JapanOverall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Energy
Rank in SubField 1: 3,120 out of 314,399 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 213,883 | 240,372 |
| Total Cites | 2,430 | 2,460 |
| H-index | 17 | 18 |
| Hm-index | 9 | 9 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 148 | 148 |
| Number of Single+First Authored Papers | 54 | 54 |
| Total Cites to Single+First Authored Papers | 2,054 | 2,063 |
| Number of Single+First+Last Authored Papers | 85 | 85 |
| Total Cites to Single+First+Last Authored Papers | 2,397 | 2,411 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,696 | 1,719 |
| Ratio of Total Citations to Distinct Citing Papers | 1.43 | 1.43 |
| Self-Citation Percentage |
1.22%
|
|
Yajima, Seishi
Tohoku University,
2024 Rank: 206,785
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Energy
Rank in SubField 1: 2,949 out of 299,561 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 206,785 | 238,227 |
| Total Cites | 2,319 | 2,350 |
| H-index | 17 | 18 |
| Hm-index | 8 | 8 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 144 | 144 |
| Number of Single+First Authored Papers | 54 | 54 |
| Total Cites to Single+First Authored Papers | 1,954 | 1,964 |
| Number of Single+First+Last Authored Papers | 85 | 85 |
| Total Cites to Single+First+Last Authored Papers | 2,287 | 2,302 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,608 | 1,632 |
| Ratio of Total Citations to Distinct Citing Papers | 1.44 | 1.44 |
| Self-Citation Percentage |
1.32%
|
|
Yajima, Seishi
Tohoku University,
2023 Rank: 199,843
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Energy
Rank in SubField 1: 2,775 out of 281,605 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 199,843 | 229,578 |
| Total Cites | 2,233 | 2,264 |
| H-index | 17 | 17 |
| Hm-index | 8 | 8 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 143 | 143 |
| Number of Single+First Authored Papers | 54 | 54 |
| Total Cites to Single+First Authored Papers | 1,885 | 1,895 |
| Number of Single+First+Last Authored Papers | 85 | 85 |
| Total Cites to Single+First+Last Authored Papers | 2,202 | 2,217 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,545 | 1,569 |
| Ratio of Total Citations to Distinct Citing Papers | 1.45 | 1.44 |
| Self-Citation Percentage |
1.37%
|
|
Yajima, Seishi
Tohoku University,
2022 Rank: 189,960
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Energy
Rank in SubField 1: 2,563 out of 267,149 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 189,960 | 214,085 |
| Total Cites | 2,117 | 2,148 |
| H-index | 16 | 17 |
| Hm-index | 8 | 8 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 142 | 142 |
| Number of Single+First Authored Papers | 54 | 54 |
| Total Cites to Single+First Authored Papers | 1,787 | 1,797 |
| Number of Single+First+Last Authored Papers | 85 | 85 |
| Total Cites to Single+First+Last Authored Papers | 2,087 | 2,102 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,472 | 1,496 |
| Ratio of Total Citations to Distinct Citing Papers | 1.44 | 1.44 |
| Self-Citation Percentage |
1.44%
|
|
Yajima, Seishi
Tohoku University,
2021 Rank: 183,183
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Energy
Rank in SubField 1: 2,560 out of 285,331 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 183,183 | 211,122 |
| Total Cites | 2,056 | 2,092 |
| H-index | 16 | 16 |
| Hm-index | 8 | 8 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 137 | 137 |
| Number of Single+First Authored Papers | 54 | 54 |
| Total Cites to Single+First Authored Papers | 1,732 | 1,749 |
| Number of Single+First+Last Authored Papers | 89 | 89 |
| Total Cites to Single+First+Last Authored Papers | 2,026 | 2,048 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,430 | 1,452 |
| Ratio of Total Citations to Distinct Citing Papers | 1.44 | 1.44 |
| Self-Citation Percentage |
1.72%
|
|
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