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Researcher · Pohang University of Science and Technology · South Korea

Chang Hyuck Choi

Chang Hyuck Choi publishes mostly in Renewable Energy, Sustainability and the Environment, Electrical and Electronic Engineering and Materials Chemistry, on topics such as Electrocatalysts for Energy Conversion, Fuel Cells and Related Materials and Advanced battery technologies research.

ORCID 0000-0002-2231-6116 OpenAlex
World rank
#59,074
of 7,710,434 ranked researchers
Rank in South Korea
#241
of 162,609
Works
182
Citations
12k
Citations per work
63.5
h-index
55
i10-index 107Top 2.3% in Renewable Energy, Sustainability and the Environment
Chang Hyuck Choi

What does Chang Hyuck Choi research?

Chang Hyuck Choi's work is mostly in Energy (35%), Engineering (30%), Materials Science (13%).

Physical Sciences: 163 works · 89.8% of their workEnergy: 63 works · 34.6% of their workRenewable Energy, Sustainability and the Environment: 63 works · 34.6% of their workEngineering: 56 works · 30.5% of their workElectrical and Electronic Engineering: 56 works · 30.5% of their workMaterials Science: 24 works · 13.1% of their workMaterials Chemistry: 24 works · 13.1% of their workChemistry: 10 works · 5.5% of their workElectrochemistry: 10 works · 5.5% of their workChemical Engineering: 9 works · 4.7% of their workCatalysis: 9 works · 4.7% of their workPhysics and Astronomy: 3 works · 1.4% of their workAtomic and Molecular Physics, and Optics: 3 works · 1.4% of their workEverything else: 19 works · 10.2% of their workTHEIR WORKChang Hyuck Choi182works
Physical Sciences90%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Energy6334.6%
    2. Engineering5630.5%
    3. Materials Science2413.1%
    4. Chemistry105.5%
    5. Chemical Engineering94.7%
    6. Physics and Astronomy31.4%
  2. Everything else1910.2%
  1. 1Renewable Energy, Sustainability and the Environment35% of their works
  2. 2Electrical and Electronic Engineering30% of their works
  3. 3Materials Chemistry13% of their works
  4. 4Electrochemistry6% of their works
  5. 5Catalysis5% of their works
  6. 6Atomic and Molecular Physics, and Optics1% of their works

Research topics

Which keywords describe Chang Hyuck Choi's research?

The keywords of their largest research topics: Catalysts, Electrocatalysis, Nanomaterials, Water Splitting, Energy Conversion, Oxygen Reduction, Polymer Electrolyte Membranes and Proton Exchange Membranes.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 22 words, with their numbers
  1. Catalysts1542 topics
  2. Electrocatalysis1542 topics
  3. Nanomaterials1432 topics
  4. Water Splitting1432 topics
  5. Energy Conversion1211 topic
  6. Oxygen Reduction1211 topic
  7. Polymer Electrolyte Membranes671 topic
  8. Proton Exchange Membranes671 topic
  9. Aqueous Zinc-Ion Batteries551 topic
  10. CO2 Reduction552 topics
  11. Energy Storage551 topic
  12. Catalysis432 topics
  13. Carbon Dioxide331 topic
  14. Renewable Fuels331 topic
  15. Nanoparticles311 topic
  16. Oxidation311 topic
  17. Detection281 topic
  18. Electrochemical281 topic
  19. Photocatalyst221 topic
  20. Semiconductor221 topic
  21. Ionic Liquids121 topic
  22. Solvents121 topic

Where does Chang Hyuck Choi work?

Chang Hyuck Choi's main affiliation in the publication record is Pohang University of Science and Technology, South Korea.

How many publications and citations does Chang Hyuck Choi have?

OpenAlex counts 182 works and 11,562 citations for Chang Hyuck Choi, an h-index of 55, ranking #59,074 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

Discussion

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