Title :
Evolution of nanostructures on metal surfaces irradiated by low-fluence multiple femtosecond laser pulses
Author :
Shimizu, Maiko ; Hashida, Masaki ; Miyasaka, Yuto ; Tokita, Shigeki ; Sakabe, Shuji
Author_Institution :
Inst. for Chem. Res., Kyoto Univ., Uji, Japan
fDate :
June 30 2013-July 4 2013
Abstract :
Aggregation of nanometer-size cracks oriented perpendicular to incident laser polarization is formed on tungsten and molybdenum by low-fluence femtosecond laser pulses. Local field enhancement around a nanometer-size hole will be an origin of the crack.
Keywords :
aggregation; high-speed optical techniques; laser beam effects; molybdenum; nanostructured materials; surface cracks; surface structure; tungsten; Mo; W; aggregation; incident laser polarization; local field enhancement; low-fluence multiple femtosecond laser pulses; metal surface irradiation; nanometer-size hole; nanostructures; perpendicular oriented nanometer-size cracks; Laser ablation; Metals; Nanostructures; Surface emitting lasers; Surface waves; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics Pacific Rim (CLEO-PR), 2013 Conference on
Conference_Location :
Kyoto
DOI :
10.1109/CLEOPR.2013.6600553
