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Research facility · Gwangju · South Korea

Korea Photonics Technology Institute

In research, Korea Photonics Technology Institute stands highest in Physical Sciences (#5,853 of 12,888 worldwide) and Engineering (#5,783 of 6,636 worldwide), 2022–2025.

eng.kopti.re.kr/index.skoROR OpenAlex
World rank, 2022–2025
#10,210
of 28,054 · #7,370 all time
Rank in South Korea
#190
of 417
Research works
945
▼ 22% vs 2013–17
Citations
12k
13.1 per fractional work
Top-10% rate
10.7%
record average 16.5%
Open access
24%
world 28%

What is Korea Photonics Technology Institute known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #5,853 of 12,888 10.2%118 #4375
EngineeringField #5,783 of 6,636 7.6%65 #5335

Each strip is that field’s whole ranked pool, with the notch where Korea Photonics Technology Institute sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.04× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.82× its world share, 6 worksBiochemistry, Geneti…Immunology and Microbiology: 0.26× its world share, 0 worksImmunology and Micro…Neuroscience: 0.30× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.12× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 1.57× its world share, 1 worksChemical EngineeringChemistry: 0.76× its world share, 2 worksChemistryComputer Science: 0.56× its world share, 6 worksComputer ScienceEarth and Planetary Sciences: 0.17× its world share, 0 worksEarth and Planetary …Energy: 3.69× its world share, 4 worksEnergyEngineering: 3.32× its world share, 65 worksEngineeringEnvironmental Science: 0.15× its world share, 1 worksEnvironmental ScienceMaterials Science: 5.24× its world share, 24 worksMaterials SciencePhysics and Astronomy: 5.10× its world share, 15 worksPhysics and AstronomyDentistry: 0.17× its world share, 0 worksDentistryMedicine: 0.24× its world share, 6 worksMedicineNursing: 0.09× its world share, 0 worksNursingSocial Sciences: 0.01× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Materials Science, 5.2×. Every wedge is a field page.

Who are the top researchers at Korea Photonics Technology Institute?

Ranked on the composite score, Chul‐Sik Kee, Jong Hyeob Baek and Ju Hyeon Choi lead among researchers whose main affiliation is Korea Photonics Technology Institute.

  1. 1 Chul‐Sik Kee South Korea · #400,945 worldwide 139 citations · 60 works
  2. 2 Jong Hyeob Baek South Korea · #497,393 worldwide 60 citations · 23 works
  3. 3 Ju Hyeon Choi South Korea · #610,490 worldwide 34 citations · 15 works
  4. 4 Chul Kang South Korea · #754,726 worldwide 62 citations · 31 works
  5. 5 Seong‐Han Kim South Korea · #793,583 worldwide 67 citations · 40 works
  6. 6 Byung Sup Rho South Korea · #895,854 worldwide 36 citations · 22 works
  7. 7 Sun Ho Kim South Korea · #957,160 worldwide 12 citations · 17 works
  8. 8 Sun‐Goo Lee South Korea · #1,237,316 worldwide 7 citations · 17 works
  9. 9 Doo Gun Kim South Korea · #1,400,196 worldwide 4 citations · 18 works
  10. 10 Sung Hwan Hwang South Korea · #1,498,424 worldwide 24 citations · 20 works
All ranked researchers at Korea Photonics Technology Institute

Which keywords describe research at Korea Photonics Technology Institute?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Biosensors, Semiconductor, Biomedical Applications, Semiconductors, Optical Modulators, Graphene, Nanowires and Nanostructures.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Biosensors12▲ 17×10 topics
  2. Biomedical Applications9▲ 5.6×13 topics
  3. Semiconductor9▲ 19×6 topics
  4. Semiconductors7▲ 17×5 topics
  5. Optical Modulators7▲ 34×3 topics
  6. Nanoparticles6▲ 3.9×15 topics
  7. Graphene6▲ 7.1×9 topics
  8. Nanowires6▲ 29×4 topics
  9. Nanomaterials5▲ 3.7×9 topics
  10. Nanostructures5▲ 9.9×10 topics
  11. Solar Cells5▲ 19×6 topics
  12. Energy Storage5▲ 5.7×5 topics
  13. Optical Properties5▲ 58×4 topics
  14. Raman Lasers5▲ 31×2 topics
  15. Silicon Photonics4▲ 32×2 topics
  16. Microcavities4▲ 29×1 topic
  17. Nanophotonic Waveguides4▲ 33×1 topic
  18. Photovoltaics4▲ 19×3 topics
  19. Light-Emitting Diodes4▲ 19×2 topics
  20. Nanocomposites4▲ 3.7×6 topics
  21. Nanocrystals4▲ 11×5 topics
  22. Metamaterials4▲ 21×4 topics
  23. Band Parameters4▲ 53×2 topics
  24. Solid-State Lighting4▲ 36×2 topics
  25. Thin Films4▲ 14×5 topics
  26. Crystal Growth4▲ 9.5×7 topics
  27. Imaging3▲ 10×4 topics
  28. Spectroscopy3▲ 15×5 topics
  29. Efficiency3▲ 8.3×3 topics
  30. Image Processing3▲ 5.6×7 topics
  31. Cathode Materials3▲ 6.2×3 topics
  32. Photonic Crystals3▲ 20×4 topics
  33. Optical Fiber3▲ 22×3 topics
  34. GaN3▲ 65×2 topics
  35. Self-Assembly3▲ 7.0×6 topics
  36. Fiber Lasers3▲ 22×2 topics
  37. AlGaN/GaN HEMTs3▲ 68×1 topic
  38. III-Nitrides3▲ 68×1 topic
  39. Photodetectors3▲ 25×2 topics
  40. Solar Cell Efficiency3▲ 20×2 topics

Which research topics does Korea Photonics Technology Institute publish most on?

By volume in 2022–2025: Photonic and Optical Devices, GaN-based semiconductor devices and materials, Advanced Fiber Optic Sensors and Glass properties and applications.

Photonic and Optical Dev…4Photonic and Optical Devices: 4 fractional worksGaN-based semiconductor …3GaN-based semiconductor devices and materials: 3 fractional worksAdvanced Fiber Optic Sen…3Advanced Fiber Optic Sensors: 3 fractional worksGlass properties and app…2Glass properties and applications: 2 fractional worksAdvanced biosensing and bioanalysis techniques: 2 fractional worksAdvanced Optical Imaging Technologies: 2 fractional worksMetal and Thin Film Mech…2Metal and Thin Film Mechanics: 2 fractional worksAdvanced optical system design: 2 fractional worksOptical Systems and Laser Technology: 2 fractional worksChalcogenide Semiconduct…2Chalcogenide Semiconductor Thin Films: 2 fractional works
Electrical and Electronic EngineeringCondensed Matter PhysicsCeramics and CompositesMolecular Biology3 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Photonic and Optical Devices Electrical and Electronic Engineering 4 works
  2. 2 GaN-based semiconductor devices and materials Condensed Matter Physics 3 works
  3. 3 Advanced Fiber Optic Sensors Electrical and Electronic Engineering 3 works
  4. 4 Glass properties and applications Ceramics and Composites 2 works
  5. 5 Advanced biosensing and bioanalysis techniques Molecular Biology 2 works
  6. 6 Advanced Optical Imaging Technologies Media Technology 2 works
  7. 7 Metal and Thin Film Mechanics Mechanics of Materials 2 works
  8. 8 Advanced optical system design Biomedical Engineering 2 works
  9. 9 Optical Systems and Laser Technology Electrical and Electronic Engineering 2 works
  10. 10 Chalcogenide Semiconductor Thin Films Electrical and Electronic Engineering 2 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available23.9%not open76.1%

World: 28% of research is openly available.

with international co-authors15.3%domestic only84.7%

World: 19% is written across borders.

How has Korea Photonics Technology Institute's research output changed?

Output in 2018–2022 was 22% lower than in 2013–2017.

20002005201020152020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Gwangju

All research institutions in Gwangju

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.