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Related papers: Reconstructing supernova-neutrino spectra using lo…

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We show that fitting linear combinations of low-energy beta-beam spectra to supernova-neutrino energy-distributions reconstructs the response of a nuclear target to a supernova flux in a very accurate way. This allows one to make direct…

Nuclear Theory · Physics 2009-11-11 N. Jachowicz , G. C. McLaughlin

Recently, we suggested that low-energy beta-beam neutrinos can be very useful for the study of supernova neutrino interactions. In this paper, we examine the use of a such experiment for the analysis of a supernova neutrino signal. Since…

Nuclear Theory · Physics 2008-11-26 N. Jachowicz , G. C. McLaughlin , C. Volpe

Presently, there are several experimental setups dedicated to rare event searches, such as dark matter interactions or double beta decay, in the building or commissioning phases. These experiments often use large mass detectors and have…

High Energy Astrophysical Phenomena · Physics 2012-11-08 Carlos Martinez Amaya , Matteo Biassoni

Two new facilities have recently been proposed to measure low energy neutrino-nucleus cross sections, the nu-SNS (Spallation Neutron Source) and low energy beta beams. The former produces neutrinos by pion decay at rest, while the latter…

Nuclear Theory · Physics 2009-11-10 G. C. McLaughlin

In this paper, we show how to carry out a relatively more realistic and complete reconstruction of supernova neutrino spectra in the future large liquid-scintillator detectors, by implementing the method of singular value decomposition with…

High Energy Physics - Phenomenology · Physics 2018-04-04 Hui-Ling Li , Yu-Feng Li , Meng Wang , Liang-Jian Wen , Shun Zhou

Proposed low energy beta beam facilities would be capable of producing intense beams of neutrinos (anti-neutrinos) with well defined spectra. We present analytic expressions and numerical results which accurately show how the total neutrino…

High Energy Physics - Phenomenology · Physics 2008-11-26 Philip S. Amanik , Gail C. McLaughlin

A novel method to produce neutrino beams has recently been proposed : the beta-beams. This method consists in using the beta-decay of boosted radioactive nuclei to obtain an intense, collimated and pure neutrino beam. Here we propose to…

High Energy Physics - Phenomenology · Physics 2009-11-10 Cristina Volpe

We present a new technique to directly reconstruct the spectra of mu/tau neutrinos and antineutrinos from a supernova, using neutrino-proton elastic scattering events (nu+p to nu+p) at scintillator detectors. These neutrinos, unlike…

High Energy Physics - Phenomenology · Physics 2015-03-19 Basudeb Dasgupta , John F. Beacom

The existence of the coherent neutrino-nucleus scattering reaction requires to evaluate, for any detector devoted to WIMP searches, the irreducible background due to conventional neutrino sources and at same time, it gives a unique chance…

High Energy Physics - Phenomenology · Physics 2018-08-22 Giovanni De Lellis , Antonia Di Crescenzo , Andrea Gallo Rosso , Valerio Gentile , Francesco Vissani

A conceptual experimental method for providing a new measurement of the underlying beta decay spectra from fission products is presented. The goal is to provide additional information related to the prediction of the antineutrino emission…

Nuclear Experiment · Physics 2013-04-16 D. Asner , K. A. Burns , B. Greenfield , M. S. Kos , J. L. Orrell , M. Schram , B. A. VanDevender , D. Wootan

I address the question of what can be learned from the observation of the diffuse supernova neutrino flux in the precision phase, at next generation detectors of Megaton scale. An analytical study of the spectrum of the diffuse flux shows…

Astrophysics · Physics 2008-11-26 Cecilia Lunardini

Future large liquid-scintillator detectors can be implemented to observe neutrinos from a core-collapse supernova (SN) in our galaxy in various reaction channels: (1) The inverse beta decay $\overline{\nu}^{}_e + p \to n + e^+$; (2) The…

High Energy Physics - Phenomenology · Physics 2016-07-27 Jia-Shu Lu , Yu-Feng Li , Shun Zhou

To study the capabilities of supernova neutrino detectors, the instantaneous spectra are often represented by a quasi-thermal distribution of the form f(E) = E^alpha e^{-(alpha+1)E/E_{av}} where E_{av} is the average energy and alpha a…

Solar and Stellar Astrophysics · Physics 2013-05-30 Irene Tamborra , Bernhard Mueller , Lorenz Huedepohl , Hans-Thomas Janka , Georg Raffelt

Neutrinos emitted during the collapse, bounce and subsequent explosion provide information about supernova dynamics. The neutrino spectra are determined by weak interactions with nuclei and nucleons in the inner regions of the star, and…

Astrophysics · Physics 2009-12-15 S. R. Souza , A. W. Steiner , W. G. Lynch , R. Donangelo , M. A. Famiano

We implement the Bayesian inference to retrieve energy spectra of all neutrinos from a galactic core-collapse supernova (CCSN). To achieve high statistics and full sensitivity to all flavours of neutrinos, we adopt a combination of several…

High Energy Physics - Phenomenology · Physics 2023-09-26 Xu-Run Huang , Chuan-Le Sun , Lie-Wen Chen , Jun Gao

Neutrinos emitted during stellar core collapse up to their trapping phase carry information about the stage from which the Supernova explosion process initiates. The dominant $\nu_e$ emission mechanism is by electron capture on free protons…

Astrophysics · Physics 2009-10-30 F. K. Sutaria , A. Ray

The next generation of very-short-baseline reactor experiments will require compact detectors operating at surface level and close to a nuclear reactor. This paper presents a new detector concept based on a composite solid scintillator…

Reliable predictions of (anti)neutrino spectra and luminosities are essential for assessing the feasibility of detecting pre-supernova neutrinos. Using the stellar evolution code MESA, we calculate the (anti)neutrino spectra and…

Development of large mass detectors for low-energy neutrinos and dark matter may allow supernova detection via neutrino-nucleus elastic scattering. An elastic-scattering detector could observe a few, or more, events per ton for a galactic…

Astrophysics · Physics 2009-11-07 C. J. Horowitz , K. J. Coakley , D. N. McKinsey

The real-time recognition of neutrino signals from astrophysical objects with very-low false alarm rate and short-latency, is crucial to perform multi-messenger detection, especially in the case of distant core-collapse supernovae…

Instrumentation and Methods for Astrophysics · Physics 2021-06-24 Marco Mattiazzi , Mathieu Lamoureux , Gianmaria Collazuol
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