3 papers
physics.optics2020
Nanostructured Multilayer Coatings for Spatial Filtering
Lina Grineviciute, Ceren Babayigit, Darius Gailevičius +6
Spatial filtering is an important mechanism to improve the spatial quality of laser beams. Typically, a confocal arrangement of lenses with a diaphragm in the focal plane is used f…
physics.app-ph2019
Active beam steering and afocal zooming by nematic liquid crystal infiltrated graded index photonic structures
Ceren Babayigit, Hamza Kurt, Mirbek Turduev
This study presents active beam steering and afocal zooming of light by incorporating liquid crystals (LCs) with graded index photonic crystal (GRIN PC). The GRIN PC structures are…
physics.app-ph2018
Analytical, numerical and experimental investigation of Luneburg lens system for directional cloaking
Ceren Babayigit, Aydin Sinan Evren, Emre Bor +2
In this study, the design of a directional cloaking based on the Luneburg lens system is proposed and its operating principle is experimentally verified. The cloaking concept is an…