Scattering of neutrinos and gravitational waves in supernovae

被引:12
作者
Bingham, R [1 ]
Cairns, RA
Dawson, JM
Dendy, RO
Lashmore-Davies, CN
Mendonca, JT
Shukla, PK
Silva, LO
Stenflo, L
机构
[1] Rutherford Appleton Lab, Didcot OX11 0QX, Oxon, England
[2] Univ St Andrews, Sch Math & Computat Sci, St Andrews KY16 9SS, Fife, Scotland
[3] Univ Calif Los Angeles, Dept Phys, Los Angeles, CA 90024 USA
[4] UKAEA, Fus Phys Dept, Culham Sci Ctr, Abingdon OX14 3DB, Oxon, England
[5] Inst Super Tecn, Ctr Fis Plasmas, P-1096 Lisbon, Portugal
[6] Ruhr Univ Bochum, Fak Phys & Astron, Inst Theoret Phys 4, D-44780 Bochum, Germany
[7] Umea Univ, Dept Plasma Phys, S-90187 Umea, Sweden
来源
PHYSICA SCRIPTA | 1998年 / T75卷
关键词
D O I
10.1238/Physica.Topical.075a00061
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We consider the scattering of neutrinos and gravitational waves produced in supernovae (SN) explosions. Nonlinear scattering processes lead to absorption of neutrinos by the dense plasma surrounding the core, and may contribute to reviving the stalled shock wave. We estimate that about 1-10% of the neutrino energy may be absorbed by the plasma A formalism is also presented which describes neutrino oscillations into different flavours using mode conversion techniques developed for fluids. Scattering of gravitational waves is also a possibility which may be important in the propagation and absorption of gravitational radiation. This scattering may change the expected waveform signal of gravitational waves.
引用
收藏
页码:61 / 66
页数:6
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