Journal profile · Chemistry, Physical
Colloids and Surfaces A Physicochemical and Engineering Aspects
ISSN 0927-7757 · eISSN 1873-4359 · Elsevier · NETHERLANDS · Semimonthly · Founded 1993
Colloids and Surfaces A Physicochemical and Engineering Aspects: CAS Zone 2 · Chemistry (2025 upgraded edition); impact factor 5.42; hybrid open access; APC about USD 3,200; review about 68 days (submission to acceptance, publisher); 3,105 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
Colloids and Surfaces A Physicochemical and Engineering Aspects is published by Elsevier and is in Zone 2 of Chemistry in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Surfactants and Colloidal Systems, Surface Modification and Superhydrophobicity and Pickering emulsions and particle stabilization, together about 28.3% of its articles. (generated from OpenAlex topic counts and CAS ranking data)
Colloids and Surfaces A: Physicochemical and Engineering Aspects is an international journal devoted to the science underlying applications of colloids and interfacial phenomena.Colloids and Surfaces A aims to publish high quality research papers featuring new materials or new insights into the role of colloid and interface science in (for example) food, energy, minerals processing, pharmaceuticals or the environment.Criteria for publication in Colloids and Surfaces A are: novelty, quality and current interest. Manuscripts which only make routine use of or minor extensions to well established methodologies (e.g. fitting adsorption data to a Langmuir or Freundlich isotherm) are not appropriate for the journal.
From the journal's Aims & Scope
Research area (LetPub): Chemistry, Physical
Editor-in-chief J.B. LiPublisher website
Editorial board by country: 14 in mainland China (about 24%); most named Mainland China 14, United States 6, Germany 6, France 6, United Kingdom 4 (59 members with a country) Editorial board ↗Publisher website ·
Main research topics OpenAlex counts of recent articles; shares are approximate
- Surfactants and Colloidal SystemsChemistry13.8%
- Surface Modification and SuperhydrophobicityMaterials Science7.4%
- Pickering emulsions and particle stabilizationMaterials Science7%
- Advanced Photocatalysis TechniquesEnergy6.5%
- Electrostatics and Colloid InteractionsChemistry4.8%
- Adsorption and biosorption for pollutant removalEnvironmental Science4.7%
- Enhanced Oil Recovery TechniquesEngineering4.4%
- Polymer Surface Interaction StudiesMaterials Science4.4%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Chemistry Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Chemistry | Zone 2 |
| Minor | Chemistry, Physical | Zone 2 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Chemistry Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Chemistry | Zone 2 |
| Minor | Chemistry, Physical | Zone 2 |
Top journal: yesReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Chemistry Zone 2
| Level | Category | Zone |
|---|---|---|
| Major | Chemistry | Zone 2 |
| Minor | Chemistry, Physical | Zone 3 |
Top journal: noReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
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
- 5.42LetPub ·
- Impact factor (publisher)
- 5.4Publisher website ·
- CiteScore 2026-06
- 9.9LetPub ·
- CiteScore (publisher)
- 9.9Publisher website ·
- SJR 2026-06
- 0.87LetPub ·
- SNIP 2026-06
- 0.94LetPub ·
- h-index
- 149LetPub ·
- h-index
- 228OpenAlex ·
- i10-index
- 20,782OpenAlex ·
- 2-year mean citedness
- 5.84OpenAlex ·
- Self-citation rate
- 7.4%LetPub ·
- Share of gold OA articles
- 8.52%LetPub ·
Volume
- Articles per year
- 2,968LetPub ·
Articles by year OpenAlex count · 34,996 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 2,315 | 281 | 2,024 |
| 2025 | 3,105 | 294 | 15,143 |
| 2024 | 2,742 | 401 | 30,459 |
| 2023 | 2,031 | 286 | 34,125 |
| 2022 | 2,466 | 253 | 53,102 |
| 2021 | 1,927 | 218 | 51,462 |
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
68 dayssubmission to acceptance · community reports about 3 months
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)
- about 3 monthsLetPub ·
- Average acceptance (community reports)
- 94%LetPub ·
- Submission to first decision
- 7 daysPublisher website ·
- First decision after review
- 31 daysPublisher website ·
- Submission to acceptance
- 68 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 3,200 / EUR 2,990 / GBP 2,560 / JPY 396,900 | — | — | |
| Publisher website | USD 3,670 | — | — |
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
- Abstract
- ≤ 250 words
- Keywords
- 1–7
- Reference style
- Numbered, in order of citation
- Highlights
- Optional
- Graphical abstract
- Required
Policy excerpts from the journal's websiteAI use, Authorship, Conflicts of interest, License & copyright, Open access, Peer review, Preprints
- AI use Declaration of generative AI use
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 Group authorship
Group authorship refers to the attribution of an article to a defined and named group of authors whose members have contributed to the work. Examples include research consortia, clinical trial groups, collaborative networks, task forces or working groups, expert panels or consensus groups, and participatory research groups. Group authorship must be declared on the title page at submission. When av…
Source ↗Publisher website ·- Conflicts of interest Declaration of competing interests
All authors must disclose any financial and personal relationships with other people or organizations that could inappropriately influence or bias their work. Examples of potential competing interests include:EmploymentConsultanciesStock ownershipHonorariaPaid expert testimonyPatent applications or registrationsGrants or any other fundingAffiliation with the journal as an Editor or Advisory Board …
Source ↗Publisher website ·- License & copyright License options
Authors will be offered open access user license options which will determine how you, and third parties, can reuse your open access article. We advise that you review these options and any funding body license requirements before selecting a license option.
Source ↗Publisher website ·- Open access Open access
We refer you to our open access information page to learn about open access options for this journal.
Source ↗Publisher website ·- Peer review Peer review
Single anonymized review process. Model summary
This journal follows a single anonymized review process. Your submission will initially be assessed by our editors. If your submission is deemed suitable, it will typically be sent to be reviewed by a minimum of two reviewers for an independent expert assessment of the scientific quality. The decision as to whether your article is accepted or rejected for publication will be made by our editors.Re…
Source ↗Publisher website ·- Preprints Preprints
Preprint sharingAuthors may share preprints in line with Elsevier's article sharing policy. Sharing preprints, such as on a preprint server, will not count as prior publication.We advise you to read our policy on multiple, redundant or concurrent publication. In support of Open Science, this journal offers its authors a free preprint posting service on SSRN, Elsevier’s preprint and early research …
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
- Country or region
- NETHERLANDS
- Language
- English
- Frequency
- Semimonthly
- Founded
- 1993
- ISSN
- 0927-7757
- Electronic ISSN
- 1873-4359
- Official links
- Journal homepage ↗OpenAlex
- Submission system ↗Publisher website
- Special issues ↗Publisher website
FAQ
Frequently asked questions about Colloids and Surfaces A Physicochemical and Engineering Aspects
What CAS zone is Colloids and Surfaces A Physicochemical and Engineering Aspects in?
In the 2025 upgraded edition of the CAS Journal Ranking, Colloids and Surfaces A Physicochemical and Engineering Aspects is in Zone 2 of Chemistry, and in Zone 2 of the minor category Chemistry, Physical. In the 2026 Xinrui edition it is in Zone 2 of Chemistry. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Colloids and Surfaces A Physicochemical and Engineering Aspects?
The latest impact factor listed by LetPub is 5.42; CiteScore 9.9, h-index 228.
How long does peer review take at Colloids and Surfaces A Physicochemical and Engineering Aspects?
The publisher reports about 68 days (submission to acceptance); authors report an average review time of about 3 months. 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 Colloids and Surfaces A Physicochemical and Engineering Aspects?
According to the journal's author guidelines: Abstract: ≤ 250 words; Keywords: 1–7; Reference style: Numbered, in order of citation; Highlights: Optional; Graphical abstract: 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 Colloids and Surfaces A Physicochemical and Engineering Aspects based?
Of the 59 board members whose country the journal's board page names, 14 (about 24%) are in mainland China; the countries named most often are Mainland China (14), United States (6) and Germany (6). Counted from the institutions listed on the board page; for reference only.
Which databases index Colloids and Surfaces A Physicochemical and Engineering Aspects?
According to LetPub and DOAJ records, Colloids and Surfaces A Physicochemical and Engineering Aspects is indexed in SCIE and Scopus.
Is Colloids and Surfaces A Physicochemical and Engineering Aspects open access, and what is the APC?
Colloids and Surfaces A Physicochemical and Engineering Aspects is a hybrid journal. For open-access publication: APC about USD 3,200.
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 2026-08-25). Last updated: .