Title :
Substrate study of tungsten nano-gratings deposited by a single femtosecond laser beam
Author :
Tang, Mingzhen ; Zhang, Haitao ; Her, Tsing-Hua
Author_Institution :
Dept. of Phys. & Opt. Sci., Univ. of North Carolina, Charlotte, NC
Abstract :
Sub-wavelength tungsten nano-gratings were grown using a single femtosecond laser beam on many substrates. Quantitative study of substrate reveals that substrates play a significant role in controlling the growth conditions and physical attributes of tungsten-nano-gratings.
Keywords :
diffraction gratings; high-speed optical techniques; laser deposition; nanotechnology; substrates; tungsten; W; quantitative study; single femtosecond laser beam deposition; substrates; subwavelength tungsten nanogratings; Gratings; Insulation; Laser beams; Laser theory; Optical control; Power lasers; Scanning electron microscopy; Substrates; Tungsten; Ultrafast optics; (140.3390) Laser materials processing; (220.4241) Nanostructure fabrication;
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
