DocumentCode
2264229
Title
Femtosecond excitation of confined acoustic modes in 2-D arrayed GaN nanorods
Author
Chen, Hung-Pin ; Wu, Yueh-Chun ; Sheu, Jinn-Kong ; Sun, Chi-Kuang
Author_Institution
Dept. of Electr. Eng., Nat. Taiwan Univ., Taipei, Taiwan
fYear
2011
fDate
1-6 May 2011
Firstpage
1
Lastpage
2
Abstract
We successfully excited confined acoustic oscillations, which reflect the mechanical properties, in 2-D arrayed GaN nanorods with different diameters, by using femtosecond lasers. A nano-softening effect was observed when rod diameter was less than 150nm.
Keywords
III-V semiconductors; gallium compounds; high-speed optical techniques; nanorods; 2D arrayed nanorod; GaN; confined acoustic oscillation; femtosecond excitation; nanosoftening effect; Acoustics; Gallium nitride; Nanowires; Ultrafast optics; Vibrations; Young´s modulus;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location
Baltimore, MD
Print_ISBN
978-1-4577-1223-4
Type
conf
Filename
5951647
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