Title :
Tunable hyperbolic metamaterials using metal-insulator transition in VO2
Author :
Krishnamoorthy, Harish N. S. ; You Zhou ; Ramanathan, Shriram ; Narimanov, Evgenii ; Menon, Vinod M.
Author_Institution :
Dept. of Phys., City Univ. of New York (CUNY), New York, NY, USA
Abstract :
We present a tunable hyperbolic metamaterial by exploiting the metal-insulator phase transition in vanadium oxide and demonstrate the transition of its in-plane dielectric constant from positive to negative value by temperature control.
Keywords :
metal-insulator transition; metamaterials; permittivity; vanadium compounds; VO2; in-plane dielectric constant; metal-insulator phase transition; tunable hyperbolic metamaterial; vanadium oxide; Dielectric constant; Dispersion; Educational institutions; Metamaterials; Optical device fabrication; Optical imaging; Temperature measurement;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
