Title :
Enhanced sub-wavelength focusing by tilted and modified graded index medium
Author :
Gayur, E.M. ; Oner, B.B. ; Kurt, H.
Author_Institution :
Dept. of Electr. & Electron. Eng., TOBB Univ. of Econ. & Technol., Ankara, Turkey
Abstract :
The inhomogeneous variation of index distribution as graded index (GRIN) medium focuses light without the curved surfaces. In the current study, we investigate enhanced focusing properties of GRIN medium with tilted front and back surfaces.
Keywords :
gradient index optics; lenses; optical focusing; enhanced sub-wavelength focusing; focusing properties; index distribution; inhomogeneous variation; modified graded index medium; tilted graded index medium; Focusing; Indexes; Lenses; Media; Optical surface waves; Photonic crystals; Surface waves; Graded index lenses; Photonic crystals; Sub-wavelength focusing;
Conference_Titel :
Photonics Conference (IPC), 2014 IEEE
Conference_Location :
San Diego, CA
DOI :
10.1109/IPCon.2014.6995298