Title :
Modification of second-harmonic generation from SiO/sub 2/ - Si[001] surfaces due to ultrathin cr coatings
Author :
An, Ynng Qiang ; Cundif, Steven T.
Author_Institution :
JILA, Colorado Univ., Boulder, CO
Abstract :
An ultrathin Cr coating layer on oxidized (with varying oxide thickness) Si(001) surfaces significantly modifies second-harmonic generation (SHG). SHG from Cr-SiO2-Si(001) includes a non-negligible contribution from the Cr that is observable in rotational-anisotropy and spectroscopy
Keywords :
chromium; interface structure; optical films; optical harmonic generation; oxidation; silicon; silicon compounds; thin films; Cr-SiO2-Si; SiO2-Si; SiO2-Si(001) surfaces; oxidized surfaces; rotational-anisotropy; second-harmonic generation; spectroscopy; ultrathin Cr coatings;
Conference_Titel :
Quantum Electronics Conference, 2004. (IQEC). International
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-778-4