Journal profile · NANOSCIENCE & NANOTECHNOLOGY-MATERIALS SCIENCE, MULTIDISCIPLINARY
Materials Express
ISSN 2158-5849 · eISSN 2158-5857 · American Scientific Publishers · UNITED STATES
Materials Express: impact factor 0.5; subscription journal; review over 12 weeks (community reports); community-reported acceptance: easy; 180 articles a year; indexed in Scopus; flagged on an early-warning list or for an indexing change: check before submitting.
Scope
Aims, scope and focus
Materials Express is published by American Scientific Publishers. By OpenAlex counts of its recent articles, its largest topics are MicroRNA in disease regulation, Conducting polymers and applications and RNA Interference and Gene Delivery, together about 16.5% of its articles. (generated from OpenAlex topic counts and CAS ranking data)
Information not localized
Source: LetPub
Research area (LetPub): NANOSCIENCE & NANOTECHNOLOGY-MATERIALS SCIENCE, MULTIDISCIPLINARY
Main research topics OpenAlex counts of recent articles; shares are approximate
- MicroRNA in disease regulationBiochemistry, Genetics and Molecular Biology5.9%
- Conducting polymers and applicationsMaterials Science5.4%
- RNA Interference and Gene DeliveryBiochemistry, Genetics and Molecular Biology5.2%
- Graphene and Nanomaterials ApplicationsEngineering5.1%
- Nanoparticle-Based Drug DeliveryMaterials Science5%
- Gas Sensing Nanomaterials and SensorsEngineering4.6%
- Advancements in Battery MaterialsEngineering4.4%
- ZnO doping and propertiesMaterials Science4.3%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Not covered
Not covered by this edition.
CAS Xinrui Journal Ranking (March 2026)Not covered
Not covered by this edition.
CAS Journal Ranking, previous upgraded edition (December 2023)Materials Science Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Materials Science | Zone 4 |
| Minor | Materials Science, Multidisciplinary | Zone 4 |
| Minor | Nanoscience & Nanotechnology | Zone 4 |
Top journal: noReview journal: no
Database indexing
ScopusLetPub
Early warning / risk: Removed from ESCI for editorial reasons on 20 March 2024. CAS Early Warning Journal List: listed in the 2024 edition (paper mill, unusually high share of authors from China); not listed in the other 5 editions.LetPub
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
- 0.5LetPub ·
- CiteScore 2026-06
- 2LetPub ·
- SJR 2026-06
- 0.2LetPub ·
- SNIP 2026-06
- 0.28LetPub ·
- h-index
- 21LetPub ·
- h-index
- 40OpenAlex ·
- i10-index
- 334OpenAlex ·
- 2-year mean citedness
- 0.58OpenAlex ·
- Share of gold OA articles
- 0%LetPub ·
Volume
- Articles per year
- 180LetPub ·
Articles by year OpenAlex count · 1,627 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2024 | 122 | 2 | 71 |
| 2023 | 281 | 10 | 398 |
| 2022 | 191 | 0 | 481 |
| 2021 | 188 | 0 | 635 |
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)
- over 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
Subscription journalLetPub
A subscription journal: articles are read by subscription or purchase, and authors usually pay no publication charge.
No source has fee information yet; check the journal's website.
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
- American Scientific Publishers
- Country or region
- UNITED STATES
- Language
- English
- ISSN
- 2158-5849
- Electronic ISSN
- 2158-5857
- Official links
- Journal homepage ↗OpenAlex
- Submission system ↗LetPub
FAQ
Frequently asked questions about Materials Express
What is the impact factor of Materials Express?
The latest impact factor listed by LetPub is 0.5; CiteScore 2, h-index 40.
How long does peer review take at Materials Express?
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.
Which databases index Materials Express?
According to LetPub and DOAJ records, Materials Express is indexed in Scopus.
Is Materials Express open access, and what is the APC?
Materials Express is a subscription journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, 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: .