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Sigma Journal of Engineering and Natural Sciences is Scopus-indexed (Q3, CiteScore 1.3), WoS ESCI, DOAJ. Published by Yildiz Technical University.
Checked against the index lists dated .
ISSN 1304-7191Verify ISSN ↗1304-7205Verify ISSN ↗
Publisher: Yildiz Technical University
Cost to publish: Checking DOAJ for article charges…
| Subject area | Rank | Pctile | Q |
|---|---|---|---|
| Computational Mechanics | 66 / 99 | 33rd | Q3 |
| Engineering (miscellaneous) | 223 / 300 | 25th | Q3 |
| Mechanics of Materials | 316 / 408 | 22nd | Q4 |
| Energy (miscellaneous) | 83 / 106 | 22nd | Q4 |
Not listed in: ABDC, ABS / AJG, FT50, UT Dallas, ONOS (subscription), ONOS (APC covered)
Yes — actively indexed in Scopus, coverage 2019–present, best quartile Q3, CiteScore 1.3.
Sigma Journal of Engineering and Natural Sciences is Q3 in Computational Mechanics (rank 66 of 99), Q3 in Engineering (miscellaneous) (rank 223 of 300) and Q4 in Mechanics of Materials (rank 316 of 408), by CiteScore 2025. It is ranked in 4 subject areas in all.
Sigma Journal of Engineering and Natural Sciences is indexed in the Emerging Sources Citation Index, so it may have a Journal Impact Factor in Clarivate's Journal Citation Reports. JCR is paid, so check it for the current value. The closest free measure is its Scopus CiteScore 1.3, which places it in quartile Q3 at the 33rd percentile of its subject. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 0.206, quartile Q3, with an H-index of 16.
Sigma Journal of Engineering and Natural Sciences is published by Yildiz Technical University. Its print ISSN is 1304-7191 and its online ISSN is 1304-7205.
Yes — indexed in the Emerging Sources Citation Index.
Yes — it is an open-access journal, listed in DOAJ.
Sigma Journal of Engineering and Natural Sciences has an h-index of 14 and a 2-year mean of 0.57 citations per paper (OpenAlex). Its Scopus CiteScore is 1.3, quartile Q3. On 2-year citations it ranks #52 of 86 Scopus journals in Computational Mechanics.
Sigma Journal of Engineering and Natural Sciences published 212 papers in 2025. 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 70 research articles (2026), authors are most often from Türkiye (36.4%), India (33.6%) and Pakistan (8.6%).
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 2 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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