Title :
High-speed nanometer-resolved imaging-based laser vibrometry
Author :
Goda, Keisuke ; Mahjoubfar, Ata ; Ayazi, Ali ; Fard, Ali ; Kim, Sang Hyup ; Jalali, Bahram
Author_Institution :
Electr. Eng. Dept., Univ. of California, Los Angeles, CA, USA
Abstract :
We report a new type of laser vibrometer that performs high-speed imaging-based surface vibration measurements with ~1 nm axial resolution at a record scan rate of 36.7 MHz without the need for beam scanning.
Keywords :
measurement by laser beam; surface dynamics; vibration measurement; frequency 36.7 MHz; high-speed imaging-based surface vibration measurements; high-speed nanometer-resolved imaging-based laser vibrometry; laser vibrometer; Acoustic beams; Dispersion; Laser beams; Measurement by laser beam; Optical interferometry; Vibrations; Vibrometers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
