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Study of Magnetic Reconnection in a Laboratory Experiment

Description/Abstract

This paper reviews the most recent findings of the laboratory experiment which address the local physics of magnetic reconnection, and related physics issues. In particular, physics analysis of the experimental data from Magnetic Reconnection Experiment (MRX) based on the one-fluid MHD and the two-fluid MHD formulations are comparatively highlighted. Major results are: (1) Reduced magnetic reconnection rate measured with externally applied guide field (2) Experimental verification of Hall MHD effects in the Harris-type neutral sheet, with the width comparable to the ion skin depth, during magnetic reconnection, (3) Recognition of correlation between magnetic turbulence and reconnection rate, and (4) Discussions with regard to scalings for magnetic reconnection observed in MRX, particularly on the transition from the collisional to the collisionless regime. This paper also briefly discusses the basic goals and approaches of the new initiatives to study magnetic reconnection as a part of magnetic self-organization phenomena, a common frontier of both laboratory and space astrophysics research.

Authors: Yamada, Masaaki; Ji Hantao; Kulsrud, Russell; Gerhardt, Stefan [Center for Magnetic Self-Organization in Laboratory and Astrophysical Plasmas, Princeton Plasma Physics Laboratory, Princeton University, Princeton, NJ 08543 (United States)]; Kuritsyn, Aleksey; Ren Yang; Breslau, Joshua [Princeton Plasma Physics Laboratory, Princeton University, Princeton, NJ 08543 (United States)]
Publication Date:2005 Sep 28
OSTI Identifier: 20719370
Resource Type:Journal Article
Resource Relation:Journal Name: AIP Conference Proceedings; Journal Volume: 784; Journal Issue: 1; Conference: International conference on magnetic fields in the universe: From laboratory and stars to primordial structures, Angra dos Reis (Brazil), 28 Nov - 3 Dec 2004; Other Information: DOI: 10.1063/1.2077169; (c) 2005 American Institute of Physics; Country of input: International Atomic Energy Agency (IAEA)
Country of Publication:United States
Language:English
Format: Size: page(s) 27-41
Other Number(s):Journal ID: ISSN 0094-243X; APCPCS; TRN: US06A6971031633
Subject:70 PLASMA PHYSICS AND FUSION TECHNOLOGY; ASTROPHYSICS; CORRELATIONS; EXPERIMENTAL DATA; HALL EFFECT; MAGNETIC RECONNECTION; MAGNETOHYDRODYNAMICS; TURBULENCE; VERIFICATION
Update Date:2010 Jun 03

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