Nielsen, Per Halkjær
Aalborg University,
Denmark
2025 Rank: 9247
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biomedical Research
SubField 1:
Microbiology
SubField 2:
Environmental Engineering
Rank in SubField 1: 147 out of 217955 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 9247 | 8949 |
| Total Cites | 3499 | 3783 |
| H-index | 28 | 30 |
| Hm-index | 10 | 11 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 12 | 13 |
| Number of Single+First Authored Papers | 27 | 27 |
| Total Cites to Single+First Authored Papers | 115 | 118 |
| Number of Single+First+Last Authored Papers | 198 | 198 |
| Total Cites to Single+First+Last Authored Papers | 1477 | 1547 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2316 | 2382 |
| Ratio of Total Citations to Distinct Citing Papers | 1.51 | 1.59 |
| Self-Citation Percentage |
7.51%
|
|
Nielsen, Per Halkjær
Aalborg University,
Denmark
2024 Rank: 8885
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biomedical Research
SubField 1:
Microbiology
SubField 2:
Environmental Engineering
Rank in SubField 1: 161 out of 204759 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 8885 | 9341 |
| Total Cites | 3055 | 3320 |
| H-index | 26 | 27 |
| Hm-index | 10 | 10 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 13 | 14 |
| Number of Single+First Authored Papers | 27 | 27 |
| Total Cites to Single+First Authored Papers | 119 | 124 |
| Number of Single+First+Last Authored Papers | 192 | 192 |
| Total Cites to Single+First+Last Authored Papers | 1379 | 1459 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2014 | 2076 |
| Ratio of Total Citations to Distinct Citing Papers | 1.52 | 1.60 |
| Self-Citation Percentage |
7.98%
|
|
Nielsen, Per Halkjær
Aalborg University,
Denmark
2023 Rank: 10302
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biomedical Research
SubField 1:
Microbiology
SubField 2:
Environmental Engineering
Rank in SubField 1: 224 out of 190396 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 10302 | 10044 |
| Total Cites | 2847 | 3106 |
| H-index | 24 | 25 |
| Hm-index | 10 | 11 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 10 | 11 |
| Number of Single+First Authored Papers | 27 | 27 |
| Total Cites to Single+First Authored Papers | 139 | 151 |
| Number of Single+First+Last Authored Papers | 187 | 187 |
| Total Cites to Single+First+Last Authored Papers | 1493 | 1622 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1952 | 1999 |
| Ratio of Total Citations to Distinct Citing Papers | 1.46 | 1.55 |
| Self-Citation Percentage |
8.34%
|
|
Nielsen, Per Halkjær
Aalborg University,
Denmark
2022 Rank: 10312
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biomedical Research
SubField 1:
Microbiology
SubField 2:
Environmental Engineering
Rank in SubField 1: 230 out of 175943 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 10312 | 9186 |
| Total Cites | 2715 | 3026 |
| H-index | 24 | 26 |
| Hm-index | 10 | 10 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 11 | 14 |
| Number of Single+First Authored Papers | 27 | 27 |
| Total Cites to Single+First Authored Papers | 137 | 145 |
| Number of Single+First+Last Authored Papers | 180 | 180 |
| Total Cites to Single+First+Last Authored Papers | 1345 | 1486 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1866 | 1933 |
| Ratio of Total Citations to Distinct Citing Papers | 1.45 | 1.57 |
| Self-Citation Percentage |
10.28%
|
|
Nielsen, Per Halkjær
Aalborg Universitet,
2020 Rank: 9329
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biomedical Research
SubField 1:
Microbiology
SubField 2:
Environmental Engineering
Rank in SubField 1: 174 out of 134369 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 9329 | 9027 |
| Total Cites | 3240 | 3586 |
| H-index | 26 | 28 |
| Hm-index | 11 | 12 |
| Number of Single Authored Papers | 5 | 5 |
| Total Cites to Single Authored Papers | 9 | 9 |
| Number of Single+First Authored Papers | 26 | 26 |
| Total Cites to Single+First Authored Papers | 170 | 180 |
| Number of Single+First+Last Authored Papers | 169 | 169 |
| Total Cites to Single+First+Last Authored Papers | 1855 | 2017 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2210 | 2288 |
| Ratio of Total Citations to Distinct Citing Papers | 1.47 | 1.57 |
| Self-Citation Percentage |
9.65%
|
|
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