Harrison, T. Mark
University of California, Los Angeles,
United States
2025 Rank: 2754
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 103460 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 2754 | 3051 |
| Total Cites | 3030 | 3113 |
| H-index | 25 | 25 |
| Hm-index | 14 | 14 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 49 | 49 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 523 | 524 |
| Number of Single+First+Last Authored Papers | 137 | 137 |
| Total Cites to Single+First+Last Authored Papers | 1855 | 1874 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1810 | 1838 |
| Ratio of Total Citations to Distinct Citing Papers | 1.67 | 1.69 |
| Self-Citation Percentage |
2.67%
|
|
Harrison, T. Mark
University of California, Los Angeles,
United States
2024 Rank: 4101
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 98126 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 4101 | 4371 |
| Total Cites | 2581 | 2678 |
| H-index | 23 | 24 |
| Hm-index | 12 | 12 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 39 | 39 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 388 | 394 |
| Number of Single+First+Last Authored Papers | 137 | 137 |
| Total Cites to Single+First+Last Authored Papers | 1540 | 1570 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1661 | 1693 |
| Ratio of Total Citations to Distinct Citing Papers | 1.55 | 1.58 |
| Self-Citation Percentage |
3.62%
|
|
Harrison, T. Mark
University of California, Los Angeles,
United States
2023 Rank: 2849
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 92230 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 2849 | 3127 |
| Total Cites | 2940 | 3039 |
| H-index | 24 | 24 |
| Hm-index | 13 | 13 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 56 | 56 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 478 | 479 |
| Number of Single+First+Last Authored Papers | 138 | 138 |
| Total Cites to Single+First+Last Authored Papers | 1720 | 1749 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1804 | 1836 |
| Ratio of Total Citations to Distinct Citing Papers | 1.63 | 1.66 |
| Self-Citation Percentage |
3.26%
|
|
Harrison, T. Mark
University of California, Los Angeles,
United States
2022 Rank: 3065
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 87916 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 3065 | 3315 |
| Total Cites | 2665 | 2767 |
| H-index | 23 | 24 |
| Hm-index | 12 | 12 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 57 | 57 |
| Number of Single+First Authored Papers | 53 | 53 |
| Total Cites to Single+First Authored Papers | 434 | 441 |
| Number of Single+First+Last Authored Papers | 141 | 141 |
| Total Cites to Single+First+Last Authored Papers | 1568 | 1596 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1651 | 1684 |
| Ratio of Total Citations to Distinct Citing Papers | 1.61 | 1.64 |
| Self-Citation Percentage |
3.69%
|
|
Harrison, T. Mark
University of California, Los Angeles,
United States
2021 Rank: 2170
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 81218 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 2170 | 2262 |
| Total Cites | 4671 | 4870 |
| H-index | 31 | 32 |
| Hm-index | 15 | 16 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 98 | 99 |
| Number of Single+First Authored Papers | 53 | 53 |
| Total Cites to Single+First Authored Papers | 785 | 799 |
| Number of Single+First+Last Authored Papers | 137 | 137 |
| Total Cites to Single+First+Last Authored Papers | 2739 | 2790 |
| Composite Score | 3 | 4 |
| Number of Distinct Citing Papers | 2711 | 2754 |
| Ratio of Total Citations to Distinct Citing Papers | 1.72 | 1.77 |
| Self-Citation Percentage |
4.09%
|
|
Harrison, T. Mark
University of California, Los Angeles,
United States
2020 Rank: 2137
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 70197 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 2137 | 2323 |
| Total Cites | 3687 | 3900 |
| H-index | 28 | 29 |
| Hm-index | 14 | 14 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 59 | 60 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 591 | 612 |
| Number of Single+First+Last Authored Papers | 134 | 134 |
| Total Cites to Single+First+Last Authored Papers | 2115 | 2175 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2151 | 2198 |
| Ratio of Total Citations to Distinct Citing Papers | 1.71 | 1.77 |
| Self-Citation Percentage |
5.46%
|
|