Katayama, Seiji
Joining and Welding Research Institute,
Japan
2025 Rank: 19600
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 360 out of 314399 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 19600 | 22158 |
| Total Cites | 724 | 749 |
| H-index | 14 | 14 |
| Hm-index | 7 | 7 |
| Number of Single Authored Papers | 44 | 44 |
| Total Cites to Single Authored Papers | 68 | 68 |
| Number of Single+First Authored Papers | 111 | 111 |
| Total Cites to Single+First Authored Papers | 175 | 175 |
| Number of Single+First+Last Authored Papers | 304 | 304 |
| Total Cites to Single+First+Last Authored Papers | 636 | 658 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 501 | 511 |
| Ratio of Total Citations to Distinct Citing Papers | 1.45 | 1.47 |
| Self-Citation Percentage |
3.34%
|
|
Katayama, Seiji
Joining and Welding Research Institute,
Japan
2024 Rank: 23063
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 407 out of 299561 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 23063 | 25650 |
| Total Cites | 608 | 658 |
| H-index | 12 | 12 |
| Hm-index | 7 | 7 |
| Number of Single Authored Papers | 44 | 44 |
| Total Cites to Single Authored Papers | 61 | 61 |
| Number of Single+First Authored Papers | 111 | 111 |
| Total Cites to Single+First Authored Papers | 163 | 166 |
| Number of Single+First+Last Authored Papers | 303 | 303 |
| Total Cites to Single+First+Last Authored Papers | 528 | 566 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 418 | 430 |
| Ratio of Total Citations to Distinct Citing Papers | 1.45 | 1.53 |
| Self-Citation Percentage |
7.60%
|
|
Katayama, Seiji
Joining and Welding Research Institute,
Japan
2023 Rank: 14565
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 248 out of 281605 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 14565 | 15875 |
| Total Cites | 819 | 886 |
| H-index | 16 | 16 |
| Hm-index | 9 | 9 |
| Number of Single Authored Papers | 44 | 44 |
| Total Cites to Single Authored Papers | 57 | 57 |
| Number of Single+First Authored Papers | 111 | 111 |
| Total Cites to Single+First Authored Papers | 176 | 180 |
| Number of Single+First+Last Authored Papers | 303 | 303 |
| Total Cites to Single+First+Last Authored Papers | 693 | 748 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 488 | 505 |
| Ratio of Total Citations to Distinct Citing Papers | 1.68 | 1.75 |
| Self-Citation Percentage |
7.56%
|
|
Katayama, Seiji
Joining and Welding Research Institute,
Japan
2022 Rank: 13907
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 215 out of 267149 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 13907 | 15224 |
| Total Cites | 813 | 853 |
| H-index | 15 | 15 |
| Hm-index | 9 | 9 |
| Number of Single Authored Papers | 44 | 44 |
| Total Cites to Single Authored Papers | 54 | 56 |
| Number of Single+First Authored Papers | 111 | 111 |
| Total Cites to Single+First Authored Papers | 204 | 209 |
| Number of Single+First+Last Authored Papers | 303 | 303 |
| Total Cites to Single+First+Last Authored Papers | 709 | 746 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 497 | 508 |
| Ratio of Total Citations to Distinct Citing Papers | 1.64 | 1.68 |
| Self-Citation Percentage |
4.69%
|
|
Katayama, Seiji
Joining and Welding Research Institute,
Japan
2021 Rank: 13643
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 236 out of 285331 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 13643 | 13379 |
| Total Cites | 1251 | 1349 |
| H-index | 19 | 19 |
| Hm-index | 10 | 11 |
| Number of Single Authored Papers | 43 | 43 |
| Total Cites to Single Authored Papers | 79 | 89 |
| Number of Single+First Authored Papers | 110 | 110 |
| Total Cites to Single+First Authored Papers | 298 | 320 |
| Number of Single+First+Last Authored Papers | 301 | 301 |
| Total Cites to Single+First+Last Authored Papers | 1079 | 1169 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 779 | 807 |
| Ratio of Total Citations to Distinct Citing Papers | 1.61 | 1.67 |
| Self-Citation Percentage |
7.26%
|
|
Katayama, Seiji
Osaka University,
Japan
2020 Rank: 14375
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Optoelectronics & Photonics
Rank in SubField 1: 257 out of 177931 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 14375 | 14917 |
| Total Cites | 986 | 1038 |
| H-index | 16 | 17 |
| Hm-index | 9 | 10 |
| Number of Single Authored Papers | 32 | 32 |
| Total Cites to Single Authored Papers | 56 | 56 |
| Number of Single+First Authored Papers | 99 | 99 |
| Total Cites to Single+First Authored Papers | 216 | 219 |
| Number of Single+First+Last Authored Papers | 290 | 290 |
| Total Cites to Single+First+Last Authored Papers | 853 | 899 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 618 | 636 |
| Ratio of Total Citations to Distinct Citing Papers | 1.60 | 1.63 |
| Self-Citation Percentage |
5.01%
|
|
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