Heterodyne optical sampling for picosecond ultrasonics and nanoscale heat transfer

Author

Mottay, Eric ; Rigail, Pierre ; Braunschweig, Robert ; Pierre, Christophe ; Ermeneux, Sebastien ; Rossignol, Clement ; Rampnoux, Jean-Michel ; Dilhaire, Stefan

Author_Institution

Amplitude Syst., Pessac, France

fYear

2009

fDate

2-4 June 2009

Firstpage

1

Lastpage

2

Abstract

We present a novel ultrafast pump-probe system, allowing for a drastic reduction in acquisition time, typically a few tens of minutes for 20,000 frames. We present acoustic waves and heat transfer measurements in nanometric layers.

Keywords

heat transfer; heterodyne detection; high-speed optical techniques; measurement by laser beam; thermal variables measurement; ultrasonic variables measurement; acquisition time; compact dual-oscillator ultrafast laser system; heterodyne optical sampling; nanoscale heat transfer measurement; picosecond ultrasonics measurement; ultrafast pump-probe system; Acoustic beams; Acoustic measurements; Acoustic waves; Delay lines; Heat transfer; Laser excitation; Optical mixing; Pump lasers; Sampling methods; Time measurement; (320.7080) Ultrafast devices; (320.7100) Ultrafast measurements;

fLanguage

English

Publisher

ieee

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

Type

conf

Filename

5225195