Journal profile · ENERGY & FUELS
Journal of Energy in Southern Africa
ISSN 1021-447X · eISSN 2413-3051 · Energy Research Institute, University of Cape Town · SOUTH AFRICA · Quarterly
Journal of Energy in Southern Africa: CAS Zone 4 · Engineering (2025 upgraded edition); impact factor 0.57; diamond open access (no APC); no APC; review about 6 months (community reports); community-reported acceptance: easy; 6 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
Journal of Energy in Southern Africa is published by Energy Research Institute, University of Cape Town and is in Zone 4 of Engineering in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Energy and Environment Impacts, Hybrid Renewable Energy Systems and Solar Radiation and Photovoltaics, together about 35.4% of its articles. Its main subfields are Renewable Energy, Sustainability and the Environment. (generated from OpenAlex topic counts and CAS ranking data)
The journal has a regional focus on southern Africa. Manuscripts that are accepted for consideration to publish in the journal must address energy issues in southern Africa or have a clear component relevant to southern Africa, including research that was set-up or designed in the region. The southern African region is considered to be constituted by the following fifteen (15) countries: Angola, Botswana, Democratic Republic of Congo, Lesotho, Malawi, Madagascar, Mauritius, Mozambique, Namibia, Seychelles, South Africa, Swaziland, Tanzania, Zambia and Zimbabwe. Within this broad field of energy research, topics of particular interest include energy efficiency, modelling, renewable energy, poverty, sustainable development, climate change mitigation, energy security, energy policy, energy governance, markets, technology and innovation.The Journal of Energy in Southern Africa (JESA) is inter-disciplinary, with contributions accepted from energy studies, and related disciplines including: engineering, economics, sociology, political science, history, geography, public policy, science and technology studies, environmental science, international relations. Multi-disciplinary submissions are particularly welcome.
From the journal's Aims & Scope
Research area (LetPub): ENERGY & FUELS
Main research topics OpenAlex counts of recent articles; shares are approximate
- Energy and Environment ImpactsEnvironmental Science21.8%
- Hybrid Renewable Energy SystemsEnergy7.6%
- Solar Radiation and PhotovoltaicsComputer Science6.1%
- Photovoltaic System Optimization TechniquesEnergy5.7%
- Solar Thermal and Photovoltaic SystemsEnergy5.7%
- Energy Efficiency and ManagementEnergy5.3%
- Energy, Environment, and Transportation PoliciesEnergy4.1%
- Global Energy and Sustainability ResearchEnergy3.9%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Engineering Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 4 |
| Minor | Energy & Fuels | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Engineering Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 4 |
| Minor | Energy & Fuels | Zone 4 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Engineering Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 4 |
| Minor | Energy & Fuels | Zone 4 |
Top journal: noReview journal: no
Database indexing
SCIEScopusDOAJLetPub
International journal early-warning lists: not listed in any editionLetPub
Indexing the journal's website claims
SciELOPublisher website
Other: ProQuest, Crossref
As the journal's website lists them, not checked against each database; for Web of Science editions the records above apply.
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor
- 0.57LetPub ·
- CiteScore 2026-06
- 3.8LetPub ·
- SJR 2026-06
- 0.35LetPub ·
- SNIP 2026-06
- 0.38LetPub ·
- h-index
- 15LetPub ·
- h-index
- 37OpenAlex ·
- i10-index
- 252OpenAlex ·
- 2-year mean citedness
- 1.72OpenAlex ·
- Self-citation rate
- 12.5%LetPub ·
- Share of gold OA articles
- 100%LetPub ·
Volume
- Articles per year
- 5LetPub ·
Articles by year OpenAlex count · 585 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 5 | 5 | 1 |
| 2025 | 6 | 6 | 2 |
| 2024 | 7 | 7 | 28 |
| 2023 | 1 | 1 | 3 |
| 2022 | 19 | 19 | 150 |
| 2021 | 28 | 28 | 212 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Review & acceptance
Review time and acceptance
- Average review time (community reports)
- about 6 monthsLetPub ·
- Average acceptance (community reports)
- EasyLetPub ·
- Submission to publication (journal-reported)
- about 18 weeksDOAJ ·
- Peer review
- Double anonymous peer reviewDOAJ
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Diamond open access (no APC)DOAJ
Every article is open access and authors pay no article processing charge.
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| DOAJ | No APC | No | CC BY-SA | |
| OpenAlex | ZAR 5,000 | — | — | |
| LetPub | No APC | No | — |
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Submission
Article types and submission policies (journal website)
What to prepare6 items from the author guidelines
- Abstract
- ≤ 250 words
- Keywords
- ≤ 5
- Manuscript length
- ≤ 7,000 words
- Reference style
- Harvard
- Suggested reviewers
- Required, 4
- Highlights
- Required
Policy excerpts from the journal's websiteAI use, License & copyright, Peer review, Plagiarism
- AI use Guidelines on the Use of Artificial Intelligence (AI)-Generated Content
AI-generated content must be disclosed in acknowledgments, identifying the AI system and sections affected. Model summary
Authors must disclose the use of artificial intelligence (AI) in the preparation of any manuscript submitted to the Journal of Energy in Southern Africa. This includes, but is not limited to, AI-generated text, figures, images, and code. Such disclosure should be made in the acknowledgments section of the manuscript.
Source ↗Publisher website ·- License & copyright Copyright & License Terms
Copyright remains with authors; articles re-usable under CC BY-SA 4.0. Model summary
Copyright remains with the author/s of the article/s. All articles published in JESA can be re-used under the following CC license: CC BY-SA Creative Commons Attribution-ShareAlike 4.0 International License. Refer to the Publishing Agreement, to accompany each submitted manuscript.
Source ↗Publisher website ·- Peer review
Double-blind peer review; manuscripts must be anonymised. Model summary
To ensure the integrity of anonymous peer-review, every effort should be made to prevent the identities of the authors and reviewers from being known to each other.
Source ↗Publisher website ·- Plagiarism Plagiarism Policy
Plagiarism policy: manuscripts containing plagiarism will not be considered; post-publication cases investigated and may be retracted. Model summary
Plagiarism is defined as the use of another's work, words or ideas without attribution or permission, and representation of them as one’s own original work. Plagiarism may take many forms, ranging from major plagiarism (the copy-and-paste of large amounts of text), to minor plagiarism without dishonest intent (e.g. when an author uses parts of an introduction from an earlier paper) and even self-p…
Source ↗Publisher website ·
Excerpts are quoted from the journal's website; "model summary" lines are written by Workers AI and checked against the text. The journal's website is authoritative.
Profile
Publication details and official links
- Publisher
- Energy Research Institute, University of Cape Town
- Country or region
- SOUTH AFRICA
- Language
- English
- Frequency
- Quarterly
- ISSN
- 1021-447X
- Electronic ISSN
- 2413-3051
- Latest issue on the website
- Volume 37, Issue 1 (2026)
- Official links
- Journal homepage ↗OpenAlex
- Author guidelines ↗LetPub
- Aims & Scope ↗LetPub
- APC information ↗DOAJ
- Open access statement ↗DOAJ
- License & copyright ↗DOAJ
- Peer review process ↗LetPub
- Editorial board ↗LetPub
FAQ
Frequently asked questions about Journal of Energy in Southern Africa
What CAS zone is Journal of Energy in Southern Africa in?
In the 2025 upgraded edition of the CAS Journal Ranking, Journal of Energy in Southern Africa is in Zone 4 of Engineering, and in Zone 4 of the minor category Energy & Fuels. In the 2026 Xinrui edition it is in Zone 4 of Engineering. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Journal of Energy in Southern Africa?
The latest impact factor listed by LetPub is 0.57; CiteScore 3.8, h-index 37.
How long does peer review take at Journal of Energy in Southern Africa?
Authors report an average review time of about 6 months; the community-reported acceptance is “Easy”. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
What are the manuscript requirements of Journal of Energy in Southern Africa?
According to the journal's author guidelines: Abstract: ≤ 250 words; Keywords: ≤ 5; Manuscript length: ≤ 7,000 words; Reference style: Harvard; Suggested reviewers: Required, 4; Highlights: Required. A model extracted these from the author guidelines and each was checked against the text; check the latest version on the journal's website before submitting.
Which databases index Journal of Energy in Southern Africa?
According to LetPub and DOAJ records, Journal of Energy in Southern Africa is indexed in SCIE, Scopus and DOAJ. The journal's website also lists SciELO; that list has not been checked against each database.
Is Journal of Energy in Southern Africa open access, and what is the APC?
Journal of Energy in Southern Africa is a diamond open-access journal (no APC). It charges no article processing charge.
Sources and updates
The facts on this page come from LetPub, OpenAlex, DOAJ, Publisher website; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-25). Last updated: .