A compact 30 T magnetic field platform for magnetized high-energy-density plasma research
POSTER
Abstract
A pulsed high magnetic field device based on inductively coupled coil concept is described.
The device generates a pulsed magnetic field of up to 30 T inside a single-turn coil with an inner diameter of 6.5 mm and a length of 6.3 mm. The magnetic field is created by discharging a high-voltage capacitor through a multi-turn solenoid, which is inductively coupled to a small single-turn coil. The solenoid electric current pulse of tens of kA and a duration of several ${\mu}$s is inductively transformed to hundreds of kA in the single-turn coil, thus enabling a high magnetic field. The inductively-coupled system operates using a relatively low-current power supply with very relaxed requirements for its inductance. This arrangement significantly simplifies the design of the power supply and also makes it possible to place the power supply at a significant distance from the coil. In addition, the device is designed to contain possible wire debris, which makes it attractive for debris-sensitive applications.
The device generates a pulsed magnetic field of up to 30 T inside a single-turn coil with an inner diameter of 6.5 mm and a length of 6.3 mm. The magnetic field is created by discharging a high-voltage capacitor through a multi-turn solenoid, which is inductively coupled to a small single-turn coil. The solenoid electric current pulse of tens of kA and a duration of several ${\mu}$s is inductively transformed to hundreds of kA in the single-turn coil, thus enabling a high magnetic field. The inductively-coupled system operates using a relatively low-current power supply with very relaxed requirements for its inductance. This arrangement significantly simplifies the design of the power supply and also makes it possible to place the power supply at a significant distance from the coil. In addition, the device is designed to contain possible wire debris, which makes it attractive for debris-sensitive applications.
Presenters
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Gennady Fiksel
Univ of Michigan - Ann Arbor
Authors
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Gennady Fiksel
Univ of Michigan - Ann Arbor
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R. Backhus
U Michigan, Ann Arbor, M
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P. McNally
U Michigan, Ann Arbor, M
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E. Viges
U Michigan, Ann Arbor, M
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Daniel Barnak
Laboratory for Laser Energetics, Laboratory for Laser Energetics, Los Alamos National Laboratory
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Jonathan R Davies
Laboratory for Laser Energetics, Univ of Rochester, University of Rochester
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Douglas Jacobs-Perkins
Univ of Rochester
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Rick Bernard Spielman
Idaho State Univ
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Po-Yu Chang
Natl Cheng Kung Univ
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R. Betti
LLE, Lab for Laser Energetics, Univ of Rochester, Laboratory for Laser Energetics, Laboratory for Laser Energetics U. of Rochester, Laboratory for Laser Energetics, U. of Rochester