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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21,264
World Rank
Malaysia
33
Country Rank
Universiti Putra Malaysia Logo
6
University
Ranking Based On Selection:
1
Engineering & Technology / Chemical Engineering
Heterogeneous Catalysts | Biodiesel | Nano-magnetic Catalysts | Bio-based Catalyst

H-Index Metrics

  • H-Index
    80
  • i10 Index
    324
  • Citation Counts
    22,599
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* Total H Index Rankings

Rankings

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45,443
World Rank
Malaysia
110
Country Rank
Universiti Putra Malaysia Logo
19
University
Ranking Based On Selection:
2

H-Index Metrics

  • H-Index
    63
  • i10 Index
    215
  • Citation Counts
    14,069
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* Total H Index Rankings

Rankings

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65,979
World Rank
Malaysia
183
Country Rank
Universiti Putra Malaysia Logo
38
University
Ranking Based On Selection:
3
* Total H Index Rankings

Rankings

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130,095
World Rank
Malaysia
519
Country Rank
Universiti Putra Malaysia Logo
109
University
Ranking Based On Selection:
4

H-Index Metrics

  • H-Index
    42
  • i10 Index
    89
  • Citation Counts
    10,064
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* Total H Index Rankings

Rankings

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200,227
World Rank
Malaysia
906
Country Rank
Universiti Putra Malaysia Logo
188
University
Ranking Based On Selection:
5
Engineering & Technology / Chemical Engineering
chemical engineering | process safety | biomaterials | crystallizatio

H-Index Metrics

  • H-Index
    34
  • i10 Index
    71
  • Citation Counts
    7,369
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* Total H Index Rankings

Rankings

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227,300
World Rank
Malaysia
1,113
Country Rank
Universiti Putra Malaysia Logo
224
University
Ranking Based On Selection:
6
Engineering & Technology / Chemical Engineering
Microwave applied technology | water and wastewater treatment | Aquaponics and Hydroponic

H-Index Metrics

  • H-Index
    32
  • i10 Index
    77
  • Citation Counts
    4,151
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* Total H Index Rankings

Rankings

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239,897
World Rank
Malaysia
1,203
Country Rank
Universiti Putra Malaysia Logo
242
University
Ranking Based On Selection:
7
Engineering & Technology / Chemical Engineering
Microalgae | Bioprocess and Biochemical Engineering | Renewable Energy | Extraction Technologie

H-Index Metrics

  • H-Index
    31
  • i10 Index
    56
  • Citation Counts
    6,840
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* Total H Index Rankings

Rankings

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243,586
World Rank
Malaysia
1,253
Country Rank
Universiti Putra Malaysia Logo
256
University
Ranking Based On Selection:
8
Engineering & Technology / Chemical Engineering
waste to wealth | applied catalysis in waste treatment and recycling | gasification and pyrolysi

H-Index Metrics

  • H-Index
    31
  • i10 Index
    65
  • Citation Counts
    4,004
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* Total H Index Rankings

Rankings

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306,213
World Rank
Malaysia
1,736
Country Rank
Universiti Putra Malaysia Logo
330
University
Ranking Based On Selection:
9
Engineering & Technology / Chemical Engineering
Tuberculosis | Cancer | Nanomedicine | Drug Delivery | Bioimagin

H-Index Metrics

  • H-Index
    27
  • i10 Index
    39
  • Citation Counts
    2,277
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* Total H Index Rankings

Rankings

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395,084
World Rank
Malaysia
2,522
Country Rank
Universiti Putra Malaysia Logo
444
University
Ranking Based On Selection:
10

H-Index Metrics

  • H-Index
    23
  • i10 Index
    39
  • Citation Counts
    1,744
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* Total H Index Rankings

Rankings

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404,321
World Rank
Malaysia
2,627
Country Rank
Universiti Putra Malaysia Logo
458
University
Ranking Based On Selection:
11
Engineering & Technology / Chemical Engineering
Renewable Energy | Wastewater Treatment | Biofue

H-Index Metrics

  • H-Index
    23
  • i10 Index
    30
  • Citation Counts
    3,768
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* Total H Index Rankings

Rankings

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447,870
World Rank
Malaysia
3,014
Country Rank
Universiti Putra Malaysia Logo
506
University
Ranking Based On Selection:
12
* Total H Index Rankings

Rankings

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452,900
World Rank
Malaysia
3,077
Country Rank
Universiti Putra Malaysia Logo
522
University
Ranking Based On Selection:
13
Engineering & Technology / Chemical Engineering
Membrane Technology | Water purification | Wastewater Treatemen

H-Index Metrics

  • H-Index
    21
  • i10 Index
    27
  • Citation Counts
    1,332
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* Total H Index Rankings

Rankings

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524,409
World Rank
Malaysia
3,829
Country Rank
Universiti Putra Malaysia Logo
607
University
Ranking Based On Selection:
14

H-Index Metrics

  • H-Index
    19
  • i10 Index
    33
  • Citation Counts
    1,694
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