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

Heavy Metals Concentration and Pollution Index (HPI) in Drinking Water in Aba Metropolis, Nigeria
2026Environmental Monitoring and Pollution StudiesJournalOpen access0 citations10.70726/emps.2026.6575001
Assessment of Groundwater Quality in Aba Metropolis, Nigeria: Water Quality Index (WQI) Approach
2026Hydrogeology and Watershed Science

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

Water Pollution Management Using Eichhornia Crassipes (Water Hyacinth)

2026International Journal of Scientific Research and Modern Technology.JournalOpen access0 citations10.38124/ijsrmt.v5i6.1481

An Overview of Oil Spill Containment: The Niger Delta Perspective

2026Afrischolar DiscoveryJournalOpen accessFirst author0 citations10.60787/ijrti.vol3no1.74

Removal of Heavy Metals from Spent Automobile Engine Oil Using Oil Palm Biomass

2025Journal of applied chemical science internationalJournalOpen access1 citation10.56557/jacsi/2025/v16i19157

Alterations in Selected Soil Nutrients Impacted by Oil Spill in Ahoada, Rivers State of Nigeria

2025Journal of applied chemical science internationalJournalOpen access0 citations10.56557/jacsi/2025/v16i29574

Organic geochemical evaluation of crude oils from some producing fields in the Niger Delta basin, Nigeria

2024Journal of Petroleum Exploration and Production TechnologyJournalOpen accessSenior author9 citations10.1007/s13202-024-01799-3

Status of Soil Quality in the Vicinity of Artisanal Refining Sites in Rivers State, Nigeria

2023Asian Journal of Environment & EcologyJournalOpen accessSenior author2 citations10.9734/ajee/2023/v22i4508

Hydrocarbon Profile of Oil-Spill-Impacted Soils from Ogoni in Rivers State, Nigeria

2023Asian Journal of Applied Chemistry ResearchJournalOpen access3 citations10.9734/ajacr/2023/v13i2238

Chemometric Evaluation of Terpanes for Composition Allocation of Two Niger Delta Crude Oil Mixtures

2023Scholars International Journal of Chemistry and Material SciencesJournalOpen access0 citations10.36348/sijcms.2023.v06i02.001

Lethal Effects Of Aqueous Methanol On Juvenile Tropical Freshwater Fish (Oreochromis niloticus)

2022International journal of research and scientific innovationJournalOpen access2 citations10.51244/ijrsi.2022.91001

EVALUATION OF HEAVY METALS IN PLANTS FROM PREVIOUSLY REMEDIATED SITES IN NIGER DELTA, NIGERIA

2021HAL (Le Centre pour la Communication Scientifique Directe)JournalSenior author0 citations

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%