Ultrafast Lasers
Regenerative amplifier
Spectra-physics "Spitfire Ace"
1 kHz
800 nm
P < 5 W
Contact: Deok Hyun Yoon
Regenerative amplifier
Coherent "RegA 9040"
250 kHz
800 nm
P < 1 W
Contact: Eon-Taek Oh
Ti:sapphire oscillator
Spectra-physics "Mai-Tai"
80 MHz
690 - 1040 nm
P < 3 W
Contact: Eon-Taek Oh
Optical Parametric Amplifier (OPA)
1100 - 1800 nm
P < 300 mW
Contact: Deok Hyun Yoon
Optical Parametric Oscillator (OPO)
1100 - 1650 nm
P < 200 mW
Contact: Eon-Taek Oh
Ultrafast Spectroscopic Setups
Transient Absorption Spectroscopy
1 kHz
λ = 450 - 1100 nm
Contact: Deok Hyun Yoon
Transient Reflecton Microscopy
80 MHz
λ = 450 - 1500 nm
Contact: Eon-Taek Oh
Optical Pump - Terahertz Probe
1 kHz
f = 0.2 - 2.5 THz
Contact: Deok Hyun Yoon
Magneto - Optics
1 kHz
B < 670 mT
Contact: Chaeyoon Kim
Terahertz Time-domain Spectroscopy
80 MHz
f = 0.2 - 2 THz
Contact: Eon-Taek Oh, Chaeyoon Kim
High-power Terahertz generation
1 kHz
P < 12 mW
Contact: Seong Cheol Lee
Angle-resolved
Second Harmonic Generation
80 MHz
Contact: Eon-Taek Oh
Homemade mode-locked lasers
Ti:Sapphire laser
𝜆 = 800 nm
Contact: Chaeyoon Kim
Mid-infrared Cr:ZnS laser
𝜆 = 2400 nm
Contact: Jihoon Seo
Solid state/Waveguide laser
𝜆 = 1050, 1500 nm
Contact: Deok Woo Kim
Tools
Cryostation
(Montana Instruments)
Mechanical Exfoliation/Dry transfer
Lock-in Amplifier
(Zurich Instruments)
Spectrometer
Boxcar