Leo C. Osuji

University of Port Harcourt

Also at World Bankfrom their recent papers

Publishing since 2002, latest 2026

Analytical Chemistry
Mechanics of Materials
Pollution
Water Science and Technology
Artificial Intelligence
Health, Toxicology and Mutagenesis

Publications: 1102002–2026
Citations: 1,048to those papers
h-index: 20i10-index 27
Field-weighted impact: 0.661.00 is the world average
World top 10%: 6%7 of 109 scored papers
Open access: 68%75 papers free to read

1 other work — a preprint, a dataset or the like — is listed but not counted.

By year

Papers, and the citations to them

Publications, left axisCitations to that year’s papers, right axis2026 still in progress

Career

On their papers

Every institution they have given on a paper.

Publications

110 in all

Geochemical Appraisal of the Depositional Environment and Source Organic Matter of Crude Oils from Some Oil Fields in Bayelsa State, Nigeria
2020DOAJ (DOAJ: Directory of Open Access Journals)JournalOpen access2 citations10.22050/ijogst.2020.221306.1538
Geochemical Characterization of Two Niger Delta Crude Oils and Their Mixtures II: Correlation of Bulk Properties and Aliphatic Hydrocarbons

Download CV:PDFWord

Citations received each year

Peerford

To all their work, old papers included. Google Scholar also counts citations from theses, books and web pages, so its line runs higher.

What they work on

From the classification of each paper

Subfields

Analytical Chemistry2926%
Mechanics of Materials2725%
Pollution2523%
Water Science and Technology2018%
Artificial Intelligence1715%
Health, Toxicology and Mutagenesis1312%
Renewable Energy, Sustainability and the Environment1312%
Ecology109%
Biomedical Engineering98%
Mechanical Engineering55%

Physical Sciences

Topics most written on

Petroleum Processing and Analysis28
Hydrocarbon exploration and reservoir analysis27
Geochemistry and Geologic Mapping17
Water Quality and Pollution Assessment14
Microbial bioremediation and biosurfactants12
Global Energy and Sustainability Research9
Heavy metals in environment8
Environmental Toxicology and Ecotoxicology7
Oil, Gas, and Environmental Issues7
Biodiesel Production and Applications6
Aquatic Ecosystems and Biodiversity5
Enhanced Oil Recovery Techniques5

Who they write with

Their most frequent co-authors, and the papers those co-authors share

Where their co-authors are

5% of their papers have a co-author abroad

papers co-written1122334Home

Most frequent partner countries

United States4
Russia1
China1
United Kingdom1

Papers with at least one author in that country.

Institutions written with most

Rivers State UniversityNG19 papers
World BankUS4 papers
University of IbadanNG4 papers
Madonna UniversityNG2 papers
Federal Polytechnic NekedeNG2 papers
Niger Delta UniversityNG2 papers
Akwa Ibom State UniversityNG2 papers
Nnamdi Azikiwe UniversityNG2 papers
Chinese Academy of SciencesCN1 paper
Tomsk Polytechnic UniversityRU1 paper

Where they publish

Chemistry & Biodiversity12
Journal of applied chemical science international9
Journal of Global Ecology and Environment7
Egyptian Journal of Petroleum5
Environmental Monitoring and Assessment5
Asian Journal of Current Research4

Development goals addressed

From each paper’s title and abstract

15Life on land23
6Clean water and sanitation13
14Life below water13
11Sustainable cities and communities5
2Zero hunger3
7Affordable and clean energy2
9Industry, innovation and infrastructure2
3

Most cited

Trace Heavy Metals Associated with Crude Oil: A Case Study of Ebocha‐8 Oil‐Spill‐Polluted Site in Niger Delta, Nigeria
Chemistry & Biodiversity
2004173 citationsWorld top 10%
The Isiokpo Oil-Pipeline Leakage: Total Organic Carbon/Organic Matter Contents of Affected Soils
Chemistry & Biodiversity15
200559 citationsWorld top 10%
Post‐Impact Assessment of Oil Pollution in Agbada West Plain of Niger Delta, Nigeria: Field Reconnaissance and Total Extractable Hydrocarbon Content

Science Journal of Chemistry

Engineered Sewage Treatment System in Selected Niger Delta Environment

2019Journal of Engineering Research and ReportsJournalOpen accessSenior author1 citation10.9734/jerr/2019/v9i117007

Acute Toxicity of Xylene on the African Catfish Clarias gariepinus

2019Journal of applied science and environmental managementJournalOpen accessSenior author0 citations10.4314/jasem.v23i7.10

The Future of Petroleum In Nigeria and Prospects of Shale Oil As An Alternative Energy Supplier

2017Journal of Chemical Society of NigeriaJournalOpen accessFirst authorCorresponding0 citations

Distribution of Polycyclic Aromatic Hydrocarbons in Soils within Vicinity of an Electronic Waste Open Burning Workshop in Aba, South East Nigeria

2017International Journal of Sciences: Basic and Applied ResearchJournalOpen accessSenior author0 citations

Characterization of Petroleum Hydrocarbons in Post-Burn Crude Oil-Spilled Soils, Gokana, Rivers State, Nigeria

2016Journal of applied science and environmental managementJournalOpen accessSenior author3 citations10.4314/jasem.v19i4.20

ADULTERATION OF PMS [GASOLINE] WITH CONDENSATES: IMPACT ON QUALITY ASSURANCE PARAMETERS

2016Journal of Chemical Society of NigeriaJournalOpen access3 citations

Chemometric representation of molecular marker data of some Niger Delta crude oils

2015Egyptian Journal of PetroleumJournalOpen accessSenior author10 citations10.1016/j.ejpe.2015.05.004

Management of Petroporphyrins in a crude oil polluted environment.

2013European Chemical BulletinJournalOpen accessSenior author4 citations10.17628/ecb.2013.2.794-796

Assessment of heavy metal pollution in muscles and internal organs of chickens raised in Rivers State, Nigeria

2012Journal of Emerging Trends in Engineering and Applied SciencesJournal26 citations

CHARACTERISATION OF POLYCYCLIC AROMATIC HYDROCARBONS (PAHs) IN ROAD PAVING ASPHALT

2012European Chemical BulletinJournalOpen accessSenior author6 citations10.17628/ecb.2013.2.188-190

Trace Metals and Volatile Aromatic Hydrocarbon Content of Ukpeliede-I Oil Spillage Site, Niger Delta, Nigeria

2011TSpace (University of Toronto)JournalOpen accessFirst author0 citations

Effect of Petroleum Condensate/Gasoline Mixture on Automotive Engines

2009Helvetica Chimica ActaJournalFirst authorCorresponding5 citations10.1002/hlca.200800285

Hydrocarbon contamination of a typical mangrove floor in Niger Delta, Nigeria

2006International Journal of Environmental Science and TechnologyJournalFirst authorCorresponding40 citations10.1007/bf03325939

Attenuation of Petroleum Hydrocarbons by Weathering: A Case Study

2006Chemistry & BiodiversityJournalFirst author21 citations10.1002/cbdv.200690046

Quantal response of Paleomonetes africanus in locally formulated drilling mud lubricants

2006Toxicological & Environmental Chemistry ReviewsJournalCorresponding3 citations10.1080/02772240600903029

Journal of applied science and environmental management

Journal of Chemical Society of Nigeria4

How it can be read

68% free to read

Diamond 45 · 41%Free to read and to publish
Gold 3 · 3%In an open-access journal
Hybrid 6 · 5%Open in a subscription journal
Bronze 11 · 10%Free to read, no open licence
Green 10 · 9%A copy in a repository
Closed 35 · 32%Behind a paywall

Who funds it

3 of 110 papers name a funder

Newcastle University2
University of Chicago1

Good health and well-being

12Responsible consumption and production1

17Partnerships for the goals1

Chemistry & Biodiversity

200457 citationsWorld top 10%

Prospects of emerging PAH sources and remediation technologies: insights from Africa

Environmental Science and Pollution Research

202350 citationsWorld top 10%