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” (1,121,296 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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260,049
World Rank
Iran
3,110
Country Rank
National Iranian Petrochemical Company Logo
1
University
Ranking Based On Selection:
1
Engineering & Technology / Chemical Engineering
Heterogeneous Catalysis | Catalyst | Zeolit

H-Index Metrics

  • H-Index
    30
  • i10 Index
    42
  • Citation Counts
    2,892
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* Total H Index Rankings

Rankings

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314,770
World Rank
Iran
4,140
Country Rank
National Iranian Petrochemical Company Logo
2
University
Ranking Based On Selection:
2
Engineering & Technology / Computer Science
Digital Twins | Process Design and Optimization | AI/Machine Learning | Data analytics | Membrane S

H-Index Metrics

  • H-Index
    27
  • i10 Index
    53
  • Citation Counts
    2,291
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* Total H Index Rankings

Rankings

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333,095
World Rank
Iran
4,552
Country Rank
National Iranian Petrochemical Company Logo
3
University
Ranking Based On Selection:
3
Others
Membrane Separation Processes | Catalysis | Environmen

H-Index Metrics

  • H-Index
    26
  • i10 Index
    40
  • Citation Counts
    3,415
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* Total H Index Rankings

Rankings

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349,337
World Rank
Iran
4,859
Country Rank
National Iranian Petrochemical Company Logo
4
University
Ranking Based On Selection:
4
Others
Polymer Engineerin

H-Index Metrics

  • H-Index
    25
  • i10 Index
    36
  • Citation Counts
    4,692
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* Total H Index Rankings

Rankings

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1,379,537
World Rank
Iran
26,613
Country Rank
National Iranian Petrochemical Company Logo
5
University
Ranking Based On Selection:
5
Others
gas conversion technology | olefin production | kinetics | catalytic cracking | steam crackin

H-Index Metrics

  • H-Index
    6
  • i10 Index
    6
  • Citation Counts
    1,138
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* Total H Index Rankings

Rankings

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1,664,423
World Rank
Iran
32,881
Country Rank
National Iranian Petrochemical Company Logo
6
University
Ranking Based On Selection:
6