Sephton, Mark A.
Imperial College London,
United Kingdom
2025 Rank: 48246
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Astronomy & Astrophysics
SubField 2:
Geochemistry & Geophysics
Rank in SubField 1: 598 out of 55063 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 48246 | 41350 |
| Total Cites | 551 | 774 |
| H-index | 10 | 12 |
| Hm-index | 5 | 5 |
| Number of Single Authored Papers | 15 | 15 |
| Total Cites to Single Authored Papers | 61 | 65 |
| Number of Single+First Authored Papers | 62 | 62 |
| Total Cites to Single+First Authored Papers | 123 | 142 |
| Number of Single+First+Last Authored Papers | 147 | 147 |
| Total Cites to Single+First+Last Authored Papers | 256 | 294 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 425 | 532 |
| Ratio of Total Citations to Distinct Citing Papers | 1.30 | 1.45 |
| Self-Citation Percentage |
28.81%
|
|
Sephton, Mark A.
Imperial College London,
United Kingdom
2024 Rank: 87817
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Astronomy & Astrophysics
SubField 2:
Geochemistry & Geophysics
Rank in SubField 1: 907 out of 52115 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 87817 | 74099 |
| Total Cites | 385 | 546 |
| H-index | 8 | 10 |
| Hm-index | 4 | 4 |
| Number of Single Authored Papers | 15 | 15 |
| Total Cites to Single Authored Papers | 36 | 37 |
| Number of Single+First Authored Papers | 60 | 60 |
| Total Cites to Single+First Authored Papers | 96 | 107 |
| Number of Single+First+Last Authored Papers | 143 | 143 |
| Total Cites to Single+First+Last Authored Papers | 188 | 232 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 319 | 383 |
| Ratio of Total Citations to Distinct Citing Papers | 1.21 | 1.43 |
| Self-Citation Percentage |
29.49%
|
|
Sephton, Mark A.
Imperial College London,
United Kingdom
2023 Rank: 56844
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Astronomy & Astrophysics
SubField 2:
Geochemistry & Geophysics
Rank in SubField 1: 581 out of 49433 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 56844 | 56860 |
| Total Cites | 456 | 552 |
| H-index | 10 | 10 |
| Hm-index | 4 | 5 |
| Number of Single Authored Papers | 14 | 14 |
| Total Cites to Single Authored Papers | 49 | 52 |
| Number of Single+First Authored Papers | 58 | 58 |
| Total Cites to Single+First Authored Papers | 125 | 132 |
| Number of Single+First+Last Authored Papers | 138 | 138 |
| Total Cites to Single+First+Last Authored Papers | 249 | 280 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 345 | 398 |
| Ratio of Total Citations to Distinct Citing Papers | 1.32 | 1.39 |
| Self-Citation Percentage |
17.39%
|
|
Sephton, Mark A.
Imperial College London,
United Kingdom
2022 Rank: 53552
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Astronomy & Astrophysics
SubField 2:
Geochemistry & Geophysics
Rank in SubField 1: 558 out of 47944 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 53552 | 52172 |
| Total Cites | 423 | 544 |
| H-index | 8 | 8 |
| Hm-index | 5 | 5 |
| Number of Single Authored Papers | 14 | 14 |
| Total Cites to Single Authored Papers | 50 | 53 |
| Number of Single+First Authored Papers | 58 | 58 |
| Total Cites to Single+First Authored Papers | 134 | 150 |
| Number of Single+First+Last Authored Papers | 134 | 134 |
| Total Cites to Single+First+Last Authored Papers | 245 | 317 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 344 | 383 |
| Ratio of Total Citations to Distinct Citing Papers | 1.23 | 1.42 |
| Self-Citation Percentage |
22.24%
|
|
Sephton, Mark A.
Imperial College London,
United Kingdom
2021 Rank: 49401
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Astronomy & Astrophysics
SubField 2:
Geochemistry & Geophysics
Rank in SubField 1: 486 out of 45688 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 49401 | 48291 |
| Total Cites | 641 | 779 |
| H-index | 10 | 11 |
| Hm-index | 6 | 6 |
| Number of Single Authored Papers | 14 | 14 |
| Total Cites to Single Authored Papers | 78 | 82 |
| Number of Single+First Authored Papers | 58 | 58 |
| Total Cites to Single+First Authored Papers | 201 | 219 |
| Number of Single+First+Last Authored Papers | 129 | 129 |
| Total Cites to Single+First+Last Authored Papers | 382 | 450 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 509 | 563 |
| Ratio of Total Citations to Distinct Citing Papers | 1.26 | 1.38 |
| Self-Citation Percentage |
17.72%
|
|
Sephton, Mark A.
Imperial College London,
United Kingdom
2020 Rank: 52082
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Astronomy & Astrophysics
SubField 2:
Geochemistry & Geophysics
Rank in SubField 1: 451 out of 42624 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 52082 | 46708 |
| Total Cites | 526 | 626 |
| H-index | 9 | 10 |
| Hm-index | 5 | 5 |
| Number of Single Authored Papers | 14 | 14 |
| Total Cites to Single Authored Papers | 57 | 61 |
| Number of Single+First Authored Papers | 58 | 58 |
| Total Cites to Single+First Authored Papers | 163 | 178 |
| Number of Single+First+Last Authored Papers | 128 | 128 |
| Total Cites to Single+First+Last Authored Papers | 292 | 338 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 401 | 440 |
| Ratio of Total Citations to Distinct Citing Papers | 1.31 | 1.42 |
| Self-Citation Percentage |
15.97%
|
|