Wisconsin Alumni Research Foundation

Technology

METHODS FOR FABRICATING OPTICAL METASURFACES

UW-Madison researchers have developed a new class of IR metasurfaces using conventional CMOS-compatible Si wafers and fabrication processes. To fabricate these novel metasurfaces, large membranes of 1...
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Filiz Yesilkoy, Yuber Samir Sanchez Rosas, Wihan Adi | P240127US01

Technology

HIGH-EFFICIENCY DRIVE CIRCUIT AND BIDIRECTIONAL FET

Typically, bidirectional switching elements are fabricated using two FET devices, for example, arranged in series with opposite polarities, each device shunted by a diode to steer current to the prope...
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Chirag Gupta, Daniel Ludois, Shubhra Pasayat | P220279US02

Technology

THERMAL LASER WITH DYNAMIC BEAM STEERING

UW-Madison researchers have developed a compact thermal laser on a chip capable of steering emitted thermal radiation at a continuous range of angles through the application of a voltage. The device i...
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Victor Brar, Joel Siegel | P220363US01

Technology

BLOCK COPOLYMER SELF-ALIGNMENT ON ISOLATED CHEMICAL STRIPES

UW-Madison and University of Chicago researchers have developed a method for directed self-assembly of block copolymer films that relies on obtaining the correct balance of surface energies for the te...
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Michael Arnold, Robert Jacobberger, Paul Nealey, Shisheng Xiong, Zhenqiang Ma, Tzu-Hsuan Chang | P190247US02

Technology

ALKALI METAL OPTICAL CLOCK

UW researchers have invented a Cesium Lattice Optical Clock (CLOC) for high performance and simple operation in a compact form factor. The novel design uses a “forbidden” optical transitio...
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Mark Saffman, Shimon Kolkowitz, Arjav Sharma | P220217US01

Technology

Atomic Layer Chemical Patterns For Block Copolymer Assembly

Provided herein are methods of directed self-assembly (DSA) on atomic layer chemical patterns and related compositions. The atomic layer chemical patterns may be formed from two-dimensional materials ...
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Zhenqiang Ma, Paul Nealey, Michael Arnold, Robert Jacobberger, Tzu-Hsuan Chang, Shisheng Xiong | P150238US02

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