Wisconsin Alumni Research Foundation

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

Variable-Focus Lens Assembly

One component of lab-on-a-chip technology is on-chip microlenses for optical analysis. Prior investigators have demonstrated tiny optical lenses with variable focal lengths. These lenses use specializ...
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Hongrui Jiang, Abhishek Agarwal, Liang Dong, David Beebe | P05131US

Technology

Nanoelectromechanical Switch in Co-Planar Waveguide

Microelectromechanical systems (MEMS) and nanoelectromechanical systems (NEMS) have been used to create mechanical resonators for switching, filtering and other purposes in electrical systems. NEMS/ME...
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Robert Blick, Hua Qin, Hyun-Seok Kim | P07084US

Technology

Microfluidic System for High Throughput Screening

Most high throughput screening (HTS) for new chemicals is done in microtiter well plates. Reagents for HTS can be very expensive, making miniaturization of the plates desirable. Microfluidics is an al...
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David Beebe, Ivar Meyvantsson | P05284US

Technology

Modeless Wavelength-Agile Laser

Spectroscopic studies evaluate the response of a specimen to different colors of light. Lasers are normally used in spectroscopic studies; however, lasers typically operate in one or more cavity modes...
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Scott Sanders | P05034US

Technology

Plastic Cantilevers for Atomic Force Microscopy

The atomic force microscope (AFM), one of many types of scanned-proximity probe microscopes, images a sample by lightly touching it with a probe tip attached to the end of an extremely flexible leaf s...
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Daniel van der Weide, Andrew Stevens, Charles Paulson | P04378US

WARF