World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
67
Citations
19154
World Ranking
6803
National Ranking
109

Ja Hun Kwak 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 Ja Hun Kwak sits on this spectrum.

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 publications 1,295+

This scientist: 204 publications — 34th percentile

34% of scientists in this discipline score the same or lower.

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

Ja Hun Kwak 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 Ja Hun Kwak sits on this spectrum.

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 D-Index 159+

This scientist: 67 D-Index — 62nd percentile

62% of scientists in this discipline score the same or lower.

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

Overview

Ja Hun Kwak is affiliated with Ulsan National Institute of Science and Technology in South Korea. Their research primarily spans the fields of Materials Science and Chemical Engineering.

Their work encompasses several subfields including Materials Chemistry, Catalysis, Renewable Energy, Sustainability and the Environment, Mechanical Engineering, and Inorganic Chemistry.

Ja Hun Kwak's main research topics cover:

  • Catalytic Processes in Materials Science
  • Catalysis and Oxidation Reactions
  • Electrocatalysts for Energy Conversion
  • Catalysts for Methane Reforming
  • Catalysis and Hydrodesulfurization Studies
  • Advanced Photocatalysis Techniques
  • Zeolite Catalysis and Synthesis

Their publication record includes papers published in recognized venues such as Angewandte Chemie International Edition, Catalysis Today, Angewandte Chemie, Nature Communications, and Chemical Engineering Journal.

Notable recent papers authored or co-authored by Ja Hun Kwak include:

  • High-performance and stable photoelectrochemical water splitting cell with organic-photoactive-layer-based photoanode, 2020, Nature Communications
  • A General Strategy to Atomically Dispersed Precious Metal Catalysts for Unravelling Their Catalytic Trends for Oxygen Reduction Reaction, 2020, ACS Nano
  • Direct propylene epoxidation with oxygen using a photo-electro-heterogeneous catalytic system, 2021, Nature Catalysis
  • CH4 Oxidation Activity in Pd and Pt-Pd Bimetallic Catalysts: Correlation with Surface PdOx Quantified from the DRIFTS Study, 2021, ACS Catalysis
  • Morphology and size of Pt on Al2O3: The role of specific metal-support interactions between Pt and Al2O3, 2020, Journal of Catalysis

Frequent collaborators in Ja Hun Kwak's research include Konstantin Khivantsev, Yongseon Kim, Dong Gun Oh, Haneul Kim, and Eun Jeong Jang. These partnerships have contributed to a number of joint publications.

Best Publications

  • Coordinatively Unsaturated Al3+ Centers as Binding Sites for Active Catalyst Phases of Platinum on γ-Al2O3

    Ja Hun Kwak;Jiangzhi Hu;Donghei Mei;Cheol-Woo Yi

  • Excellent activity and selectivity of Cu-SSZ-13 in the selective catalytic reduction of NOx with NH3

    Ja Hun Kwak;Russell G. Tonkyn;Do Heui Kim;János Szanyi

  • Enhanced activity and stability of Pt catalysts on functionalized graphene sheets for electrocatalytic oxygen reduction

    Rong Kou;Yuyan Shao;Donghai Wang;Mark H. Engelhard

  • Studying cellulose fiber structure by SEM, XRD, NMR and acid hydrolysis

    Haibo Zhao;Ja Hun Kwak;Z. Conrad Zhang;Heather M. Brown

  • Low-temperature carbon monoxide oxidation catalysed by regenerable atomically dispersed palladium on alumina

    Eric J Peterson;Andrew T DeLaRiva;Sen Lin;Ryan S Johnson

  • Effects of hydrothermal aging on NH3-SCR reaction over Cu/zeolites

    Ja Hun Kwak;Diana N. Tran;Sarah D. Burton;Janos Szanyi

  • Structure–activity relationships in NH3-SCR over Cu-SSZ-13 as probed by reaction kinetics and EPR studies

    Feng Gao;Eric D. Walter;Eric M. Karp;Jinyong Luo

  • Mechanism of CO2 Hydrogenation on Pd/Al2O3 Catalysts: Kinetics and Transient DRIFTS-MS Studies

    Xiang Wang;Hui Shi;Ja Hun Kwak;Ja Hun Kwak;János Szanyi

  • CO2 Reduction on Supported Ru/Al2O3 Catalysts: Cluster Size Dependence of Product Selectivity

    Ja Hun Kwak;Libor Kovarik;János Szanyi

  • Simple Synthesis of Functionalized Superparamagnetic Magnetite/Silica Core/Shell Nanoparticles and their Application as Magnetically Separable High‐Performance Biocatalysts

    Jinwoo Lee;Youjin Lee;Jong Kyu Youn;Hyon Bin Na

  • Two different cationic positions in Cu-SSZ-13?

    Ja Hun Kwak;Haiyang Zhu;Jong H. Lee;Charles H. F. Peden

  • ION EXCHANGE AND THERMAL STABILITY OF MCM-41

    Ji Man Kim;Ja Hun Kwak;Shinae Jun;Ryong Ryoo

  • Heterogeneous Catalysis on Atomically Dispersed Supported Metals: CO2 Reduction on Multifunctional Pd Catalysts

    Ja Hun Kwak;Libor Kovarik;János Szanyi

  • Current Understanding of Cu-Exchanged Chabazite Molecular Sieves for Use as Commercial Diesel Engine DeNOx Catalysts

    Feng Gao;Ja Hun Kwak;Janos Szanyi;Charles H. F. Peden

  • Effects of Crystallinity on Dilute Acid Hydrolysis of Cellulose by Cellulose Ball-Milling Study

    Haibo Zhao;Ja Hun Kwak;Yong Wang;James A. Franz

  • The Effect of Copper Loading on the Selective Catalytic Reduction of Nitric Oxide by Ammonia Over Cu-SSZ-13

    Ja Hun Kwak;Diana N. Tran;Janos Szanyi;Charles Hf Peden

  • Penta-coordinated Al3+ ions as preferential nucleation sites for BaO on γ-Al2O3: an ultra-high magnetic field 27Al MAS NMR study

    Ja Hun Kwak;Jian Zhi Hu;Do Heui Kim;Janos Szanyi

  • In situ DRIFTS-MS studies on the oxidation of adsorbed NH3 by NOx over a Cu-SSZ-13 zeolite

    Haiyang Zhu;Ja Hun Kwak;Charles H.F. Peden;János Szanyi

  • Simple Fabrication of a Highly Sensitive and Fast Glucose Biosensor Using Enzymes Immobilized in Mesocellular Carbon Foam

    D. Lee;J. Lee;J. Kim;H. B. Na

  • Preparation of biocatalytic nanofibres with high activity and stability via enzyme aggregate coating on polymer nanofibres

    Byoung Chan Kim;Sujith Nair;Jungbae Kim;Ja Hun Kwak

  • Simple Synthesis of Hierarchically Ordered Mesocellular Mesoporous Silica Materials Hosting Crosslinked Enzyme Aggregates

    Jinwoo Lee;Jungbae Kim;Jaeyun Kim;Hong Fei Jia

Frequent Co-Authors

Charles H. F. Peden
Charles H. F. Peden Pacific Northwest National Laboratory
János Szanyi
János Szanyi Pacific Northwest National Laboratory
Yong Wang
Yong Wang Washington State University
Jian Zhi Hu
Jian Zhi Hu Pacific Northwest National Laboratory
Libor Kovarik
Libor Kovarik Pacific Northwest National Laboratory
Jungbae Kim
Jungbae Kim Korea University
Jinwoo Lee
Jinwoo Lee Korea Advanced Institute of Science and Technology
Donghai Mei
Donghai Mei Tianjin Polytechnic University
Jonathan C. Hanson
Jonathan C. Hanson Brookhaven National Laboratory
Jay W. Grate
Jay W. Grate Pacific Northwest National Laboratory

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