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It has been known that neutrinos from supernova (SN) bursts can give rise to nuclear recoil (NR) signals arising from coherent elastic neutrino-nucleus scattering (CE$\nu$NS) interaction, a neutral current (NC) process, of the neutrinos…

High Energy Physics - Phenomenology · Physics 2022-08-01 Pijushpani Bhattacharjee , Abhijit Bandyopadhyay , Sovan Chakraborty , Sayan Ghosh , Kamales Kar , Satyajit Saha

The principle of operation, design, registration system and main characteristics of a fast neutrons spectrometer are described. The spectrometer is intended for direct measurements of ultra low fluxes of fast neutrons. It is sensitive to…

Instrumentation and Detectors · Physics 2009-09-25 J. N. Abdurashitov , V. N. Gavrin , A. V. Kalikhov , A. A. Shikhin , V. E. Yants , O. S. Zaborsky

The problem of possible application of an ultracold neutron (UCN) trap as a detector of dark matter particles with long-range radius of forces has been considered. Transmission of small recoil energy in scattering is a characteristic of…

Nuclear Experiment · Physics 2013-05-30 A. P. Serebrov , O. M. Zherebtsov , A. K. Fomin , M. S. Onegin

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

A neutron spectrometer, the European Low-Energy Neutron Spectrometer (ELENS), has been constructed to study exotic nuclei in inverse-kinematics experiments. The spectrometer, which consists of plastic scintillator bars, can be operated in…

Neutrinos from core-collapse supernovae are essential for the understanding of neutrino physics and stellar evolution. The dual-phase xenon dark matter detectors can provide a way to track explosions of galactic supernovae by detecting…

We explore the use of microstructured semiconductor neutron detectors (MSNDs) to map the ratio between thermal neutrons and higher energy neutrons. The system consists of alternating layers of modular neutron detectors (MNDs), each…

Instrumentation and Methods for Astrophysics · Physics 2020-04-22 Alejandro Soto , Ryan G. Fronk , Kerry Neal , Bent Ehresmann , Steven L. Bellinger , Michael Shoffner , Douglas S. McGregor

Coherent Elastic Neutrino-Nucleus Scattering (CEvNS) provides a sensitive probe of neutrino interactions at low momentum transfer, but its experimental observation is strongly constrained by detector-related effects such as energy…

Instrumentation and Detectors · Physics 2026-02-27 Yusuf Havvat

Confronting theoretical models with observations of thermal radiation emitted by neutron stars is one of the most important ways to understand the properties of both, superdense matter in the interiors of the neutron stars and dense…

High Energy Astrophysical Phenomena · Physics 2015-12-25 A. Y. Potekhin , A. De Luca , J. A. Pons

It has been hypothesized recently that core collapse supernovae are triggered by mildly relativistic jets following observations of radio properties of these explosions. Association of a jet, similar to a gamma-ray burst jet but only…

Astrophysics · Physics 2007-05-23 Soebur Razzaque , Peter Meszaros , Eli Waxman

Scintillation and ionisation yields for nuclear recoils in liquid xenon above 10 keVnr (nuclear recoil energy) are deduced from data acquired using broadband Am-Be neutron sources. The nuclear recoil data from several exposures to two…

Diamonds are very promising candidates for the neutron diagnostics in harsh environments such as fusion reactor. In the first place this is because of their radiation hardness, exceeding that of Silicon by an order of magnitude. Also, in…

Instrumentation and Detectors · Physics 2016-09-21 B. Caiffi , M. Osipenko , M. Ripani , M. Pillon , M. Taiuti

Neutral-current neutrino scattering from the deuteron leading to proton-neutron final states is considered using an approach that incorporates relativistic dynamics and consequently provides robust modeling at relatively high energies and…

Nuclear Theory · Physics 2020-07-01 Sabine Jeschonnek , J. W. Van Orden , T. W. Donnelly

Compact stellar objects such as neutron stars (NS) are ideal places for capturing dark matter (DM) particles. We study the effect of self-interacting DM (SIDM) captured by nearby NS that can reheat it to an appreciated surface temperature…

High Energy Physics - Phenomenology · Physics 2018-08-16 Chian-Shu Chen , Yen-Hsun Lin

We consider cooling of neutron stars (NSs) with superfluid cores composed of neutrons, protons, and electrons (assuming singlet-state pairing of protons, and triplet-state pairing of neutrons). We mainly focus on (nonstandard) triplet-state…

Astrophysics · Physics 2009-11-07 M. E. Gusakov , O. Y. Gnedin

We derive analytic approximations for the neutrino luminosities and the heat capacities of neutron stars with isothernal nucleon cores as functions of the mass and radius of stars. The neutrino luminosities are approximated for the three…

High Energy Astrophysical Phenomena · Physics 2017-09-13 D. D. Ofengeim , M. Fortin , P. Haensel , D. G. Yakovlev , J. L. Zdunik

Fast neutron detection is often based on the neutron-proton elastic scattering reaction: the ionization caused by recoil protons in a hydrogenous material constitutes the basic information for the design and development of a class of…

Instrumentation and Detectors · Physics 2023-02-08 P. Console Camprini , F. Leone , C. Massimi , A. Musumarra , M. G. Pellegriti , C. Pisanti , F. Romano , R. Spighi , N. Terranova , M. Villa

The outstanding capabilities of the Chandra X-ray observatory have greatly increased our potential to observe and analyze thermal radiation from the surfaces of neutron stars (NSs). Such observations allow one to measure the surface…

Astrophysics · Physics 2007-05-23 G. G. Pavlov , V. E. Zavlin , D. Sanwal
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