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Welcome to Sigma Journal of Engineering and Natural Sciences

New registrations need manual activation by the journal; therefore, please send an email to sbilgin@yildiz.edu.tr after completing your personal information.

 

Main Website: https://sigma.yildiz.edu.tr

 

Journal Description: Our journal is officially supported by Yildiz Technical University and is a blind peer-reviewed free open-access journal published bimonthly (February, April, June, August, October, and December).

 

Publisher: Yildiz Technical University

 

Editor-in-Chief: Prof.Dr. Ahmet Selim Dalkılıç, dalkilic@yildiz.edu.tr, since 2021. 

 

E-ISSN Number: 1304-7205 (2004)

P-ISSN Number: 1304-7191 (2004)

 

Aim and Scope: The SIGMA Journal of Engineering and Science is aimed at giving a recognized platform to students, researchers, research scholars, teachers, authors, and other professionals in the field of research in various engineering subjects to publish their original and current research work to a wide, international audience.

 

Average Duration of the First Review Round: 2 months

 

Types of Publications: Research Article, Review Article, Short Communication Paper, Technical Note, Letter to Editor, Invited Paper, Book Review

 

Language of Publication: English

 

Frequency: bimonthly (6 issues per year)

 

Publication Type: Online e-version

 

Average Paper Acceptance Rate: 37% (Rejected: 3763, Published and Article-in-Press: 2245, 17.03.2026)

 

Most Cited Papers: https://scholar.google.com/citations?authuser=1&user=shyQmI4AAAAJ

 

Paper Submission: Click here in order to submit your paper. Further support is available by emailing to sigma@yildiz.edu.tr.

 

Frequently Asked Questions: https://eds.yildiz.edu.tr/sigma/Announcements/91

 

Postal Address: Yildiz Technical University, Mechanical Engineering Faculty, Department of Mechanical Engineering, Heat and Thermodynamics Division, E1 Bl Kat:2 No:17, Barbaros Bulvari, Yildiz, Besiktas, Istanbul 34349, Turkey.

 

Please read our journal announcements on the left side for the latest news.

 

 

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SIGMA Journal of Engineering and Science is licensed under a Creative Commons Attribution 4.0 International License.

Based on a work at https://eds.yildiz.edu.tr/sigma/

 

 

                  

 

 

                            

     SCImago Journal & Country Rank                    WOS-Journal.info

 

 

 

 

 

 

2014 Article(s) Found
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Research Article
Title: Design and analysis of a frequency reconfigurable hybrid fractal microstrip antenna with modified patch and ground plane for millimeter wave energy harvesting applications
Authors: Patan Imran KHAN, Komera SUDHAKARU
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: October, Year: 2026, Volume: 44, Issue: 5, (OCT 2026), pp:3177-3194
DOI: 10.14744/sigma.2026.2150
Viewed: (28) times
Abstract | Full Text| PDF

Research Article
Title: Deferred statistical limit and cluster points via intuitionistic fuzzy norm
Authors: Reena KUMARI, Vijay KUMAR, Archana SHARMA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: October, Year: 2026, Volume: 44, Issue: 5, (OCT 2026), pp:3167-3176
DOI: 10.14744/sigma.2026.2149
Viewed: (26) times
Abstract | Full Text| PDF

Research Article
Title: Smart farming: Improved soil classification and yield forecasting using CNNs and machine learning algorithms
Authors: Uttam R. PATOLE, Manish SHRIVASTAVA
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: October, Year: 2026, Volume: 44, Issue: 5, (OCT 2026), pp:3157-3166
DOI: 10.14744/sigma.2025.00137
Viewed: (41) times
Abstract | Full Text| PDF

Research Article
Title: Simulation-based analysis of spinal joint loading in SCI patients using lower extremity exoskeletons: Anybody modeling study
Authors: İsmail ÇALIKUŞU, Uğur FİDAN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: October, Year: 2026, Volume: 44, Issue: 5, (OCT 2026), pp:3143-3156
DOI: 10.14744/sigma.2026.2148
Viewed: (33) times
Abstract | Full Text| PDF

Research Article
Title: Strength optimization of low-molarity geopolymer mortars with ceramic waste powder
Authors: Aslı KESKİN, Mucteba UYSAL, Hasan DİLBAS, Turgay COŞGUN, Beyza AYGÜN
Journal: Sigma Journal of Engineering and Natural Sciences
Issue: Name: October, Year: 2026, Volume: 44, Issue: 5, (OCT 2026), pp:3120-3142
DOI: 10.14744/sigma.2026.2147
Viewed: (41) times
Abstract | Full Text| PDF

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2014 Article(s) Found
Developed by Dr. Aydin Secer 2014-Istanbul