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Takayama, Osamu

Technical University of Denmark, Denmark

2025 Rank: 253,060

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Physics & Astronomy

SubField 1:

Optics

SubField 2:

Optoelectronics & Photonics

Rank in SubField 1: 1,098 out of 80,301 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score253,060166,157
Total Cites284369
H-index911
Hm-index44
Number of Single Authored Papers22
Total Cites to Single Authored Papers26
Number of Single+First Authored Papers2626
Total Cites to Single+First Authored Papers7191
Number of Single+First+Last Authored Papers4242
Total Cites to Single+First+Last Authored Papers127162
Composite Score22
Number of Distinct Citing Papers238252
Ratio of Total Citations to Distinct Citing Papers 1.19 1.46
Self-Citation Percentage
23.04%
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Takayama, Osamu

Technical University of Denmark, Denmark

2024 Rank: 327,408

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Physics & Astronomy

SubField 1:

Optics

SubField 2:

Optoelectronics & Photonics

Rank in SubField 1: 1,527 out of 78,127 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score327,408283,170
Total Cites243280
H-index910
Hm-index33
Number of Single Authored Papers11
Total Cites to Single Authored Papers01
Number of Single+First Authored Papers2525
Total Cites to Single+First Authored Papers9499
Number of Single+First+Last Authored Papers3737
Total Cites to Single+First+Last Authored Papers121133
Composite Score22
Number of Distinct Citing Papers195212
Ratio of Total Citations to Distinct Citing Papers 1.25 1.32
Self-Citation Percentage
13.21%
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Takayama, Osamu

Technical University of Denmark, Denmark

2022 Rank: 252,408

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Physics & Astronomy

SubField 1:

Optics

SubField 2:

Optoelectronics & Photonics

Rank in SubField 1: 1,078 out of 64,044 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score252,408208,784
Total Cites226270
H-index89
Hm-index33
Number of Single Authored Papers11
Total Cites to Single Authored Papers13
Number of Single+First Authored Papers2424
Total Cites to Single+First Authored Papers113127
Number of Single+First+Last Authored Papers3232
Total Cites to Single+First+Last Authored Papers122143
Composite Score22
Number of Distinct Citing Papers169184
Ratio of Total Citations to Distinct Citing Papers 1.34 1.47
Self-Citation Percentage
16.30%
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Takayama, Osamu

Danmarks Tekniske Universitet, Denmark

2021 Rank: 233,236

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Physics & Astronomy

SubField 1:

Optics

SubField 2:

Optoelectronics & Photonics

Rank in SubField 1: 1,079 out of 64,512 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score233,236184,639
Total Cites328419
H-index1213
Hm-index45
Number of Single Authored Papers11
Total Cites to Single Authored Papers12
Number of Single+First Authored Papers2323
Total Cites to Single+First Authored Papers181221
Number of Single+First+Last Authored Papers2828
Total Cites to Single+First+Last Authored Papers194240
Composite Score22
Number of Distinct Citing Papers232260
Ratio of Total Citations to Distinct Citing Papers 1.41 1.61
Self-Citation Percentage
21.72%
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