Headley, John V.
Environment and Climate Change Canada,
Canada
2025 Rank: 231076
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Environmental Sciences
SubField 2:
Analytical Chemistry
Rank in SubField 1: 2052 out of 130223 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 231076 | 198008 |
| Total Cites | 6515 | 8882 |
| H-index | 43 | 52 |
| Hm-index | 20 | 23 |
| Number of Single Authored Papers | 0 | 0 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 53 | 53 |
| Total Cites to Single+First Authored Papers | 1508 | 2108 |
| Number of Single+First+Last Authored Papers | 132 | 132 |
| Total Cites to Single+First+Last Authored Papers | 3057 | 4298 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4092 | 4577 |
| Ratio of Total Citations to Distinct Citing Papers | 1.59 | 1.94 |
| Self-Citation Percentage |
26.65%
|
|
Headley, John V.
Environment and Climate Change Canada,
Canada
2023 Rank: 222010
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Environmental Sciences
SubField 2:
Analytical Chemistry
Rank in SubField 1: 1617 out of 99567 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 222010 | 195011 |
| Total Cites | 5553 | 7600 |
| H-index | 40 | 47 |
| Hm-index | 19 | 21 |
| Number of Single Authored Papers | 0 | 0 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 54 | 54 |
| Total Cites to Single+First Authored Papers | 1367 | 1911 |
| Number of Single+First+Last Authored Papers | 127 | 127 |
| Total Cites to Single+First+Last Authored Papers | 2610 | 3695 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3472 | 3910 |
| Ratio of Total Citations to Distinct Citing Papers | 1.60 | 1.94 |
| Self-Citation Percentage |
26.93%
|
|
Headley, John V.
Environment Canada,
Canada
2022 Rank: 218967
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Environmental Sciences
SubField 2:
Analytical Chemistry
Rank in SubField 1: 1463 out of 86604 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 218967 | 191157 |
| Total Cites | 4991 | 6924 |
| H-index | 38 | 44 |
| Hm-index | 18 | 20 |
| Number of Single Authored Papers | 0 | 0 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 54 | 54 |
| Total Cites to Single+First Authored Papers | 1277 | 1799 |
| Number of Single+First+Last Authored Papers | 124 | 124 |
| Total Cites to Single+First+Last Authored Papers | 2350 | 3382 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3122 | 3542 |
| Ratio of Total Citations to Distinct Citing Papers | 1.60 | 1.95 |
| Self-Citation Percentage |
27.92%
|
|
Headley, John V.
Environment Canada,
Canada
2021 Rank: 213731
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Environmental Sciences
SubField 2:
Analytical Chemistry
Rank in SubField 1: 1432 out of 77304 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 213731 | 182874 |
| Total Cites | 4789 | 6667 |
| H-index | 37 | 44 |
| Hm-index | 17 | 20 |
| Number of Single Authored Papers | 0 | 0 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 53 | 53 |
| Total Cites to Single+First Authored Papers | 1242 | 1750 |
| Number of Single+First+Last Authored Papers | 120 | 120 |
| Total Cites to Single+First+Last Authored Papers | 2264 | 3261 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3012 | 3423 |
| Ratio of Total Citations to Distinct Citing Papers | 1.59 | 1.95 |
| Self-Citation Percentage |
28.17%
|
|
Headley, John V.
Environment Canada,
Canada
2020 Rank: 216051
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Environmental Sciences
SubField 2:
Analytical Chemistry
Rank in SubField 1: 1419 out of 66925 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 216051 | 180893 |
| Total Cites | 4158 | 5859 |
| H-index | 33 | 41 |
| Hm-index | 16 | 19 |
| Number of Single Authored Papers | 0 | 0 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 53 | 53 |
| Total Cites to Single+First Authored Papers | 1135 | 1615 |
| Number of Single+First+Last Authored Papers | 118 | 118 |
| Total Cites to Single+First+Last Authored Papers | 1995 | 2915 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2615 | 2992 |
| Ratio of Total Citations to Distinct Citing Papers | 1.59 | 1.96 |
| Self-Citation Percentage |
29.03%
|
|
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