Search Results - nanoscience & microtechnologies

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Body heat-powered heart beat detection circuit
Technology Description The inventors have designed, implemented, and demonstrated an integrated circuit architecture for robust and automated detection of heartbeats from a two-electrode ECG signal. This uses sufficiently low power (~20μW) that it can be powered entirely by human body heat from a cm-scale TEG module at ~20mV, including wireless...
Published: 3/4/2020   |   Inventor(s): Soumya Bose, Boyu Shen, Matthew Johnston
Keywords(s): battery-less sensors, biosensor, heart rate monitor
Category(s): Engineering, Medical Devices, Nanoscience & Microtechnologies, Physical Science, Device, Diagnostics
Electrocaloric Device
Technology Description This technology is an electrocaloric devices as well as methods of making electrocaloric integrated circuits, and methods of thermally cycling integrated circuits. The electrocaloric device can include an electrocaloric material having a solid solution of two or more components of perovskites BNT, BKT, BZT, BMgT, or BNiT. The...
Published: 3/3/2020   |   Inventor(s): David Cann, Brady Gibbons, Troy Ansell, James (PTD) Abbott
Keywords(s):  
Category(s): Device, Engineering, Materials Science, Nanoscience & Microtechnologies, Physical Science
Radio Frequency Energy Harvesting with Power Conversion Efficiency Tracking
Technology Description This technology is a novel multi-stage programmable rectifier that can be calibrated to efficiently receive and rectify an RF input to generate a DC voltage output. Each rectifier stage can include a transistor with a programmable threshold voltage and a switch connected to the transistor. Each rectifier stage can also include...
Published: 3/3/2020   |   Inventor(s): Lingli Xia, Patrick Chiang, Jiao Cheng
Keywords(s): Energy harvesting, low power sensors, RF rectifier
Category(s): Engineering, Device, Materials Science, Medical Devices, Nanoscience & Microtechnologies, Physical Science, Sustainability & Cleantechnologies
Methods for Enhanced Atomic Layer Deposition
Technology Description Oregon State university researchers have created a method and device for in-situ microwave annealing to assist Atomic Layer deposition (ALD). This technology will allow for improved ALD film properties at lower temperatures. The technology allows for improvements such as eliminating the need to remove the substrate and film between...
Published: 11/26/2019   |   Inventor(s): John Conley
Keywords(s): Atomic layer deposition (ALD), energy enhanced ALD, in-situ annealing, microwave annealing
Category(s): Chemical, Device, Engineering, Materials Science, Nanoscience & Microtechnologies, Physical Science
Aqueous solution precursors for conductive oxide thin films
Technology Description Inventors at OSU have developed a method for creating conductive oxide thin films from aqueous precursor solutions that have high density, low surface roughness, high optical transmissivity, and good electronic properties. This solution processing method of preparing the conductive oxide thin films has a lower energy cost than...
Published: 11/22/2019   |   Inventor(s): Cory Perkins, Douglas Keszler
Keywords(s): aqueous chemistry, semiconductor, transparent conductive oxide thin films
Category(s): Chemical, Engineering, Materials Science, Nanoscience & Microtechnologies, Physical Science
Blood Separation and Diagnostic Device
Technology Description Oregon State University is seeking a licensee to develop and commercialize products based on a patent pending membrane device that provides a platform for blood separation and analysis. This device is a simple Janus-type membrane-based wicking microfluidic device fabricated on a polycaprolactone-filled glass microfiber membrane...
Published: 11/12/2019   |   Inventor(s): Vincent Remcho, Gayan Bandara, Lindsay Unitan
Keywords(s): Biomarkers, Blood, Diagnostic, fluid collection, Glass microfiber membrane, Microfluidics, Plastic, Polycaprolactone, sample pretreatment, Separation, Wicking microfluidics
Category(s): Information Technology, Materials Science, Medical Devices, Nanoscience & Microtechnologies, Device, Diagnostics, Engineering, Imaging
Solution Deposition of Amorphous Zirconia Thin Films
Technology Description OSU researchers have developed methods of making amorphous zirconium and hafnium halogenides with aqueous solution processing. The resulting films are extremely smooth, nearly as dense as fully densified crystalline films, and have high optical transparency. The solution deposition process eliminates the need for processing under...
Published: 7/22/2019   |   Inventor(s): James Sommers, Jenn Amador, Douglas Keszler
Keywords(s): alkali diffusion barrier, thin film, zirconia and hafnia thin films
Category(s): Chemical, Engineering, Materials Science, Nanoscience & Microtechnologies, Physical Science
Solution Deposition of Transparent Conductive Oxide Thin Films
Technology Description This technology is an aqueous solution deposition process for making high quality thin films of tin oxide, tin antimony oxide, and doped compositions of both. Films made by these methods are extremely smooth, highly transparent, and can be made at variable thicknesses from several nanometers up to a micron. The electrical and...
Published: 7/22/2019   |   Inventor(s): Cory Perkins, Douglas Keszler
Keywords(s): solution deposition, thin film, Transparent Conductive Oxides
Category(s): Chemical, Device, Engineering, Materials Science, Nanoscience & Microtechnologies, Physical Science, Sustainability & Cleantechnologies
IC for Low Voltage and Self-Starting Thermoelectric Energy Harvesting
Technology Description Researchers at OSU have developed an integrated circuit that can cold start a DC-DC boost converter on a very small input voltage and combines a unique charge pump and very efficient DC-DC boost converter to maintain on-going operation at even lower input voltages. This IC is battery-free and can be made with conventional CMOS...
Published: 7/22/2019   |   Inventor(s): Soumya Bose, Matthew Johnston, Tejasvi Anand
Keywords(s): Energy harvesting, thermoelectric, wearable electronics
Category(s): Engineering, Database, Medical Devices, Nanoscience & Microtechnologies, Physical Science
Micro-LED Device
Technology Description This micro-LED device architecture utilizes quantum dot (QD) technology to simultaneously minimize UV leakage and leverage the photoluminescence of the QDs to improve color range and reduce power consumption. This enhances the quality of the display while reducing cost. Using available and inexpensive materials with established...
Published: 3/27/2019   |   Inventor(s): Li-Jing Cheng, Akash Kannegulla
Keywords(s): Light-emitting devices
Category(s): Chemical, Device, Engineering, Nanoscience & Microtechnologies, Sustainability & Cleantechnologies
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