Search Results - physical science

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Soft Hydraulic Valve
Technology Description This soft 3D printed electrorheological (ER) valve weighs less than 10 grams and allows for onboard actuation control, enabling an entirely soft controllable robot. The soft ER valve pressure holding capabilities have been tested under unstrained conditions, cyclic valve activation, and the strained conditions of bending, twi...
Published: 11/9/2017   |   Inventor(s): Yigit Menguc, Alexander Zatopa, Stephanie Walker
Keywords(s): Compliant Valve, Robotics, Soft Robotics
Category(s): Device, Engineering, Materials Science, Medical Devices, Physical Science, Research Tools
Low Noise Rumble Strip Design
Technology Description This rumble strip design provide adequate feedback to drivers to alert them of lane departures while also significantly reducing noise generation when compared to other designs. The sawtooth feature is characterized by an asymmetric shape with a gentle slope up the backside, over a curved top, and down a steeper front face, a...
Published: 9/18/2017   |   Inventor(s): Paris Kalathas, Yue Zhang
Keywords(s): Noise reduction, Traffic safety
Category(s): Device, Engineering, Physical Science, Sustainability & Cleantechnologies
Shared Antenna Interface for Simultaneous Transmit and Receive
Technology Description This technology describes a shared antenna interface for rejecting or passing transmitter and receiver signals. The interface can function up to RF frequencies of interest to cellular and WiFi wireless communications. The architecture is made using discrete or integrated circuits and builds upon N-class circuits where multipl...
Published: 6/21/2017   |   Inventor(s): Abhishek Agrawal, Arun Natarajan, Sanket Jain
Keywords(s): Wireless communication
Category(s): Device, Engineering, Information Technology, Nanoscience & Microtechnologies, Physical Science
Non-Reciprocal Signal Processing Device
Technology Description This invention describes a new class of non-reciprocal signal processing devices. Two possible devices include: a magneto-acoustic isolator and a magneto-acoustic circulator. The magneto-acoustic isolator and circulator will exploit the non-reciprocal velocity of surface acoustic waves on magnetostrictive substrates. In contr...
Published: 6/21/2017   |   Inventor(s): Albrecht Jander, Pallavi Dhagat-Jander
Keywords(s): Magneto-acoustic devices, Signal processing
Category(s): Device, Engineering, Information Technology, Materials Science, Nanoscience & Microtechnologies, Physical Science
RF Receiver with Interference Rejection
Technology Description This technology provides a scalable and reconfigurable receiver architecture for receiving code modulated signals at the receiver. Multiple switches operate at RF frequency, creating a n-path receiver that selects desired code for reception while rejecting others. This can improve performance of a receiver by enabling it to t...
Published: 6/21/2017   |   Inventor(s): Arun Natarajan, Abhishek Agrawal
Keywords(s): Network receiver, Spectrum capacity, Wireless communication
Category(s): Device, Engineering, Information Technology, Materials Science, Nanoscience & Microtechnologies, Physical Science
T-Pile: Software for Modeling Torsional Loading of Deep Foundations
Technology Description This technology is a software tool using a finite difference method to solve the governing differential equations describing the behavior of a drilled shaft or driven pile subjected to torsional loads. This software is used to evaluate the torsional resistance and rotation response of drilled shafts or driven piles in complex...
Published: 4/10/2017   |   Inventor(s): Armin Stuedlein, Qiang Li
Keywords(s): geotechnical engineering
Category(s): Engineering, Physical Science, Research Tools, Software
Method of Producing Nanopatterns
Technology Description Focused ion-beam (FIB) milling is a known technique for fabricating small features in substrates. This technology employs protective metal layer to dramatically improve the fidelity and reproducibility of FIB. Called metal-assisted FIB, or MAFIB, the method employs a sacrificial layer of metal while the ion beam mills the sub...
Published: 4/10/2017   |   Inventor(s): Akash Kannegulla, Li-Jing Cheng
Keywords(s): Ion beam milling, Lithography, Nanofabrication, Nanoimprinting, Nanotechnology, Photonic devices
Category(s): Engineering, Materials Science, Nanoscience & Microtechnologies, Physical Science
Conductive Metalorganic Framework Chemical Sensors
Technology Description This technology is a gas sensing device made of a highly oriented metal-organic framework (MOF) material on an oxide substrate. The MOF is also made conductive by the addition of a redox active molecule. The conductive MOF is made without using a gold substrate, and the method of assembling the MOF layers incorporating the re...
Published: 4/6/2017   |   Inventor(s): Chih-Hung Chang, Ki-Joong Kim, Alan Wang, Yujing Zhang, Xinyuan Chong
Keywords(s):  
Category(s): Chemical, Device, Engineering, Materials Science, Nanoscience & Microtechnologies, Physical Science
A High Flux Solar Thermal Receiver
Technology Description The microchannel based solar receiver (MSR) uses a modular arrangement of microchannels in its design that enable the working fluid to be heated in a concentrating solar receiver. The MSR is made of nickel super alloy and designed with the microchannels operating in parallel, which allows a large amount of flux to be removed ...
Published: 2/13/2017   |   Inventor(s): Monte Kevin Drost, Vinod Narayanan, Brian Fronk, Sourabh Apte, Thomas L'Estrange, Erfan Rasouli, Kyle Zada, Eric Truong, Charles Rymal
Keywords(s): Modular microchannel arrangement, Solar flux absorption
Category(s): Chemical, Device, Engineering, Materials Science, Nanoscience & Microtechnologies, Physical Science, Sustainability & Cleantechnologies
Nanostructured Coatings for Optoelectric Devices
Technology Description The present invention is a nanostructured functional coating designed with both anti-reflective (AR) and down-shifting (DS) properties in order to increase efficiency in optoelectronic devices. The AR and DS nanoparticles are modified to create a thin film with a variable and controllable refractive index. Hollow silica nanop...
Published: 2/13/2017   |   Inventor(s): Chih-Hung Chang, Yujuan He, Qun Jing
Keywords(s): anti-reflective coating, down-shifting coating, gradient refractive index
Category(s): Engineering, Nanoscience & Microtechnologies, Chemical, Device, Materials Science, Physical Science, Research Tools, Sustainability & Cleantechnologies
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