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H-Index
Rankings

United States 391 Scientists H-Index Engineering & Technology / Petroleum Engineering Rankings - 2026

Track the real-time academic impact of 2.6 million scientists across 221 countries. The H-Index Rankings evaluate both total and last 5 years’ H-index values, offering the most transparent measure of scholarly recognition. Compare global, continental, national, and institutional performance across 13 major fields and 221 disciplines.

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Total 391 scientist , 3,197 institution , Updates every 3 days
* Total H Index Rankings

Rankings

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10,332
World Rank
United States
4,502
Country Rank
University of Texas Austin Logo
34
University
Ranking Based On Selection:
1
Mukul Sharma
University of Texas Austin Austin, United States
Engineering & Technology / Petroleum Engineering
petroleum engineering | hydraulic fracturing | formation damage | water injection | production engineerin

H-Index Metrics

  • Total
    101
  • Last 5 Years
    58
  • Last 5 Years / Total
    0.574
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* Total H Index Rankings

Rankings

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10,756
World Rank
United States
4,677
Country Rank
Carnegie Institution for Science Logo
4
University
Ranking Based On Selection:
2
Robert M Hazen
Carnegie Institution for Science Washington, United States
Engineering & Technology / Petroleum Engineering
mineralogy | astrobiology | astrochemistry | petrolog

H-Index Metrics

  • Total
    100
  • Last 5 Years
    58
  • Last 5 Years / Total
    0.580
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* Total H Index Rankings

Rankings

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13,026
World Rank
United States
5,636
Country Rank
Massachusetts Institute of Technology Logo
130
University
Ranking Based On Selection:
3
Timothy Grove
Massachusetts Institute of Technology Cambridge, United States
Engineering & Technology / Petroleum Engineering
Igneous petrology | Experimental Petrology | Geochemistry | Mineralog

H-Index Metrics

  • Total
    95
  • Last 5 Years
    51
  • Last 5 Years / Total
    0.537
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* Total H Index Rankings

Rankings

flag
15,850
World Rank
United States
6,814
Country Rank
University of Texas Austin Logo
66
University
Ranking Based On Selection:
4
Gary A Pope
University of Texas Austin Austin, United States
Engineering & Technology / Petroleum Engineering
petroleum engineering | reservoir engineering | enhanced oil recovery | reservoir simulatio

H-Index Metrics

  • Total
    90
  • Last 5 Years
    47
  • Last 5 Years / Total
    0.522
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* Total H Index Rankings

Rankings

flag
16,911
World Rank
United States
7,237
Country Rank
University of Kentucky Logo
14
University
Ranking Based On Selection:
5
James C Hower
University of Kentucky Lexington, United States
Engineering & Technology / Petroleum Engineering
coal petrology | fly ash petrology | coal geochemistry | coal maceral origin

H-Index Metrics

  • Total
    88
  • Last 5 Years
    60
  • Last 5 Years / Total
    0.682
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* Total H Index Rankings

Rankings

flag
18,370
World Rank
United States
7,832
Country Rank
University of Texas Austin Logo
77
University
Ranking Based On Selection:
6
Kamy Sepehrnoori
University of Texas Austin Austin, United States
Engineering & Technology / Petroleum Engineering
Petroleum Engineering | Reservoir Simulatio

H-Index Metrics

  • Total
    86
  • Last 5 Years
    55
  • Last 5 Years / Total
    0.640
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* Total H Index Rankings

Rankings

flag
24,543
World Rank
United States
10,218
Country Rank
University of Houston Logo
28
University
Ranking Based On Selection:
7
SM Farouq Ali
University of Houston Houston, United States
Engineering & Technology / Petroleum Engineering
Petroleum Engineerin

H-Index Metrics

  • Total
    79
  • Last 5 Years
    53
  • Last 5 Years / Total
    0.671
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* Total H Index Rankings

Rankings

flag
25,891
World Rank
United States
10,727
Country Rank
University of Texas Austin Logo
106
University
Ranking Based On Selection:
8
Larry Lake
University of Texas Austin Austin, United States
Engineering & Technology / Petroleum Engineering
reservoir engineering | enhanced oil recovery | petroleum engineerin

H-Index Metrics

  • Total
    78
  • Last 5 Years
    43
  • Last 5 Years / Total
    0.551
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* Total H Index Rankings

Rankings

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34,536
World Rank
United States
13,934
Country Rank
University of Texas Austin Logo
156
University
Ranking Based On Selection:
9
Kishore Mohanty
University of Texas Austin Austin, United States
Engineering & Technology / Petroleum Engineering
petroleum engineering | chemical engineerin

H-Index Metrics

  • Total
    71
  • Last 5 Years
    48
  • Last 5 Years / Total
    0.676
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* Total H Index Rankings

Rankings

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41,693
World Rank
United States
16,453
Country Rank
University of Tulsa Logo
1
University
Ranking Based On Selection:
10
Albert C Reynolds
University of Tulsa Tulsa, United States
Engineering & Technology / Petroleum Engineering
Inverse theory | optimization | uncertainty quantification | reservoir simulation | data assimilatio

H-Index Metrics

  • Total
    67
  • Last 5 Years
    40
  • Last 5 Years / Total
    0.597
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* Total H Index Rankings

Rankings

flag
43,494
World Rank
United States
17,119
Country Rank
University of Texas Austin Logo
198
University
Ranking Based On Selection:
11
Chun Huh
University of Texas Austin Austin, United States
Engineering & Technology / Petroleum Engineering
Nanotechnology applications for E&P | Enhanced oil recover

H-Index Metrics

  • Total
    66
  • Last 5 Years
    42
  • Last 5 Years / Total
    0.636
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* Total H Index Rankings

Rankings

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43,938
World Rank
United States
17,287
Country Rank
Stanford University Logo
551
University
Ranking Based On Selection:
12
Franklin Orr
Stanford University Stanford, United States
Engineering & Technology / Petroleum Engineering
petroleum engineering | clean energy | carbon sequestratio

H-Index Metrics

  • Total
    66
  • Last 5 Years
    36
  • Last 5 Years / Total
    0.545
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* Total H Index Rankings

Rankings

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45,696
World Rank
United States
17,860
Country Rank
Stanford University Logo
564
University
Ranking Based On Selection:
13
Ken Peters
Stanford University Stanford, United States
Engineering & Technology / Petroleum Engineering
organic geochemistry | petroleum geochemistry | chemometrics | molecular archaeology | gas geochemistr

H-Index Metrics

  • Total
    65
  • Last 5 Years
    40
  • Last 5 Years / Total
    0.615
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* Total H Index Rankings

Rankings

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46,202
World Rank
United States
18,057
Country Rank
NASA Ames Research Center Logo
106
University
Ranking Based On Selection:
14
David W Mittlefehldt
NASA Ames Research Center California, United States
Engineering & Technology / Petroleum Engineering
Planetary Science | Meteoritics | Cosmochemistry | Geochemistry | Petrolog

H-Index Metrics

  • Total
    65
  • Last 5 Years
    33
  • Last 5 Years / Total
    0.508
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* Total H Index Rankings

Rankings

flag
49,737
World Rank
United States
19,236
Country Rank
University of Oregon Logo
48
University
Ranking Based On Selection:
15
Paul J Wallace
University of Oregon Eugene, United States
Engineering & Technology / Petroleum Engineering
petrology | geochemistry | volcanology | geolog

H-Index Metrics

  • Total
    63
  • Last 5 Years
    43
  • Last 5 Years / Total
    0.683
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* Total H Index Rankings

Rankings

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50,031
World Rank
United States
19,336
Country Rank
Colorado School of Mines Logo
19
University
Ranking Based On Selection:
16
Yu Shu Wu
Colorado School of Mines Golden, United States
Engineering & Technology / Petroleum Engineering
Reservoir dynamics & simulation | coupled processes of fluid/heat/geomechanics in reservoirs | fractured reservoirs | CO2-EO

H-Index Metrics

  • Total
    63
  • Last 5 Years
    39
  • Last 5 Years / Total
    0.619
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* Total H Index Rankings

Rankings

flag
56,357
World Rank
United States
21,556
Country Rank
Rice University Logo
74
University
Ranking Based On Selection:
17
Rajdeep Dasgupta
Rice University Houston, United States
Engineering & Technology / Petroleum Engineering
geology | petrology | high-temperature geochemistry | experimental petrology | planetary chemistr

H-Index Metrics

  • Total
    60
  • Last 5 Years
    51
  • Last 5 Years / Total
    0.850
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* Total H Index Rankings

Rankings

flag
59,368
World Rank
United States
22,556
Country Rank
University of Louisiana at Lafayette Logo
2
University
Ranking Based On Selection:
18
Ben Li
University of Louisiana at Lafayette Lafayette, United States
Engineering & Technology / Petroleum Engineering
petroleum engineerin

H-Index Metrics

  • Total
    60
  • Last 5 Years
    46
  • Last 5 Years / Total
    0.767
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* Total H Index Rankings

Rankings

flag
64,025
World Rank
United States
24,104
Country Rank
University of Pittsburgh Logo
271
University
Ranking Based On Selection:
19
Robert Enick
University of Pittsburgh Pittsburgh, United States
Engineering & Technology / Petroleum Engineering
CO2 | phase behavior | viscosity | EOR | mobility contro

H-Index Metrics

  • Total
    58
  • Last 5 Years
    30
  • Last 5 Years / Total
    0.517
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* Total H Index Rankings

Rankings

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66,356
World Rank
United States
24,845
Country Rank
University of Tulsa Logo
3
University
Ranking Based On Selection:
20
Cem Sarica
University of Tulsa Tulsa, United States
Engineering & Technology / Petroleum Engineering
Multiphase Flow in Pipes | Flow Assurance | Horizontal Wells | Artificial Lift | Petroleum Engineerin

H-Index Metrics

  • Total
    57
  • Last 5 Years
    36
  • Last 5 Years / Total
    0.632
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* Total H Index Rankings

Rankings

flag
66,857
World Rank
United States
25,008
Country Rank
Oregon State University Logo
81
University
Ranking Based On Selection:
21
Adam Jr Kent
Oregon State University Corvallis, United States
Engineering & Technology / Petroleum Engineering
High temperature geochemistry | igneous petrology | analytical geochemistr

H-Index Metrics

  • Total
    57
  • Last 5 Years
    33
  • Last 5 Years / Total
    0.579
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* Total H Index Rankings

Rankings

flag
69,180
World Rank
United States
25,802
Country Rank
University of Texas Austin Logo
283
University
Ranking Based On Selection:
22
Quoc P Nguyen
University of Texas Austin Austin, United States
Engineering & Technology / Petroleum Engineering
Interface & Colloid Science | Geosystems Engineering | Enhanced Oil Recovery | Carbon Utilization & Storag

H-Index Metrics

  • Total
    56
  • Last 5 Years
    39
  • Last 5 Years / Total
    0.696
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* Total H Index Rankings

Rankings

flag
73,700
World Rank
United States
27,195
Country Rank
Texas A&M University Logo
238
University
Ranking Based On Selection:
23
Tom Blasingame
Texas A&M University College Station, United States
Engineering & Technology / Petroleum Engineering
Petroleum Engineering | Reservoir Engineering | Unconventional Reservoirs | Production Data Analysis | Pressure Transient Analysi

H-Index Metrics

  • Total
    55
  • Last 5 Years
    32
  • Last 5 Years / Total
    0.582
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* Total H Index Rankings

Rankings

flag
75,774
World Rank
United States
27,882
Country Rank
University of Texas Austin Logo
307
University
Ranking Based On Selection:
24
Jon E Olson
University of Texas Austin Austin, United States
Engineering & Technology / Petroleum Engineering
petroleum engineering | hydraulic fracturing | geomechanics | unconventional reservoirs | induced seismicit

H-Index Metrics

  • Total
    54
  • Last 5 Years
    42
  • Last 5 Years / Total
    0.778
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* Total H Index Rankings

Rankings

flag
81,667
World Rank
United States
29,632
Country Rank
University of Tulsa Logo
6
University
Ranking Based On Selection:
25
James Brill
University of Tulsa Tulsa, United States
Engineering & Technology / Petroleum Engineering
Multiphase Flow in Pipes | Flow Assuranc

H-Index Metrics

  • Total
    53
  • Last 5 Years
    30
  • Last 5 Years / Total
    0.566
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