HomeSearchSigma Journal of Engineering and Natural Sciences

Sigma Journal of Engineering and Natural Sciences

Yildiz Technical University · Turkey · Est. 2005

ISSN1304-7205eISSN1304-7191
SJR Q3WOS ESCIScopus / SJRDOAJOpen Access
Impact Factor & Quartile · Web of Science (JCR)

✓ Indexed in the Web of Science Core Collection (ESCI) — Clarivate publishes an official Journal Impact Factor and JCR quartile for this journal.

See the official Impact Factor & quartile on the journal’s page ↗

The Impact Factor & JCR quartile are licensed by Clarivate — we link you to the official source instead of reprinting a number that can go out of date. Open metrics below: SCImago Q3. Source: Clarivate Journal Citation Reports.

📊 Standing in its field
Where this journal ranks among others in the same subject area.
Q3
SJR · Scopus
Top 75% in field
Clarivate’s JCR quartile is a separate ranking and may differ
SJR Scorei
0.206
H-Indexi
14
SNIPi
0.253
Total Worksi
1,038
Total Citationsi
1,519
2yr Mean Citednessi
0.49
Open Impact Factor alternative

Aims & Scope

Sigma Journal of Engineering and Natural Sciences is a medium for the publication of articles on significant developments in engineering, basic and applied sciences. Two referees, specialized on the subject, and selected by the Board of Editors review the manuscripts submitted. Because of the interdisciplinary nature of the journal, authors are asked to write their paper in a manner understandable to their colleagues in other disciplines. Articles under the categories listed below are accepted to be published: Research Articlesreflects an original experimental and/or theoretical research works. A coherent treatment emphasizing new insight is expected rather than a simple accumulation of data. Review Articlesinclude authoritative reviews of recent advances in the basic and applied sciences with emphasis on the fundamental aspects of the subject. Manuscripts are generally of greater length than those found in other categories but contributions dealing in part with original research are not excluded. Contributors who may be invited by the editors, or who may submit outline proposals directly are offered a small royalty upon the publication of the article.

General Information

Country / RegionTurkey
Primary LanguageEnglish
1st Year Published2005
Annual Volume~ 170 articles / year
StatusActive (last: 2026)
Total Publications1,038
Publisher OrgYıldız Technical University
Region🌍 Global South
OA Since2013
Visit Journal Website

Submission Info

Peer ReviewDouble-blind
OA LicenseCC BY-NC
OA Rate

Ethics & Quality

COPE Member✗ No
OASPA Member✗ No
Not on Predatory Lists✓ Yes
Plagiarism Detection✓ Yes

Think.Check.Submit Compliance

9/11 · 82%
Do you know the journal / publisher?
Yildiz Technical University
Does the journal have a website?
✓ Linked
Is the ISSN verified?
1304-7205 / 1304-7191
Indexed in a trusted database?
WoS, Scopus, DOAJ
Peer review process documented?
Double-blind
Follows ethical publishing standards (COPE)?
N/A
Not on predatory/blacklists?
✓ Clean
Long-term digital preservation?
N/A
Plagiarism detection in place?
Yes
Listed in DOAJ (verified OA)?
DOAJ verified
Primary language documented?
English

A twelfth criterion — whether APC fees are clearly disclosed — is not scored here; it is left out of the total rather than counted as a failure. Publication charges appear in the metrics card above.

Based on the Think.Check.Submit framework by DOAJ, COPE & OASPA. All data from verified open sources.

Publication & Citation Trend

Articles published
Citations received
57
99
2019
21
80
2020
63
172
2021
108
260
2022
141
253
2023
157
186
2024
213
78
2025
87
8
2026

Source: OpenAlex · Each year’s green bar = citations earned by that year’s papers, counted to date — so recent years look lower simply because their papers haven’t had time to be cited yet.

SJR Quartile by Discipline

Scimago ranks this journal separately in each subject category — its quartile can differ by discipline.

Engineering (miscellaneous)Q3
Computational MechanicsQ4
Energy (miscellaneous)Q4
Mechanics of MaterialsQ4

Subject Classification

Web of Science Categories

Engineering, Multidisciplinary

Scopus Categories

Mechanics of MaterialsEngineering (miscellaneous)Computational MechanicsEnergy (miscellaneous)

Research Topics (OpenAlex)

Multi-Criteria Decision MakingFractional Differential Equations SolutionsConcrete and Cement Materials ResearchAdvanced machining processes and optimizationDifferential Equations and Boundary ProblemsDifferential Equations and Numerical MethodsNanofluid Flow and Heat TransferStatistical Distribution Estimation and ApplicationsComposite Structure Analysis and OptimizationFuzzy Logic and Control Systems

Frequently asked questions about Sigma Journal of Engineering and Natural Sciences

Is Sigma Journal of Engineering and Natural Sciences a predatory journal?

PubScope has no integrity flags on record for Sigma Journal of Engineering and Natural Sciences: it is indexed in Web of Science, Scopus, DOAJ, and is not on DOAJ's withdrawn list. Indexing is a transparency signal, not a guarantee — always confirm fit and policies before submitting.

What is the impact factor of Sigma Journal of Engineering and Natural Sciences?

Sigma Journal of Engineering and Natural Sciences is indexed in the Web of Science Core Collection, so Clarivate publishes an official Journal Impact Factor for it (since the 2023 Journal Citation Reports, every Core Collection journal — including Arts & Humanities and Emerging Sources titles — receives one). PubScope links to Clarivate's official source rather than reprinting the number, which can be out of date. Its open 2-year mean citedness is 0.49.

Is Sigma Journal of Engineering and Natural Sciences indexed in Scopus and Web of Science?

Sigma Journal of Engineering and Natural Sciences is indexed in Web of Science, Scopus, DOAJ.

What is the aims and scope of Sigma Journal of Engineering and Natural Sciences?

Sigma Journal of Engineering and Natural Sciences is a medium for the publication of articles on significant developments in engineering, basic and applied sciences. Two referees, specialized on the subject, and selected by the Board of Editors review the manuscripts submitted. Because of the interdisciplinary nature of the journal, authors are asked to write their paper in a manner understandable to their colleagues in other disciplines. Articles under the categories listed below are accepted to be published: Research Articlesreflects an original experimental and/or theoretical research works

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Data updated: 2026-05-22 · Sources: SJR, DOAJ, OpenAlex, WoS, Crossref