JapanOverall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Applied Physics
Rank in SubField 1: 842 out of 314,399 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 62,053 | 40,784 |
| Total Cites | 17,598 | 23,304 |
| H-index | 59 | 68 |
| Hm-index | 32 | 38 |
| Number of Single Authored Papers | 13 | 13 |
| Total Cites to Single Authored Papers | 23 | 48 |
| Number of Single+First Authored Papers | 80 | 80 |
| Total Cites to Single+First Authored Papers | 753 | 1,173 |
| Number of Single+First+Last Authored Papers | 420 | 420 |
| Total Cites to Single+First+Last Authored Papers | 7,910 | 10,749 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 13,770 | 15,487 |
| Ratio of Total Citations to Distinct Citing Papers | 1.28 | 1.50 |
| Self-Citation Percentage |
24.49%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Applied Physics
Rank in SubField 1: 808 out of 299,561 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 61,457 | 39,690 |
| Total Cites | 16,094 | 21,713 |
| H-index | 57 | 66 |
| Hm-index | 31 | 37 |
| Number of Single Authored Papers | 13 | 13 |
| Total Cites to Single Authored Papers | 22 | 47 |
| Number of Single+First Authored Papers | 80 | 80 |
| Total Cites to Single+First Authored Papers | 731 | 1,152 |
| Number of Single+First+Last Authored Papers | 417 | 417 |
| Total Cites to Single+First+Last Authored Papers | 7,271 | 10,083 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 12,555 | 14,245 |
| Ratio of Total Citations to Distinct Citing Papers | 1.28 | 1.52 |
| Self-Citation Percentage |
25.88%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Applied Physics
Rank in SubField 1: 813 out of 281,605 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 63,388 | 40,290 |
| Total Cites | 14,636 | 20,019 |
| H-index | 54 | 64 |
| Hm-index | 30 | 36 |
| Number of Single Authored Papers | 13 | 13 |
| Total Cites to Single Authored Papers | 20 | 41 |
| Number of Single+First Authored Papers | 75 | 75 |
| Total Cites to Single+First Authored Papers | 705 | 1,110 |
| Number of Single+First+Last Authored Papers | 410 | 410 |
| Total Cites to Single+First+Last Authored Papers | 6,685 | 9,395 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 11,363 | 12,963 |
| Ratio of Total Citations to Distinct Citing Papers | 1.29 | 1.54 |
| Self-Citation Percentage |
26.89%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Applied Physics
Rank in SubField 1: 860 out of 267,149 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 67,984 | 43,839 |
| Total Cites | 12,459 | 17,387 |
| H-index | 50 | 60 |
| Hm-index | 27 | 33 |
| Number of Single Authored Papers | 9 | 9 |
| Total Cites to Single Authored Papers | 22 | 41 |
| Number of Single+First Authored Papers | 61 | 61 |
| Total Cites to Single+First Authored Papers | 545 | 897 |
| Number of Single+First+Last Authored Papers | 374 | 374 |
| Total Cites to Single+First+Last Authored Papers | 5,722 | 8,186 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 9,687 | 11,175 |
| Ratio of Total Citations to Distinct Citing Papers | 1.29 | 1.56 |
| Self-Citation Percentage |
28.34%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Applied Physics
Rank in SubField 1: 877 out of 285,331 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 68,338 | 43,903 |
| Total Cites | 11,932 | 16,815 |
| H-index | 48 | 57 |
| Hm-index | 27 | 32 |
| Number of Single Authored Papers | 11 | 11 |
| Total Cites to Single Authored Papers | 20 | 40 |
| Number of Single+First Authored Papers | 63 | 63 |
| Total Cites to Single+First Authored Papers | 525 | 876 |
| Number of Single+First+Last Authored Papers | 382 | 382 |
| Total Cites to Single+First+Last Authored Papers | 5,539 | 7,980 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 9,250 | 10,721 |
| Ratio of Total Citations to Distinct Citing Papers | 1.29 | 1.57 |
| Self-Citation Percentage |
29.04%
|
|
Sakka, Yoshio
National Institute for Materials Science,
2020 Rank: 73,724
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Applied Physics
Rank in SubField 1: 926 out of 177,931 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 73,724 | 44,438 |
| Total Cites | 10,127 | 14,804 |
| H-index | 44 | 54 |
| Hm-index | 24 | 31 |
| Number of Single Authored Papers | 11 | 11 |
| Total Cites to Single Authored Papers | 18 | 37 |
| Number of Single+First Authored Papers | 62 | 62 |
| Total Cites to Single+First Authored Papers | 479 | 825 |
| Number of Single+First+Last Authored Papers | 384 | 384 |
| Total Cites to Single+First+Last Authored Papers | 4,802 | 7,147 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 7,840 | 9,218 |
| Ratio of Total Citations to Distinct Citing Papers | 1.29 | 1.61 |
| Self-Citation Percentage |
31.59%
|
|
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