Science Explorer Interactive view Map
University · Ulsan · South Korea

University of Ulsan

In research, University of Ulsan stands highest in Health Sciences (#582 of 11,982 worldwide), Medicine (#521 of 10,443 worldwide) and Engineering (#701 of 6,636 worldwide), 2022–2025. Relative to its size it is most specialised in Hepatology, Surgery and Pulmonary and Respiratory Medicine — Hepatology is 8.8× its share of world research.

en.ulsan.ac.kr/contents/mainROR OpenAlex
World rank, 2022–2025
#1,469
of 28,054 · #1,612 all time
Rank in South Korea
#35
of 417
Research works
20k
▲ 6% vs 2013–17
Citations
417k
21.2 per fractional work
Top-10% rate
16.9%
record average 16.5%
Open access
44%
world 28%

What is University of Ulsan 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
Health SciencesDomain #582 of 11,982 16.6%1,787 #660
MedicineField #521 of 10,443 16.7%1,688 #597
EngineeringField #701 of 6,636 19.1%705 #785
Physical SciencesDomain #1,638 of 12,888 16.8%1,320 #1674
SurgerySubfield #231 of 1,816 17.8%323 #285
Life SciencesDomain #1,385 of 7,800 15.4%361 #1844
Pulmonary and Respiratory MedicineSubfield #212 of 1,144 17.8%209 #267
Electrical and Electronic EngineeringSubfield #722 of 2,318 18.3%221 #812
Biochemistry, Genetics and Molecular BiologyField #1,273 of 3,579 15.4%230 #1792
OncologySubfield #280 of 772 16.1%149 #376

Each strip is that field’s whole ranked pool, with the notch where University of Ulsan 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).

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Health Sciences#660 #582
  2. Medicine#597 #521
  3. Engineering#785 #701
  4. Physical Sciences#1,674 #1,638
  5. Surgery#285 #231
  6. Life Sciences#1,844 #1,385
  7. Pulmonary and Respiratory Medicine#267 #212
  8. Electrical and Electronic Engineering#812 #722
  9. Biochemistry, Genetics and Molecular Biology#1,792 #1,273
  10. Oncology#376 #280
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does University of Ulsan specialise in?

Where its research is concentrated relative to its size: Hepatology takes 8.8× the share of its output that it takes of world research.

  1. HepatologySubfield · 60.9 works8.8×
  2. SurgerySubfield · 323.2 works3.8×
  3. Pulmonary and Respiratory MedicineSubfield · 208.9 works3.8×
  4. OncologySubfield · 149.0 works3.7×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

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: 0.08× its world share, 14 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.20× its world share, 230 worksBiochemistry, Geneti…Immunology and Microbiology: 1.33× its world share, 48 worksImmunology and Micro…Neuroscience: 1.07× its world share, 63 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.48× its world share, 6 worksPharmacology, Toxico…Chemical Engineering: 2.19× its world share, 28 worksChemical EngineeringChemistry: 0.67× its world share, 38 worksChemistryComputer Science: 0.70× its world share, 195 worksComputer ScienceEarth and Planetary Sciences: 0.21× its world share, 12 worksEarth and Planetary …Energy: 1.66× its world share, 55 worksEnergyEngineering: 1.30× its world share, 705 worksEngineeringEnvironmental Science: 0.32× its world share, 57 worksEnvironmental ScienceMaterials Science: 1.49× its world share, 187 worksMaterials ScienceMathematics: 0.29× its world share, 12 worksMathematicsPhysics and Astronomy: 0.39× its world share, 32 worksPhysics and AstronomyDentistry: 0.90× its world share, 16 worksDentistryHealth Professions: 0.65× its world share, 61 worksHealth ProfessionsMedicine: 2.44× its world share, 1,688 worksMedicineNursing: 1.12× its world share, 20 worksNursingVeterinary: 0.49× its world share, 2 worksVeterinaryArts and Humanities: 0.03× its world share, 3 worksArts and HumanitiesBusiness, Management and Accounting: 0.14× its world share, 16 worksBusiness, Management…Decision Sciences: 0.21× its world share, 7 worksDecision SciencesEconomics, Econometrics and Finance: 0.22× its world share, 17 worksEconomics, Econometr…Psychology: 0.48× its world share, 52 worksPsychologySocial Sciences: 0.09× its world share, 40 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 2.4×. Every wedge is a field page.

Who are the top researchers at University of Ulsan?

Ranked on the composite score, Dong Soon Kim, Jung Hwan Baek and Jae‐Lyun Lee lead among researchers whose main affiliation is University of Ulsan.

  1. 1 Dong Soon Kim South Korea · #11,443 worldwide 590 citations · 52 works
  2. 2 Jung Hwan Baek South Korea · #16,318 worldwide 436 citations · 78 works
  3. 3 Jae‐Lyun Lee South Korea · #23,781 worldwide 519 citations · 66 works
  4. 4 Seong Ho Park South Korea · #23,913 worldwide 512 citations · 78 works
  5. 5 Dong Gyu Na South Korea · #35,890 worldwide 285 citations · 43 works
  6. 6 Seockhoon Chung South Korea · #48,553 worldwide 320 citations · 39 works
  7. 7 Han Chu Lee South Korea · #58,639 worldwide 242 citations · 61 works
  8. 8 Jeong Hyun Lee South Korea · #67,048 worldwide 278 citations · 71 works
  9. 9 Kyung‐Hyun Do South Korea · #70,358 worldwide 181 citations · 40 works
  10. 10 Heungsup Sung South Korea · #72,563 worldwide 369 citations · 75 works
All ranked researchers at University of Ulsan

Which keywords describe research at University of Ulsan?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Chemotherapy, Clinical Practice Guidelines, Deep Learning, Treatment, Inflammation, Management and Diagnosis.

▲ 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. Epidemiology258▲ 1.81×121 topics
  2. Deep Learning188▲ 1.52×68 topics
  3. Inflammation144▲ 1.91×77 topics
  4. Chemotherapy123▲ 4.9×24 topics
  5. Treatment122▲ 2.8×46 topics
  6. Machine Learning112◆ 0.95×60 topics
  7. Clinical Practice Guidelines100▲ 5.1×14 topics
  8. Diagnosis99▲ 3.0×39 topics
  9. Management94▲ 3.3×31 topics
  10. Immunotherapy83▲ 3.2×19 topics
  11. Nanomaterials83▲ 2.2×16 topics
  12. Quality of Life82▲ 1.58×47 topics
  13. Cancer75▲ 1.55×52 topics
  14. Prognostic Factors72▲ 4.6×14 topics
  15. Convolutional Neural Networks71▲ 2.7×13 topics
  16. Radiotherapy68▲ 4.9×13 topics
  17. Tumor Microenvironment61▲ 3.8×8 topics
  18. Complications60▲ 3.4×17 topics
  19. Neoadjuvant Therapy59▲ 7.0×5 topics
  20. Energy Storage57▲ 2.4×11 topics
  21. Surgical Management56▲ 3.8×20 topics
  22. Graphene56▲ 2.2×11 topics
  23. Hepatocellular Carcinoma55▲ 7.2×3 topics
  24. Survival Analysis53▲ 5.4×7 topics
  25. Water Splitting48▲ 3.6×4 topics
  26. Guidelines47▲ 2.8×13 topics
  27. Cathode Materials45▲ 3.2×3 topics
  28. Genetic Mutations45▲ 2.9×23 topics
  29. Survival41▲ 8.4×4 topics
  30. Molecular Characterization39▲ 6.0×6 topics
  31. Targeted Therapy39▲ 4.8×5 topics
  32. Graft Survival38▲ 13×3 topics
  33. Breast Cancer36▲ 4.3×11 topics
  34. Adjuvant Therapy36▲ 7.9×2 topics
  35. Radiofrequency Ablation35▲ 9.3×2 topics
  36. Liver Transplantation34▲ 7.8×5 topics
  37. Liver Cancer31▲ 16×1 topic
  38. Sorafenib31▲ 16×1 topic
  39. Cholangiocarcinoma30▲ 10×2 topics
  40. Endoscopic Resection28▲ 7.9×2 topics

Which research topics does University of Ulsan publish most on?

By volume in 2022–2025: Hepatocellular Carcinoma Treatment and Prognosis, Organ Transplantation Techniques and Outcomes, Advanced Photocatalysis Techniques and Electrocatalysts for Energy Conversion.

Hepatocellular Carcinoma…31Hepatocellular Carcinoma Treatment and Prognosis: 31 fractional worksOrgan Transplantation Te…26Organ Transplantation Techniques and Outcomes: 26 fractional worksAdvanced Photocatalysis Techniques: 23 fractional worksElectrocatalysts for Energy Conversion: 21 fractional worksVideo Surveillance and Tracking Methods: 21 fractional worksCancer Immunotherapy and Biomarkers: 21 fractional worksAdvancements in Battery Materials: 20 fractional worksRadiomics and Machine Le…20Radiomics and Machine Learning in Medical Imaging: 20 fractional worksPancreatic and Hepatic Oncology Research: 20 fractional worksGastric Cancer Management and Outcomes: 19 fractional works
HepatologySurgeryRenewable Energy, Sustainability and the EnvironmentComputer Vision and Pattern Recognition4 others

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

  1. 1 Hepatocellular Carcinoma Treatment and Prognosis Hepatology 31 works
  2. 2 Organ Transplantation Techniques and Outcomes Surgery 26 works
  3. 3 Advanced Photocatalysis Techniques Renewable Energy, Sustainability and the Environment 23 works
  4. 4 Electrocatalysts for Energy Conversion Renewable Energy, Sustainability and the Environment 21 works
  5. 5 Video Surveillance and Tracking Methods Computer Vision and Pattern Recognition 21 works
  6. 6 Cancer Immunotherapy and Biomarkers Oncology 21 works
  7. 7 Advancements in Battery Materials Electrical and Electronic Engineering 20 works
  8. 8 Radiomics and Machine Learning in Medical Imaging Radiology, Nuclear Medicine and Imaging 20 works
  9. 9 Pancreatic and Hepatic Oncology Research Oncology 20 works
  10. 10 Gastric Cancer Management and Outcomes Pulmonary and Respiratory Medicine 19 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 available43.8%not open56.2%

World: 28% of research is openly available.

with international co-authors15.1%domestic only84.9%

World: 19% is written across borders.

How has University of Ulsan's research output changed?

Output in 2018–2022 was 6% higher than in 2013–2017.

1990200020102020
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 Ulsan

All research institutions in Ulsan

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.