Momma, Koichi
National Museum of Nature and Science,
Japan
2025 Rank: 17372
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Geochemistry & Geophysics
SubField 2:
Inorganic & Nuclear Chemistry
Rank in SubField 1: 258 out of 103460 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 17372 | 18771 |
| Total Cites | 4081 | 4109 |
| H-index | 9 | 9 |
| 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 | 12 | 12 |
| Total Cites to Single+First Authored Papers | 3813 | 3819 |
| Number of Single+First+Last Authored Papers | 21 | 21 |
| Total Cites to Single+First+Last Authored Papers | 3971 | 3979 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3914 | 3928 |
| Ratio of Total Citations to Distinct Citing Papers | 1.04 | 1.05 |
| Self-Citation Percentage |
0.68%
|
|
Momma, Koichi
National Museum of Nature and Science,
Japan
2024 Rank: 23656
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Geochemistry & Geophysics
SubField 2:
Inorganic & Nuclear Chemistry
Rank in SubField 1: 327 out of 98126 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 23656 | 26812 |
| Total Cites | 3536 | 3558 |
| H-index | 7 | 7 |
| Hm-index | 3 | 3 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 2 | 2 |
| Number of Single+First Authored Papers | 12 | 12 |
| Total Cites to Single+First Authored Papers | 3264 | 3269 |
| Number of Single+First+Last Authored Papers | 21 | 21 |
| Total Cites to Single+First+Last Authored Papers | 3460 | 3468 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3352 | 3365 |
| Ratio of Total Citations to Distinct Citing Papers | 1.05 | 1.06 |
| Self-Citation Percentage |
0.62%
|
|
Momma, Koichi
National Museum of Nature and Science,
Japan
2023 Rank: 21938
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Geochemistry & Geophysics
SubField 2:
Inorganic & Nuclear Chemistry
Rank in SubField 1: 357 out of 92230 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 21938 | 25275 |
| Total Cites | 3306 | 3324 |
| H-index | 8 | 8 |
| Hm-index | 3 | 3 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 3 | 3 |
| Number of Single+First Authored Papers | 12 | 12 |
| Total Cites to Single+First Authored Papers | 3042 | 3047 |
| Number of Single+First+Last Authored Papers | 20 | 20 |
| Total Cites to Single+First+Last Authored Papers | 3234 | 3239 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3140 | 3153 |
| Ratio of Total Citations to Distinct Citing Papers | 1.05 | 1.05 |
| Self-Citation Percentage |
0.54%
|
|
Momma, Koichi
National Museum of Nature and Science,
Japan
2022 Rank: 36208
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Geochemistry & Geophysics
SubField 2:
Inorganic & Nuclear Chemistry
Rank in SubField 1: 622 out of 87916 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 36208 | 42494 |
| Total Cites | 2880 | 2893 |
| H-index | 8 | 8 |
| Hm-index | 3 | 3 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 12 | 12 |
| Total Cites to Single+First Authored Papers | 2606 | 2612 |
| Number of Single+First+Last Authored Papers | 18 | 18 |
| Total Cites to Single+First+Last Authored Papers | 2828 | 2835 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2729 | 2738 |
| Ratio of Total Citations to Distinct Citing Papers | 1.06 | 1.06 |
| Self-Citation Percentage |
0.45%
|
|
Momma, Koichi
National Museum of Nature and Science,
Japan
2021 Rank: 26597
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Geochemistry & Geophysics
SubField 2:
Inorganic & Nuclear Chemistry
Rank in SubField 1: 481 out of 81218 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 26597 | 29364 |
| Total Cites | 4091 | 4114 |
| H-index | 9 | 9 |
| Hm-index | 3 | 3 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 4 | 5 |
| Number of Single+First Authored Papers | 12 | 12 |
| Total Cites to Single+First Authored Papers | 3663 | 3673 |
| Number of Single+First+Last Authored Papers | 18 | 18 |
| Total Cites to Single+First+Last Authored Papers | 4004 | 4017 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3858 | 3868 |
| Ratio of Total Citations to Distinct Citing Papers | 1.06 | 1.06 |
| Self-Citation Percentage |
0.56%
|
|
Momma, Koichi
National Museum of Nature and Science,
Japan
2020 Rank: 18193
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Geochemistry & Geophysics
SubField 2:
Inorganic & Nuclear Chemistry
Rank in SubField 1: 358 out of 70197 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 18193 | 20422 |
| Total Cites | 2772 | 2794 |
| H-index | 9 | 9 |
| Hm-index | 4 | 4 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 6 | 7 |
| Number of Single+First Authored Papers | 11 | 11 |
| Total Cites to Single+First Authored Papers | 2466 | 2474 |
| Number of Single+First+Last Authored Papers | 17 | 17 |
| Total Cites to Single+First+Last Authored Papers | 2709 | 2718 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2617 | 2627 |
| Ratio of Total Citations to Distinct Citing Papers | 1.06 | 1.06 |
| Self-Citation Percentage |
0.79%
|
|
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