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Journal of Ultrafine Grained and Nanostructured Materials is Scopus-indexed (Q3, CiteScore 1.6), DOAJ. Published by University of Tehran.
Checked against the index lists dated .
ISSN 2423-6837Verify ISSN ↗2423-6845Verify ISSN ↗
Publisher: University of Tehran
Cost to publish: Checking DOAJ for article charges…
| Subject area | Rank | Pctile | Q |
|---|---|---|---|
| Metals and Alloys | 106 / 182 | 42nd | Q3 |
| Ceramics and Composites | 97 / 133 | 27th | Q3 |
| Polymers and Plastics | 128 / 168 | 24th | Q4 |
| Biomaterials | 124 / 146 | 15th | Q4 |
Not listed in: Web of Science, ABDC, ABS / AJG, FT50, UT Dallas, ONOS (subscription), ONOS (APC covered)
Yes — actively indexed in Scopus, coverage 2019–present, best quartile Q3, CiteScore 1.6.
Journal of Ultrafine Grained and Nanostructured Materials is Q3 in Metals and Alloys (rank 106 of 182), Q3 in Ceramics and Composites (rank 97 of 133) and Q4 in Polymers and Plastics (rank 128 of 168), by CiteScore 2025. It is ranked in 4 subject areas in all.
Journal of Ultrafine Grained and Nanostructured Materials is not in the Web of Science Core Collection (SCIE, SSCI, AHCI or ESCI), so Clarivate publishes no Journal Impact Factor for it. Its Scopus CiteScore is 1.6, quartile Q3, 42nd percentile. Any "impact factor" quoted elsewhere is not the Clarivate metric. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 0.202, quartile Q3, with an H-index of 10.
Journal of Ultrafine Grained and Nanostructured Materials is published by University of Tehran. Its print ISSN is 2423-6837 and its online ISSN is 2423-6845.
No — it is not currently in the Web of Science core collections (SCIE, SSCI, AHCI or ESCI).
Yes — it is an open-access journal, listed in DOAJ.
Journal of Ultrafine Grained and Nanostructured Materials has an h-index of 7 and a 2-year mean of 0 citations per paper (OpenAlex). Its Scopus CiteScore is 1.6, quartile Q3. On 2-year citations it ranks #143 of 164 Scopus journals in Metals and Alloys.
Journal of Ultrafine Grained and Nanostructured Materials published 12 papers in 2021; its busiest recent year was 2019 with 22. 2026* is the year so far.
h-index, i10-index and 2-year mean citedness are open, licence-clear metrics from OpenAlex — not a proprietary impact factor. The subject rank counts only journals that OpenAlex has a figure for; it is not a Scopus or Clarivate ranking. Updated 2026-10-14.
In its latest 12 research articles (2021), authors are most often from Iran (100%). More than half of recent authorship comes from one country.
Countries are counted fractionally, so a paper by authors from two countries counts half to each.
Scopus status: Active. No retracted papers are recorded. The Problematic Paper Screener flags none of its papers. These are indicators to check, not findings against the journal.
Retractions from OpenAlex; flags from the Problematic Paper Screener (Cabanac, Labbé & Magazinov, CC BY), 2026-09-21 export. A flag marks a paper for a closer look; it is not a finding against the journal.
Index data is curated from public sources (Scopus, Web of Science, ABDC, FT50, UT Dallas, DOAJ). CiteScore and quartiles reflect the latest available Scopus release. Always verify a journal's current status on its official source before submitting.
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