Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field rankings in world, region, country, and university are in Beta version and are subject to real-time updates, since the subject field “Others” (1,121,299 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded. These rankings will dynamically evolve in real time as the “Others” profiles are revised and classified. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Total H Index Rankings

Rankings

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385,936
World Rank
Bulgaria
211
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
1
University
Ranking Based On Selection:
1
Natural Sciences / Physics
Optical Physics | Material science | Thin films Optics | Photonics | Holograph

H-Index Metrics

  • H-Index
    24
  • i10 Index
    49
  • Citation Counts
    1,668
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* Total H Index Rankings

Rankings

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527,828
World Rank
Bulgaria
340
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
2
University
Ranking Based On Selection:
2
Natural Sciences / Molecular Biology & Genetics
Molecular design | Computational chemistry | Computational biochemistry | Molecular structure | Functional molecule

H-Index Metrics

  • H-Index
    19
  • i10 Index
    37
  • Citation Counts
    1,122
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* Total H Index Rankings

Rankings

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528,398
World Rank
Bulgaria
341
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
3
University
Ranking Based On Selection:
3
Others
polarization | holography | anisotropy | azo-polymer

H-Index Metrics

  • H-Index
    19
  • i10 Index
    32
  • Citation Counts
    964
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* Total H Index Rankings

Rankings

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556,641
World Rank
Bulgaria
376
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
4
University
Ranking Based On Selection:
4
* Total H Index Rankings

Rankings

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561,111
World Rank
Bulgaria
382
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
5
University
Ranking Based On Selection:
5
Engineering & Technology / Metallurgical & Materials Engineering
single crystals | 2D materials | TCOs | crystalline silicon solar cells | phase change optical recordin

H-Index Metrics

  • H-Index
    18
  • i10 Index
    34
  • Citation Counts
    1,136
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* Total H Index Rankings

Rankings

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652,724
World Rank
Bulgaria
530
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
6
University
Ranking Based On Selection:
6
Engineering & Technology / Electrical & Electronic Engineering
chalcogenide glasses | thin films | optics | ellipsometry | photonic

H-Index Metrics

  • H-Index
    16
  • i10 Index
    28
  • Citation Counts
    784
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* Total H Index Rankings

Rankings

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806,505
World Rank
Bulgaria
802
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
7
University
Ranking Based On Selection:
7
* Total H Index Rankings

Rankings

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912,163
World Rank
Bulgaria
1,007
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
8
University
Ranking Based On Selection:
8
Others
Transmission Electron Microscopy | SAED | thin films | semiconductors | solar cell

H-Index Metrics

  • H-Index
    11
  • i10 Index
    13
  • Citation Counts
    450
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* Total H Index Rankings

Rankings

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946,074
World Rank
Bulgaria
1,107
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
9
University
Ranking Based On Selection:
9
* Total H Index Rankings

Rankings

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997,297
World Rank
Bulgaria
1,177
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
10
University
Ranking Based On Selection:
10
* Total H Index Rankings

Rankings

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1,022,876
World Rank
Bulgaria
1,264
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
11
University
Ranking Based On Selection:
11
* Total H Index Rankings

Rankings

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1,028,075
World Rank
Bulgaria
1,298
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
12
University
Ranking Based On Selection:
12
Others
процеси при взаимодействие на матаерията със светлин�

H-Index Metrics

  • H-Index
    10
  • i10 Index
    11
  • Citation Counts
    322
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* Total H Index Rankings

Rankings

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1,101,139
World Rank
Bulgaria
1,456
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
13
University
Ranking Based On Selection:
13
* Total H Index Rankings

Rankings

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1,303,480
World Rank
Bulgaria
2,004
Country Rank
Institute of Optical Materials and Technologies, Bulgarian Academy of Sciences Logo
14
University
Ranking Based On Selection:
14