English
Related papers

Related papers: Relic neutrino detection through angular correlati…

200 papers

We summarize a novel approach which has been recently proposed for direct detection of low energy neutrino backgrounds such as the cosmological relic neutrinos, exploiting neutrino/antineutrino capture on nuclei that spontaneously undergo…

Astrophysics · Physics 2008-11-26 Alfredo G. Cocco , Gianpiero Mangano , Marcello Messina

We present a new technique for observing low energy neutrinos with the aim of detecting the cosmic neutrino background using ion storage rings. Utilising high energy targets exploits the quadratic increase in the neutrino capture cross…

High Energy Physics - Phenomenology · Physics 2021-11-04 Martin Bauer , Jack D. Shergold

Recent analysis of the viability of solid state-based relic neutrino detectors has revealed the fundamental necessity for the use of heavy, $A>100$, $\beta$-decayers as neutrino targets. Of all heavy isotopes, $^{171}$Tm and $^{151}$Sm…

High Energy Physics - Phenomenology · Physics 2023-10-03 Oleksii Mikulenko , Yevheniia Cheipesh , Vadim Cheianov , Alexey Boyarsky

The existence of a cosmic neutrino background -- the analogue of the cosmic microwave background -- is a fundamental prediction of standard big bang cosmology. Up to now, the observational evidence for its existence is rather indirect and…

Cosmology and Nongalactic Astrophysics · Physics 2010-04-21 Andreas Ringwald

We propose to use the threshold-free process of neutrino capture on beta-decaying nuclei (NCB) using all available candidate nuclei in the Milky Way as target material in order to detect the presence of the Cosmic neutrino background. By…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-28 Anna Sejersen Riis , Nikolaj Thomas Zinner , Steen Hannestad

We analyze the possibility of detection of cosmological relic neutrinos via neutrino capture on beta decaying nuclei. This reaction has no threshold in neutrino energy, which is crucial for searching for relic neutrinos possessing very low…

High Energy Physics - Phenomenology · Physics 2011-02-10 Rastislav Hodak , Sergey Kovalenko , Fedor Simkovic , Amand Faessler

We present a novel method for detecting the relic neutrino background that takes advantage of structured quantum degeneracy to amplify the drag force from neutrinos scattering off a detector. Developing this idea, we present a…

High Energy Physics - Phenomenology · Physics 2015-06-18 Jeremiah Birrell , Johann Rafelski

We discuss an alternative approach to the detection of solar neutrinos using a coarsely segmented detector based on inverse-beta decay onto $^{160}$Gd or $^{176}$Yb. While it is know that similar approaches, already discussed in the…

High Energy Physics - Experiment · Physics 2009-10-31 G. Gratta , Y. F. Wang

We consider the possibility of detecting relic anti-neutrinos by their resonant absorption in a nucleus, which can undergo electron capture. This possibility appears quite realistic in view of recent developments in Penning Trap Mass…

High Energy Physics - Phenomenology · Physics 2015-06-18 J. D. Vergados , Yu. N. Novikov

Resonant annihilation of extremely high-energy cosmic neutrinos on big-bang relic anti-neutrinos (and vice versa) into Z-bosons leads to sizable absorption dips in the neutrino flux to be observed at Earth. The high-energy edges of these…

High Energy Physics - Phenomenology · Physics 2009-11-10 Birgit Eberle , Andreas Ringwald , Liguo Song , Thomas J. Weiler

The inverse $\beta$-decay reaction, $ \bar{\nu}_e p \to e^+ n$, for low-energy anti-neutrinos coming from nuclear reactors is of great current interest in connection with high-precision measurements of the neutrino mixing angle…

Nuclear Theory · Physics 2013-01-09 Udit Raha , Fred Myhrer , Kuniharu Kubodera

The existence of big bang relic neutrinos - exact analogues of the big bang relic photons comprising the cosmic microwave background radiation - is a basic prediction of standard cosmology. At present, the observational evidence for their…

High Energy Physics - Phenomenology · Physics 2007-05-23 Andreas Ringwald

The inverse $\beta$-decay reaction, anti-nu_e + p --> e^+ + n, for low-energy anti-neutrinos coming from nuclear reactors is of great current interest in connection with high-precision measurements of the neutrino mixing angle…

Nuclear Theory · Physics 2014-05-07 U. Raha , F. Myhrer , K. Kubodera

We study the interaction of low energy neutrinos on nuclei that spontaneously undergo beta decay showing that the product of the cross section times neutrino velocity takes values as high as 10^{-42} cm^2 c for some specific nuclei that…

High Energy Physics - Phenomenology · Physics 2009-04-17 Alfredo G. Cocco , Gianpiero Mangano , Marcello Messina

Relic neutrinos from the early universe are predicted to have a relatively large number density, but extremely low energies. Hence, the only possible interaction proceeds via neutrino capture on beta-decaying nuclei. In case relic neutrinos…

High Energy Physics - Phenomenology · Physics 2020-09-24 Tim Ruhe , Alexander Sandrock

Both active and sterile sub-eV neutrinos can form the cosmic neutrino background in the early Universe. We consider the beta-decaying (e.g., $^3$H) and EC-decaying (e.g., $^{163}$Ho) nuclei as the promising targets to capture relic…

Cosmology and Nongalactic Astrophysics · Physics 2016-06-16 Yu-Feng Li

Despite the dramatic progress made in neutrino oscillation studies recently, several fundamental neutrino parameters remain either unknown or poorly measured. We discuss in detail a method for their measurement by precision studies of…

High Energy Physics - Phenomenology · Physics 2008-11-08 Mikhail Batygov , Stephen Dye , John Learned , Shigenobu Matsuno , Sandip Pakvasa , Gary Varner

Resonant capture of antineutrinos can be accomplished by exploiting the monoenergetic antineutrinos emitted in bound state beta-decay. Extending this idea, I explore conditions for recoilless resonant capture in the system 3H - 3He.…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. S. Raghavan

The cosmic neutrino background (CvB), produced about one second after the Big Bang, permeates the Universe today. New technological advancements make neutrino capture on beta-decaying nuclei (NCB) a clear path forward towards the detection…

Cosmology and Nongalactic Astrophysics · Physics 2014-08-06 Benjamin R. Safdi , Mariangela Lisanti , Joshua Spitz , Joseph A. Formaggio
‹ Prev 1 2 3 10 Next ›