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Sigma Journal of Engineering and Natural Sciences

Yildiz Technical University · Turkey · Est. 2005

ISSN1304-7205eISSN1304-7191

SJR Q4✓ WOS ESCI✓ Scopus / SJR✓ DOAJ✓ Open Access

/ 100

High Risk

Score Breakdown

✓ WoS ESCI+10

✓ Scopus Q4+5

✓ DOAJ Verified+15

Total30

Journal Impact Factor

This journal is indexed in Web of Science (JCR) and has an official Journal Impact Factor. View the current value on the journal’s page ↗

SJR Score

0.167

H-Index

CiteScore

View ↗

Scopus metric · on the journal’s page

SNIP

0.253

Total Works

1,038

Total Citations

1,519

2yr Mean Citedness

0.49

Free JIF alternative

Aims & Scope

Sigma Journal of Engineering and Natural Sciences aims to publish high-quality original research papers, review articles, and case studies in all areas of engineering and natural sciences. The journal covers a wide range of topics including, but not limited to, mechanical engineering, industrial engineering, chemistry, chemical engineering, bioengineering, materials science, physics, mathematics, and environmental engineering.

⚡ Speed vs Prestige

How does this journal balance review speed with impact level?

weeks to review

Slow · median is 15 wks

SJR Rank

Bottom 25%

General Information

Country / RegionTurkey

Primary LanguageEnglish

1st Year Published2005

Annual Volume~ 171 articles / year

StatusActive (last: 2026)

Total Publications1,038

Publisher OrgYıldız Technical University

Region🌍 Global South

OA Since2013

Visit Journal Website

Submission Info

APC Cost💎 Diamond OA — Free

Peer ReviewDouble-blind

Review Time~24 weeks

Acceptance Rate—

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

thinkchecksubmit.org

10/12 · 83%

✅

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?

Scopus, DOAJ

✅

Peer review process documented?

Double-blind

❌

Follows ethical publishing standards (COPE)?

N/A

✅

APC fees clearly disclosed?

No APC (Free)

✅

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

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

Publication & Citation Trend

Articles published

Times cited

2019

2020

2021

2022

2023

2024

2025

2026

Source: OpenAlex · Note: citations accumulate over time so older years appear higher

SJR Quartile by Discipline

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

Computational MechanicsQ4

Energy (miscellaneous)Q4

Engineering (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