Atomic, Molecular and Optical Science

Facilities

High Resolution Optical Spectroscopy Laboratory
ALLS (Advanced Laser Light Source)
FemtoLab 1     FemtoLab 2     FemtoLabs 3 & 4

FemtoLab 1

• Titanium Sapphire laser system, 1 kHz repetition rate, 800 microjoules per pulse, 39 femtosecond pulse duration
• TOPAS optical parametric amplifier producing tunable wavelengths of 1.1 to 2.2 micrometers
• Pulse compression system producing 8 femtosecond pulses with 100 microjoules of energy
• "Coulomb explosion imaging" vacuum chamber with 2-dimensionally cold molecular beam and imaging ion detector capable of recording momenta in 3 dimensions with sufficient accuracy to observe ion recoil from electron ionization
• Time of flight spectrometer with C60 molecule source
• Time of flight spectrometer steradiancy aperture, plus imaging detector for electrons or ions
• SPIDER pulse characterization of laser pulse phase
• Coherent RegA regenerative amplifier, 250 kHz repetition rate, 4 microjoules per pulse, 35 femtosecond pulse duration
• Micromachining station for writing optical waveguides in transparent material
• Repair station for in situ laser ablation of defects in quantum well infrared detectors
• "COLTRIMS" coincident photoelectron-photoion imaging chamber with cold molecule beam and 3D simultaneous measurement of electron and ion momenta

FemtoLab 2

• Titanium Sapphire laser system, 50 Hz repetition rate, 40 mJ per pulse, 30 femtosecond pulse duration
• High harmonic generation chamber for producing XUV wavelengths as short as 8 nm wavelength

FemtoLab 3-4

• Titanium Sapphire laser system, 1 kHz repetition rate, 2.5 mJ per pulse, 80 femtosecond pulse duration
• 3 TOPAS optical parametric amplifier producing tunable wavelengths of 1.1 to 2.2 micrometers
• 2 NOPAs (noncollinear optical parametric amplifiers) producing 10 microJoules with 15 femtosecond pulse duration
• Magnetic bottle photoelectron spectrometer with 30 meV energy resolution
• Time of flight spectrometers for ions and electrons
• Coincident photoelectron-photoion 3D momentum vector imaging
• Cluster beam machine for producing metallic and biomolecule clusters
• Four-wave-mixing time and frequency resolved spectrometer