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The $^3$He(n,p) process is excellent for neutron detection between thermal and $\sim$4\,MeV because of the high cross section and near-complete energy transfer from the neutron to the proton. Traditional gaseous $^3$He detectors using this…

仪器与探测器 · 物理学 2024-09-04 A. N. Villano

Third-generation dark matter detectors will be fully sensitive to the boron-8 solar neutrino flux. Because of this, the characterization of such a background has been the subject of extensive analyses over the last few years. In contrast,…

高能物理 - 唯象学 · 物理学 2024-02-12 D. Aristizabal Sierra , Valentina De Romeri , Christoph A. Ternes

Organic scintillators are widely used for fast neutron detection and spectroscopy. Several effects complicate the interpretation of results from detectors based upon these materials. First, fast neutrons will often leave a detector before…

仪器与探测器 · 物理学 2009-10-29 N. S. Bowden , P. Marleau , J. T. Steele , S. Mrowka , G. Aigeldinger , W. Mengesha

Reactor antineutrino experiments have the ability to search for neutrino oscillations independent of reactor flux predictions using a relative measurement of the neutrino flux and spectrum across a range of baselines. The range of…

高能物理 - 实验 · 物理学 2013-07-11 K. M. Heeger , B. R. Littlejohn , H. P. Mumm

CONUS is a novel experiment aiming at detecting elastic neutrino nucleus scattering in the fully coherent regime using high-purity Germanium (Ge) detectors and a reactor as antineutrino ($\bar\nu$) source. The detector setup is installed at…

We discuss various aspects of a neutrino physics program that can be carried out with the neutrino Beam-Dump eXperiment DRIFT ($\nu$BDX-DRIFT) detector using neutrino beams produced in next generation neutrino facilities. $\nu$BDX-DRIFT is…

高能物理 - 唯象学 · 物理学 2021-09-01 D. Aristizabal Sierra , Bhaskar Dutta , Doojin Kim , Daniel Snowden-Ifft , Louis E. Strigari

A technique to measure low intensity fast neutron flux has been developed. The design, calibrations, procedure for data analysis and interpretation of the results are discussed in detail. The technique has been applied to measure the…

高能物理 - 实验 · 物理学 2008-11-26 E. Tziaferi , M. J. Carson , V. A. Kudryavtsev , R. Lerner , P. K. Lightfoot , S. M. Paling , M. Robinson , N. J. C. Spooner

Coherent elastic neutrino-nucleus scattering (CE$\nu$NS) poses an irreducible background in the search for dark matter-nucleus elastic scatterings, which is commonly known as the neutrino floor. As direct dark matter search experiments keep…

Our collaboration has designed, installed, and operated a compact antineutrino detector at a nuclear power station, for the purpose of monitoring the power and plutonium content of the reactor core. This paper focuses on the basic…

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…

Neutrons travel along straight lines in free space, but only survive for a distance which depends on their energy. Thus, detecting neutrons in space in principle provides directional and distance information. Apart from secondary neutrons…

高能天体物理现象 · 物理学 2017-08-07 Diego Casadei

Dark matter detectors that utilize liquid xenon have now achieved tonne-scale targets, giving them sensitivity to all flavours of supernova neutrinos via coherent elastic neutrino-nucleus scattering. Considering for the first time a…

高能天体物理现象 · 物理学 2016-12-21 Rafael F. Lang , Christopher McCabe , Shayne Reichard , Marco Selvi , Irene Tamborra

Coherent elastic neutrino- and WIMP-nucleus interaction signatures are expected to be quite similar. This paper discusses how a next generation ton-scale dark matter detector could discover neutrino-nucleus coherent scattering, a…

高能物理 - 唯象学 · 物理学 2011-09-07 A. J. Anderson , J. M. Conrad , E. Figueroa-Feliciano , K. Scholberg , J. Spitz

Hypothetical short-range interactions could be detected by measuring the wavefunctions of ultracold neutrons (UCNs) on a mirror bounded by the Earth's gravitational field. The Searches require detectors with higher spatial resolution. We…

Nuclear reactors represent a promising neutrino source for CE$\nu$NS (coherent-elastic neutrino-nucleus scattering) searches. However, reactor sites also come with high ambient neutron flux. Neutron capture-induced nuclear recoils can…

高能物理 - 实验 · 物理学 2024-03-19 A. J. Biffl , A. Gevorgian , K. Harris , A. N. Villano

Direct detection dark matter experiments have proven to be compelling probes for studying low-energy neutrino interactions with both nuclei and atomic electrons, offering complementary information to accelerator and reactor-based neutrino…

高能物理 - 唯象学 · 物理学 2025-10-14 M. Atzori Corona , M. Cadeddu , N. Cargioli , F. Dordei , M. Sestu

The natural neutron background influences the maximum achievable sensitivity in most deep underground nuclear, astroparticle and double-beta decay physics experiments. Reliable neutron flux numbers are an important ingredient in the design…

Thermal neutron detector based on films of $^{10}$B$_4$C have been developed as an alternative to $^3$He detectors. In particular, The Multi-Grid detector concept is considered for future large area detectors for ESS and ILL instruments. An…

Fission events from Special Nuclear Material (SNM), such as highly enriched uranium or plutonium, can produce simultaneous emission of multiple neutrons and high energy gamma-rays. The observation of time correlations between any of these…

仪器与探测器 · 物理学 2011-05-12 M. Sweany , A. Bernstein , N. S. Bowden , S. Dazeley , G. Keefer , R. Svoboda , M. Tripathi