2O3 for CO2 methanation, 2021, Chemical Engineering Journal

Best Publications

  • Characterization of the Porous Structure of SBA-15

    Michal Kruk;Mietek Jaroniec;Chang Hyun Ko;Ryong Ryoo

  • Block-Copolymer-Templated Ordered Mesoporous Silica: Array of Uniform Mesopores or Mesopore−Micropore Network?

    Ryong Ryoo and;Chang Hyun Ko;Michal Kruk;and Valentyn Antochshuk

  • Disordered molecular sieve with branched mesoporous channel network

    Ryong Ryoo;JM Kim;CH Ko;CH Shin

  • Determination of Pore Size and Pore Wall Structure of MCM-41 by Using Nitrogen Adsorption, Transmission Electron Microscopy, and X-ray Diffraction

    Michal Kruk;Mietek Jaroniec;Yasuhiro Sakamoto;Osamu Terasaki

  • TEM Studies of Platinum Nanowires Fabricated in Mesoporous Silica MCM‐41

    Zheng Liu;Yasuhiro Sakamoto;Tetsu Ohsuna;Kenji Hiraga

  • Ni@SiO2 yolk-shell nanoreactor catalysts: High temperature stability and recyclability

    Jc Park Ji Chan Park;Ju Bang Jung Up Bang;Joongoo Lee Lee;Ch Ko Chang Hyun Ko

  • Desulfurization of diesel using ion-exchanged zeolites

    Vinay M. Bhandari;Chang Hyun Ko;Jung Geun Park;Sang-Sup Han

  • Catalytic Hydrodeoxygenation of Bio-oil Model Compounds over Pt/HY Catalyst.

    Heejin Lee;Hannah Kim;Mi Jin Yu;Chang Hyun Ko

  • Reactive adsorption of sulfur compounds in diesel on nickel supported on mesoporous silica

    Jung Geun Park;Chang Hyun Ko;Kwang Bok Yi;Jong-Ho Park

  • Hydrocarbon production from decarboxylation of fatty acid without hydrogen

    Jeong-Geol Na;Bo Eun Yi;Ju Nam Kim;Kwang Bok Yi

  • Optically Transparent, Single-Crystal-Like Oriented Mesoporous Silica Films and Plates

    Ryong Ryoo;Chang Hyun Ko;Sung June Cho;Ji Man Kim

  • Hydrogen production by steam reforming of methanol in a micro-channel reactor coated with Cu/ZnO/ZrO2/Al2O3 catalyst

    Heondo Jeong;Kweon Ill Kim;Tae Hwan Kim;Chang Hyun Ko

  • Upgrading of biofuel by the catalytic deoxygenation of biomass

    Chang Hyun Ko;Sung Hoon Park;Jong-Ki Jeon;Dong Jin Suh

  • In-situ and ex-situ catalytic pyrolysis/co-pyrolysis of empty fruit bunches using mesostructured aluminosilicate catalysts

    Hoda Shafaghat;Hyung Won Lee;Yiu Fai Tsang;Daejun Oh

  • Imaging the distribution of framework aluminum in mesoporous molecular sieve MCM-41

    Ryong Ryoo;Chang Hyun Ko;Russell F. Howe

  • Removal of Refractory Sulfur Compounds in Diesel Using Activated Carbon with Controlled Porosity

    Hong Joo Jeon;Chang Hyun Ko;Sung Hyun Kim;Jong Nam Kim

  • Synthesis of platinum networks with nanoscopic periodicity using mesoporous silica as template

    Hyun June Shin;Chang Hyun Ko;Ryong Ryoo

  • Catalytic hydrodeoxygenation of 2-methoxy phenol and dibenzofuran over Pt/mesoporous zeolites

    Hyung Won Lee;Bo Ram Jun;Hannah Kim;Do Heui Kim

  • The effect of calcination temperature on the performance of Ni/MgO–Al2O3 catalysts for decarboxylation of oleic acid

    Hyun Seog Roh;Ic Hwan Eum;Dae Woon Jeong;Bo Eun Yi

  • Imaging the channels in mesoporous molecular sieves with platinum

    Chang Hyun Ko;Ryong Ryoo

  • Optimization of nano-catalysts for application in compact reformers

    Unknown

Frequent Co-Authors

Young-Kwon Park
Young-Kwon Park University of Seoul
Ryong Ryoo
Ryong Ryoo Korea Institute of Energy Technology
Ji Man Kim
Ji Man Kim Sungkyunkwan University
Sang-Chul Jung
Sang-Chul Jung Sunchon National University
Jungho Jae
Jungho Jae Pusan National University
Hyun-Seog Roh
Hyun-Seog Roh Yonsei University
Jong-Ki Jeon
Jong-Ki Jeon Kongju National University
You-Kwan Oh
You-Kwan Oh Pusan National University
Sunghoon Park
Sunghoon Park Ulsan National Institute of Science and Technology
Byong-Hun Jeon
Byong-Hun Jeon Hanyang University

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