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Year
Sial, Alcídes Nóbrega

Sial, Alcídes Nóbrega

Universidade Federal de Pernambuco, Brazil

2026 Rank: 304,936

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

Earth & Environmental Sciences

SubField 1:

Geology

SubField 2:

Geochemistry & Geophysics

Rank in SubField 1: 317 out of 17,936 Researchers

Data For The Year: 2026
Metrics Self-Citations Excluded All
Rank Based on Composite Score304,936300,784
Total Cites406488
H-index67
Hm-index33
Number of Single Authored Papers33
Total Cites to Single Authored Papers56
Number of Single+First Authored Papers3636
Total Cites to Single+First Authored Papers5867
Number of Single+First+Last Authored Papers8282
Total Cites to Single+First+Last Authored Papers114139
Composite Score22
Number of Distinct Citing Papers326351
Ratio of Total Citations to Distinct Citing Papers 1.25 1.39
Self-Citation Percentage
16.80%
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Sial, Alcídes Nóbrega

Sial, Alcídes Nóbrega

Universidade Federal de Pernambuco, Brazil

2025 Rank: 191,131

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

Earth & Environmental Sciences

SubField 1:

Geology

SubField 2:

Geochemistry & Geophysics

Rank in SubField 1: 207 out of 17,259 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score191,131141,313
Total Cites521680
H-index810
Hm-index44
Number of Single Authored Papers33
Total Cites to Single Authored Papers34
Number of Single+First Authored Papers3636
Total Cites to Single+First Authored Papers95120
Number of Single+First+Last Authored Papers8181
Total Cites to Single+First+Last Authored Papers166213
Composite Score22
Number of Distinct Citing Papers392440
Ratio of Total Citations to Distinct Citing Papers 1.33 1.55
Self-Citation Percentage
23.38%
Found an error in your data? Contact us with your profile link. Contact Us →
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