Title :
Picosecond Ultrasonic measurements using an optical cavity
Author :
Li, Yanqiu ; Miao, Qian ; Nurmikko, Arto ; Maris, Humphrey
Author_Institution :
Dept. of Phys., Brown Univ., Providence, RI, USA
Abstract :
We have implemented a new means of measuring very high frequency ultrasound in nanostructured materials (known as Picosecond Ultrasonics) by using a high-Q optical resonator that enables significant enhancement and detailed characterization of ultrasound signals.
Keywords :
laser cavity resonators; nanostructured materials; ultrasonic measurement; high-Q optical resonator; nanostructured materials; optical cavity; picosecond ultrasonic measurements; very high frequency ultrasound; Frequency measurement; Optical films; Optical interferometry; Optical resonators; Probes; Pulse measurements; Ultrafast optics; Ultrasonic imaging; Ultrasonic variables measurement; Wavelength measurement; (320.5390) Picosecond phenomena; (320.7100) Ultrafast Measurements;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
