Search Results - stephen+pearton

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Sensor Increases Detection Sensitivity of Ammonia Gas
Effectively Detects Ammonia Gas ConcentrationThis gas sensor detects ammonia gas by utilizing a highly electron mobility transistor (HEMT), a device used to amplify or switch electronic signals and electrical power. Ammonia gas is used to reduce nitrogen oxides (NOx) through selective catalytic reduction (SCR) to prevent acid rain and smog formation....
Published: 6/27/2021   |   Inventor(s): Stephen Pearton, Fan Ren, Soohwan Jang
Keywords(s): ammonia sensor, high temperature applications, ZnO
Category(s): Technology Classifications > Engineering > Instrumentation-Sensors-Photonics
Hydrogen Sensors That Are Impervious to Water but Sensitive to Gas
PMMA Encapsulation of Semiconductor-Based Hydrogen Sensor Effectively Increases Accuracy of Hydrogen Gas Detection by Blocking Water Molecules while Permitting the Penetration of the Hydrogen MoleculesThis poly(methyl methacrylate) (PMMA)-encapsulated Schottky diode protects hydrogen sensors from humidity without affecting their ability to detect hydrogen....
Published: 6/27/2021   |   Inventor(s): Stephen Pearton, Fan Ren, Soohwan Jang, Sunwoo Jung
Keywords(s): Gas Sensor, humidity or water insensitive, polymer encapsulation
Category(s): Technology Classifications > Engineering > Electrical, Technology Classifications > Environmental > Others, Technology Classifications > Human Health Care > Diagnostics, Technology Classifications > Medical Devices > Others
Self-Repairing Semiconductor for Radio Frequency Communication and DC Power
Automatically Repair Wear to Semiconductor Chips with an On-Chip Heater DesignThese self-repairing semiconductor designs can be integrated into computer processors for radio communication in high temperature or high radiation environments. Worldwide sales of semiconductors in 2014 reached $335.8 billion, up 9.9 percent from 2013. Low-power satellites...
Published: 6/27/2021   |   Inventor(s): Stephen Pearton, Fan Ren
Keywords(s): long life-time, self-healing alloy, Transistors
Category(s): Technology Classifications > Engineering, Technology Classifications > Engineering > Electrical
Fast-Acting, Portable, Wireless Aquatic Pathogen Sensor
Allows Hobbyists to Detect Pathogens Without Regulatory Oversight InventionThis sensor detects harmful pathogens threatening the world’s oyster fisheries and the overall aquaculture industry. Perkinsus species protozoans kill oysters, resulting in damage to the environment and economic losses to the shellfish industry. Perkinsus marinus has wreaked...
Published: 2/22/2024   |   Inventor(s): Fan Ren, Stephen Pearton, Yu-Lin Wang, Barbara Sheppard
Keywords(s):  
Category(s): Technology Classifications > Engineering > Electrical
Backside Source Field Plate Method that Uses Via Hole to Better Dissipate Heat
Modification Makes Devices Operate Safely at Higher Voltages with Better ReliabilityDevices fabricated that use this backside source field plate method operate at higher voltages and with better reliability due to the lower peak electric field and junction temperature. Field-effect transistors such as AlGaN/GaN high electron mobility transistors (HEMTs)...
Published: 2/22/2024   |   Inventor(s): Fan Ren, Stephen Pearton, Ya-Hsi Hwang, Mark Law
Keywords(s): backside field plate, field plate, via hole under the active area
Category(s): Technology Classifications > Engineering > Electrical
Portable Chemical Sensor that Detects Breast Cancer in Exhaled Breath Condensate
Device Functionalizes High Electron Mobility Transistor Surface to Detect Biological Markers of Breast Cancer.This chemical sensor is based on high electron mobility transistors and analyzes samples from exhaled breath to detect biological markers for breast cancer. The American Cancer Society projects more than 235,000 new diagnoses and 40,000 American...
Published: 2/22/2024   |   Inventor(s): Fan Ren, Stephen Pearton, Tanmay Lele, Byoung-Sam Kang, Hung Wang
Keywords(s):  
Category(s): Technology Classifications > Engineering > Instrumentation-Sensors-Photonics
Sensor to Detect Explosive or Polluting Gases and Liquids with Greater Speed and Accuracy
Low-Power Chemical Detection Device Remotely Detects and Tracks Presence of Common Gases and Liquid This compact chemical sensor remotely detects common gases and liquids such as hydrogen, oxygen, carbon dioxide, and chloride ions. The market for biosensors and chemical sensors has the highest rate of growth in the sensor industry and is expected to...
Published: 6/27/2021   |   Inventor(s): Stephen Pearton, Fan Ren
Keywords(s): A1GaN/GaN HEMT-based chloride ion sensor, Mini-integrated Ag/AgC1 gated, Portable, Wireless
Category(s): Technology Classifications > Engineering > Chemical