CONTENTS CHAPTER 1 Morphological Analysis of Si-Doped Czts Thin Films By Sem and Afm Arş. Gör. Canan AYTUĞ AVA Prof Sezai ASUBAY, Ph.D CHAPTER 2 A New Approach to Superposition Operators on Some Non-Newtonian Maddox Sequence Spaces Dr. Fatmanur ERDOĞAN Prof. Birsen SAĞIR, Ph.D CHAPTER 3 Cydonia Oblonga Mill.: The Evaluation of the Leaves For Biologial and Coloring Properties as A Sustainable Fabric Dye Prof. Tülin AŞKUN, Ph.D. Ph.D. Student Pınar GÜNER Prof. Gülendam TÜMEN, Ph.D. Prof. Fatih SATIL Ph.D. CHAPTER 4 Glutathione (Gsh-Gssg) Assistant Professor Ebru COTELI CHAPTER 5 Manipulatıon of Gut Microbiota Bacterıa For Therapeutic Purposes Assist. Prof. Taha CEYLANI, Ph.D First TESS Light Curve Solution of V458 And Research Asst. Oğuz ÖZTÜRK, PhD