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 Analysis of Gas Hydrate Inhibitors: Local and Conventional
2019Publication7 citations10.2118/197429-ms
Rheological Properties of Terminalia Mantaly Exudate as Drilling Mud Additive
2019SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author6 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
Universiti Teknologi PetronasMY1 paper
Korea Institute of Energy ResearchKR1 paper
University of BelgradeRS1 paper
University of OklahomaUS1 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

Gas Hydrate Inhibition in a Simulated Offshore Environment Using Local Inhibitor

2018SPE Nigeria Annual International Conference and ExhibitionPublication14 citations10.2118/193439-ms

System Dynamic Modelling for Forecasting Crude Oil Reserves and Production Capacity: A Case Study of Nigeria

2018SPE Nigeria Annual International Conference and ExhibitionPublication3 citations10.2118/193463-ms

Quantifying the Impact of Water and Gas on Oil Production

2018SPE Nigeria Annual International Conference and ExhibitionPublication2 citations10.2118/193501-ms

Economic Decision Making and Risk Analysis for Water and Gas Shut-Off Application

2018SPE Nigeria Annual International Conference and ExhibitionPublication1 citation10.2118/193500-ms

The Impact of Crude Oil Emulsion on Horizontal Separator Efficiency

2017SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author1 citation10.2118/189081-ms

Determination of Wax Precipitation Tendency Using Sara Analysis

2017SPE Nigeria Annual International Conference and ExhibitionPublication7 citations10.2118/189130-ms

Evaluation of Polymeric Water and Gas Shut-Off Treatments in Oil Wells

2017SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author3 citations10.2118/189136-ms

Economic Optimization of Water and Gas Shut-Off Treatment in Oil Wells

2017SPE Nigeria Annual International Conference and ExhibitionPublication1 citation10.2118/189134-ms

Assessment of Factors Influencing Inflow Performance Relationships of Horizontal Oil Wells: A New Approach

2016SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author2 citations10.2118/184316-ms

Impact of Oil Base Mud Contamination OBM on Waxy Crude Properties

2016SPE Nigeria Annual International Conference and ExhibitionPublication2 citations10.2118/184338-ms

Model to Predict the Viscosity of Waxy Crude oil

2016SPE Nigeria Annual International Conference and ExhibitionPublication1 citation10.2118/184360-ms

The Effect of Reservoir Pressure Drawdown on Well Completion/Performance Efficiency

2015SPE Nigeria Annual International Conference and ExhibitionPublication3 citations10.2118/178313-ms

Thermodynamic Modelling for Mapping Wax Deposition Envelope for an Identified Niger Delta Oilfield

2015SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author3 citations10.2118/178317-ms

Comparative Analysis of Permanent Downhole Gauges and their Applications

2014SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author10 citations10.2118/172435-ms

Review of Sand Production from Oil Well Completions across Depositional Environments in the Niger Delta

2014SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author5 citations10.2118/172484-ms

Development of Piezoelectric Tool for Preventing Wax Deposition in Oil Flow Lines.

2014International Petroleum Technology ConferencePublication1 citation10.2523/iptc-17790-ms

Classification and Management of Liquid Loading in Gas Wells

2013SPE Nigeria Annual International Conference and ExhibitionPublicationSenior author11 citations10.2118/167603-ms

Sanding Prediction using Rock Mechanical Properties (A Parametric Study)

2012Nigeria Annual International Conference and ExhibitionPublication4 citations10.2118/162945-ms

Natural Gas as an Alternative Fossil Fuel; The Prospect and The Market In 2020

2012Nigeria Annual International Conference and ExhibitionPublicationSenior author2 citations10.2118/163031-ms

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

2011Journal of Petroleum Science and EngineeringJournalSenior author25 citations10.1016/j.petrol.2011.12.017

Economic Analysis of GTP, GTL, CNG, NGH for Offshore Gas Development in Nigeria

2011Nigeria Annual International Conference and ExhibitionPublicationSenior author11 citations10.2118/150756-ms

Effect of Water-Cut on Sandstone Strength and Its Implications in Sand Production Prediction

2011Nigeria Annual International Conference and ExhibitionPublicationSenior author7 citations10.2118/150758-ms

Studies on the mechanism of using piezoelectric energy to control wax deposition

2011Journal of Emerging Trends in Engineering and Applied SciencesJournalSenior author3 citations

Economics of Monetisation of Stranded Gases in Nigeria

2011Nigeria Annual International Conference and ExhibitionPublication4 citations10.2118/150757-ms

The Impact of Sand Control Techniques on the Efficiency of Horizontal Wells

2011Nigeria Annual International Conference and ExhibitionPublication0 citations10.2118/150810-ms

Prediction of Gas Wells Performance Using Wellhead and Production Data

2011Energy Sources Part A Recovery Utilization and Environmental EffectsJournalSenior author0 citations10.1080/15567030903261840

Evaluation of Horizontal Well Completion and Performance Efficiency Using a Visual Basic Software – H-WELLEFF

2011Nigeria Annual International Conference and ExhibitionPublicationSenior author0 citations10.2118/150763-ms

A Review of Water Shutoff Treatment Strategies in Oil Fields

2010Nigeria Annual International Conference and ExhibitionPublicationSenior author61 citations10.2118/136969-ms

Selecting Economical Viable Project Using the Effective Profit Indices and Investment Margin Concept

2010Nigeria Annual International Conference and ExhibitionPublicationSenior author3 citations10.2118/136962-ms

Modeling of Hydrate Dissociation in Subsea Natural Gas Production Flowlines

2010Nigeria Annual International Conference and ExhibitionPublicationSenior author0 citations10.2118/136961-ms

Continuing Education: Adding Value for Industry Professionals

2010The Way AheadJournalFirst authorCorresponding0 citations10.2118/0310-026-twa

Comparative Evaluation of Models for Joint Venture Agreement and Production Sharing Contract Fiscal Systems in Nigeria

2009Nigeria Annual International Conference and ExhibitionPublicationSenior author2 citations10.2118/128886-ms

Use of Thermal Insulation to Prevent Hydrate and Paraffin Wax Deposition

2007Nigeria Annual International Conference and ExhibitionPublicationSenior author14 citations10.2118/111903-ms

Critical Success Factors for Well Stimulation

2005Nigeria Annual International Conference and ExhibitionPublicationSenior author8 citations10.2118/98823-ms

Multiphase Flow Metering:An Evaluation of Discharge Coefficients

1994Journal of Canadian Petroleum TechnologyJournalFirst author11 citations10.2118/94-08-07

Application of mass balance of kick fluid in well control

1991Journal of Petroleum Science and EngineeringJournalFirst author5 citations10.1016/0920-4105(91)90035-l

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%