Mechanism for strong shock electron heating in supernova remnants
Journal Article
·
· Astrophys. J.; (United States)
It is shown that collisionless shock waves propagating away from a supernova may be directly responsible for the 10 keV X-ray emission seen in supernova remnants. A sequence of plasma instabilities (Buneman and ion acoustic) between the reflected and/or transmitted ions and the background electrons at the foot of the shock front can give rise to rapid anomalous heating of electrons. Hybrid simulations of a perpendicular collisionless shock are presented to demonstrate that this heating can arise within a self-consistently computed shock structure. 15 references.
- Research Organization:
- Maryland Univ., College Park (USA)
- OSTI ID:
- 7137806
- Journal Information:
- Astrophys. J.; (United States), Journal Name: Astrophys. J.; (United States) Vol. 329; ISSN ASJOA
- Country of Publication:
- United States
- Language:
- English
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· Astrophysical Journal
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OSTI ID:21464821
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Conference
·
Wed Dec 31 23:00:00 EST 1980
· Adv. Space Res.; (United States)
·
OSTI ID:5423529
Related Subjects
640102* -- Astrophysics & Cosmology-- Stars & Quasi-Stellar
Radio & X-Ray Sources
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
COLLISIONLESS PLASMA
COSMIC RADIO SOURCES
COSMIC RAY SOURCES
COSMIC X-RAY SOURCES
ELECTROMAGNETIC RADIATION
HEATING
INSTABILITY
IONIZING RADIATIONS
NEBULAE
PLASMA
PLASMA HEATING
PLASMA INSTABILITY
RADIATIONS
SHOCK HEATING
SHOCK WAVES
SIMULATION
SUPERNOVA REMNANTS
WAVE PROPAGATION
X RADIATION
Radio & X-Ray Sources
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
COLLISIONLESS PLASMA
COSMIC RADIO SOURCES
COSMIC RAY SOURCES
COSMIC X-RAY SOURCES
ELECTROMAGNETIC RADIATION
HEATING
INSTABILITY
IONIZING RADIATIONS
NEBULAE
PLASMA
PLASMA HEATING
PLASMA INSTABILITY
RADIATIONS
SHOCK HEATING
SHOCK WAVES
SIMULATION
SUPERNOVA REMNANTS
WAVE PROPAGATION
X RADIATION