Journal profile · Energy & Fuels
Journal of the Energy Institute
ISSN 1743-9671 · eISSN 1746-0220 · Elsevier BV · ENGLAND · Quarterly
Journal of the Energy Institute: CAS Zone 2 · Engineering (2025 upgraded edition); impact factor 6.46; hybrid open access; APC about USD 3,830; review about 56 days (submission to acceptance, publisher); community-reported acceptance: easy; 419 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
Journal of the Energy Institute is published by Elsevier BV and is in Zone 2 of Engineering in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Thermochemical Biomass Conversion Processes, Advanced Combustion Engine Technologies and Catalytic Processes in Materials Science, together about 40.2% of its articles. Its main subfields are Biomedical Engineering. (generated from OpenAlex topic counts and CAS ranking data)
The Journal of the Energy Institute provides peer-reviewed coverage of original high-quality research on energy, engineering and technology.The coverage is broad, and the main areas of interest include:• Combustion engineering and associated technologies; power generation; engines and propulsion; emissions and environmental pollution control; clean coal technologies; carbon abatement technologies; • Emissions and environmental pollution control; • Alternative energy sources; biomass utilisation and biomass conversion technologies; energy from waste, incineration; • Energy conversion, energy recovery; fuel cells; • Energy storage; • Clean energy technologies; pyrolysis/gasification; future fuels; hydrogen.The journal's coverage reflects changes in energy technology that result from the transition to more efficient energy production and end use together with reduced carbon emissions.This journal welcomes contributions that support and advance the UN's sustainable development goals, in particular SDG 7 (Affordable and clean energy)
From the journal's Aims & Scope
Research area (LetPub): Energy & Fuels
Editorial board by country: 5 in mainland China (about 25%); most named United Kingdom 8, Mainland China 5, Germany 3, Spain 2, Hong Kong, China 1 (20 members with a country) Editorial board ↗Publisher website ·
Main research topics OpenAlex counts of recent articles; shares are approximate
- Thermochemical Biomass Conversion ProcessesEngineering20.5%
- Advanced Combustion Engine TechnologiesChemical Engineering9.9%
- Catalytic Processes in Materials ScienceMaterials Science9.9%
- Combustion and flame dynamicsEngineering7.7%
- Biodiesel Production and ApplicationsEngineering5.4%
- Catalysts for Methane ReformingChemical Engineering4.5%
- Catalysis and Hydrodesulfurization StudiesEngineering3.8%
- Coal and Its By-productsEarth and Planetary Sciences3.8%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Engineering Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 2 |
| Minor | Energy & Fuels | Zone 3 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Engineering Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 2 |
| Minor | Energy & Fuels | Zone 3 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Engineering Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 2 |
| Minor | Energy & Fuels | Zone 3 |
Top journal: noReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Indexing the journal's website claims
PubMedPublisher website
Other: 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
- 6.46LetPub ·
- Impact factor (publisher)
- 6.5Publisher website ·
- CiteScore 2026-06
- 9.5LetPub ·
- CiteScore (publisher)
- 9.5Publisher website ·
- SJR 2026-06
- 1.17LetPub ·
- SNIP 2026-06
- 1.24LetPub ·
- h-index
- 31LetPub ·
- h-index
- 95OpenAlex ·
- i10-index
- 1,649OpenAlex ·
- 2-year mean citedness
- 7.33OpenAlex ·
- Self-citation rate
- 7.7%LetPub ·
- Share of gold OA articles
- 7.7%LetPub ·
Volume
- Articles per year
- 401LetPub ·
Articles by year OpenAlex count · 3,004 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 259 | 46 | 229 |
| 2025 | 419 | 39 | 2,632 |
| 2024 | 389 | 36 | 4,962 |
| 2023 | 284 | 45 | 6,281 |
| 2022 | 157 | 18 | 4,594 |
| 2021 | 167 | 10 | 5,019 |
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
Publisher-reported review time from the journal's website
56 dayssubmission to acceptance · community reports over 12 weeks
The publisher's own definition applies; dates from this journal's articles in the last 24 months are not available yet, so the publisher's figure is used.
Figures by source
- Average review time (community reports)
- over 12 weeksLetPub ·
- Average acceptance (community reports)
- EasyLetPub ·
- Submission to first decision
- 3 daysPublisher website ·
- First decision after review
- 36 daysPublisher website ·
- Submission to acceptance
- 56 daysPublisher website ·
- Acceptance to publication
- 2 daysPublisher website ·
- Peer review
- Single anonymous peer reviewPublisher website
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
Hybrid open accessLetPub
A subscription journal in which authors can pay to publish their article open access.
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| OpenAlex | USD 3,830 / EUR 3,580 / GBP 3,070 / JPY 475,030 | — | — |
A hybrid journal charges the APC only when the author chooses open access; publishing under the subscription model is usually free.
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 prepare5 items from the author guidelines
- Reference style
- Numbered, in order of citation
- Suggested reviewers
- Required
- Highlights
- Required
- Graphical abstract
- Optional
- Cover letter
- Required
Article types accepted4, with length limits
- letterThe majority of the articles published in the journal are original Full Length Articles, which should report new and original research of high quality that meet…Length not stated
- original researchThe majority of the articles published in the journal are original Full Length Articles, which should report new and original research of high quality that meet…Length not stated
- review articleThe majority of the articles published in the journal are original Full Length Articles, which should report new and original research of high quality that meet…Length not stated
- short communicationThe majority of the articles published in the journal are original Full Length Articles, which should report new and original research of high quality that meet…main text ≤ 2,000 words
Policy excerpts from the journal's websiteAI use, Authorship, Conflicts of interest, Publication ethics, License & copyright, Open access, Peer review, Preprints
- AI use Declaration of generative AI in scientific writing
Authors must declare the use of generative AI tools in the manuscript preparation process upon submission of the paper.Generative AI and AI-assisted technologies (“AI tools”) have been rapidly adopted in research and scholarly publishing, offering significant benefits while requiring clear standards for responsible and transparent use.Authors preparing a manuscript for this journal may use AI tool…
Source ↗Publisher website ·- Authorship Author contributions
For transparency, we require corresponding authors to provide co-author contributions to the manuscript using the relevant CRediT roles. The CRediT taxonomy includes 14 different roles describing each contributor's specific contribution to the scholarly output. The roles are: Conceptualization; Data curation; Formal analysis; Funding acquisition; Investigation; Methodology; Project administration;…
Source ↗Publisher website ·- Conflicts of interest Declaration of competing interest
All authors must disclose any financial and personal relationships with other people or organizations that could inappropriately influence (bias) their work. Examples of potential conflicts of interest include employment, consultancies, stock ownership, honoraria, paid expert testimony, patent applications/registrations, and grants or other funding. Authors should complete the declaration of compe…
Source ↗Publisher website ·- Publication ethics
Declaration of competing interest: all authors must disclose financial and personal relationships that could inappropriately influence their work. Model summary
All authors must disclose any financial and personal relationships with other people or organizations that could inappropriately influence (bias) their work. Examples of potential conflicts of interest include employment, consultancies, stock ownership, honoraria, paid expert testimony, patent applications/registrations, and grants or other funding.
Source ↗Publisher website ·- License & copyright Copyright
Upon acceptance of an article, authors will be asked to complete a 'Journal Publishing Agreement' (see more information on this). An e-mail will be sent to the corresponding author confirming receipt of the manuscript together with a 'Journal Publishing Agreement' form or a link to the online version of this agreement.Subscribers may reproduce tables of contents or prepare lists of articles includ…
Source ↗Publisher website ·- Open access Open access
Please visit our Open Access page for more information about open access publishing in this journal.
Source ↗Publisher website ·- Peer review Peer review
Authors should submit names and institutional e-mail addresses of several potential reviewers; should not suggest colleagues or recent co-authors/collaborators (last three years). Model summary
This journal operates a single anonymized review process. All contributions will be initially assessed by the editor for suitability for the journal. Papers deemed suitable are then typically sent to a minimum of two independent expert reviewers to assess the scientific quality of the paper. The Editor is responsible for the final decision regarding acceptance or rejection of articles. The Editor'…
Source ↗Publisher website ·- Preprints Preprint references
Where a preprint has subsequently become available as a peer-reviewed publication, the formal publication should be used as the reference. If there are preprints that are central to your work or that cover crucial developments in the topic, but are not yet formally published, these may be referenced. Preprints should be clearly marked as such, for example by including the word preprint, or the nam…
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
- Elsevier BV
- Country or region
- ENGLAND
- Language
- English
- Frequency
- Quarterly
- ISSN
- 1743-9671
- Electronic ISSN
- 1746-0220
- Official links
- Journal homepage ↗OpenAlex
- Submission system ↗LetPub
- Special issues ↗Publisher website
FAQ
Frequently asked questions about Journal of the Energy Institute
What CAS zone is Journal of the Energy Institute in?
In the 2025 upgraded edition of the CAS Journal Ranking, Journal of the Energy Institute is in Zone 2 of Engineering, and in Zone 3 of the minor category Energy & Fuels. In the 2026 Xinrui edition it is in Zone 2 of Engineering. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Journal of the Energy Institute?
The latest impact factor listed by LetPub is 6.46; CiteScore 9.5, h-index 95.
How long does peer review take at Journal of the Energy Institute?
The publisher reports about 56 days (submission to acceptance); authors report an average review time of over 12 weeks; 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 the Energy Institute?
According to the journal's author guidelines: Reference style: Numbered, in order of citation; Suggested reviewers: Required; Highlights: Required; Graphical abstract: Optional; Cover letter: 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.
Where are the editorial board members of Journal of the Energy Institute based?
Of the 20 board members whose country the journal's board page names, 5 (about 25%) are in mainland China; the countries named most often are United Kingdom (8), Mainland China (5) and Germany (3). Counted from the institutions listed on the board page; for reference only.
Which databases index Journal of the Energy Institute?
According to LetPub and DOAJ records, Journal of the Energy Institute is indexed in SCIE and Scopus. The journal's website also lists PubMed; that list has not been checked against each database.
Is Journal of the Energy Institute open access, and what is the APC?
Journal of the Energy Institute is a hybrid journal. For open-access publication: APC about USD 3,830.
Sources and updates
The facts on this page come from LetPub, Publisher website, OpenAlex; 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 2026-08-26). Last updated: .