Chang, Fi John
National Taiwan University,
Taiwan
2025 Rank: 149356
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Environmental Engineering
SubField 2:
Environmental Sciences
Rank in SubField 1: 766 out of 64516 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 149356 | 158468 |
| Total Cites | 7592 | 8667 |
| H-index | 51 | 54 |
| Hm-index | 25 | 26 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 57 | 57 |
| Total Cites to Single+First Authored Papers | 2856 | 3151 |
| Number of Single+First+Last Authored Papers | 140 | 140 |
| Total Cites to Single+First+Last Authored Papers | 5884 | 6661 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 6061 | 6364 |
| Ratio of Total Citations to Distinct Citing Papers | 1.25 | 1.36 |
| Self-Citation Percentage |
12.40%
|
|
Chang, Fi John
National Taiwan University,
Taiwan
2024 Rank: 154083
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Environmental Engineering
SubField 2:
Environmental Sciences
Rank in SubField 1: 776 out of 60423 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 154083 | 163267 |
| Total Cites | 6701 | 7695 |
| H-index | 47 | 50 |
| Hm-index | 23 | 24 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 57 | 57 |
| Total Cites to Single+First Authored Papers | 2653 | 2943 |
| Number of Single+First+Last Authored Papers | 133 | 133 |
| Total Cites to Single+First+Last Authored Papers | 5244 | 5977 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 5287 | 5559 |
| Ratio of Total Citations to Distinct Citing Papers | 1.27 | 1.38 |
| Self-Citation Percentage |
12.92%
|
|
Chang, Fi John
National Taiwan University,
Taiwan
2023 Rank: 161109
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Environmental Engineering
SubField 2:
Environmental Sciences
Rank in SubField 1: 809 out of 57175 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 161109 | 164321 |
| Total Cites | 5873 | 6793 |
| H-index | 43 | 48 |
| Hm-index | 22 | 23 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 56 | 56 |
| Total Cites to Single+First Authored Papers | 2448 | 2728 |
| Number of Single+First+Last Authored Papers | 127 | 127 |
| Total Cites to Single+First+Last Authored Papers | 4673 | 5354 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4606 | 4851 |
| Ratio of Total Citations to Distinct Citing Papers | 1.28 | 1.40 |
| Self-Citation Percentage |
13.54%
|
|
Chang, Fi John
National Taiwan University,
Taiwan
2022 Rank: 166237
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Environmental Engineering
SubField 2:
Environmental Sciences
Rank in SubField 1: 835 out of 54000 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 166237 | 169543 |
| Total Cites | 4943 | 5774 |
| H-index | 40 | 44 |
| Hm-index | 20 | 22 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 56 | 56 |
| Total Cites to Single+First Authored Papers | 2184 | 2451 |
| Number of Single+First+Last Authored Papers | 120 | 120 |
| Total Cites to Single+First+Last Authored Papers | 4006 | 4625 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3825 | 4048 |
| Ratio of Total Citations to Distinct Citing Papers | 1.29 | 1.43 |
| Self-Citation Percentage |
14.39%
|
|
Chang, Fi John
National Taiwan University,
Taiwan
2021 Rank: 166276
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Environmental Engineering
SubField 2:
Environmental Sciences
Rank in SubField 1: 832 out of 51126 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 166276 | 167383 |
| Total Cites | 4581 | 5393 |
| H-index | 37 | 42 |
| Hm-index | 20 | 22 |
| Number of Single Authored Papers | 3 | 3 |
| Total Cites to Single Authored Papers | 0 | 0 |
| Number of Single+First Authored Papers | 56 | 56 |
| Total Cites to Single+First Authored Papers | 2081 | 2346 |
| Number of Single+First+Last Authored Papers | 115 | 115 |
| Total Cites to Single+First+Last Authored Papers | 3753 | 4363 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3534 | 3750 |
| Ratio of Total Citations to Distinct Citing Papers | 1.30 | 1.44 |
| Self-Citation Percentage |
15.06%
|
|
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