Ema, Tadashi
Okayama University,
Japan
2025 Rank: 47,971
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 583 out of 179,164 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 47,971 | 47,835 |
| Total Cites | 589 | 649 |
| H-index | 13 | 13 |
| Hm-index | 6 | 6 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 16 | 20 |
| Number of Single+First Authored Papers | 55 | 55 |
| Total Cites to Single+First Authored Papers | 89 | 100 |
| Number of Single+First+Last Authored Papers | 127 | 127 |
| Total Cites to Single+First+Last Authored Papers | 555 | 613 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 427 | 437 |
| Ratio of Total Citations to Distinct Citing Papers | 1.38 | 1.49 |
| Self-Citation Percentage |
9.24%
|
|
Ema, Tadashi
Okayama University,
Japan
2024 Rank: 100,783
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 1,316 out of 170,049 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 100,783 | 90,046 |
| Total Cites | 500 | 586 |
| H-index | 12 | 13 |
| Hm-index | 5 | 6 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 1 | 1 |
| Number of Single+First Authored Papers | 54 | 54 |
| Total Cites to Single+First Authored Papers | 115 | 131 |
| Number of Single+First+Last Authored Papers | 119 | 119 |
| Total Cites to Single+First+Last Authored Papers | 476 | 558 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 353 | 363 |
| Ratio of Total Citations to Distinct Citing Papers | 1.42 | 1.61 |
| Self-Citation Percentage |
14.68%
|
|
Ema, Tadashi
Okayama University,
Japan
2023 Rank: 112,158
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 1,499 out of 161,671 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 112,158 | 124,167 |
| Total Cites | 568 | 603 |
| H-index | 13 | 13 |
| Hm-index | 5 | 6 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 53 | 53 |
| Total Cites to Single+First Authored Papers | 114 | 117 |
| Number of Single+First+Last Authored Papers | 111 | 111 |
| Total Cites to Single+First+Last Authored Papers | 540 | 573 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 390 | 399 |
| Ratio of Total Citations to Distinct Citing Papers | 1.46 | 1.51 |
| Self-Citation Percentage |
5.80%
|
|
Ema, Tadashi
Okayama University,
Japan
2022 Rank: 69,849
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 964 out of 154,108 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 69,849 | 79,713 |
| Total Cites | 531 | 561 |
| H-index | 12 | 12 |
| Hm-index | 5 | 5 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 4 | 4 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 119 | 123 |
| Number of Single+First+Last Authored Papers | 104 | 104 |
| Total Cites to Single+First+Last Authored Papers | 481 | 508 |
| Composite Score | 2 | 2 |
| Number of Distinct Citing Papers | 390 | 400 |
| Ratio of Total Citations to Distinct Citing Papers | 1.36 | 1.40 |
| Self-Citation Percentage |
5.35%
|
|
Ema, Tadashi
Okayama University,
Japan
2021 Rank: 70,532
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 993 out of 144,918 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 70,532 | 66,458 |
| Total Cites | 833 | 943 |
| H-index | 15 | 17 |
| Hm-index | 6 | 7 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 3 | 3 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 246 | 264 |
| Number of Single+First+Last Authored Papers | 99 | 99 |
| Total Cites to Single+First+Last Authored Papers | 748 | 852 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 568 | 590 |
| Ratio of Total Citations to Distinct Citing Papers | 1.47 | 1.60 |
| Self-Citation Percentage |
11.66%
|
|
Ema, Tadashi
Okayama University,
Japan
2020 Rank: 60,906
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Organic Chemistry
SubField 2:
General Chemistry
Rank in SubField 1: 952 out of 111,388 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 60,906 | 55,989 |
| Total Cites | 633 | 740 |
| H-index | 12 | 13 |
| Hm-index | 5 | 7 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 4 | 4 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 238 | 258 |
| Number of Single+First+Last Authored Papers | 88 | 88 |
| Total Cites to Single+First+Last Authored Papers | 560 | 663 |
| Composite Score | 2 | 3 |
| Number of Distinct Citing Papers | 432 | 450 |
| Ratio of Total Citations to Distinct Citing Papers | 1.47 | 1.64 |
| Self-Citation Percentage |
14.46%
|
|
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