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Harrison, T. Mark

Harrison, T. Mark

University of California, Los Angeles, United States

2025 Rank: 2,754

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Geology

Rank in SubField 1: 33 out of 103,460 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score2,7543,051
Total Cites3,0303,113
H-index2525
Hm-index1414
Number of Single Authored Papers99
Total Cites to Single Authored Papers4949
Number of Single+First Authored Papers5252
Total Cites to Single+First Authored Papers523524
Number of Single+First+Last Authored Papers137137
Total Cites to Single+First+Last Authored Papers1,8551,874
Composite Score33
Number of Distinct Citing Papers1,8101,838
Ratio of Total Citations to Distinct Citing Papers 1.67 1.69
Self-Citation Percentage
2.67%
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Harrison, T. Mark

Harrison, T. Mark

University of California, Los Angeles, United States

2024 Rank: 4,101

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Geology

Rank in SubField 1: 48 out of 98,126 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score4,1014,371
Total Cites2,5812,678
H-index2324
Hm-index1212
Number of Single Authored Papers99
Total Cites to Single Authored Papers3939
Number of Single+First Authored Papers5252
Total Cites to Single+First Authored Papers388394
Number of Single+First+Last Authored Papers137137
Total Cites to Single+First+Last Authored Papers1,5401,570
Composite Score33
Number of Distinct Citing Papers1,6611,693
Ratio of Total Citations to Distinct Citing Papers 1.55 1.58
Self-Citation Percentage
3.62%
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Harrison, T. Mark

Harrison, T. Mark

University of California, Los Angeles, United States

2023 Rank: 2,849

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Geology

Rank in SubField 1: 39 out of 92,230 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score2,8493,127
Total Cites2,9403,039
H-index2424
Hm-index1313
Number of Single Authored Papers99
Total Cites to Single Authored Papers5656
Number of Single+First Authored Papers5252
Total Cites to Single+First Authored Papers478479
Number of Single+First+Last Authored Papers138138
Total Cites to Single+First+Last Authored Papers1,7201,749
Composite Score33
Number of Distinct Citing Papers1,8041,836
Ratio of Total Citations to Distinct Citing Papers 1.63 1.66
Self-Citation Percentage
3.26%
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Harrison, T. Mark

Harrison, T. Mark

University of California, Los Angeles, United States

2022 Rank: 3,065

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Geology

Rank in SubField 1: 43 out of 87,916 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score3,0653,315
Total Cites2,6652,767
H-index2324
Hm-index1212
Number of Single Authored Papers99
Total Cites to Single Authored Papers5757
Number of Single+First Authored Papers5353
Total Cites to Single+First Authored Papers434441
Number of Single+First+Last Authored Papers141141
Total Cites to Single+First+Last Authored Papers1,5681,596
Composite Score33
Number of Distinct Citing Papers1,6511,684
Ratio of Total Citations to Distinct Citing Papers 1.61 1.64
Self-Citation Percentage
3.69%
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Harrison, T. Mark

Harrison, T. Mark

University of California, Los Angeles, United States

2021 Rank: 2,170

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Geology

Rank in SubField 1: 29 out of 81,218 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score2,1702,262
Total Cites4,6714,870
H-index3132
Hm-index1516
Number of Single Authored Papers99
Total Cites to Single Authored Papers9899
Number of Single+First Authored Papers5353
Total Cites to Single+First Authored Papers785799
Number of Single+First+Last Authored Papers137137
Total Cites to Single+First+Last Authored Papers2,7392,790
Composite Score34
Number of Distinct Citing Papers2,7112,754
Ratio of Total Citations to Distinct Citing Papers 1.72 1.77
Self-Citation Percentage
4.09%
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Harrison, T. Mark

Harrison, T. Mark

University of California, Los Angeles, United States

2020 Rank: 2,137

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Earth & Environmental Sciences

SubField 1:

Geochemistry & Geophysics

SubField 2:

Geology

Rank in SubField 1: 32 out of 70,197 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score2,1372,323
Total Cites3,6873,900
H-index2829
Hm-index1414
Number of Single Authored Papers99
Total Cites to Single Authored Papers5960
Number of Single+First Authored Papers5252
Total Cites to Single+First Authored Papers591612
Number of Single+First+Last Authored Papers134134
Total Cites to Single+First+Last Authored Papers2,1152,175
Composite Score33
Number of Distinct Citing Papers2,1512,198
Ratio of Total Citations to Distinct Citing Papers 1.71 1.77
Self-Citation Percentage
5.46%
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