Chang, Cheng Allen
Biomedical Engineering Research and Development Center,
Taiwan
2025 Rank: 235,448
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
Analytical Chemistry
Rank in SubField 1: 1,405 out of 78,896 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 235,448 | 246,659 |
| Total Cites | 2,908 | 3,166 |
| H-index | 28 | 28 |
| Hm-index | 10 | 11 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 96 | 104 |
| Number of Single+First Authored Papers | 33 | 33 |
| Total Cites to Single+First Authored Papers | 692 | 780 |
| Number of Single+First+Last Authored Papers | 57 | 57 |
| Total Cites to Single+First+Last Authored Papers | 1,266 | 1,394 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,512 | 2,623 |
| Ratio of Total Citations to Distinct Citing Papers | 1.16 | 1.21 |
| Self-Citation Percentage |
8.15%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
Analytical Chemistry
Rank in SubField 1: 1,244 out of 70,192 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 188,187 | 189,756 |
| Total Cites | 2,543 | 2,833 |
| H-index | 27 | 27 |
| Hm-index | 10 | 12 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 92 | 101 |
| Number of Single+First Authored Papers | 43 | 43 |
| Total Cites to Single+First Authored Papers | 743 | 863 |
| Number of Single+First+Last Authored Papers | 71 | 71 |
| Total Cites to Single+First+Last Authored Papers | 1,200 | 1,379 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,117 | 2,212 |
| Ratio of Total Citations to Distinct Citing Papers | 1.20 | 1.28 |
| Self-Citation Percentage |
10.24%
|
|
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Chemistry
SubField 1:
Inorganic & Nuclear Chemistry
SubField 2:
Analytical Chemistry
Rank in SubField 1: 1,284 out of 72,062 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 179,233 | 176,984 |
| Total Cites | 2,548 | 2,848 |
| H-index | 26 | 28 |
| Hm-index | 10 | 12 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 90 | 97 |
| Number of Single+First Authored Papers | 44 | 44 |
| Total Cites to Single+First Authored Papers | 729 | 851 |
| Number of Single+First+Last Authored Papers | 74 | 74 |
| Total Cites to Single+First+Last Authored Papers | 1,253 | 1,444 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,125 | 2,218 |
| Ratio of Total Citations to Distinct Citing Papers | 1.20 | 1.28 |
| Self-Citation Percentage |
10.53%
|
|
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