E.I. Obiajunwa

Obafemi Awolowo University

Publishing since 1983, latest 2021

Radiation
Materials Chemistry
Radiological and Ultrasound Technology
Analytical Chemistry
Artificial Intelligence
Mechanical Engineering

Their record on OpenAlex

Publications: 251983–2021
Citations: 488to those papers
h-index: 11i10-index 11
Field-weighted impact: 0.761.00 is the world average
World top 10%: 8%2 of 25 scored papers
Open access: 36%9 papers free to read

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

25 in all

Assessment of heavy metal pollution in soil samples from a gold mining area in Osun State, Nigeria using proton-induced X-ray emission
2021Scientific AfricanJournalOpen accessSenior author37 citations10.1016/j.sciaf.2021.e01047
The effect of incorporated recycled low density polyethylene (LDPE) on the fast neutron shielding behaviour (FNSB) of clay matrix using MCNP and PHITS Monte Carlo codes

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

Radiation936%
Materials Chemistry728%
Radiological and Ultrasound Technology520%
Analytical Chemistry416%
Artificial Intelligence416%
Mechanical Engineering416%
Pollution416%
Atomic and Molecular Physics, and Optics28%
Electrical and Electronic Engineering28%
Geophysics28%

Health Sciences
Physical Sciences

Topics most written on

X-ray Spectroscopy and Fluorescence Analysis7
Nuclear Physics and Applications6
Radioactivity and Radon Measurements5
Geochemistry and Geologic Mapping4
Heavy metals in environment4
Heavy Metals in Plants4
Radiation Shielding Materials Analysis4
ZnO doping and properties3
Electron and X-Ray Spectroscopy Techniques2
Geophysical and Geoelectrical Methods2
Metal and Thin Film Mechanics2
Mineral Processing and Grinding2

Who they write with

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

Where their co-authors are

12% of their papers have a co-author abroad

papers co-written1122223Home

Most frequent partner countries

United States3
Jordan1
Malaysia1
Saudi Arabia1

Papers with at least one author in that country.

Institutions written with most

University of CalabarNG3 papers
Federal University of Technology OwerriNG3 papers
Argonne National LaboratoryUS2 papers
Adekunle Ajasin UniversityNG2 papers
Imam Abdulrahman Bin Faisal UniversitySA1 paper
Isra UniversityJO1 paper
Sultan Zainal Abidin UniversityMY1 paper
University of OregonUS1 paper
Ekiti State UniversityNG1 paper
Osun State UniversityNG1 paper

Where they publish

Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms6
Ife Journal of Science2
Journal of Radioanalytical and Nuclear Chemistry2
Chemistry and Ecology1
Energy Sources Part A Recovery Utilization and Environmental Effects1
Engineering Science and Technology an International Journal

Development goals addressed

From each paper’s title and abstract

15Life on land5
14Life below water2
6Clean water and sanitation1
7Affordable and clean energy1
8Decent work and economic growth1
12Responsible consumption and production1

Most cited

Essential and trace element contents of some Nigerian medicinal plants
Journal of Radioanalytical and Nuclear Chemistry
2002104 citations
Chemical/Physical Characterization of Nigerian Honey
Pakistan Journal of Nutrition
200477 citationsOpen access · Hybrid
Characterisation of heavy metal pollutants of soils and sediments around a crude-oil production terminal using EDXRF
Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms
200274 citations

Radiation Physics and Chemistry

Ion beam analysis facility at the centre for energy research & development at Ile-Ife Nigeria and its applications in research

2019Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and AtomsJournalFirst authorCorresponding3 citations10.1016/j.nimb.2019.07.034

Friction and wear behavior of nitrogen-doped ZnO thin films deposited via MOCVD under dry contact

2016Engineering Science and Technology an International JournalJournalOpen access14 citations10.1016/j.jestch.2016.01.003

PIXE analysis of Thaumatococcus danielli in Osun State of Nigeria

2013Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and AtomsJournal5 citations10.1016/j.nimb.2013.06.051

Chemical/Physical Characterization of Nigerian Honey

2004Pakistan Journal of NutritionJournalOpen access77 citations10.3923/pjn.2004.278.281

Essential and trace element contents of some Nigerian medicinal plants

2002Journal of Radioanalytical and Nuclear ChemistryJournalFirst authorCorresponding104 citations10.1023/a:1015838300859

Characterisation of heavy metal pollutants of soils and sediments around a crude-oil production terminal using EDXRF

2002Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and AtomsJournalFirst authorCorresponding74 citations10.1016/s0168-583x(02)00499-8

Determination of the elemental composition of aerosol samples in the working environment of a secondary lead smelting company in Nigeria using EDXRF technique

2002Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and AtomsJournalFirst authorCorresponding8 citations10.1016/s0168-583x(02)00500-1

Analysis of some Nigerian solid mineral ores by energy-dispersive X-ray fluorescence spectroscopy

2001Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and AtomsJournalFirst authorCorresponding22 citations10.1016/s0168-583x(01)00766-2

Simultaneous PIXE and PIGME Analysis of a Nigerian Tar Sand Sample from a Deep Borehole

2000Journal of Radioanalytical and Nuclear ChemistryJournalFirst authorCorresponding24 citations10.1023/a:1006710722339

Elemental analysis of limestone samples from Ewekoro limestone deposit in southwest Nigeria

2000Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and AtomsJournalFirst author9 citations10.1016/s0168-583x(00)00182-8

ISRN Analytical Chemistry1

Journal of Fundamental and Applied Sciences1

How it can be read

36% free to read

Diamond 3 · 12%Free to read and to publish
Gold 2 · 8%In an open-access journal
Hybrid 1 · 4%Open in a subscription journal
Bronze 2 · 8%Free to read, no open licence
Green 1 · 4%A copy in a repository
Closed 16 · 64%Behind a paywall

Who funds it

6 of 25 papers name a funder

Centre for Engineering Research and Development3
International Atomic Energy Agency2
Argonne National Laboratory1
Australian Nuclear Science and Technology Organisation1
Massachusetts Institute of Technology1