Journal profile · ENGINEERING, CHEMICAL
International Journal of Chemical Reactor Engineering
ISSN 2194-5748 · eISSN 1542-6580 · Walter de Gruyter · UNITED STATES
International Journal of Chemical Reactor Engineering: CAS Zone 4 · Engineering (2025 upgraded edition); impact factor 1.47; subscription journal; APC about USD 2,712; review 6–12 weeks (community reports); community-reported acceptance: easy; 128 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
International Journal of Chemical Reactor Engineering is published by Walter de Gruyter 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 Catalytic Processes in Materials Science, Fluid Dynamics and Mixing and Catalysis and Hydrodesulfurization Studies, together about 23.5% of its articles. Its main subfields are Biomedical Engineering. (generated from OpenAlex topic counts and CAS ranking data)
About this journal The current volume of The International Journal of Chemical Reactor Engineering is open access via Subscribe to Open (S2O). All accepted articles will be published under a Creative Commons license at no cost to authors. Learn more about De Gruyter Brill’s Subscribe to Open program.ObjectiveThe International Journal of Chemical R eactor Engineering covers the broad fields of theoretical and applied reactor engineering. The IJCRE covers topics drawn from the substantial areas of overlap between catalysis, reaction and reactor engineering. The journal is presently edited by Hugo de Lasa and Mozahar Hossain counting with an impressive list of Editorial Board leading specialists in chemical reactor engineering. Authors includen otable international professors and R&D industry leaders. TopicsChemical reaction engineeringSingle-phase and multi-phase reactor designCatalytic reactorsOperation and control of chemical reactorsNew chemical reactor concepts for green chemical processesFluid mechanics and fluid dynamicsComputational fluid dynamicsLow and high pressure and temperature chemical reactor operation.Article formatsOriginal research and development articles, research and special e vents reports, book reviews etc. Information on Submission ProcessSubmit Article Your Benefits Your BenefitsRich publishing tradition at De Gruyter reaching 2002One of the leading journals in chemical reactors engineeringPrestigious Editorial BoardExcellent and up-to-date research and development articlesAhead of print publishingNotable Authors: international professors from Imperial College London, the Norwegian School of Science and Technology, and Bayer CorporationUpcoming Special IssuesSpecial Issue to Honor Dr. Jose Ricardo Gomez RomeroSpecial Issue for the 2025–6th IEC MexicoComplete Archive AccessAs of 2026, all De Gruyter journal subscriptions include access to every issue, from Volume 1, Issue 1 through to today, meaning subscribers can access even more research at no additional cost. History HistoryOne issue/year, updated continuouslyContent available since 2003 (Volume 1, Issue 1)ISSN: 1542-6580
From the journal's Aims & Scope
Research area (LetPub): ENGINEERING, CHEMICAL
Main research topics OpenAlex counts of recent articles; shares are approximate
- Catalytic Processes in Materials ScienceMaterials Science9.5%
- Fluid Dynamics and MixingEngineering7.1%
- Catalysis and Hydrodesulfurization StudiesEngineering7%
- Granular flow and fluidized bedsEngineering6.8%
- Catalysts for Methane ReformingChemical Engineering6%
- Catalysis and Oxidation ReactionsChemical Engineering5.1%
- Thermochemical Biomass Conversion ProcessesEngineering4.7%
- Process Optimization and IntegrationEngineering4.5%
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 | Engineering, Chemical | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Engineering Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 4 |
| Minor | Engineering, Chemical | 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 | Engineering, Chemical | Zone 4 |
Top journal: noReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Indexing the journal's website claims
CASCurrent ContentsPublisher website
Other: EBSCO, ProQuest, Baidu, OCLC
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
- 1.47LetPub ·
- Impact factor (publisher)
- 1.5Publisher website ·
- 5-year impact factor (publisher)
- 1.4Publisher website ·
- CiteScore 2026-06
- 2.4LetPub ·
- CiteScore (publisher)
- 2.4Publisher website ·
- SJR 2026-06
- 0.25LetPub ·
- SNIP 2026-06
- 0.37LetPub ·
- h-index
- 29LetPub ·
- h-index
- 55OpenAlex ·
- i10-index
- 729OpenAlex ·
- 2-year mean citedness
- 1.54OpenAlex ·
- Self-citation rate
- 6.7%LetPub ·
- Share of gold OA articles
- 3.13%LetPub ·
Volume
- Articles per year
- 127LetPub ·
Articles by year OpenAlex count · 2,568 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 77 | 69 | 11 |
| 2025 | 128 | 15 | 172 |
| 2024 | 117 | 11 | 312 |
| 2023 | 86 | 14 | 322 |
| 2022 | 121 | 17 | 600 |
| 2021 | 181 | 17 | 1,322 |
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)
- 6–12 weeksLetPub ·
- Average acceptance (community reports)
- EasyLetPub ·
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
A subscription journal: articles are read by subscription or purchase, and authors usually pay no publication charge.
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| OpenAlex | EUR 2,400 | — | — |
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Profile
Publication details and official links
- Publisher
- Walter de Gruyter
- Country or region
- UNITED STATES
- Language
- English
- ISSN
- 2194-5748
- Electronic ISSN
- 1542-6580
- Official links
- Journal homepage ↗LetPub
- Submission system ↗Publisher website
- Special issues ↗Publisher website
FAQ
Frequently asked questions about International Journal of Chemical Reactor Engineering
What CAS zone is International Journal of Chemical Reactor Engineering in?
In the 2025 upgraded edition of the CAS Journal Ranking, International Journal of Chemical Reactor Engineering is in Zone 4 of Engineering, and in Zone 4 of the minor category Engineering, Chemical. 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 International Journal of Chemical Reactor Engineering?
The latest impact factor listed by LetPub is 1.47; CiteScore 2.4, h-index 55.
How long does peer review take at International Journal of Chemical Reactor Engineering?
Authors report an average review time of 6–12 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.
Which databases index International Journal of Chemical Reactor Engineering?
According to LetPub and DOAJ records, International Journal of Chemical Reactor Engineering is indexed in SCIE and Scopus. The journal's website also lists CAS and Current Contents; that list has not been checked against each database.
Is International Journal of Chemical Reactor Engineering open access, and what is the APC?
International Journal of Chemical Reactor Engineering is a subscription journal. APC about USD 2,712.
Sources and updates
The facts on this page come from LetPub, OpenAlex, 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 2026-08-26). Last updated: .