Physics – Nuclear Physics – Nuclear Theory
Scientific paper
2000-06-23
Phys.Lett. B486 (2000) 263-271
Physics
Nuclear Physics
Nuclear Theory
Revtex, 5 figures, 13 pages Typo in Fig 5 label corrected in this replacement
Scientific paper
10.1016/S0370-2693(00)00764-4
We calculate the thermal flux of low-energy solar neutrinos and antineutrinos of all flavors arising from a variety of neutrino pair processes: Compton production (including plasmon-pole diagrams), neutral current decay of thermally populated nuclear states, plasmon decay, and electron transitions from free to atomic bound states. The resulting flux density per flavor is significant (10E8-10E9/cm2/sec/MeV) below about 5 keV, and the distributions fill much of the valley between the high-energy edge of the cosmic background neutrino spectrum and the low energy tails of the pp-chain electron neutrino and terrestrial electron antineutrino spectra. Thermal neutrinos carry information on the solar core temperature distribution and on heavy flavor masses in the range of 1 keV. The detection of these neutrinos is a daunting but interesting challenge.
Haxton Wick C.
Lin Wei
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