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Hirai, Takayuki

The University of Osaka, Japan

2025 Rank: 82,599

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Chemical Engineering

SubField 2:

Organic Chemistry

Rank in SubField 1: 363 out of 87,981 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score82,59989,352
Total Cites16,73718,270
H-index6973
Hm-index3335
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers6767
Total Cites to Single+First Authored Papers2,2242,529
Number of Single+First+Last Authored Papers251251
Total Cites to Single+First+Last Authored Papers15,04216,306
Composite Score33
Number of Distinct Citing Papers12,28812,579
Ratio of Total Citations to Distinct Citing Papers 1.36 1.45
Self-Citation Percentage
8.39%
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Hirai, Takayuki

Osaka University, Japan

2024 Rank: 80,255

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Chemical Engineering

SubField 2:

Organic Chemistry

Rank in SubField 1: 347 out of 79,314 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score80,25586,316
Total Cites15,24316,749
H-index6771
Hm-index3334
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers6767
Total Cites to Single+First Authored Papers2,1922,497
Number of Single+First+Last Authored Papers243243
Total Cites to Single+First+Last Authored Papers13,58614,824
Composite Score33
Number of Distinct Citing Papers11,27911,562
Ratio of Total Citations to Distinct Citing Papers 1.35 1.45
Self-Citation Percentage
8.99%
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Hirai, Takayuki

Osaka University, Japan

2023 Rank: 78,025

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Chemical Engineering

SubField 2:

Organic Chemistry

Rank in SubField 1: 320 out of 72,674 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score78,02583,697
Total Cites13,87115,343
H-index6468
Hm-index3234
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers6767
Total Cites to Single+First Authored Papers2,1672,472
Number of Single+First+Last Authored Papers235235
Total Cites to Single+First+Last Authored Papers12,24413,448
Composite Score33
Number of Distinct Citing Papers10,35310,629
Ratio of Total Citations to Distinct Citing Papers 1.34 1.44
Self-Citation Percentage
9.59%
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Hirai, Takayuki

Osaka University, Japan

2022 Rank: 75,006

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Chemical Engineering

SubField 2:

Organic Chemistry

Rank in SubField 1: 295 out of 67,880 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score75,00680,287
Total Cites12,44313,893
H-index6165
Hm-index3233
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers6767
Total Cites to Single+First Authored Papers2,1292,434
Number of Single+First+Last Authored Papers229229
Total Cites to Single+First+Last Authored Papers10,86612,048
Composite Score33
Number of Distinct Citing Papers9,3999,671
Ratio of Total Citations to Distinct Citing Papers 1.32 1.44
Self-Citation Percentage
10.44%
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Hirai, Takayuki

Osaka University, Japan

2021 Rank: 73,031

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Chemical Engineering

SubField 2:

Organic Chemistry

Rank in SubField 1: 293 out of 66,189 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score73,03177,085
Total Cites11,87913,276
H-index6064
Hm-index3133
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers6767
Total Cites to Single+First Authored Papers2,0982,402
Number of Single+First+Last Authored Papers226226
Total Cites to Single+First+Last Authored Papers10,40511,567
Composite Score33
Number of Distinct Citing Papers9,0409,306
Ratio of Total Citations to Distinct Citing Papers 1.31 1.43
Self-Citation Percentage
10.52%
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Hirai, Takayuki

Osaka University, Japan

2020 Rank: 70,891

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Chemistry

SubField 1:

Organic Chemistry

SubField 2:

Chemical Engineering

Rank in SubField 1: 1,335 out of 111,388 Researchers

Data For The Year: 2020
Metrics Self-Citations Excluded All
Rank Based on Composite Score70,89174,955
Total Cites10,38211,790
H-index5861
Hm-index3032
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers6767
Total Cites to Single+First Authored Papers2,0392,343
Number of Single+First+Last Authored Papers220220
Total Cites to Single+First+Last Authored Papers8,90010,042
Composite Score33
Number of Distinct Citing Papers7,9498,212
Ratio of Total Citations to Distinct Citing Papers 1.31 1.44
Self-Citation Percentage
11.94%
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