Title :
Bulky nanowire metamaterials for negative refraction at broadband frequencies from visible to NIR
Author :
Liu, Zhaowei ; Yao, Jie ; Liu, Yongmin ; Wang, Yuan ; Sun, Cheng ; Bartal, Guy ; Stacy, Angelica M. ; Zhang, Xiang
Author_Institution :
NSF Nano-scale Sci. & Eng. Center (NSEC), Univ. of California, Berkeley, CA, USA
Abstract :
We report the first bulk metamaterials at visible frequencies that shows intriguing negative refraction for all incident angles. The metamaterial is realized by growing silver nanowire in a porous alumina template.
Keywords :
alumina; metamaterials; nanophotonics; nanowires; optical materials; porous materials; refractive index; silver; Ag; Al2O3; bulk nanowire metamaterials; negative refraction; porous alumina template; silver nanowire growth; Etching; Frequency conversion; Material properties; Metamaterials; Optical films; Optical refraction; Optical surface waves; Plasmons; Silver; Surface waves; (160.3918) Metamaterials; (240.6680) Surface Plasmons; (350.7420) Waves;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
