Browsing Makale Koleksiyonu by Author "Çelik, Cahit"

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Emission characteristics of an hydrogen-CH4 fuelled spark ignition engine

Baris Acikgoz; Çelik, Cahit; Hakan S. Soyhan; Burak Gokalp; Bilal Karabag (ELSEVIER SCI LTD, 2015)

Hydrogen has many excellent combustion properties for improving combustion and emissions performance of spark ignition (SI) engines. This article presents a comparative energy and exergy analyses of a hydrogen-methane ...
The relationship between copper, homocysteine and early vascular disease in lean women with polycystic ovary syndrome

Çelik, Cahit; Aydemir, Birsen (TAYLOR & FRANCIS LTD, 2013)

This study investigates copper (Cu) levels and vascular dysfunction in lean women with polycystic ovary syndrome (PCOS). 44 subjects with PCOS, diagnosed according to Rotterdam criteria, and 42 healthy subjects matched for ...