Search Results - yevgeny+raitses

7 Results Sort By:

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: 3/7/2022   |   Inventor(s): Yevgeny Raitses, Shurik Yatom, Sophia Gershman
Keywords(s):  
Category(s): Mechanical/Electrical Engineering

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: 3/4/2022   |   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: 3/15/2018   |   Inventor(s): Robert Kaita, Michael Jaworski, Igor Kaganovich, Yevgeny Raitses
Keywords(s):  
Category(s): Mechanical

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: 3/15/2018   |   Inventor(s): Yuan Shi, Yevgeny Raitses
Keywords(s): plasma physics
Category(s): Opto-Electronics/ 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: 3/15/2018   |   Inventor(s): Yevgeny Raitses, Alexsandr Merzhevskiy
Keywords(s): aerospace, plasma physics, semiconductor
Category(s): Ceramics/Material Sciences

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: 3/15/2018   |   Inventor(s): Martin Griswold, C. Leland Ellison, Yevgeny Raitses, Nathaniel Fisch
Keywords(s): energy
Category(s): Opto-Electronics/ Electrical Engineering

Improved Method of Manufacture of Carbon Nanotubes Using Carbon Arc Discharge

Researchers at Princeton have developed a new method of manufacture of carbon nanotubes using a modified carbon arc discharge process that promises to be lower cost and easier to fabricate than current methods of production. Princeton is seeking an industrial partner to commercialize this technology. Current carbon arc discharge methods require...
Published: 3/15/2018   |   Inventor(s): Yevgeny Raitses
Keywords(s):  
Category(s): Ceramics/Material Sciences