Search Results - yevgeny+raitses

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Confocal Laser Induced fluorescence diagnostic with annular laser beam for large focal distances

Non-Confidential Brief Confocal Laser Induced Fluorescence Diagnostic With Annular Laser Beam for Large Focal Distances Princeton Docket # 23-4006-1 Laser induced fluorescence (LIF) is routinely used for characterization of plasma sources or in gas dynamic applications. Conventional LIF techniques require access to studied volume from two sides:...
Published: 4/8/2024   |   Inventor(s): Yevgeny Raitses, Ivan Romadanov
Keywords(s):  
Category(s): Mechanical/Electrical Engineering

Low-Temperature Plasma Device for Sterilization and Anti-Viral Applications

Low Temperature Plasma Device for Sterilization and Antiviral ApplicationsPrinceton Docket # 20-3699Researchers at Princeton Plasma Physics Laboratory, Princeton University have designed a flexible dielectric-barrier discharge (DBD) device which produces a uniform, cold plasma for disinfection and sterilization. The device can easily be made into desirable...
Published: 10/18/2023   |   Inventor(s): Yevgeny Raitses, Shurik Yatom, Sophia Gershman
Keywords(s):  
Category(s): Medical Devices/Diagnostics, Biotechnology/Pharmaceuticals, Mechanical Engineering and Robotics

Plasma Systems for Air Decontamination

Princeton Docket # 21-3764 Motivated by the current COVID-19 pandemic, Researchers at Princeton Plasma Physics Laboratory, Princeton University, have designed a novel plasma-based in-situ device for decontaminating air flow from viruses and bacteria in real time. The use of cold, low temperature plasma to eradicate pathogens is a tested and effective...
Published: 3/1/2023   |   Inventor(s): Shurik Yatom, Sophia Gershman, Yevgeny Raitses, Philip Efthimion
Keywords(s):  
Category(s): Medical Devices/Diagnostics, Mechanical Engineering and Robotics

Chemically Enhanced Plasma Sterilizer (CEPS)

Chemically Enhanced Plasma SterilizerPrinceton Docket # 20-3703Researchers at Princeton Plasma Physics Laboratory, Princeton University have designed a chemically enhanced plasma sterilizer (CEPS) which uses atmospheric pressure cold plasma enhanced with a chemical reagent and UV light to provide sterilization and disinfection of bio-contaminated surfaces...
Published: 3/1/2023   |   Inventor(s): Yevgeny Raitses, Sophia Gershman, Shurik Yatom, Philip Efthimion
Keywords(s):  
Category(s): Medical Devices/Diagnostics, Mechanical Engineering and Robotics, Biotechnology/Pharmaceuticals

Low-Temperature Plasma Device for Sterilization and Anti-Viral Applications

Low Temperature Plasma Device for Sterilization and Antiviral ApplicationsPrinceton Docket # 20-3699Researchers at Princeton Plasma Physics Laboratory, Princeton University have designed a flexible dielectric-barrier discharge (DBD) device which produces a uniform, cold plasma for disinfection and sterilization. The device can easily be made into desirable...
Published: 2/14/2022   |   Inventor(s): Yevgeny Raitses, Shurik Yatom, Sophia Gershman
Keywords(s):  
Category(s): Mechanical/Electrical Engineering

Self-Disinfecting Plasma Fabric

Self-Disinfecting Plasma FabricPrinceton Docket # 20-3706Researchers at Princeton Plasma Physics Laboratory, Princeton University have designed a self-disinfecting plasma fabric (SPDF) comprised of a specially woven electrical discharge source where plasma is ignited within the textile. The plasma sterilizes the fabric from within and can also be used...
Published: 10/18/2023   |   Inventor(s): Yevgeny Raitses, Sophia Gershman, Shurik Yatom, Philip Efthimion
Keywords(s):  
Category(s): Mechanical/Electrical Engineering

New Design for Reducing Hall Thrusster Chamber Wall Erosion

Princeton Docket # 15-3066-1Researchers at Princeton Plasma Physics Laboratory, Princeton University, have proposed a new design for extending the lifetime of hall thrusters.Hall thrusters have been established as a compact and reliable means for satellite applications. Erosion of the surfaces of such thrusters, however, has been a serious factor in...
Published: 2/2/2024   |   Inventor(s): Robert Kaita, Michael Jaworski, Igor Kaganovich, Yevgeny Raitses
Keywords(s):  
Category(s): Mechanical/Electrical Engineering

Disposable Vacuum Viewport Protector

Disposable Vacuum Viewport Protector Princeton Docket #14-3022 Industry and research facilities face unwanted vacuum viewport coating issues. For example, during low temperature plasma experiments, metallic films can develop on vacuum viewports, obscuring observation. The impaired viewports can either be replaced, which is costly, or cleaned. The cleaning...
Published: 3/30/2022   |   Inventor(s): Yuan Shi, Yevgeny Raitses
Keywords(s): plasma physics
Category(s): Mechanical/Electrical Engineering

Method for Controlling of Spatial and Temporal Variations of Plasma Properties in Plasma Devices With Crossed Electric and Magnetic Fields

Method for Controlling the Spatial and Temporal Variations of Plasma Properties in Plasma Devices with Crossed Electric and Magnetic Fields Princeton Docket # 14-2954 Researchers in the Princeton Plasma Physics Laboratory at Princeton University have proposed a new method of crafting spatial variations of the electron cross-field transport to control...
Published: 3/30/2022   |   Inventor(s): Yevgeny Raitses, Alexsandr Merzhevskiy
Keywords(s): aerospace, plasma physics, semiconductor
Category(s): Materials

Feedback Control of Azimuthal Oscillations in Hall Thrusters: Enhanced Thruster Efficiency and Performance

Princeton Docket # 12-2808 Researchers at Princeton Plasma Physics Laboratory have developed a novel method to achieve feedback control of low-frequency azimuthal waves (rotating spoke oscillation) in the ExB discharge of a Hall thruster. This technology will enhance thruster efficiency and performance. The Hall thruster is a plasma-based propulsion...
Published: 3/30/2022   |   Inventor(s): Martin Griswold, C. Leland Ellison, Yevgeny Raitses, Nathaniel Fisch
Keywords(s): energy
Category(s): Mechanical/Electrical Engineering
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