Title :
Tensorial inhomogeneities in the nonlinear responses of an array of gold nanoparticles
Author :
Kauranen, Martti ; Husu, Hannu ; Canfield, Brian K. ; Kontio, Juha ; Viheriala, Jukka ; Rytkonen, Tuomo ; Niemi, Tapio ; Chandler, Eric ; Hrin, Alex ; Squier, And Jeff A
Author_Institution :
Opt. Lab., Tampere Univ. of Technol., Tampere
Abstract :
We use nonlinear microscopy to measure second- and third-harmonic generation from gold nanodots in an array. The polarization-dependent responses exhibit strong variations between individual dots, providing evidence of tensorial inhomogeneities in the nonlinearity.
Keywords :
nanoparticles; nonlinear optics; optical harmonic generation; optical microscopy; optical variables measurement; gold nanoparticles; nonlinear microscopy; nonlinear responses; polarization-dependent responses; second-harmonic generation; tensorial inhomogeneities; third-harmonic generation; Gold; Nanoparticles; Nonlinear optics; Optical arrays; Optical harmonic generation; Optical microscopy; Optical sensors; Physics; Polarization; Scanning electron microscopy; (190.0190) Nonlinear optics; (260.3910) Metals, optics of;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
