Search Results - PPPL

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Quench Protection of Superconducting Coils using Inductively Coupled Conductors Quench Protection of Superconducting Coils using Inductively Coupled Conductors Princeton Docket # 24-4076-1 Inventors at PPPL have conceived an invention focused on the protection of high-temperature superconducting (HTS) electromagnets. The innovation hinges on an integrated design method that employs inductively coupled normal-conducting elements... Published: 12/3/2024   |   Inventor(s): Yuhu Zhai, Michael Zarnstorff Keywords(s): fusion Category(s): Plasma/Fusion, Mechanical/Electrical Engineering

Segmented Planar Stellarator Coils Non-Confidential Brief Segmented Planar Stellarator Coils Princeton Docket # 25-4189-1 Researchers at the Princeton Plasma Physics Laboratory propose a novel configuration of stellarator fusion reactor coils. Traditional stellarator coils incorporate a complex, non-planar design in order to magnetically confine the plasma in a specified equilibrium.... Published: 11/19/2024   |   Inventor(s): Egemen Kolemen, Kian Orr, Dario Panici Keywords(s): engineering, fusion, fusion - stellarators Category(s): Plasma/Fusion

Spheromak Gun for Inductive flux Injection Spheromak Gun for Inductive flux Injection Princeton Docket # 22-3902 PPPL and a collaborator have proposed the formation of a high flux spheromak by an inductive flux injection coaxial gun. The basic approach of the scheme is based on a principle in which plasmas relax toward the minimum energy state during spheromak formation, independent of initial... Published: 11/13/2024   |   Inventor(s): Masaaki Yamada, Hiroshi Gota Keywords(s): fusion Category(s): Energy and CleanTech

Debris mitigation in laser produced plasmas using three-dimensional manipulation of magnetic topology ­Debris Mitigation in Laser Produced Plasmas Using Three-Dimensional Manipulation of Magnetic Topology Princeton Docket # 20-3704 Moore's law dictates that computer chips become ever smaller. The devices that fabricate these chips are facing constraints governed by fundamental physics. In order to achieve small chip size, the next generation... Published: 11/12/2024   |   Inventor(s): Ahmed Diallo, Christopher Smiet, Ben Israeli, Marien Simeni Simeni Keywords(s): microelectronics Category(s): Materials, Quantum Computing and Electrical Engineering

Variable Radii Bitter Spiral Crystal Spectrometer Variable Radii Bitter Spiral Crystal Spectrometer Princeton Docket #22-3922-1 A novel high-resolution x-ray spectrometer for small or point-like emission sources has been developed using a crystal shape having both a variable major and minor radius of curvature. This variable-radii spiral spectrometer (VR-Spiral) allows five key spectrometer design... Published: 10/21/2024   |   Inventor(s): Novimir Pablant, Manfred Bitter, Kenneth Hill, Lan Gao, Frances Kraus, Philip Efthimion Keywords(s): engineering Category(s): Medical Devices/Diagnostics, Mechanical Engineering and Robotics

Low-Temperature Plasma Device for Sterilization and Anti-Viral Applications Low Temperature Plasma Device for Sterilization and Antiviral Applications Princeton Docket # 20-3699 Researchers 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... Published: 8/20/2024   |   Inventor(s): Yevgeny Raitses, Shurik Yatom, Sophia Gershman Keywords(s): low-temperature plasma Category(s): Medical Devices/Diagnostics, Biotechnology/Pharmaceuticals, Mechanical Engineering and Robotics

­Permanent Magnet Stellarator Design Novel Stellarator Design Princeton Docket # 21-3827 / 3821 / 3822 Procedure for Designing Arrays of Permanent Magnets PPPL inventors have developed a novel procedure for designing an array of magnets for confining stellarator plasmas using a small number of unique magnet parts. The parts consist of identically shaped cubes, each of which is polarized... Published: 8/20/2024   |   Inventor(s): David Gates, Caoxiang Zhu, Kenneth Hammond Keywords(s): fusion Category(s): Energy and CleanTech

Single-Torus-Liquid-Metal-Coil fusion device to obtain all stellarator and tokamak configurations Non-Confidential Brief Single-Torus-Liquid-Metal-Coil Fusion Device to Obtain All Stellarator and Tokamak Configurations Princeton Docket # 24-4079-1 Researchers at the Princeton Plasma Physics Laboratory (PPPL) have proposed a method for the design of fusion devices (tokamaks and stellarators) that achieve magnetic confinement of plasmas with... Published: 8/20/2024   |   Inventor(s): Egemen Kolemen, Francisco Saenz Castro, Dario Panici, Richard Majeski Keywords(s): fusion Category(s): Plasma/Fusion

Ironless Linear Induction Motor Actuator for Magnetic Field Environment Non-Confidential Brief Ironless Linear Induction Motor Actuator for Magnetic Field Environment Princeton Docket # 23-3984-1 Researchers at the Princeton Plasma Physics Laboratory have proposed an invention that allows use of a linear induction motor in the presence of a strong magnetic field. Standard electric motors and actuators will not work in... Published: 8/20/2024   |   Inventor(s): Andrei Khodak, Jiarong Fang Keywords(s): fusion Category(s): Mechanical/Electrical Engineering, Plasma/Fusion

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: 8/20/2024   |   Inventor(s): Yevgeny Raitses, Ivan Romadanov Keywords(s): microelectronics Category(s): Mechanical/Electrical Engineering

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