Thomas, David S.G.
University of Oxford,
United Kingdom
2025 Rank: 20,925
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Clinical Medicine
SubField 1:
Geography
SubField 2:
Paleontology
Rank in SubField 1: 55 out of 20,228 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 20,925 | 18,008 |
| Total Cites | 10,608 | 12,757 |
| H-index | 53 | 62 |
| Hm-index | 32 | 37 |
| Number of Single Authored Papers | 156 | 156 |
| Total Cites to Single Authored Papers | 658 | 739 |
| Number of Single+First Authored Papers | 200 | 200 |
| Total Cites to Single+First Authored Papers | 3,070 | 3,501 |
| Number of Single+First+Last Authored Papers | 298 | 298 |
| Total Cites to Single+First+Last Authored Papers | 7,556 | 8,708 |
| Composite Score | 3 | 4 |
| Number of Distinct Citing Papers | 7,569 | 8,101 |
| Ratio of Total Citations to Distinct Citing Papers | 1.40 | 1.57 |
| Self-Citation Percentage |
16.85%
|
|
Thomas, David S.G.
University of the Witwatersrand, Johannesburg,
South Africa
2024 Rank: 20,886
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Geography
SubField 2:
Paleontology
Rank in SubField 1: 57 out of 19,130 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 20,886 | 17,891 |
| Total Cites | 9,806 | 11,899 |
| H-index | 52 | 61 |
| Hm-index | 31 | 36 |
| Number of Single Authored Papers | 42 | 42 |
| Total Cites to Single Authored Papers | 612 | 688 |
| Number of Single+First Authored Papers | 81 | 81 |
| Total Cites to Single+First Authored Papers | 2,918 | 3,338 |
| Number of Single+First+Last Authored Papers | 157 | 157 |
| Total Cites to Single+First+Last Authored Papers | 7,021 | 8,149 |
| Composite Score | 3 | 4 |
| Number of Distinct Citing Papers | 6,947 | 7,445 |
| Ratio of Total Citations to Distinct Citing Papers | 1.41 | 1.60 |
| Self-Citation Percentage |
17.59%
|
|
Thomas, David S.G.
University of the Witwatersrand, Johannesburg,
South Africa
2023 Rank: 20,930
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Geography
SubField 2:
Paleontology
Rank in SubField 1: 55 out of 18,003 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 20,930 | 17,762 |
| Total Cites | 9,060 | 11,043 |
| H-index | 51 | 59 |
| Hm-index | 30 | 36 |
| Number of Single Authored Papers | 42 | 42 |
| Total Cites to Single Authored Papers | 580 | 652 |
| Number of Single+First Authored Papers | 80 | 80 |
| Total Cites to Single+First Authored Papers | 2,759 | 3,162 |
| Number of Single+First+Last Authored Papers | 153 | 153 |
| Total Cites to Single+First+Last Authored Papers | 6,527 | 7,590 |
| Composite Score | 3 | 4 |
| Number of Distinct Citing Papers | 6,367 | 6,839 |
| Ratio of Total Citations to Distinct Citing Papers | 1.42 | 1.61 |
| Self-Citation Percentage |
17.96%
|
|
Thomas, David S.G.
University of Oxford,
United Kingdom
2022 Rank: 22,630
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Geography
SubField 2:
Paleontology
Rank in SubField 1: 54 out of 16,948 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 22,630 | 19,592 |
| Total Cites | 7,962 | 9,680 |
| H-index | 48 | 54 |
| Hm-index | 28 | 33 |
| Number of Single Authored Papers | 40 | 40 |
| Total Cites to Single Authored Papers | 521 | 586 |
| Number of Single+First Authored Papers | 75 | 75 |
| Total Cites to Single+First Authored Papers | 2,482 | 2,834 |
| Number of Single+First+Last Authored Papers | 142 | 142 |
| Total Cites to Single+First+Last Authored Papers | 5,769 | 6,702 |
| Composite Score | 3 | 4 |
| Number of Distinct Citing Papers | 5,621 | 6,051 |
| Ratio of Total Citations to Distinct Citing Papers | 1.42 | 1.60 |
| Self-Citation Percentage |
17.75%
|
|
Thomas, David S.G.
University of the Witwatersrand, Johannesburg,
South Africa
2021 Rank: 23,031
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Geography
SubField 2:
Paleontology
Rank in SubField 1: 58 out of 15,978 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 23,031 | 19,846 |
| Total Cites | 7,555 | 9,215 |
| H-index | 46 | 52 |
| Hm-index | 28 | 33 |
| Number of Single Authored Papers | 40 | 40 |
| Total Cites to Single Authored Papers | 492 | 554 |
| Number of Single+First Authored Papers | 75 | 75 |
| Total Cites to Single+First Authored Papers | 2,363 | 2,706 |
| Number of Single+First+Last Authored Papers | 141 | 141 |
| Total Cites to Single+First+Last Authored Papers | 5,469 | 6,371 |
| Composite Score | 3 | 4 |
| Number of Distinct Citing Papers | 5,344 | 5,760 |
| Ratio of Total Citations to Distinct Citing Papers | 1.41 | 1.60 |
| Self-Citation Percentage |
18.01%
|
|
Thomas, David S.G.
University of Oxford,
United Kingdom
2020 Rank: 23,657
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Paleontology
SubField 2:
Geography
Rank in SubField 1: 62 out of 18,345 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 23,657 | 20,098 |
| Total Cites | 6,699 | 8,304 |
| H-index | 43 | 50 |
| Hm-index | 27 | 31 |
| Number of Single Authored Papers | 40 | 40 |
| Total Cites to Single Authored Papers | 455 | 517 |
| Number of Single+First Authored Papers | 75 | 75 |
| Total Cites to Single+First Authored Papers | 2,167 | 2,508 |
| Number of Single+First+Last Authored Papers | 140 | 140 |
| Total Cites to Single+First+Last Authored Papers | 4,865 | 5,748 |
| Composite Score | 3 | 4 |
| Number of Distinct Citing Papers | 4,642 | 5,033 |
| Ratio of Total Citations to Distinct Citing Papers | 1.44 | 1.65 |
| Self-Citation Percentage |
19.33%
|
|
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