Shafer, Timothy J.
United States Environmental Protection Agency,
United States
2025 Rank: 230885
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biomedical Research
SubField 1:
Toxicology
SubField 2:
Neurology & Neurosurgery
Rank in SubField 1: 894 out of 67220 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 230885 | 202984 |
| Total Cites | 338 | 406 |
| H-index | 8 | 10 |
| Hm-index | 3 | 4 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 6 | 7 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 47 | 52 |
| Number of Single+First+Last Authored Papers | 68 | 68 |
| Total Cites to Single+First+Last Authored Papers | 157 | 187 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 224 | 253 |
| Ratio of Total Citations to Distinct Citing Papers | 1.51 | 1.60 |
| Self-Citation Percentage |
16.75%
|
|
Shafer, Timothy J.
United States Environmental Protection Agency,
United States
2024 Rank: 219764
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biomedical Research
SubField 1:
Toxicology
SubField 2:
Neurology & Neurosurgery
Rank in SubField 1: 919 out of 65055 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 219764 | 209889 |
| Total Cites | 316 | 391 |
| H-index | 10 | 10 |
| Hm-index | 4 | 4 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 2 | 3 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 39 | 42 |
| Number of Single+First+Last Authored Papers | 68 | 68 |
| Total Cites to Single+First+Last Authored Papers | 165 | 192 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 193 | 219 |
| Ratio of Total Citations to Distinct Citing Papers | 1.64 | 1.79 |
| Self-Citation Percentage |
19.18%
|
|
Shafer, Timothy J.
United States Environmental Protection Agency,
United States
2022 Rank: 216304
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biomedical Research
SubField 1:
Toxicology
SubField 2:
Neurology & Neurosurgery
Rank in SubField 1: 951 out of 55990 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 216304 | 212202 |
| Total Cites | 281 | 336 |
| H-index | 8 | 10 |
| Hm-index | 3 | 3 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 4 | 4 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 47 | 48 |
| Number of Single+First+Last Authored Papers | 61 | 61 |
| Total Cites to Single+First+Last Authored Papers | 160 | 173 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 195 | 216 |
| Ratio of Total Citations to Distinct Citing Papers | 1.44 | 1.56 |
| Self-Citation Percentage |
16.37%
|
|
Shafer, Timothy J.
United States Environmental Protection Agency,
United States
2021 Rank: 155187
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biomedical Research
SubField 1:
Toxicology
SubField 2:
Neurology & Neurosurgery
Rank in SubField 1: 663 out of 53247 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 155187 | 157246 |
| Total Cites | 490 | 594 |
| H-index | 13 | 14 |
| Hm-index | 4 | 5 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 6 | 6 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 75 | 77 |
| Number of Single+First+Last Authored Papers | 61 | 61 |
| Total Cites to Single+First+Last Authored Papers | 280 | 312 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 336 | 370 |
| Ratio of Total Citations to Distinct Citing Papers | 1.46 | 1.61 |
| Self-Citation Percentage |
17.51%
|
|
Shafer, Timothy J.
United States Environmental Protection Agency,
United States
2020 Rank: 177040
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biomedical Research
SubField 1:
Toxicology
SubField 2:
Neurology & Neurosurgery
Rank in SubField 1: 801 out of 45124 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 177040 | 140573 |
| Total Cites | 358 | 487 |
| H-index | 9 | 13 |
| Hm-index | 4 | 5 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 3 | 3 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 59 | 61 |
| Number of Single+First+Last Authored Papers | 60 | 60 |
| Total Cites to Single+First+Last Authored Papers | 221 | 279 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 247 | 282 |
| Ratio of Total Citations to Distinct Citing Papers | 1.45 | 1.73 |
| Self-Citation Percentage |
26.49%
|
|
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