Sofia University "St. Kliment Ohridski"

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Sofia University "St. Kliment Ohridski"
Short name
SU
Country, city
Bulgaria, Sofia
Publications
14 868
Citations
234 683
h-index
151

Most cited in 5 years

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Found 

Since 1921

Total publications
14868
Total citations
234683
Citations per publication
15.78
Average publications per year
141.6
Average authors per publication
129.55
h-index
151
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

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Condensed Matter Physics, 1889, 12.71%
Condensed Matter Physics
1889 publications, 12.71%
General Physics and Astronomy, 1146, 7.71%
General Physics and Astronomy
1146 publications, 7.71%
Physical and Theoretical Chemistry, 1105, 7.43%
Physical and Theoretical Chemistry
1105 publications, 7.43%
Electronic, Optical and Magnetic Materials, 1055, 7.1%
Electronic, Optical and Magnetic Materials
1055 publications, 7.1%
Nuclear and High Energy Physics, 984, 6.62%
Nuclear and High Energy Physics
984 publications, 6.62%
General Medicine, 952, 6.4%
General Medicine
952 publications, 6.4%
General Chemistry, 945, 6.36%
General Chemistry
945 publications, 6.36%
Materials Chemistry, 890, 5.99%
Materials Chemistry
890 publications, 5.99%
General Materials Science, 852, 5.73%
General Materials Science
852 publications, 5.73%
Atomic and Molecular Physics, and Optics, 830, 5.58%
Atomic and Molecular Physics, and Optics
830 publications, 5.58%
Organic Chemistry, 708, 4.76%
Organic Chemistry
708 publications, 4.76%
Analytical Chemistry, 670, 4.51%
Analytical Chemistry
670 publications, 4.51%
Spectroscopy, 590, 3.97%
Spectroscopy
590 publications, 3.97%
Biochemistry, 577, 3.88%
Biochemistry
577 publications, 3.88%
Biotechnology, 533, 3.58%
Biotechnology
533 publications, 3.58%
Colloid and Surface Chemistry, 523, 3.52%
Colloid and Surface Chemistry
523 publications, 3.52%
Surfaces, Coatings and Films, 519, 3.49%
Surfaces, Coatings and Films
519 publications, 3.49%
Electrical and Electronic Engineering, 441, 2.97%
Electrical and Electronic Engineering
441 publications, 2.97%
Inorganic Chemistry, 433, 2.91%
Inorganic Chemistry
433 publications, 2.91%
Instrumentation, 432, 2.91%
Instrumentation
432 publications, 2.91%
Physics and Astronomy (miscellaneous), 410, 2.76%
Physics and Astronomy (miscellaneous)
410 publications, 2.76%
Applied Mathematics, 372, 2.5%
Applied Mathematics
372 publications, 2.5%
Polymers and Plastics, 370, 2.49%
Polymers and Plastics
370 publications, 2.49%
Surfaces and Interfaces, 357, 2.4%
Surfaces and Interfaces
357 publications, 2.4%
General Chemical Engineering, 349, 2.35%
General Chemical Engineering
349 publications, 2.35%
General Mathematics, 308, 2.07%
General Mathematics
308 publications, 2.07%
General Engineering, 306, 2.06%
General Engineering
306 publications, 2.06%
Mechanical Engineering, 295, 1.98%
Mechanical Engineering
295 publications, 1.98%
Engineering (miscellaneous), 291, 1.96%
Engineering (miscellaneous)
291 publications, 1.96%
Mechanics of Materials, 289, 1.94%
Mechanics of Materials
289 publications, 1.94%
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Journals

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Journal of High Energy Physics
575 publications, 3.87%
Biotechnology and Biotechnological Equipment
349 publications, 2.35%
European Physical Journal C
288 publications, 1.94%
Journal of Physics: Conference Series
280 publications, 1.88%
Lecture Notes in Computer Science
192 publications, 1.29%
Colloids and Surfaces A: Physicochemical and Engineering Aspects
170 publications, 1.14%
Proceedings of SPIE - The International Society for Optical Engineering
166 publications, 1.12%
Physical Review A
157 publications, 1.06%
Physical Review D
151 publications, 1.02%
Physica Status Solidi (B): Basic Research
146 publications, 0.98%
Physical Review B
146 publications, 0.98%
Journal of Molecular Structure
127 publications, 0.85%
Journal of Colloid and Interface Science
127 publications, 0.85%
phys stat sol (a)
107 publications, 0.72%
Optics Communications
97 publications, 0.65%
Crystal Research and Technology
96 publications, 0.65%
Molecules
95 publications, 0.64%
Physical Review C
94 publications, 0.63%
AIP Conference Proceedings
78 publications, 0.52%
Physical Review Letters
76 publications, 0.51%
Colloid and Polymer Science
75 publications, 0.5%
Journal of Applied Physics
74 publications, 0.5%
Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment
73 publications, 0.49%
Langmuir
71 publications, 0.48%
Physics Letters, Section A: General, Atomic and Solid State Physics
65 publications, 0.44%
Journal of Physics Condensed Matter
65 publications, 0.44%
Dyes and Pigments
65 publications, 0.44%
Journal of Alloys and Compounds
64 publications, 0.43%
Journal of Instrumentation
64 publications, 0.43%
Journal of Magnetism and Magnetic Materials
63 publications, 0.42%
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Publishers

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Elsevier
3676 publications, 24.72%
Springer Nature
3420 publications, 23%
Wiley
1102 publications, 7.41%
Taylor & Francis
938 publications, 6.31%
MDPI
847 publications, 5.7%
IOP Publishing
823 publications, 5.54%
American Physical Society (APS)
658 publications, 4.43%
AIP Publishing
300 publications, 2.02%
American Chemical Society (ACS)
298 publications, 2%
Walter de Gruyter
288 publications, 1.94%
Oxford University Press
192 publications, 1.29%
SPIE-Intl Soc Optical Eng
168 publications, 1.13%
Royal Society of Chemistry (RSC)
151 publications, 1.02%
Cambridge University Press
139 publications, 0.93%
Optica Publishing Group
137 publications, 0.92%
EDP Sciences
132 publications, 0.89%
SAGE
113 publications, 0.76%
Pleiades Publishing
113 publications, 0.76%
World Scientific
101 publications, 0.68%
Institute of Electrical and Electronics Engineers (IEEE)
86 publications, 0.58%
BMJ
61 publications, 0.41%
Hindawi Limited
60 publications, 0.4%
Social Science Electronic Publishing
56 publications, 0.38%
Frontiers Media S.A.
43 publications, 0.29%
Pensoft Publishers
40 publications, 0.27%
IGI Global
33 publications, 0.22%
IOS Press
31 publications, 0.21%
American Mathematical Society
30 publications, 0.2%
Trans Tech Publications
28 publications, 0.19%
Baishideng Publishing Group
28 publications, 0.19%
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With other organizations

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National Institute for Nuclear Physics
1020 publications, 6.86%
Institute for Nuclear Research and Nuclear Energy, Bulgarian Academy of Sciences
1011 publications, 6.8%
European Organization for Nuclear Research
924 publications, 6.21%
National Laboratory of Frascati
896 publications, 6.03%
National and Kapodistrian University of Athens
878 publications, 5.91%
University of Pavia
863 publications, 5.8%
University of Belgrade
853 publications, 5.74%
Hamburg University
850 publications, 5.72%
Sapienza University of Rome
822 publications, 5.53%
Ohio State University
819 publications, 5.51%
Charles University
810 publications, 5.45%
University of Warsaw
804 publications, 5.41%
Joint Institute for Nuclear Research
802 publications, 5.39%
University of Bologna
793 publications, 5.33%
Universidad Autónoma de Madrid
787 publications, 5.29%
Benemérita Universidad Autónoma de Puebla
787 publications, 5.29%
University of Naples Federico II
786 publications, 5.29%
Sungkyunkwan University
785 publications, 5.28%
University of Strasbourg
782 publications, 5.26%
Panjab University
776 publications, 5.22%
Peking University
772 publications, 5.19%
University of Tennessee
767 publications, 5.16%
Boğaziçi University
764 publications, 5.14%
Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional
763 publications, 5.13%
Deutsches Elektronen-Synchrotron
762 publications, 5.13%
University of Eastern Piedmont Amadeo Avogadro
761 publications, 5.12%
University of Colorado Boulder
761 publications, 5.12%
ETH Zurich
760 publications, 5.11%
University of Pisa
760 publications, 5.11%
University of Split
759 publications, 5.1%
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1000
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With foreign organizations

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National Institute for Nuclear Physics
1020 publications, 6.86%
European Organization for Nuclear Research
924 publications, 6.21%
National Laboratory of Frascati
896 publications, 6.03%
National and Kapodistrian University of Athens
878 publications, 5.91%
University of Pavia
863 publications, 5.8%
University of Belgrade
853 publications, 5.74%
Hamburg University
850 publications, 5.72%
Sapienza University of Rome
822 publications, 5.53%
Ohio State University
819 publications, 5.51%
Charles University
810 publications, 5.45%
University of Warsaw
804 publications, 5.41%
Joint Institute for Nuclear Research
802 publications, 5.39%
University of Bologna
793 publications, 5.33%
Universidad Autónoma de Madrid
787 publications, 5.29%
Benemérita Universidad Autónoma de Puebla
787 publications, 5.29%
University of Naples Federico II
786 publications, 5.29%
Sungkyunkwan University
785 publications, 5.28%
University of Strasbourg
782 publications, 5.26%
Panjab University
776 publications, 5.22%
Peking University
772 publications, 5.19%
University of Tennessee
767 publications, 5.16%
Boğaziçi University
764 publications, 5.14%
Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional
763 publications, 5.13%
Deutsches Elektronen-Synchrotron
762 publications, 5.13%
University of Eastern Piedmont Amadeo Avogadro
761 publications, 5.12%
University of Colorado Boulder
761 publications, 5.12%
ETH Zurich
760 publications, 5.11%
University of Pisa
760 publications, 5.11%
University of Split
759 publications, 5.1%
Polytechnic University of Bari
758 publications, 5.1%
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With other countries

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Germany, 2689, 18.09%
Germany
2689 publications, 18.09%
USA, 1989, 13.38%
USA
1989 publications, 13.38%
France, 1582, 10.64%
France
1582 publications, 10.64%
United Kingdom, 1531, 10.3%
United Kingdom
1531 publications, 10.3%
Italy, 1446, 9.73%
Italy
1446 publications, 9.73%
Spain, 1317, 8.86%
Spain
1317 publications, 8.86%
Poland, 1297, 8.72%
Poland
1297 publications, 8.72%
Russia, 1229, 8.27%
Russia
1229 publications, 8.27%
Switzerland, 1185, 7.97%
Switzerland
1185 publications, 7.97%
Belgium, 1069, 7.19%
Belgium
1069 publications, 7.19%
Greece, 1059, 7.12%
Greece
1059 publications, 7.12%
China, 1055, 7.1%
China
1055 publications, 7.1%
Austria, 1024, 6.89%
Austria
1024 publications, 6.89%
Hungary, 981, 6.6%
Hungary
981 publications, 6.6%
Czech Republic, 975, 6.56%
Czech Republic
975 publications, 6.56%
Turkey, 970, 6.52%
Turkey
970 publications, 6.52%
India, 938, 6.31%
India
938 publications, 6.31%
Brazil, 930, 6.26%
Brazil
930 publications, 6.26%
Mexico, 863, 5.8%
Mexico
863 publications, 5.8%
Croatia, 858, 5.77%
Croatia
858 publications, 5.77%
Portugal, 855, 5.75%
Portugal
855 publications, 5.75%
Republic of Korea, 850, 5.72%
Republic of Korea
850 publications, 5.72%
Ukraine, 840, 5.65%
Ukraine
840 publications, 5.65%
Finland, 835, 5.62%
Finland
835 publications, 5.62%
Serbia, 829, 5.58%
Serbia
829 publications, 5.58%
Pakistan, 794, 5.34%
Pakistan
794 publications, 5.34%
Georgia, 763, 5.13%
Georgia
763 publications, 5.13%
Colombia, 745, 5.01%
Colombia
745 publications, 5.01%
Egypt, 737, 4.96%
Egypt
737 publications, 4.96%
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  • We do not take into account publications without a DOI.
  • Statistics recalculated daily.
  • Publications published earlier than 1921 are ignored in the statistics.
  • The horizontal charts show the 30 top positions.
  • Journals quartiles values are relevant at the moment.
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