Department of Applied Physics & Electronic Engineering;
Rajshahi University;
Rajshahi;
Bangladesh;
Department of Electronics and Telecommunication Engineering;
Begum Rokeya University;
Rangpur;
Bangladesh;
Department of Analog & Optoelectronics;
Cologne University of Applied Sciences;
Cologne;
Germany;
Organic; Semiconductor; Photoactive; Polymer; Organic; Solar; Cell; Bulk; Heterojunction; Solar; Cells; Cathode; Buffer; Layer; Lanthanum; Fluoride; Spin; Coating; E-Beam; Evaporation;