Wisconsin Alumni Research Foundation

Technology

Multi-Wavelength Mode-Locked Laser

Many laser applications require multiple, simultaneous laser beams, each with a specific wavelength. But using multiple lasers and associated optical components increases the cost and size of the syst...
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Scott Sanders | P07171US

Technology

More Efficient Semiconductor Lasers

Quantum cascade lasers (QCLs) are semiconductor lasers that provide light in the mid- and far-infrared wavelength ranges. They are designed so that the generated light is transverse-magnetic (TM) pola...
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Luke Mawst, Dan Botez, Thomas Earles, Jeremy Kirch, Christopher Sigler | P140047US01

Technology

High Efficiency Intersubband Semiconductor Laser

Intersubband semiconductor lasers represent a new type of laser that emits photons when electrons within a quantum-well structure release their energy during transit from high- to low-energy states. A...
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Dan Botez, Dapeng Xu, Luke Mawst | P05375US

Technology

Intersubband Quantum Box Stack Lasers

Intersubband semiconductor lasers represent a new type of laser that emits photons when electrons within a quantum-well structure release their energy during transit from high- to low-energy states. O...
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Dan Botez | P06395US

Technology

Type II Quantum Well Laser Devices

Fiber optic transmission of data across large distances involves the use of laser transmitters that generally operate at three primary wavelengths: 850 nanometers, 1.3 microns and 1.55 microns. Minima...
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Luke Mawst, Nelson Tansu | P02243US

WARF