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Research Article
Title: Design and Implementation of Compact Four Way Wilkinson Power Divider for UHF Applications
Corr. Author: Ömer Kasar
Journal: Sigma Journal of Engineering and Natural Sciences

Research Article
Title: AN EXPERIMENTAL APPROACH FOR FRICTION STIR WELDING: A CASE STUDY FOR AA 2024 – T351
Corr. Author: ŞEFİKA KASMAN
Journal: Sigma Journal of Engineering and Natural Sciences

Research Article
Title: EVALUATION OF THE DEPENDENCY OF THE COMPRESSIVE STRENGTH OF CONCRETE ON THE CORE DRILLING DIRECTION THROUGH ANOVA TEST
Corr. Author: Şakir Erdoğdu
Journal: Sigma Journal of Engineering and Natural Sciences

Research Article
Title: PARABOLIC FILTER MEL FREQUENCY CEPSTRAL COEFFICIENT AND FUSION OF FEATURES FOR SPEAKER AGE CLASSIFICATION
Corr. Author: Mohammed Osman
Journal: Sigma Journal of Engineering and Natural Sciences

Research Article
Title: Experimental and Numerical Investigation into the Deep Drawability of DP500 Steel Sheet
Corr. Author: A. Onur Özdemir
Journal: Sigma Journal of Engineering and Natural Sciences

Review Article
Title: PREPARATION OF COAL WATER SLURRY USING AGITATION PARAMETERS INVOLVED AND THEIR INFLUENCE-A REVIEW
Corr. Author: PURUSHOTTAM KARTHIK JANASWAMY
Journal: Sigma Journal of Engineering and Natural Sciences

Review Article
Title: Investigation of Sintering Conditions and The GNP additions on Aluminum Compacts
Corr. Author: UGUR CAVDAR
Journal: Sigma Journal of Engineering and Natural Sciences

Research Article
Title: Mathematic Modelling and Determination of Nickel Inhibition Constant for Nitrification
Corr. Author: Ali Rıza Dinçer
Journal: Sigma Journal of Engineering and Natural Sciences

Research Article
Title: ENZYMATIC HYDROLYSIS AND GLYCEMIC ASSESSMENT OF THE CARBOHYDRATES IN SOME NATURAL TURKISH INDIGENOUS FOODSTUFFS IN SIMULATED SYSTEM
Corr. Author: Emine Karakuş
Journal: Sigma Journal of Engineering and Natural Sciences

Research Article
Title: Fixed Points of Soft Set-Valued Maps with Applications to Differential Inclusions
Corr. Author: Shehu Shagari Mohammed
Journal: Sigma Journal of Engineering and Natural Sciences

Research Article
Title: BOX-BEHNKEN DESIGN OPTIMIZATION OF ELECTRO-FENTON/-PERSULFATE PROCESSES FOLLOWING THE ACIDIFICATION FOR TSS REMOVAL FROM BIODIESEL WASTEWATER
Corr. Author: Senem Yazici Guvenc
Journal: Sigma Journal of Engineering and Natural Sciences

Research Article
Title: UTILIZATION OF ORGANIC RANKINE CYCLE FOR ANALYZING ENERGY AND EXERGY OF THE WASTE HEAT RECOVERY SYSTEM
Corr. Author: Farzad Hossain
Journal: Sigma Journal of Engineering and Natural Sciences

Review Article
Title: Comparison of two types of binders naturals on the mechanical and thermal properties of typha leaf powder panels.
Corr. Author: Younouss DIÉYE
Journal: Sigma Journal of Engineering and Natural Sciences

Research Article
Title: Performance of an SI Engine with Different Spark Plugs, VCR and H2 Addition
Corr. Author: Oğuz BAŞ
Journal: Sigma Journal of Engineering and Natural Sciences

Research Article
Title: Optimization of Cattle Manure Liquid Fraction Anaerobic Digestion at Different Temperatures: Modelling by Taguchi Method
Corr. Author: Elanur ADAR
Journal: Sigma Journal of Engineering and Natural Sciences

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