Ziegler, Alan D.
National University of Singapore,
Singapore
2025 Rank: 86934
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Environmental Engineering
SubField 2:
Meteorology & Atmospheric Sciences
Rank in SubField 1: 398 out of 64516 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 86934 | 79743 |
| Total Cites | 8877 | 10495 |
| H-index | 50 | 55 |
| Hm-index | 20 | 22 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 25 | 32 |
| Number of Single+First Authored Papers | 53 | 53 |
| Total Cites to Single+First Authored Papers | 2184 | 2651 |
| Number of Single+First+Last Authored Papers | 115 | 115 |
| Total Cites to Single+First+Last Authored Papers | 4705 | 5686 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 7468 | 8281 |
| Ratio of Total Citations to Distinct Citing Papers | 1.19 | 1.27 |
| Self-Citation Percentage |
15.42%
|
|
Ziegler, Alan D.
Maejo University,
Thailand
2024 Rank: 93089
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Environmental Engineering
SubField 2:
Meteorology & Atmospheric Sciences
Rank in SubField 1: 421 out of 60423 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 93089 | 83300 |
| Total Cites | 7701 | 9202 |
| H-index | 45 | 51 |
| Hm-index | 19 | 21 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 23 | 30 |
| Number of Single+First Authored Papers | 53 | 53 |
| Total Cites to Single+First Authored Papers | 2066 | 2522 |
| Number of Single+First+Last Authored Papers | 113 | 113 |
| Total Cites to Single+First+Last Authored Papers | 4319 | 5259 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 6391 | 7130 |
| Ratio of Total Citations to Distinct Citing Papers | 1.20 | 1.29 |
| Self-Citation Percentage |
16.31%
|
|
Ziegler, Alan D.
Maejo University,
Thailand
2023 Rank: 98779
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Earth & Environmental Sciences
SubField 1:
Environmental Engineering
SubField 2:
Meteorology & Atmospheric Sciences
Rank in SubField 1: 448 out of 57175 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 98779 | 88410 |
| Total Cites | 6576 | 7877 |
| H-index | 42 | 48 |
| Hm-index | 18 | 20 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 20 | 27 |
| Number of Single+First Authored Papers | 52 | 52 |
| Total Cites to Single+First Authored Papers | 1928 | 2356 |
| Number of Single+First+Last Authored Papers | 109 | 109 |
| Total Cites to Single+First+Last Authored Papers | 3927 | 4768 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 5392 | 6003 |
| Ratio of Total Citations to Distinct Citing Papers | 1.22 | 1.31 |
| Self-Citation Percentage |
16.52%
|
|
Ziegler, Alan D.
Maejo University,
Thailand
2022 Rank: 109975
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Environmental Engineering
SubField 2:
Environmental Sciences
Rank in SubField 1: 503 out of 54000 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 109975 | 95368 |
| Total Cites | 5508 | 6729 |
| H-index | 39 | 44 |
| Hm-index | 17 | 19 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 15 | 22 |
| Number of Single+First Authored Papers | 53 | 53 |
| Total Cites to Single+First Authored Papers | 1786 | 2207 |
| Number of Single+First+Last Authored Papers | 106 | 106 |
| Total Cites to Single+First+Last Authored Papers | 3475 | 4315 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4455 | 5002 |
| Ratio of Total Citations to Distinct Citing Papers | 1.24 | 1.35 |
| Self-Citation Percentage |
18.15%
|
|
Ziegler, Alan D.
Maejo University,
Thailand
2021 Rank: 106680
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Environmental Engineering
SubField 2:
Ecology
Rank in SubField 1: 485 out of 51126 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 106680 | 92220 |
| Total Cites | 5147 | 6306 |
| H-index | 38 | 43 |
| Hm-index | 16 | 19 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 16 | 23 |
| Number of Single+First Authored Papers | 51 | 51 |
| Total Cites to Single+First Authored Papers | 1730 | 2140 |
| Number of Single+First+Last Authored Papers | 100 | 100 |
| Total Cites to Single+First+Last Authored Papers | 3316 | 4128 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 4134 | 4651 |
| Ratio of Total Citations to Distinct Citing Papers | 1.25 | 1.36 |
| Self-Citation Percentage |
18.38%
|
|
Ziegler, Alan D.
National University of Singapore,
Singapore
2020 Rank: 122359
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Environmental Engineering
SubField 2:
Ecology
Rank in SubField 1: 551 out of 42482 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 122359 | 104713 |
| Total Cites | 4152 | 5153 |
| H-index | 33 | 39 |
| Hm-index | 15 | 17 |
| Number of Single Authored Papers | 1 | 1 |
| Total Cites to Single Authored Papers | 11 | 17 |
| Number of Single+First Authored Papers | 51 | 51 |
| Total Cites to Single+First Authored Papers | 1542 | 1933 |
| Number of Single+First+Last Authored Papers | 98 | 98 |
| Total Cites to Single+First+Last Authored Papers | 2808 | 3537 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3272 | 3687 |
| Ratio of Total Citations to Distinct Citing Papers | 1.27 | 1.40 |
| Self-Citation Percentage |
19.43%
|
|