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Call for papersThe 2026 special issue on Climate & Health is open for submissions.Learn more
Open Journal of Energy Efficiency (OJEE) is an open access journal published quarterly. The goal of this journal is to provide a platform for scientists and academicians all over the world to promote, share, and discuss various new issues and developments in all areas of energy efficiency. All manuscripts must be prep…
Vincent Katutsi, Turyareeba Dickson, Adella Grace Migisha
This paper examines the factors that Uganda’s households consider when making fuel choices for cooking and investigates the key drivers of fuel choice. The study adopts a quantitative cross sectional research design. The dependent variable of the empirical mo…
Thomas J. Taylor
Low-slope roofing assemblies include a wide range of insulation and single ply membrane attachment methods. Previous studies have shown that mechanical attachment using metal fasteners leads to significant thermal bridging and consequent loss of insulation va…
John Vourdoubas
An increase in energy efficiency and a reduction of carbon emissions in buildings are prerequisites for mitigating climate change. Public buildings should be energy-refurbished for minimizing their energy use, complying with EU legislation and directives. The…
Khaled S. AlQdah, Osama Alhazmi, Mustafa Mohammad, Abdulelah Alzahrani, Hussein Alaqeel
In this work, a survey is used to investigate the current energy performance for Faculty of Applied Medical Sciences (previously Faculty of Engineering) at Taibah University in Medina city. The results of the survey show that several factors affect the energy…
Roméo Gilbert Ngock, Jean Gaston Tamba, Salomé Ndjakomo, Francis Djanna, Max Ndame
This paper aims at presenting analysis of the thermodynamic of the performance of an absorption refrigeration system of the single-effect ammonia/sodium thiocyanate couple. Since the generator is the starting point for the operation of system, one of the most…
Gaël Lassina Sawadogo, Serge Wendsida Igo, Abdoulaye Compaore, Drissa Ouedraogo, Xavier Chesneau, Belkacem Zeghmati
This work concerns an experimental and numerical study of energy losses in a typical oven usually used in the agro-food craft sector in Burkina Faso. The experimental results were obtained by infrared thermography of the oven and by monitoring the evolution o…
Eunice Akyereko Adjei, Samuel Amos-Abanyie, Siddig Omer
The dominant property of building envelope fabric which contributes significantly to minimize electricity utilization in building is the thermo-physical properties. There is inadequate literature on representative practical data of thermo-physical properties…
Wahab A. Iddrisu, Sampson T. Appiah, Khalid Abdul-Mumin, Abdul-Rahman Abdul-Samed
One of the cherished assets of every economy is electricity since it has proven to be the major source of energy for industrialization. Developing economies like Ghana have suffered the downside of poor management of the already inadequate electrical energy a…
Filip Milojkovic, Fernando Zuniga, Arash Zandi, Knuth Posern, Erol Uen
In order to promote digital innovations in the field of energy use and monitoring in all end customer sectors, the Federal Ministry for Economic Affairs and Energy (BMWi) has launched the “ Pilotprogramm Einsparz ä hler ” in 2016. The program promotes th…
Rijan Karkee, Sumit Khadka
The performance of solar panels significantly degrades due to dust accumulation but cleaning too frequently will severely impact the financial benefits of the installation of solar panels. This paper assumes a realistic linear model for accumulation of dust o…
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Open Journal of Energy Efficiency (OJEE) is an open access journal published quarterly. The goal of this journal is to provide a platform for scientists and academicians all over the world to promote, share, and discuss various new issues and developments in all areas of energy efficiency. All manuscripts must be prep… All articles are open access under a CC BY 4.0 licence, with authors retaining copyright.
Authors submit their manuscript, metadata, and declarations through the portal. There is no submission fee.
The editorial office screens the manuscript for scope, completeness, and formatting before assigning a handling editor.
At least two independent reviewers evaluate the manuscript under single-blind review. Where revisions are required, authors respond point by point.
On acceptance the article processing charge is invoiced and the CC BY 4.0 copyright handover is signed.
The article is copyedited, typeset, and given a DOI, then publishes open access with a permanent link.
Manuscripts must be original and not under consideration elsewhere. Submit in Microsoft Word or LaTeX with figures at 300 dpi minimum. Structure research articles as Abstract, Introduction, Methods, Results, Discussion, and References.
Use the journal's numbered (Vancouver) reference style. Cite sources consecutively in the order they appear, and ensure every reference is complete and retrievable.
Declare all funding sources, conflicts of interest, and ethical approvals (including informed consent and animal-care statements where applicable).