Wisconsin Alumni Research Foundation

Technology

Microscope Probe Having an Ultra-Tall Tip

Atomically sharp micro-fabricated tips are used in atomic force microscopy (AFM) for scanning near-field microwave microscopy (SNMM) to create an image of the tiny topography on or under a surface. Th...
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Daniel van der Weide, Yaqiang Wang | P06244US

Technology

Ultrasonic Welding with Real-Time Quality Control

In ultrasonic welding, work pieces are clamped between a horn and anvil and then joined using high-frequency vibration energy. Friction and heat between the surfaces causes them to soften and meld tog...
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Xiaochun Li, Hongseok Choi, Hang Li, Wayne Cai, Jeff Abell, Jingzhou Zhao | P120081US01

Technology

Micromechanical Actuator Device

Electrothermal actuators have been used in microelectromechanical systems (MEMS) to produce rectilinear displacement. These actuators possess a number of advantages, including high output forces, low ...
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Yogesh Gianchandani, Joel Hetrick, Larry Li-Yang Chu | P01337US

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

Metal-Coated Vertically Aligned Carbon Nanofibers

Although electrochemically active materials with high density and surface area have many potential uses in electrocatalysts, batteries, fuel cells and sensors, creating these materials can be challeng...
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Robert Hamers, Kevin Metz | P06357US

WARF