Title :
Experimental observation of surface plasmon vortices with arbitrarily synthesized intensity patterns
Author :
Chen-Ta Ku ; Chen-Bin Huang
Author_Institution :
Inst. of Photonics Technol., Nat. Tsing Hua Univ., Hsinchu, Taiwan
Abstract :
Surface plasmon vortices with arbitrary pattern are synthesized via geometrical designs. The resulting vortex intensity patterns are experimentally measured using a near-field scanning optical microscope and are in good agreements as compared to numerical results.
Keywords :
optical microscopy; plasmonics; surface plasmons; near-field scanning optical microscopy; plasmonic Archimedes spiral; surface plasmon vortices; vortex intensity patterns; Optical polarization; Optical surface waves; Optical variables measurement; Optical vortices; Plasmons; Spirals; Surface waves;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
