Okayama University

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Short name

Country, city

Japan, Okayama

02pc6pc55

Organization website

Publications

61 967

Citations

1 149 306

h-index

286

Top-3 journals

Okayama Igakkai Zasshi (Journal of Okayama Medical Association) (5501 publications)

The Proceedings of Conference of Chugoku-Shikoku Branch (695 publications)

Journal of the Physical Society of Japan (660 publications)

Top-3 organizations

University of Tokyo (3010 publications)

Kyoto University (2946 publications)

Osaka University (2589 publications)

Top-3 foreign organizations

Harvard University (792 publications)

Sorbonne University (615 publications)

University of Pittsburgh (605 publications)

Top-3 researchers by h-index

Most cited in 5 years

Found

Publication title

Publisher

Journal

Countries

Found

Since 1928

Total publications

61967

Total citations

1149306

Citations per publication

18.55

Average publications per year

625.93

Average authors per publication

29.17

h-index

286

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.

https://www.pnas.org/doi/full/10.1073/pnas.0507655102

Top-30

Fields of science

	1000 2000 3000 4000 5000 6000 7000 8000 9000
General Medicine	General Medicine, 8711, 14.06% General Medicine 8711 publications, 14.06%
Biochemistry	Biochemistry, 4105, 6.62% Biochemistry 4105 publications, 6.62%
Molecular Biology	Molecular Biology, 3434, 5.54% Molecular Biology 3434 publications, 5.54%
Cell Biology	Cell Biology, 2685, 4.33% Cell Biology 2685 publications, 4.33%
Condensed Matter Physics	Condensed Matter Physics, 2662, 4.3% Condensed Matter Physics 2662 publications, 4.3%
Oncology	Oncology, 2242, 3.62% Oncology 2242 publications, 3.62%
General Chemistry	General Chemistry, 2114, 3.41% General Chemistry 2114 publications, 3.41%
Organic Chemistry	Organic Chemistry, 2063, 3.33% Organic Chemistry 2063 publications, 3.33%
Cancer Research	Cancer Research, 1952, 3.15% Cancer Research 1952 publications, 3.15%
General Physics and Astronomy	General Physics and Astronomy, 1932, 3.12% General Physics and Astronomy 1932 publications, 3.12%
Neurology (clinical)	Neurology (clinical), 1869, 3.02% Neurology (clinical) 1869 publications, 3.02%
Surgery	Surgery, 1764, 2.85% Surgery 1764 publications, 2.85%
Genetics	Genetics, 1721, 2.78% Genetics 1721 publications, 2.78%
Plant Science	Plant Science, 1675, 2.7% Plant Science 1675 publications, 2.7%
Electronic, Optical and Magnetic Materials	Electronic, Optical and Magnetic Materials, 1601, 2.58% Electronic, Optical and Magnetic Materials 1601 publications, 2.58%
Cardiology and Cardiovascular Medicine	Cardiology and Cardiovascular Medicine, 1545, 2.49% Cardiology and Cardiovascular Medicine 1545 publications, 2.49%
Physiology	Physiology, 1444, 2.33% Physiology 1444 publications, 2.33%
General Materials Science	General Materials Science, 1429, 2.31% General Materials Science 1429 publications, 2.31%
Electrical and Electronic Engineering	Electrical and Electronic Engineering, 1410, 2.28% Electrical and Electronic Engineering 1410 publications, 2.28%
Pharmacology	Pharmacology, 1367, 2.21% Pharmacology 1367 publications, 2.21%
Physical and Theoretical Chemistry	Physical and Theoretical Chemistry, 1358, 2.19% Physical and Theoretical Chemistry 1358 publications, 2.19%
Materials Chemistry	Materials Chemistry, 1350, 2.18% Materials Chemistry 1350 publications, 2.18%
Immunology	Immunology, 1254, 2.02% Immunology 1254 publications, 2.02%
Mechanical Engineering	Mechanical Engineering, 1171, 1.89% Mechanical Engineering 1171 publications, 1.89%
General Neuroscience	General Neuroscience, 1164, 1.88% General Neuroscience 1164 publications, 1.88%
Analytical Chemistry	Analytical Chemistry, 1146, 1.85% Analytical Chemistry 1146 publications, 1.85%
Multidisciplinary	Multidisciplinary, 1140, 1.84% Multidisciplinary 1140 publications, 1.84%
Mechanics of Materials	Mechanics of Materials, 1041, 1.68% Mechanics of Materials 1041 publications, 1.68%
Biotechnology	Biotechnology, 1035, 1.67% Biotechnology 1035 publications, 1.67%
Gastroenterology	Gastroenterology, 987, 1.59% Gastroenterology 987 publications, 1.59%
	1000 2000 3000 4000 5000 6000 7000 8000 9000

Journals

	1000 2000 3000 4000 5000 6000
Okayama Igakkai Zasshi (Journal of Okayama Medical Association)	Okayama Igakkai Zasshi (Journal of Okayama Medical Association), 5501, 8.88% Okayama Igakkai Zasshi (Journal of Okayama Medical Association) 5501 publications, 8.88%
The Proceedings of Conference of Chugoku-Shikoku Branch	The Proceedings of Conference of Chugoku-Shikoku Branch, 695, 1.12% The Proceedings of Conference of Chugoku-Shikoku Branch 695 publications, 1.12%
Journal of the Physical Society of Japan	Journal of the Physical Society of Japan, 660, 1.07% Journal of the Physical Society of Japan 660 publications, 1.07%
The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec)	The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec), 560, 0.9% The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 560 publications, 0.9%
Scientific Reports	Scientific Reports, 484, 0.78% Scientific Reports 484 publications, 0.78%
Physical Review B	Physical Review B, 378, 0.61% Physical Review B 378 publications, 0.61%
Internal Medicine	Internal Medicine, 368, 0.59% Internal Medicine 368 publications, 0.59%
PLoS ONE	PLoS ONE, 360, 0.58% PLoS ONE 360 publications, 0.58%
Cancer Research	Cancer Research, 351, 0.57% Cancer Research 351 publications, 0.57%
Biochemical and Biophysical Research Communications	Biochemical and Biophysical Research Communications, 322, 0.52% Biochemical and Biophysical Research Communications 322 publications, 0.52%
Brain Research	Brain Research, 300, 0.48% Brain Research 300 publications, 0.48%
Bioscience, Biotechnology and Biochemistry	Bioscience, Biotechnology and Biochemistry, 280, 0.45% Bioscience, Biotechnology and Biochemistry 280 publications, 0.45%
European Physical Journal C	European Physical Journal C, 256, 0.41% European Physical Journal C 256 publications, 0.41%
Gastroenterologia Japonica	Gastroenterologia Japonica, 244, 0.39% Gastroenterologia Japonica 244 publications, 0.39%
Plant and Cell Physiology	Plant and Cell Physiology, 236, 0.38% Plant and Cell Physiology 236 publications, 0.38%
Journal of High Energy Physics	Journal of High Energy Physics, 235, 0.38% Journal of High Energy Physics 235 publications, 0.38%
Tetrahedron Letters	Tetrahedron Letters, 235, 0.38% Tetrahedron Letters 235 publications, 0.38%
Lecture Notes in Computer Science	Lecture Notes in Computer Science, 222, 0.36% Lecture Notes in Computer Science 222 publications, 0.36%
Biological and Pharmaceutical Bulletin	Biological and Pharmaceutical Bulletin, 218, 0.35% Biological and Pharmaceutical Bulletin 218 publications, 0.35%
Chemical and Pharmaceutical Bulletin	Chemical and Pharmaceutical Bulletin, 213, 0.34% Chemical and Pharmaceutical Bulletin 213 publications, 0.34%
IEEE Transactions on Magnetics	IEEE Transactions on Magnetics, 210, 0.34% IEEE Transactions on Magnetics 210 publications, 0.34%
International Journal of Molecular Sciences	International Journal of Molecular Sciences, 209, 0.34% International Journal of Molecular Sciences 209 publications, 0.34%
Psychiatry and Clinical Neurosciences	Psychiatry and Clinical Neurosciences, 203, 0.33% Psychiatry and Clinical Neurosciences 203 publications, 0.33%
Japanese Journal of Applied Physics, Part 1: Regular Papers & Short Notes	Japanese Journal of Applied Physics, Part 1: Regular Papers & Short Notes, 195, 0.31% Japanese Journal of Applied Physics, Part 1: Regular Papers & Short Notes 195 publications, 0.31%
Blood	Blood, 188, 0.3% Blood 188 publications, 0.3%
Bunseki Kagaku	Bunseki Kagaku, 181, 0.29% Bunseki Kagaku 181 publications, 0.29%
Pathology International	Pathology International, 175, 0.28% Pathology International 175 publications, 0.28%
Neurologia Medico-Chirurgica	Neurologia Medico-Chirurgica, 173, 0.28% Neurologia Medico-Chirurgica 173 publications, 0.28%
Journal of Biological Chemistry	Journal of Biological Chemistry, 160, 0.26% Journal of Biological Chemistry 160 publications, 0.26%
Journal of the Ceramic Society of Japan	Journal of the Ceramic Society of Japan, 159, 0.26% Journal of the Ceramic Society of Japan 159 publications, 0.26%
	1000 2000 3000 4000 5000 6000

Publishers

	2000 4000 6000 8000 10000 12000 14000
Elsevier	Elsevier, 12192, 19.67% Elsevier 12192 publications, 19.67%
Springer Nature	Springer Nature, 8621, 13.91% Springer Nature 8621 publications, 13.91%
Wiley	Wiley, 6176, 9.97% Wiley 6176 publications, 9.97%
Okayama Medical Association	Okayama Medical Association, 5501, 8.88% Okayama Medical Association 5501 publications, 8.88%
Japan Society of Mechanical Engineers	Japan Society of Mechanical Engineers, 2401, 3.87% Japan Society of Mechanical Engineers 2401 publications, 3.87%
Oxford University Press	Oxford University Press, 2039, 3.29% Oxford University Press 2039 publications, 3.29%
Taylor & Francis	Taylor & Francis, 1322, 2.13% Taylor & Francis 1322 publications, 2.13%
American Chemical Society (ACS)	American Chemical Society (ACS), 1110, 1.79% American Chemical Society (ACS) 1110 publications, 1.79%
MDPI	MDPI, 1093, 1.76% MDPI 1093 publications, 1.76%
SAGE	SAGE, 811, 1.31% SAGE 811 publications, 1.31%
Ovid Technologies (Wolters Kluwer Health)	Ovid Technologies (Wolters Kluwer Health), 722, 1.17% Ovid Technologies (Wolters Kluwer Health) 722 publications, 1.17%
American Physical Society (APS)	American Physical Society (APS), 678, 1.09% American Physical Society (APS) 678 publications, 1.09%
Physical Society of Japan	Physical Society of Japan, 665, 1.07% Physical Society of Japan 665 publications, 1.07%
Institute of Electrical and Electronics Engineers (IEEE)	Institute of Electrical and Electronics Engineers (IEEE), 617, 1% Institute of Electrical and Electronics Engineers (IEEE) 617 publications, 1%
Pharmaceutical Society of Japan	Pharmaceutical Society of Japan, 581, 0.94% Pharmaceutical Society of Japan 581 publications, 0.94%
Royal Society of Chemistry (RSC)	Royal Society of Chemistry (RSC), 526, 0.85% Royal Society of Chemistry (RSC) 526 publications, 0.85%
Japanese Society of Internal Medicine	Japanese Society of Internal Medicine, 496, 0.8% Japanese Society of Internal Medicine 496 publications, 0.8%
IOP Publishing	IOP Publishing, 455, 0.73% IOP Publishing 455 publications, 0.73%
American Association for Cancer Research (AACR)	American Association for Cancer Research (AACR), 425, 0.69% American Association for Cancer Research (AACR) 425 publications, 0.69%
S. Karger AG	S. Karger AG, 405, 0.65% S. Karger AG 405 publications, 0.65%
Public Library of Science (PLoS)	Public Library of Science (PLoS), 388, 0.63% Public Library of Science (PLoS) 388 publications, 0.63%
AIP Publishing	AIP Publishing, 352, 0.57% AIP Publishing 352 publications, 0.57%
Japan Society for Analytical Chemistry	Japan Society for Analytical Chemistry, 313, 0.51% Japan Society for Analytical Chemistry 313 publications, 0.51%
Institute of Electrical Engineers of Japan (IEE Japan)	Institute of Electrical Engineers of Japan (IEE Japan), 296, 0.48% Institute of Electrical Engineers of Japan (IEE Japan) 296 publications, 0.48%
Trans Tech Publications	Trans Tech Publications, 289, 0.47% Trans Tech Publications 289 publications, 0.47%
American Society for Microbiology	American Society for Microbiology, 276, 0.45% American Society for Microbiology 276 publications, 0.45%
Frontiers Media S.A.	Frontiers Media S.A., 276, 0.45% Frontiers Media S.A. 276 publications, 0.45%
Spandidos Publications	Spandidos Publications, 257, 0.41% Spandidos Publications 257 publications, 0.41%
Ceramic Society of Japan	Ceramic Society of Japan, 201, 0.32% Ceramic Society of Japan 201 publications, 0.32%
Japanese Society for Horticultural Science	Japanese Society for Horticultural Science, 200, 0.32% Japanese Society for Horticultural Science 200 publications, 0.32%
	2000 4000 6000 8000 10000 12000 14000

With other organizations

	500 1000 1500 2000 2500 3000 3500
University of Tokyo	University of Tokyo, 3010, 4.86% University of Tokyo 3010 publications, 4.86%
Kyoto University	Kyoto University, 2946, 4.75% Kyoto University 2946 publications, 4.75%
Osaka University	Osaka University, 2589, 4.18% Osaka University 2589 publications, 4.18%
Okayama University Hospital	Okayama University Hospital, 2186, 3.53% Okayama University Hospital 2186 publications, 3.53%
Nagoya University	Nagoya University, 2047, 3.3% Nagoya University 2047 publications, 3.3%
Kyushu University	Kyushu University, 1756, 2.83% Kyushu University 1756 publications, 2.83%
Tohoku University	Tohoku University, 1606, 2.59% Tohoku University 1606 publications, 2.59%
University of Tsukuba	University of Tsukuba, 1348, 2.18% University of Tsukuba 1348 publications, 2.18%
Kobe University	Kobe University, 1297, 2.09% Kobe University 1297 publications, 2.09%
Hokkaido University	Hokkaido University, 1249, 2.02% Hokkaido University 1249 publications, 2.02%
Hiroshima University	Hiroshima University, 1122, 1.81% Hiroshima University 1122 publications, 1.81%
Tokyo Institute of Technology	Tokyo Institute of Technology, 1000, 1.61% Tokyo Institute of Technology 1000 publications, 1.61%
Shinshu University	Shinshu University, 945, 1.53% Shinshu University 945 publications, 1.53%
Kawasaki Medical School	Kawasaki Medical School, 913, 1.47% Kawasaki Medical School 913 publications, 1.47%
RIKEN-Institute of Physical and Chemical Research	RIKEN-Institute of Physical and Chemical Research, 892, 1.44% RIKEN-Institute of Physical and Chemical Research 892 publications, 1.44%
Harvard University	Harvard University, 792, 1.28% Harvard University 792 publications, 1.28%
Osaka Metropolitan University	Osaka Metropolitan University, 766, 1.24% Osaka Metropolitan University 766 publications, 1.24%
High Energy Accelerator Research Organization	High Energy Accelerator Research Organization, 742, 1.2% High Energy Accelerator Research Organization 742 publications, 1.2%
Keio University	Keio University, 725, 1.17% Keio University 725 publications, 1.17%
Waseda University	Waseda University, 708, 1.14% Waseda University 708 publications, 1.14%
Okayama University of Science	Okayama University of Science, 694, 1.12% Okayama University of Science 694 publications, 1.12%
Tokyo Metropolitan University	Tokyo Metropolitan University, 690, 1.11% Tokyo Metropolitan University 690 publications, 1.11%
Niigata University	Niigata University, 649, 1.05% Niigata University 649 publications, 1.05%
Sorbonne University	Sorbonne University, 615, 0.99% Sorbonne University 615 publications, 0.99%
University of Pittsburgh	University of Pittsburgh, 605, 0.98% University of Pittsburgh 605 publications, 0.98%
Sapienza University of Rome	Sapienza University of Rome, 599, 0.97% Sapienza University of Rome 599 publications, 0.97%
University of Oxford	University of Oxford, 598, 0.97% University of Oxford 598 publications, 0.97%
Tokyo Medical and Dental University	Tokyo Medical and Dental University, 590, 0.95% Tokyo Medical and Dental University 590 publications, 0.95%
Charles University	Charles University, 585, 0.94% Charles University 585 publications, 0.94%
University of Toronto	University of Toronto, 579, 0.93% University of Toronto 579 publications, 0.93%
	500 1000 1500 2000 2500 3000 3500

With foreign organizations

	100 200 300 400 500 600 700 800
Harvard University	Harvard University, 792, 1.28% Harvard University 792 publications, 1.28%
Sorbonne University	Sorbonne University, 615, 0.99% Sorbonne University 615 publications, 0.99%
University of Pittsburgh	University of Pittsburgh, 605, 0.98% University of Pittsburgh 605 publications, 0.98%
Sapienza University of Rome	Sapienza University of Rome, 599, 0.97% Sapienza University of Rome 599 publications, 0.97%
University of Oxford	University of Oxford, 598, 0.97% University of Oxford 598 publications, 0.97%
Charles University	Charles University, 585, 0.94% Charles University 585 publications, 0.94%
University of Toronto	University of Toronto, 579, 0.93% University of Toronto 579 publications, 0.93%
University of Pennsylvania	University of Pennsylvania, 576, 0.93% University of Pennsylvania 576 publications, 0.93%
University of Washington	University of Washington, 570, 0.92% University of Washington 570 publications, 0.92%
Université de Montréal	Université de Montréal, 568, 0.92% Université de Montréal 568 publications, 0.92%
University of Michigan	University of Michigan, 567, 0.92% University of Michigan 567 publications, 0.92%
University of Chicago	University of Chicago, 564, 0.91% University of Chicago 564 publications, 0.91%
University of British Columbia	University of British Columbia, 564, 0.91% University of British Columbia 564 publications, 0.91%
Lawrence Berkeley National Laboratory	Lawrence Berkeley National Laboratory, 553, 0.89% Lawrence Berkeley National Laboratory 553 publications, 0.89%
University of Wisconsin–Madison	University of Wisconsin–Madison, 552, 0.89% University of Wisconsin–Madison 552 publications, 0.89%
National Institute for Nuclear Physics	National Institute for Nuclear Physics, 551, 0.89% National Institute for Nuclear Physics 551 publications, 0.89%
University of California, Berkeley	University of California, Berkeley, 547, 0.88% University of California, Berkeley 547 publications, 0.88%
University of São Paulo	University of São Paulo, 547, 0.88% University of São Paulo 547 publications, 0.88%
University College London	University College London, 545, 0.88% University College London 545 publications, 0.88%
Boston University	Boston University, 545, 0.88% Boston University 545 publications, 0.88%
Duke University	Duke University, 544, 0.88% Duke University 544 publications, 0.88%
Julius Maximilian University of Würzburg	Julius Maximilian University of Würzburg, 543, 0.88% Julius Maximilian University of Würzburg 543 publications, 0.88%
Yale University	Yale University, 542, 0.87% Yale University 542 publications, 0.87%
University of Glasgow	University of Glasgow, 541, 0.87% University of Glasgow 541 publications, 0.87%
University of Melbourne	University of Melbourne, 540, 0.87% University of Melbourne 540 publications, 0.87%
University of California, Irvine	University of California, Irvine, 538, 0.87% University of California, Irvine 538 publications, 0.87%
University of Copenhagen	University of Copenhagen, 534, 0.86% University of Copenhagen 534 publications, 0.86%
University of Alberta	University of Alberta, 533, 0.86% University of Alberta 533 publications, 0.86%
University of Liverpool	University of Liverpool, 532, 0.86% University of Liverpool 532 publications, 0.86%
Ohio State University	Ohio State University, 531, 0.86% Ohio State University 531 publications, 0.86%
	100 200 300 400 500 600 700 800

With other countries

	500 1000 1500 2000 2500 3000 3500 4000 4500
USA	USA, 4281, 6.91% USA 4281 publications, 6.91%
China	China, 2485, 4.01% China 2485 publications, 4.01%
Germany	Germany, 1516, 2.45% Germany 1516 publications, 2.45%
United Kingdom	United Kingdom, 1245, 2.01% United Kingdom 1245 publications, 2.01%
France	France, 1088, 1.76% France 1088 publications, 1.76%
Canada	Canada, 1063, 1.72% Canada 1063 publications, 1.72%
Italy	Italy, 985, 1.59% Italy 985 publications, 1.59%
Australia	Australia, 929, 1.5% Australia 929 publications, 1.5%
Russia	Russia, 808, 1.3% Russia 808 publications, 1.3%
Switzerland	Switzerland, 776, 1.25% Switzerland 776 publications, 1.25%
Poland	Poland, 764, 1.23% Poland 764 publications, 1.23%
Spain	Spain, 705, 1.14% Spain 705 publications, 1.14%
Netherlands	Netherlands, 690, 1.11% Netherlands 690 publications, 1.11%
Austria	Austria, 671, 1.08% Austria 671 publications, 1.08%
Czech Republic	Czech Republic, 656, 1.06% Czech Republic 656 publications, 1.06%
Sweden	Sweden, 653, 1.05% Sweden 653 publications, 1.05%
Turkey	Turkey, 607, 0.98% Turkey 607 publications, 0.98%
Brazil	Brazil, 602, 0.97% Brazil 602 publications, 0.97%
Denmark	Denmark, 592, 0.96% Denmark 592 publications, 0.96%
Israel	Israel, 589, 0.95% Israel 589 publications, 0.95%
Norway	Norway, 550, 0.89% Norway 550 publications, 0.89%
Greece	Greece, 538, 0.87% Greece 538 publications, 0.87%
Argentina	Argentina, 533, 0.86% Argentina 533 publications, 0.86%
South Africa	South Africa, 528, 0.85% South Africa 528 publications, 0.85%
Portugal	Portugal, 525, 0.85% Portugal 525 publications, 0.85%
Romania	Romania, 518, 0.84% Romania 518 publications, 0.84%
Chile	Chile, 515, 0.83% Chile 515 publications, 0.83%
Slovakia	Slovakia, 504, 0.81% Slovakia 504 publications, 0.81%
Slovenia	Slovenia, 502, 0.81% Slovenia 502 publications, 0.81%
	500 1000 1500 2000 2500 3000 3500 4000 4500

We do not take into account publications without a DOI.
Statistics recalculated daily.
Publications published earlier than 1928 are ignored in the statistics.
The horizontal charts show the 30 top positions.
Journals quartiles values are relevant at the moment.

Science degree

Academy membership

Research interests

Skills