Title :
Ultrafast non-thermal response of plasmonic resonance in gold nanoantennas
Author :
Soavi, Giancarlo ; Della Valle, Giuseppe ; Biagioni, Paolo ; Cattoni, Andrea ; Cerullo, Giulio ; Brida, Daniele
Author_Institution :
Dipt. di Fis., Politec. di Milano, Milan, Italy
Abstract :
Ultrafast thermalization of electrons in metal nanostructures is studied by means of pump-probe spectroscopy. We track in real-time the plasmon resonsance evolution, providing a tool for understanding and controlling gold nanoantennas non-linear optical response.
Keywords :
gold; high-speed optical techniques; infrared spectra; plasmonics; surface plasmon resonance; Au; gold nanoantennas; metal nanostructures; nonlinear optical respone; plasmonic resonance; pump-probe spectroscopy; ultrafast nonthermal response; ultrafast thermalization; Electron optics; Gold; Nanostructures; Nonlinear optics; Optical pumping; Optical sensors; Plasmons;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
