Umar, Ahmad
Najran University,
Saudi Arabia
2022 Rank: 23,054
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Applied Physics
SubField 2:
Materials
Rank in SubField 1: 593 out of 289,917 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 23,054 | 19,311 |
| Total Cites | 14,534 | 17,896 |
| H-index | 60 | 69 |
| Hm-index | 31 | 34 |
| Number of Single Authored Papers | 6 | 6 |
| Total Cites to Single Authored Papers | 87 | 109 |
| Number of Single+First Authored Papers | 105 | 105 |
| Total Cites to Single+First Authored Papers | 3,806 | 4,726 |
| Number of Single+First+Last Authored Papers | 203 | 203 |
| Total Cites to Single+First+Last Authored Papers | 6,250 | 7,706 |
| Composite Score | 3 | 4 |
| Number of Distinct Citing Papers | 12,349 | 13,536 |
| Ratio of Total Citations to Distinct Citing Papers | 1.18 | 1.32 |
| Self-Citation Percentage |
18.79%
|
|
Umar, Ahmad
Najran University,
Saudi Arabia
2021 Rank: 23,685
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Physics & Astronomy
SubField 1:
Applied Physics
SubField 2:
Materials
Rank in SubField 1: 582 out of 269,833 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 23,685 | 19,796 |
| Total Cites | 13,541 | 16,772 |
| H-index | 58 | 66 |
| Hm-index | 29 | 32 |
| Number of Single Authored Papers | 6 | 6 |
| Total Cites to Single Authored Papers | 84 | 106 |
| Number of Single+First Authored Papers | 90 | 90 |
| Total Cites to Single+First Authored Papers | 3,649 | 4,543 |
| Number of Single+First+Last Authored Papers | 181 | 181 |
| Total Cites to Single+First+Last Authored Papers | 5,925 | 7,330 |
| Composite Score | 3 | 4 |
| Number of Distinct Citing Papers | 11,457 | 12,586 |
| Ratio of Total Citations to Distinct Citing Papers | 1.18 | 1.33 |
| Self-Citation Percentage |
19.26%
|
|
Umar, Ahmad
Najran University,
Saudi Arabia
2020 Rank: 26,775
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Enabling & Strategic Technologies
SubField 1:
Materials
SubField 2:
Nanoscience & Nanotechnology
Rank in SubField 1: 312 out of 177,931 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 26,775 | 22,573 |
| Total Cites | 10,762 | 13,604 |
| H-index | 52 | 58 |
| Hm-index | 26 | 29 |
| Number of Single Authored Papers | 6 | 6 |
| Total Cites to Single Authored Papers | 83 | 105 |
| Number of Single+First Authored Papers | 87 | 87 |
| Total Cites to Single+First Authored Papers | 3,311 | 4,154 |
| Number of Single+First+Last Authored Papers | 172 | 172 |
| Total Cites to Single+First+Last Authored Papers | 5,011 | 6,297 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 9,019 | 9,971 |
| Ratio of Total Citations to Distinct Citing Papers | 1.19 | 1.36 |
| Self-Citation Percentage |
20.89%
|
|
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