Published 1990 | Version v1
Report Restricted

Characterization of the plasma-switch interaction in the LBL HIF ion source

  • 1. Lawrence Livermore National Lab., CA (USA)
  • 2. Lawrence Berkeley Lab., CA (USA)

Description

A new way to characterize the performance of the LBL HIF ion source has been found. In the LBL source, ions are drawn from an arc-generated plasma reservoir in which the electrons are confined by a negative-biased ''switch'' mesh. Stagnation of the plasma is prevented by absorption of the excess ion flow on this mesh. The ion beam is generated by an external negative voltage that provides Child-Langmuir extraction of the ions through the switch mesh. We elucidate the physics requirements of the source and deduce switch mesh parameters needed for successful operation. 2 refs., 2 figs

Availability note (English)

MF available from INIS under the Report Number; OSTI as DE91011209; NTIS; INIS; US Govt. Printing Office Dep.

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Additional details

Publishing Information

Imprint Pagination
10 p.
Report number
UCRL-JC--104984

Conference

Title
International symposium on heavy ion inertial fusion.
Dates
3-6 Dec 1990.
Place
Monterey, CA (USA).

INIS

Country of Publication
United States
Country of Input or Organization
United States
INIS RN
22082342
Subject category
S70: PLASMA PHYSICS AND FUSION TECHNOLOGY;
Resource subtype / Literary indicator
Conference
Descriptors DEI
BEAM EMITTANCE; ION BEAM FUSION REACTORS; ION SOURCES; PLASMA SWITCHES; SPACE CHARGE
Descriptors DEC
ELECTRICAL EQUIPMENT; EQUIPMENT; SWITCHES; THERMONUCLEAR REACTORS

Optional Information

Contract/Grant/Project number
Contract W-7405-ENG-48; AC03-76SF00098
Funding organization
USDOE, Washington, DC (USA).
Secondary number(s)
CONF-901219--12.