University of the Ryukyus

Publications
12 900
Citations
240 320
h-index
157
Top-3 journals

Journal of the Physical Society of Japan
(237 publications)

Scientific Reports
(158 publications)

Internal Medicine
(109 publications)
Top-3 organizations

University of Tokyo
(1015 publications)

Kyoto University
(563 publications)

Kagoshima University
(559 publications)
Top-3 foreign organizations

National University of Singapore
(83 publications)

National Taiwan University
(73 publications)

James Cook University
(61 publications)
Most cited in 5 years
Found
Publications found: 0
Since 1969
Total publications
12900
Total citations
240320
Citations per publication
18.63
Average publications per year
230.36
Average authors per publication
6.93
h-index
157
Metrics description
h-index
A scientist has an h-index if h of his N publications are cited at least h times each, while the remaining (N - h) publications are cited no more than h times each.
Top-30
Fields of science
500
1000
1500
2000
2500
|
|
General Medicine
|
General Medicine, 2029, 15.73%
General Medicine
2029 publications, 15.73%
|
Ecology, Evolution, Behavior and Systematics
|
Ecology, Evolution, Behavior and Systematics, 1143, 8.86%
Ecology, Evolution, Behavior and Systematics
1143 publications, 8.86%
|
Biochemistry
|
Biochemistry, 752, 5.83%
Biochemistry
752 publications, 5.83%
|
Molecular Biology
|
Molecular Biology, 699, 5.42%
Molecular Biology
699 publications, 5.42%
|
Aquatic Science
|
Aquatic Science, 679, 5.26%
Aquatic Science
679 publications, 5.26%
|
General Physics and Astronomy
|
General Physics and Astronomy, 545, 4.22%
General Physics and Astronomy
545 publications, 4.22%
|
Genetics
|
Genetics, 536, 4.16%
Genetics
536 publications, 4.16%
|
Infectious Diseases
|
Infectious Diseases, 484, 3.75%
Infectious Diseases
484 publications, 3.75%
|
Oncology
|
Oncology, 481, 3.73%
Oncology
481 publications, 3.73%
|
Electrical and Electronic Engineering
|
Electrical and Electronic Engineering, 469, 3.64%
Electrical and Electronic Engineering
469 publications, 3.64%
|
Animal Science and Zoology
|
Animal Science and Zoology, 460, 3.57%
Animal Science and Zoology
460 publications, 3.57%
|
Immunology
|
Immunology, 444, 3.44%
Immunology
444 publications, 3.44%
|
Plant Science
|
Plant Science, 422, 3.27%
Plant Science
422 publications, 3.27%
|
Cell Biology
|
Cell Biology, 419, 3.25%
Cell Biology
419 publications, 3.25%
|
Cancer Research
|
Cancer Research, 381, 2.95%
Cancer Research
381 publications, 2.95%
|
Physiology
|
Physiology, 380, 2.95%
Physiology
380 publications, 2.95%
|
Cardiology and Cardiovascular Medicine
|
Cardiology and Cardiovascular Medicine, 353, 2.74%
Cardiology and Cardiovascular Medicine
353 publications, 2.74%
|
Pharmacology
|
Pharmacology, 349, 2.71%
Pharmacology
349 publications, 2.71%
|
Condensed Matter Physics
|
Condensed Matter Physics, 346, 2.68%
Condensed Matter Physics
346 publications, 2.68%
|
Multidisciplinary
|
Multidisciplinary, 343, 2.66%
Multidisciplinary
343 publications, 2.66%
|
Ecology
|
Ecology, 335, 2.6%
Ecology
335 publications, 2.6%
|
Microbiology
|
Microbiology, 318, 2.47%
Microbiology
318 publications, 2.47%
|
General Chemistry
|
General Chemistry, 315, 2.44%
General Chemistry
315 publications, 2.44%
|
Organic Chemistry
|
Organic Chemistry, 299, 2.32%
Organic Chemistry
299 publications, 2.32%
|
General Biochemistry, Genetics and Molecular Biology
|
General Biochemistry, Genetics and Molecular Biology, 289, 2.24%
General Biochemistry, Genetics and Molecular Biology
289 publications, 2.24%
|
Virology
|
Virology, 280, 2.17%
Virology
280 publications, 2.17%
|
Oceanography
|
Oceanography, 274, 2.12%
Oceanography
274 publications, 2.12%
|
Internal Medicine
|
Internal Medicine, 269, 2.09%
Internal Medicine
269 publications, 2.09%
|
Drug Discovery
|
Drug Discovery, 267, 2.07%
Drug Discovery
267 publications, 2.07%
|
Surgery
|
Surgery, 255, 1.98%
Surgery
255 publications, 1.98%
|
500
1000
1500
2000
2500
|
Journals
50
100
150
200
250
|
|
Journal of the Physical Society of Japan
237 publications, 1.84%
|
|
Scientific Reports
158 publications, 1.22%
|
|
Internal Medicine
109 publications, 0.84%
|
|
PLoS ONE
107 publications, 0.83%
|
|
Ichthyological Research
94 publications, 0.73%
|
|
Coral Reefs
92 publications, 0.71%
|
|
Zootaxa
83 publications, 0.64%
|
|
Microbiology and Immunology
75 publications, 0.58%
|
|
Journal of Physics: Conference Series
71 publications, 0.55%
|
|
Journal of Dermatology
71 publications, 0.55%
|
|
Blood
67 publications, 0.52%
|
|
The Proceedings of the Annual Convention of the Japanese Psychological Association
59 publications, 0.46%
|
|
Journal of Architecture and Planning (Transactions of AIJ)
57 publications, 0.44%
|
|
Journal of Infection and Chemotherapy
55 publications, 0.43%
|
|
Energies
55 publications, 0.43%
|
|
Physical Review D
53 publications, 0.41%
|
|
Hypertension Research
51 publications, 0.4%
|
|
Sustainability
51 publications, 0.4%
|
|
Bioscience, Biotechnology and Biochemistry
51 publications, 0.4%
|
|
Biochemical and Biophysical Research Communications
50 publications, 0.39%
|
|
Lecture Notes in Computer Science
49 publications, 0.38%
|
|
Physical Review B
49 publications, 0.38%
|
|
Marine Biology
48 publications, 0.37%
|
|
Medical Entomology and Zoology
46 publications, 0.36%
|
|
International Journal of Urology
45 publications, 0.35%
|
|
Psychiatry and Clinical Neurosciences
45 publications, 0.35%
|
|
Japanese Journal of Applied Physics, Part 1: Regular Papers & Short Notes
44 publications, 0.34%
|
|
Retrovirology
42 publications, 0.33%
|
|
Marine Biodiversity
42 publications, 0.33%
|
|
Anthropological Science
41 publications, 0.32%
|
|
50
100
150
200
250
|
Publishers
500
1000
1500
2000
2500
3000
|
|
Elsevier
2830 publications, 21.94%
|
|
Springer Nature
2612 publications, 20.25%
|
|
Wiley
1551 publications, 12.02%
|
|
MDPI
463 publications, 3.59%
|
|
Oxford University Press
439 publications, 3.4%
|
|
Taylor & Francis
421 publications, 3.26%
|
|
Physical Society of Japan
237 publications, 1.84%
|
|
Ovid Technologies (Wolters Kluwer Health)
156 publications, 1.21%
|
|
Japanese Society of Internal Medicine
149 publications, 1.16%
|
|
IOP Publishing
143 publications, 1.11%
|
|
SAGE
136 publications, 1.05%
|
|
Public Library of Science (PLoS)
132 publications, 1.02%
|
|
American Society for Microbiology
124 publications, 0.96%
|
|
American Physical Society (APS)
124 publications, 0.96%
|
|
Institute of Electrical and Electronics Engineers (IEEE)
117 publications, 0.91%
|
|
American Chemical Society (ACS)
115 publications, 0.89%
|
|
Architectural Institute of Japan
109 publications, 0.84%
|
|
Frontiers Media S.A.
101 publications, 0.78%
|
|
Magnolia Press
101 publications, 0.78%
|
|
AIP Publishing
86 publications, 0.67%
|
|
Cambridge University Press
80 publications, 0.62%
|
|
American Society of Hematology
68 publications, 0.53%
|
|
BMJ
64 publications, 0.5%
|
|
Pharmaceutical Society of Japan
63 publications, 0.49%
|
|
Spandidos Publications
61 publications, 0.47%
|
|
Institute of Electrical Engineers of Japan (IEE Japan)
61 publications, 0.47%
|
|
The Japanese Psychological Association
60 publications, 0.47%
|
|
Walter de Gruyter
56 publications, 0.43%
|
|
World Scientific
56 publications, 0.43%
|
|
Japan Society of Mechanical Engineers
56 publications, 0.43%
|
|
500
1000
1500
2000
2500
3000
|
With other organizations
200
400
600
800
1000
1200
|
|
University of Tokyo
1015 publications, 7.87%
|
|
Kyoto University
563 publications, 4.36%
|
|
Kagoshima University
559 publications, 4.33%
|
|
Kyushu University
515 publications, 3.99%
|
|
Tohoku University
509 publications, 3.95%
|
|
Hokkaido University
416 publications, 3.22%
|
|
Osaka University
397 publications, 3.08%
|
|
Nagasaki University
395 publications, 3.06%
|
|
Nagoya University
323 publications, 2.5%
|
|
Hiroshima University
286 publications, 2.22%
|
|
University of Tsukuba
272 publications, 2.11%
|
|
Niigata University
249 publications, 1.93%
|
|
Kobe University
244 publications, 1.89%
|
|
Keio University
242 publications, 1.88%
|
|
Saga University
210 publications, 1.63%
|
|
Osaka Metropolitan University
203 publications, 1.57%
|
|
National Institute of Advanced Industrial Science and Technology
200 publications, 1.55%
|
|
Okayama University
194 publications, 1.5%
|
|
Kumamoto University
187 publications, 1.45%
|
|
Fukuoka University
183 publications, 1.42%
|
|
Ehime University
179 publications, 1.39%
|
|
Chiba University
170 publications, 1.32%
|
|
University of Miyazaki
162 publications, 1.26%
|
|
Kitasato University
159 publications, 1.23%
|
|
Kurume University
153 publications, 1.19%
|
|
RIKEN-Institute of Physical and Chemical Research
151 publications, 1.17%
|
|
University of the Ryukyus Hospital
147 publications, 1.14%
|
|
Tokai University
145 publications, 1.12%
|
|
Yokohama City University
141 publications, 1.09%
|
|
Okinawa Institute of Science and Technology Graduate University
135 publications, 1.05%
|
|
200
400
600
800
1000
1200
|
With foreign organizations
10
20
30
40
50
60
70
80
90
|
|
National University of Singapore
83 publications, 0.64%
|
|
National Taiwan University
73 publications, 0.57%
|
|
James Cook University
61 publications, 0.47%
|
|
University of California, San Diego
61 publications, 0.47%
|
|
Harvard University
59 publications, 0.46%
|
|
Aswan University
54 publications, 0.42%
|
|
Diponegoro University
52 publications, 0.4%
|
|
Imperial College London
48 publications, 0.37%
|
|
Zagazig University
46 publications, 0.36%
|
|
University of Sydney
44 publications, 0.34%
|
|
University of Queensland
42 publications, 0.33%
|
|
Khon Kaen University
40 publications, 0.31%
|
|
Shanmugha Arts, Science, Technology & Research Academy
39 publications, 0.3%
|
|
University of Michigan
39 publications, 0.3%
|
|
National Yang Ming Chiao Tung University
36 publications, 0.28%
|
|
Naturalis Biodiversity Center
35 publications, 0.27%
|
|
Australian Research Council Centre of Excellence for Coral Reef Studies
34 publications, 0.26%
|
|
Ioffe Physical-Technical Institute of the Russian Academy of Sciences
33 publications, 0.26%
|
|
University of Oxford
31 publications, 0.24%
|
|
Sam Ratulangi University
31 publications, 0.24%
|
|
Sungkyunkwan University
31 publications, 0.24%
|
|
University of Texas at El Paso
31 publications, 0.24%
|
|
University of Illinois Urbana-Champaign
30 publications, 0.23%
|
|
National Taiwan Normal University
29 publications, 0.22%
|
|
Jeju National University
29 publications, 0.22%
|
|
University of the Philippines Manila
29 publications, 0.22%
|
|
University of Copenhagen
28 publications, 0.22%
|
|
Kasetsart University
28 publications, 0.22%
|
|
Taipei Veterans General Hospital
27 publications, 0.21%
|
|
Financial University under the Government of the Russian Federation
25 publications, 0.19%
|
|
10
20
30
40
50
60
70
80
90
|
With other countries
200
400
600
800
1000
1200
|
|
USA
|
USA, 1082, 8.39%
USA
1082 publications, 8.39%
|
China
|
China, 536, 4.16%
China
536 publications, 4.16%
|
Australia
|
Australia, 268, 2.08%
Australia
268 publications, 2.08%
|
United Kingdom
|
United Kingdom, 265, 2.05%
United Kingdom
265 publications, 2.05%
|
Germany
|
Germany, 231, 1.79%
Germany
231 publications, 1.79%
|
Indonesia
|
Indonesia, 229, 1.78%
Indonesia
229 publications, 1.78%
|
Republic of Korea
|
Republic of Korea, 204, 1.58%
Republic of Korea
204 publications, 1.58%
|
France
|
France, 188, 1.46%
France
188 publications, 1.46%
|
Thailand
|
Thailand, 166, 1.29%
Thailand
166 publications, 1.29%
|
India
|
India, 159, 1.23%
India
159 publications, 1.23%
|
Bangladesh
|
Bangladesh, 136, 1.05%
Bangladesh
136 publications, 1.05%
|
Egypt
|
Egypt, 133, 1.03%
Egypt
133 publications, 1.03%
|
Russia
|
Russia, 130, 1.01%
Russia
130 publications, 1.01%
|
Canada
|
Canada, 121, 0.94%
Canada
121 publications, 0.94%
|
Italy
|
Italy, 106, 0.82%
Italy
106 publications, 0.82%
|
Malaysia
|
Malaysia, 106, 0.82%
Malaysia
106 publications, 0.82%
|
Singapore
|
Singapore, 101, 0.78%
Singapore
101 publications, 0.78%
|
Brazil
|
Brazil, 95, 0.74%
Brazil
95 publications, 0.74%
|
Vietnam
|
Vietnam, 90, 0.7%
Vietnam
90 publications, 0.7%
|
Philippines
|
Philippines, 89, 0.69%
Philippines
89 publications, 0.69%
|
Netherlands
|
Netherlands, 82, 0.64%
Netherlands
82 publications, 0.64%
|
Saudi Arabia
|
Saudi Arabia, 80, 0.62%
Saudi Arabia
80 publications, 0.62%
|
Spain
|
Spain, 67, 0.52%
Spain
67 publications, 0.52%
|
Switzerland
|
Switzerland, 55, 0.43%
Switzerland
55 publications, 0.43%
|
Iran
|
Iran, 49, 0.38%
Iran
49 publications, 0.38%
|
Belgium
|
Belgium, 48, 0.37%
Belgium
48 publications, 0.37%
|
Poland
|
Poland, 46, 0.36%
Poland
46 publications, 0.36%
|
Laos
|
Laos, 44, 0.34%
Laos
44 publications, 0.34%
|
New Zealand
|
New Zealand, 43, 0.33%
New Zealand
43 publications, 0.33%
|
200
400
600
800
1000
1200
|
- We do not take into account publications without a DOI.
- Statistics recalculated daily.
- Publications published earlier than 1969 are ignored in the statistics.
- The horizontal charts show the 30 top positions.
- Journals quartiles values are relevant at the moment.