Title :
Hybrid fabrication of tapered gold double-helices for near-infrared frequencies
Author :
Staude, Isabelle ; Decker, Manuel ; Renner, Michael ; Waller, Erik ; Neshev, Dragomir N. ; von Freymann, Georg ; Kivshar, Yuri S.
Author_Institution :
Res. Sch. of Phys. & Eng., Australian Nat. Univ., Canberra, ACT, Australia
Abstract :
We combine direct laser writing with electron-beam lithography to fabricate arrays of 3D tapered gold double-helices with feature sizes well below 100 nm, enabling chiral metamaterials and helical nanoantennas at telecom frequencies.
Keywords :
chirality; electron beam lithography; gold; laser materials processing; nanophotonics; optical arrays; optical fabrication; optical metamaterials; Au; array fabrication; chiral metamaterials; direct laser writing; electron-beam lithography; helical nanoantennas; hybrid fabrication; near-infrared frequencies; tapered gold double-helices; telecom frequencies; Gold; Metamaterials; Nanostructures; Optical device fabrication; Optical polarization; Writing;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
