Lab Photos

Continuous-wave optical parametric oscillator (CW-OPO, Toptica). [Mid-Infrared]

Calibration system of the CW-OPO: Doppler-free saturation absorption spectroscopy and an etalon.

External cavity diode laser (ECDL) for cavity-enhance two-photon spectroscopy. (Near-Infrared]

"Ring" Ti:Sapphire laser with a frequency-doubling system (MSquared) [UV/Visible/Near-Infrared] pumped by a diode laser (Coherent Verdi-10).

"Ring" Dye Laser (Spectra-Physics/Sirah, Mattise, right) [Visible] pumped by a diode laser (Spectra-Physics Mellenium, left)

Calibration system of the ring dye laser.

Nd:YAG laser (Spectra-Physics, Quanta-Ray, 250), used to pump the Cobra-Stretch pulsed dye laser.

Pulsed dye laser (Spectra-Physics/Sirah, Cobra-Stretch) with frequency doubling, pumped by the YAG laser. 

(Top) Excimer laser (Lambda-Physik/Coherent, COMPex), used as a photolysis laser (193, 248 or 351 nm) for the jet-cooled experiment.

(Bottom) Nd:YAG laser (Big Sky), used as the ablation laser for the jet-cooled experiment. 

Excimer laser (Lambda-Physik/Coherent, LPX), used as a photolysis laser (193 or 248 nm) for the room-temperature CRD experiment.

Nd:YAG laser (Spectra-Physics, Quanta-Ray, 270), used to pump the Precision-Scan pulsed dye laser.

Pulsed dye laser (Spectra-Physics/Sirah, Precision-Scan) pumped by the YAG laser. To its right is the difference-frequency mixing system for the generation of mid-infrared. 

Nd:YAG laser (Spectra-Physics, Quanta-Ray, 270), , used as a photolysis laser (355 or 266 nm) for the room-temperature CRD experiment.

Vacuum Chamber for laser-induced fluorescence/dispersed fluorescence (LIF/DF) spectroscopy

Spectrograph (Acton) and CCD camera (Princeton Instruments) for dispersed fluorescence (DF) spectroscoy.

Room-temperature pulsed cavity ring-down (CRD) spectroscopy system

Room-temperature continuous-wave cavity ring-down (CW-CRD) spectroscopy system.

Jet-cooled pulsed cavity ring-down (CRD) spectroscopy system

X-shaped cell for future cavity-enhanced double-resonance spectroscopy apparatuses. 

(From top) Femtosecond laser and chirped-pulse amplifier (CPA) (Clark MXR), two non-colinear optical parametric amplifiers (NOPAs), the frequency doubling system, and the transient absorption system.