Mark Obinna Onyema
AD Scientific Index 2024
Natural Sciences / Chemical Sciences
SCORES | RANKINGS | ||||
---|---|---|---|---|---|
In University of Port Harcourt (789) | In Nigeria (23,007) | In Africa (101,065) | World (2,068,178) | ||
Total H Index | 9 | #95 | #4,898 | #26,665 | #961,599 |
Last 6 years H Index | 8 | #86 | #4,617 | #??? | #??? |
Last 6 years / Total H Index
|
0.889 | ||||
Total i10 Index | 9 | #95 | #4,831 | #??? | #??? |
Last 6 years i10 Index | 7 | #84 | #4,532 | #??? | #??? |
Last 6 years / Total i10 Index | 0.778 | ||||
Total Citation | 253 | #212 | #10,893 | #??? | #??? |
Last 6 years Citation | 220 | #95 | #4,926 | #??? | #??? |
Last 6 years / Total Citation | 0.870 | ||||
Natural Sciences * |
#19 (56) * |
#789 (3,121) * |
(15,290) * |
(289,390) * |
|
Chemical Sciences *
Petroleum and Environmental Geochemistry | |
#6 (20) * |
#352 (987) * |
(4,422) * |
(61,566) * |
* Jul 24, 2024 According to Total H Index. BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field 'others' (666.655 scientists) profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that.
Top % 3: Indicates that the scientist is among the Top 3% Scientists in the specified subject among the scientists in the AD Scientific Index in the World and/or Country.
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Top % 3: Indicates that the scientist is among the Top 3% Scientists in the specified subject among the scientists in the AD Scientific Index in the World and/or Country.
Use [email protected] to report an inappropriate profile, death, or other conditions that would require the deletion of the relevant profile. Data Privacy Policy:You can send a message to [email protected] to have your information removed from here, and your data will be deleted within 5 business days at the latest. Free of charge changes: University/institution changes (by emailing [email protected] with your AD Scientific Index ID number and evidence) Paid changes: Click for Changes, Registration, Adding Profile, Premium Membership
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University / Institution Rankings
University of Port Harcourt Rankings
AD Scientific Index ID
4495164
Web Of Science Researcher ID
H-Index , Verified Peer Reviews, Citing Articles
ORCID ID
Scopus Author ID
H-Index, Citations, Documents
Researchgate
Research Interest Score, h-index
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school
Academic Degree
First 10 Best Scientists in Natural Sciences / Chemical Sciences in the World
By World Rank
Jun Chen
Jun Chen
Nankai University
#55
Jiaguo Yu
Jiaguo Yu
China University of Geosciences
#239
Lei Jiang
Lei Jiang
Institute of Chemistry, Chinese Academy of Sciences
#355
Peidong Yang
Peidong Yang
University of California Berkeley
#378
Krzysztof Matyjaszewski
Krzysztof Matyjaszewski
Carnegie Mellon University
#392
Hongjie Dai
Hongjie Dai
Stanford University
#402
George Church
George Church
Harvard University
#456
John Yates
John Yates
Scripps Research Institute
#466
Chad Mirkin
Chad Mirkin
Northwestern University
#516
Xiaoyuan Shawn Chen
Xiaoyuan Shawn Chen
National University of Singapore
#536
First 10 Best Scientists in Natural Sciences / Chemical Sciences in Nigeria
By World Rank
Olugbenga Solomon Bello
Olugbenga Solomon Bello
Ladoke Akintola University of Technology
#59,305
Emeka Oguzie
Emeka Oguzie
Federal University of Technology Owerri
#59,649
Oladele Osibanjo
Oladele Osibanjo
University of Ibadan
#78,094
Kayode Adebowale
Kayode Adebowale
University of Ibadan
#81,410
Lukman O. Olasunkanmi
Lukman O. Olasunkanmi
Obafemi Awolowo University
#93,950
Folahan Amoo Adekola
Folahan Amoo Adekola
University of Ilorin
#125,285
Moses M. Solomon
Moses M. Solomon
Covenant University Ota
#129,262
Emmanuel I. Unuabonah
Emmanuel I. Unuabonah
Redeemer's University
#137,993
Abolanle S Adekunle
Abolanle S Adekunle
Obafemi Awolowo University
#138,778
Chukwujindu Maxwell Azubuike Iwegbue
Chukwujindu Maxwell Azubuike Iwegbue
Delta State University Nigeria
#146,816
First 10 Best Scientists in Natural Sciences / Chemical Sciences in University of Port Harcourt
By World Rank
Michael Horsfall Jnr
Michael Horsfall Jnr
Natural Sciences
Chemical Sciences
#243,174
Chukwunonye M. Ojinnaka
Chukwunonye M. Ojinnaka
Natural Sciences
Chemical Sciences
#609,100
Ozioma Achugasim
Ozioma Achugasim
Natural Sciences
Chemical Sciences
#851,300
Millicent Uzoamaka Ibezim-Ezeani
Millicent Uzoamaka Ibezim-Ezeani
Natural Sciences
Chemical Sciences
#919,862
Oe Afieroho
Oe Afieroho
Natural Sciences
Chemical Sciences
#959,907
Mark Obinna Onyema
Mark Obinna Onyema
Natural Sciences
Chemical Sciences
#961,736
Nnaemeka Chinedu Ngobiri
Nnaemeka Chinedu Ngobiri
Natural Sciences
Chemical Sciences
#1,021,116
Kingsley John Orie
Kingsley John Orie
Natural Sciences
Chemical Sciences
#1,104,659
Pereware Adowei
Pereware Adowei
Natural Sciences
Chemical Sciences
#1,132,469
Remy Ukachukwu Duru
Remy Ukachukwu Duru
Natural Sciences
Chemical Sciences
#1,168,323
First 10 Best Scientists in Natural Sciences in Nigeria
By World Rank
Isaac Lare Animasaun
Isaac Lare Animasaun
Natural Sciences
Mathematical Sciences
#53,638
Olugbenga Solomon Bello
Olugbenga Solomon Bello
Natural Sciences
Chemical Sciences
#59,305
Emeka Oguzie
Emeka Oguzie
Natural Sciences
Chemical Sciences
#59,649
Zainuriah Hassan
Zainuriah Hassan
Natural Sciences
Physics
#63,162
Nnabuk Okon Eddy
Nnabuk Okon Eddy
Natural Sciences
Physics
#70,268
Oladele Osibanjo
Oladele Osibanjo
Natural Sciences
Chemical Sciences
#78,094
James Legg
James Legg
Natural Sciences
Biological Science
#81,352
Kayode Adebowale
Kayode Adebowale
Natural Sciences
Chemical Sciences
#81,410
Lukman O. Olasunkanmi
Lukman O. Olasunkanmi
Natural Sciences
Chemical Sciences
#93,950
Fabian Ezema
Fabian Ezema
Natural Sciences
Physics
#94,070
First 10 Best Scientists in University of Port Harcourt
By World Rank
Iheanyi Omezuruike Okonko
Iheanyi Omezuruike Okonko
Medical and Health Sciences
Microbiology
#126,929
Akpan Ndem Ikot
Akpan Ndem Ikot
Natural Sciences
Physics
#145,201
Sunny O. Abarikwu
Sunny O. Abarikwu
Medical and Health Sciences
Biochemistry
#185,242
Peter James Kpolovie
Peter James Kpolovie
Education
Education (Other, All)
#197,094
Michael Horsfall Jnr
Michael Horsfall Jnr
Natural Sciences
Chemical Sciences
#243,174
Chukwudi Onyeaso
Chukwudi Onyeaso
Medical and Health Sciences
Dentistry
#243,694
Sampson Chimene Obiam
Sampson Chimene Obiam
Business & Management
Public Administration
#276,442
Jude C. Ikewuchi
Jude C. Ikewuchi
Medical and Health Sciences
Pharmacy & Pharmaceutical Sciences
#287,468
Catherine C. Ikewuchi
Catherine C. Ikewuchi
Medical and Health Sciences
Pharmacy & Pharmaceutical Sciences
#287,517
Chioma B. Chikere
Chioma B. Chikere
Medical and Health Sciences
Microbiology
#321,432