Arai, Hajime
Institute of Science Tokyo,
Japan
2025 Rank: 187837
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Energy
SubField 2:
Nanoscience & Nanotechnology
Rank in SubField 1: 2859 out of 343394 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 187837 | 183625 |
| Total Cites | 6201 | 7094 |
| H-index | 43 | 47 |
| Hm-index | 14 | 15 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 8 | 11 |
| Number of Single+First Authored Papers | 28 | 28 |
| Total Cites to Single+First Authored Papers | 1604 | 1748 |
| Number of Single+First+Last Authored Papers | 71 | 71 |
| Total Cites to Single+First+Last Authored Papers | 2018 | 2264 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 5069 | 5484 |
| Ratio of Total Citations to Distinct Citing Papers | 1.22 | 1.29 |
| Self-Citation Percentage |
12.59%
|
|
Arai, Hajime
Tokyo Institute of Technology,
Japan
2024 Rank: 186190
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Energy
SubField 2:
Nanoscience & Nanotechnology
Rank in SubField 1: 2698 out of 313936 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 186190 | 187853 |
| Total Cites | 5745 | 6568 |
| H-index | 41 | 45 |
| Hm-index | 14 | 14 |
| Number of Single Authored Papers | 2 | 2 |
| Total Cites to Single Authored Papers | 8 | 10 |
| Number of Single+First Authored Papers | 24 | 24 |
| Total Cites to Single+First Authored Papers | 1531 | 1662 |
| Number of Single+First+Last Authored Papers | 57 | 57 |
| Total Cites to Single+First+Last Authored Papers | 1894 | 2111 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4672 | 5054 |
| Ratio of Total Citations to Distinct Citing Papers | 1.23 | 1.30 |
| Self-Citation Percentage |
12.53%
|
|
Arai, Hajime
Tokyo Institute of Technology,
Japan
2023 Rank: 185974
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Energy
SubField 2:
Physical Chemistry
Rank in SubField 1: 2541 out of 287766 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 185974 | 184964 |
| Total Cites | 5298 | 6096 |
| H-index | 40 | 44 |
| Hm-index | 13 | 14 |
| Number of Single Authored Papers | 2 | 2 |
| Total Cites to Single Authored Papers | 7 | 9 |
| Number of Single+First Authored Papers | 24 | 24 |
| Total Cites to Single+First Authored Papers | 1452 | 1583 |
| Number of Single+First+Last Authored Papers | 52 | 52 |
| Total Cites to Single+First+Last Authored Papers | 1778 | 1991 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4291 | 4658 |
| Ratio of Total Citations to Distinct Citing Papers | 1.23 | 1.31 |
| Self-Citation Percentage |
13.09%
|
|
Arai, Hajime
Kyoto University,
Japan
2022 Rank: 186413
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Energy
SubField 2:
Physical Chemistry
Rank in SubField 1: 2459 out of 265592 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 186413 | 189086 |
| Total Cites | 4786 | 5540 |
| H-index | 37 | 41 |
| Hm-index | 13 | 14 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 6 | 7 |
| Number of Single+First Authored Papers | 22 | 22 |
| Total Cites to Single+First Authored Papers | 1380 | 1507 |
| Number of Single+First+Last Authored Papers | 48 | 48 |
| Total Cites to Single+First+Last Authored Papers | 1684 | 1889 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3866 | 4207 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.32 |
| Self-Citation Percentage |
13.61%
|
|
Arai, Hajime
Tokyo Institute of Technology,
Japan
2021 Rank: 194572
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Energy
SubField 2:
Physical Chemistry
Rank in SubField 1: 2485 out of 229150 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 194572 | 195462 |
| Total Cites | 4576 | 5270 |
| H-index | 36 | 40 |
| Hm-index | 13 | 13 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 4 | 5 |
| Number of Single+First Authored Papers | 20 | 20 |
| Total Cites to Single+First Authored Papers | 1331 | 1443 |
| Number of Single+First+Last Authored Papers | 43 | 43 |
| Total Cites to Single+First+Last Authored Papers | 1619 | 1807 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3704 | 4017 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.31 |
| Self-Citation Percentage |
13.17%
|
|
Arai, Hajime
Kyoto University,
Japan
2020 Rank: 201730
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Energy
SubField 2:
Physical Chemistry
Rank in SubField 1: 2462 out of 186014 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 201730 | 203211 |
| Total Cites | 3955 | 4560 |
| H-index | 32 | 34 |
| Hm-index | 12 | 13 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 3 | 4 |
| Number of Single+First Authored Papers | 20 | 20 |
| Total Cites to Single+First Authored Papers | 1239 | 1350 |
| Number of Single+First+Last Authored Papers | 42 | 42 |
| Total Cites to Single+First+Last Authored Papers | 1498 | 1683 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3198 | 3465 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.32 |
| Self-Citation Percentage |
13.27%
|
|