CLEAN: A SELF-SHIELDING DETECTOR FOR CHARACTERIZING THE LOW ENERGY SOLAR NEUTRINO SPECTRUM

Author(s):  
D. N. MCKINSEY
Author(s):  
Lino Miramonti ◽  
M. Agostini ◽  
K. Altenmueller ◽  
S. Appel ◽  
V. Atroshchenko ◽  
...  

Solar neutrinos have played a central role in the discovery of the neutrino oscillation mechanism. They still are proving to be a unique tool to help investigate the fusion reactions that power stars and further probe basic neutrino properties. The Borexino neutrino observatory has been operationally acquiring data at Laboratori Nazionali del Gran Sasso in Italy since 2007. Its main goal is the real-time study of low energy neutrinos (solar or originated elsewhere, such as geo-neutrinos). The latest analysis of experimental data, taken during the so-called Borexino Phase-II (2011-present), will be showcased in this talk - yielding new high-precision, simultaneous wide band flux measurements of the four main solar neutrino components belonging to the "pp" fusion chain (pp, pep, 7Be, 8B), as well as upper limits on the remaining two solar neutrino fluxes (CNO and hep).


2011 ◽  
Vol 50 (5) ◽  
pp. 1515-1521
Author(s):  
Bipin Singh Koranga ◽  
Mohan Narayan ◽  
S. Uma Sankar

2001 ◽  
Vol 688 (1-2) ◽  
pp. 273-276 ◽  
Author(s):  
F. Hammache ◽  
G. Bogaert ◽  
P. Aguer ◽  
C. Angulo ◽  
S. Barhoumi ◽  
...  

1995 ◽  
Vol 10 (19) ◽  
pp. 1331-1349 ◽  
Author(s):  
WAIKWOK KWONG ◽  
S.P. ROSEN

We review the current status of the solar neutrino problem. A survey of the experiments and their results are given, and solar physics crucial to the understanding of these results are discussed. Semi-empirical methods are used to derive bounds on the fluxes of the three most important components (pp, 7Be and 8B) of the solar neutrino spectrum. The 8B neutrinos are directly measured to be about half of the theoretical prediction. Relative to their theoretical predictions, we find the 7Be neutrinos to be highly suppressed and the pp neutrinos not suppressed. We are also able to derive a lower bound on the pp flux.


2000 ◽  
Vol 2000 (08) ◽  
pp. 025-025 ◽  
Author(s):  
André de Gouvêa ◽  
Hitoshi Murayama

1998 ◽  
Vol 444 (3-4) ◽  
pp. 397-400 ◽  
Author(s):  
R. Escribano ◽  
J.-M. Frère ◽  
A. Gevaert ◽  
D. Monderen

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