Title :
Two-photon excited ReaChR by a three-stage femtosecond optical parametric amplifier
Author :
Chia-Lun Tsai ; Po-Yen Hsiao ; Ming-Chang Chen ; Shang-Da Yang ; Yen-Yin Lin ; Ann-Shyn Chiang
Author_Institution :
Inst. of Photonics Technol., Nat. Tsing Hua Univ., Hsinchu, Taiwan
Abstract :
A three-stage optical parametric amplifier is built to produce 1 kHz, 31 fs, ~200 μJ signal pulses with tunable wavelengths. Red-activatable channelrhodopsin in fruit fly is optimally two-photon excited to copulation behavior at 1250 nm.
Keywords :
high-speed optical techniques; optical parametric amplifiers; optical tuning; proteins; quantum optics; radiation pressure; two-photon processes; frequency 1 kHz; red-activatable channelrhodopsin in fruit; three-stage femtosecond optical parametric amplifier; time 31 fs; two-photon excited ReaChR; wavelength tuning; Biomedical optical imaging; Neurons; Nonlinear optics; Optical amplifiers; Optical pulses; Stimulated emission; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
