Joseph Atubokiki Ajienka

University of Port Harcourt

Publishing since 1989, latest 2026

Ocean Engineering
Environmental Chemistry
Mechanical Engineering
Mechanics of Materials
Analytical Chemistry
Renewable Energy, Sustainability and the Environment

Publications: 991989–2026
Citations: 612to those papers
h-index: 13i10-index 23
Field-weighted impact: 1.021.00 is the world average
World top 10%: 8%8 of 97 scored papers
Open access: 24%24 papers free to read

5 other works — preprints, datasets and the like — are 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

99 in all

Comparative Environmental Impact Assessment of Toxicity Levels of Kinetic Hydrate Inhibitors in Deepwater Offshore Environments: Experimental and Conceptual Models
2026SPE Nigeria Annual International Conference and ExhibitionPublication0 citations10.2118/234843-ms
Triple Helix and Education 5.0
2026Publication0 citations

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

Ocean Engineering6768%
Environmental Chemistry2424%
Mechanical Engineering2323%
Mechanics of Materials1717%
Analytical Chemistry1616%
Renewable Energy, Sustainability and the Environment1616%
Aerospace Engineering1515%
Economics and Econometrics77%
Biomaterials55%
Environmental Engineering55%

Physical Sciences
Social Sciences

Topics most written on

Reservoir Engineering and Simulation Methods38
Methane Hydrates and Related Phenomena24
Hydraulic Fracturing and Reservoir Analysis22
Drilling and Well Engineering18
Enhanced Oil Recovery Techniques17
Oil and Gas Production Techniques17
Petroleum Processing and Analysis16
Hydrocarbon exploration and reservoir analysis15
Spacecraft and Cryogenic Technologies15
Global Energy and Sustainability Research13
Offshore Engineering and Technologies13
Energy, Environment, and Transportation Policies6

Who they write with

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

Where their co-authors are

34% of their papers have a co-author abroad

papers co-written123451122Home

Most frequent partner countries

United States22
Ghana11
Korea1
Serbia1
Malaysia1
Portugal1
United Kingdom1

Papers with at least one author in that country.

Institutions written with most

World BankUS17 papers
University of Cape CoastGH7 papers
Pennsylvania State UniversityUS4 papers
Kumasi Technical UniversityGH3 papers
Nigerian National Petroleum Company LimitedNG3 papers
Abubakar Tafawa Balewa UniversityNG2 papers
University of OklahomaUS1 paper
Korea Institute of Energy ResearchKR1 paper
Universidade do PortoPT1 paper
University of AberdeenGB1 paper

Where they publish

SPE Nigeria Annual International Conference and Exhibition35
Nigeria Annual International Conference and Exhibition15
Journal of Petroleum Science and Engineering5
Applied Petrochemical Research2
Energy Sources2
Global Journal of Engineering and Technology Advances

Development goals addressed

From each paper’s title and abstract

14Life below water15
9Industry, innovation and infrastructure13
6Clean water and sanitation11
12Responsible consumption and production6
8Decent work and economic growth5
15Life on land3
7Affordable and clean energy2
2

Most cited

A Review of Water Shutoff Treatment Strategies in Oil Fields
Nigeria Annual International Conference and Exhibition6
201061 citations
Waxy Crude Oil Handling in Nigeria: Practices, Problems, and Prospects
Energy Sources
199036 citations
Effect of bio-based flow improver on the microscopic and low-temperature flow properties of waxy crude oil
Journal of Petroleum Exploration and Production Technology12

Molecular Insight into the Inhibitory Effects of Amino Acids on Natural Gas Hydrate

2025SPE Nigeria Annual International Conference and ExhibitionPublication0 citations10.2118/228699-ms

Formulation of Green Oilfield Demulsifiers using Annona Muricata Seed Oil Extracts

2025Journal of Science Innovation and Technology ResearchJournalOpen access0 citations10.70382/ajsitr.v9i9.039

MODELING OILFIELD DEMULSIFICATION PROPERTIES OF Annona Muricata SEED OIL DERIVED EXTRACTS

2025International Journal of Engineering Research and TechnologyJournalOpen access0 citations10.70382/tijert.v09i5.008

Analysis of Energy-Economic Dynamics in Canadian Provinces: Insights from Data Analytics

2024SPE Canadian Energy Technology Conference and ExhibitionConference0 citations10.2118/218109-ms

Application of Artificial Neural Network to Predict Downhole Conditions of Oil Wells Using Wellhead Data

2024SPE Nigeria Annual International Conference and ExhibitionPublication0 citations10.2118/221742-ms

Inhibition Effect of Order Brassicales Plant Extract (BPE) on Methane Gas Hydrate Formation in a Gas Dominated System

2023SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author2 citations10.2118/217155-ms

The use of locally formulated green de-oiler in oil field effluent water treatment

2023Global Journal of Engineering and Technology AdvancesJournalOpen access1 citation10.30574/gjeta.2023.15.3.0112

Optimization Model for Crude Oil Allocation in Nigeria

2022International Journal of Latest Technology in Engineering Management & Applied ScienceJournalOpen access0 citations10.51583/ijltemas.2022.111001

Prediction of Scale Precipitation by Modelling its Thermodynamic Properties using Machine Learning Engineering

2022SPE Nigeria Annual International Conference and ExhibitionPublication6 citations10.2118/212010-ms

Gas Hydrate Formation and Dissociation: Effect of Salinity of Formation Water in Subsea Flowline

2022SPE Nigeria Annual International Conference and ExhibitionPublication3 citations10.2118/212011-ms

Musaceae Extract PSJ as Green Inhibitors in a Gas Dominated System

2022SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author1 citation10.2118/212017-ms

Application of Steam Flooding for Heavy Oil recovery: Case Study of Suitable Nigerian Heavy Oil Reservoirs

2022Book Publisher International (a part of SCIENCEDOMAIN International)Book chapterSenior author0 citations10.9734/bpi/ist/v3/15091d

Corrosivity of Niger Delta Environment for Corrosion Control and Management

2022SPE Nigeria Annual International Conference and ExhibitionPublication1 citation10.2118/212012-ms

Effect of bio-based flow improver on the microscopic and low-temperature flow properties of waxy crude oil

2021Journal of Petroleum Exploration and Production TechnologyJournalOpen access26 citations10.1007/s13202-020-01078-x

Estimating Fair Market Value of Petroleum Assets in Nigeria: A Risk-Based Approach

2021SPE Nigeria Annual International Conference and ExhibitionPublication0 citations10.2118/207078-ms

Modeling the Chance of Commerciality of Petroleum Assets for Economic Development

2021Journal of Energy Research and ReviewsJournalOpen accessSenior author0 citations10.9734/jenrr/2021/v8i330214

Mitigation capacity of an eco-friendly locally sourced surfactant for gas hydrate inhibition in an offshore environment

2021Journal of Petroleum Exploration and Production TechnologyJournalOpen accessCorresponding10 citations10.1007/s13202-021-01127-z

Potency of starch in hydrate inhibition in a field within Gulf of Guinea Using Aspen Hysys

2021Global Journal of Engineering and Technology AdvancesJournalOpen accessSenior author3 citations10.30574/gjeta.2021.7.1.0049

Recovery of Nigerian Heavy Oil: Application of Steam Flooding

2021Journal of Energy Research and ReviewsJournalOpen accessSenior author3 citations10.9734/jenrr/2021/v8i430218

Zingiberales Extract ZE: A Locally Sourced Natural Compound as Gas Hydrate Inhibitor

2021SPE Nigeria Annual International Conference and ExhibitionPublication2 citations10.2118/207154-ms

Review of Python Applications in Solving Oil and Gas Problems

2021Journal of Engineering Research and ReportsJournalOpen accessSenior author1 citation10.9734/jerr/2021/v21i317448

Eco-Toxicity of 2-Di Methylamino Ethylmethacrylate 2-DMAEM as a Commercial Kinetic Hydrate Inhibitor KHI

2021SPE Nigeria Annual International Conference and ExhibitionPublication1 citation10.2118/207156-ms

The Choke as a Brainbox for Smart Wellhead Control

2021European Journal of Engineering and Technology ResearchJournalOpen accessSenior author0 citations10.24018/ejeng.2021.6.1.2346

Performance Evaluation of Natural Gas Value Chain in Nigeria

2020SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author2 citations10.2118/203725-ms

Investigating the Nexus Between Nigerian Rig Rates and Crude Oil Prices

2020SPE Nigeria Annual International Conference and ExhibitionPublication3 citations10.2118/203608-ms

Investigating the Nexus Between Nigerian Rig Rates and Crude Oil Prices

2020International Journal of Economics and Management StudiesJournalOpen access2 citations10.14445/23939125/ijems-v7i2p111

Performance Evaluation of Cashew Nut Shell Liquid CNSL as Flow Improver for Waxy Crude Oils

2019SPE Nigeria Annual International Conference and ExhibitionPublication12 citations10.2118/198721-ms

Journal of Energy Research and Reviews2

Journal of Petroleum Exploration and Production Technology2

How it can be read

24% free to read

Diamond 11 · 11%Free to read and to publish
Gold 6 · 6%In an open-access journal
Hybrid 5 · 5%Open in a subscription journal
Bronze 1 · 1%Free to read, no open licence
Green 1 · 1%A copy in a repository
Closed 75 · 76%Behind a paywall

Who funds it

5 of 99 papers name a funder

World Bank Group2
International Centre of Insect Physiology and Ecology1
Pennsylvania State University1
Tertiary Education Trust Fund1
U.S. Department of Energy1

17Partnerships for the goals1

Impact of PVT correlations development on hydrocarbon accounting: The case of the Niger Delta

Journal of Petroleum Science and Engineering9

201125 citationsWorld top 10%