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Year
Hiroyuki, Kokawa

Hiroyuki, Kokawa

Tohoku University, Japan

2026 Rank: 83,771

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Enabling & Strategic Technologies

SubField 1:

Materials

SubField 2:

Applied Physics

Rank in SubField 1: 1,167 out of 330,896 Researchers

Data For The Year: 2026
Metrics Self-Citations Excluded All
Rank Based on Composite Score83,77179,479
Total Cites11,92813,410
H-index5557
Hm-index2324
Number of Single Authored Papers1313
Total Cites to Single Authored Papers6892
Number of Single+First Authored Papers4747
Total Cites to Single+First Authored Papers575744
Number of Single+First+Last Authored Papers170170
Total Cites to Single+First+Last Authored Papers5,8026,514
Composite Score33
Number of Distinct Citing Papers8,1708,551
Ratio of Total Citations to Distinct Citing Papers 1.46 1.57
Self-Citation Percentage
11.05%
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Hiroyuki, Kokawa

Hiroyuki, Kokawa

Tohoku University, Japan

2025 Rank: 76,256

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Enabling & Strategic Technologies

SubField 1:

Materials

SubField 2:

Applied Physics

Rank in SubField 1: 1,029 out of 314,399 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score76,25672,216
Total Cites11,24712,750
H-index5556
Hm-index2224
Number of Single Authored Papers1313
Total Cites to Single Authored Papers6791
Number of Single+First Authored Papers4848
Total Cites to Single+First Authored Papers642851
Number of Single+First+Last Authored Papers171171
Total Cites to Single+First+Last Authored Papers5,5546,303
Composite Score33
Number of Distinct Citing Papers7,6227,989
Ratio of Total Citations to Distinct Citing Papers 1.48 1.60
Self-Citation Percentage
11.79%
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