English
Related papers

Related papers: Neutron Imaging by Boric Acid

200 papers

A high-efficiency fast neutron detector prototype based on a triple Gas Electron Multiplier (GEM) detector, which coupled with a novel multi-layered High-Density PolyEthylene (HDPE) as a neutron-to-proton converter for improving the neutron…

Instrumentation and Detectors · Physics 2015-06-19 Xiao-Dong Wang , He-Run Yang , Zhong-Guo Ren , Jun-Wei Zhang , Lei Yang , Chun-Hui Zhang , Ri-Ba-La Ha , Lv-Xing An

We present a simulation-based study of a compact directional neutron detector composed of liquid scintillator, Cesium Iodide, with boron carbide (B4C) moderation, and silicon photomultipliers (SiPMs). Using GEANT4, we explored multiple…

Instrumentation and Detectors · Physics 2025-07-22 J. -H. Chen , M. Mirzakhani , R. Mahapatra , S. Sahoo

A gas electron multiplier (GEM) detector with a gadolinium cathode has been developed to explore its potential application as a neutron detector. It consists of three standard-sized ($10\times 10$ cm${}^{2}$) GEM foils and a thin gadolinium…

Instrumentation and Detectors · Physics 2020-12-07 DongHyun Song , Kyungeon Choi , Youngun Jeng , Yechan Kang , Jason Sang Hun Lee , Inkyu Park , Sunyoung Yoo

We report reproducible track-detector signals consistent with slow neutron capture events, recorded in D$_2$O electrolysis involving D-Pd deposited on Pt cathode. Sensitivity to slow neutrons was achieved using boron-coated CR-39 (BCR)…

Instrumentation and Detectors · Physics 2026-01-13 Ankit Kumar , Tushar Verma , Pankaj Jain , Raj Ganesh Pala , K. P. Rajeev

Spontaneous and induced fission in Special Nuclear Material (SNM) such as 235U and 239Pu results in the emission of neutrons and high energy gamma-rays. The multiplicities of and time correlations between these particles are both powerful…

Nuclear Experiment · Physics 2009-08-05 S. Dazeley , A. Bernstein , N. S. Bowden , R. Svoboda

We report simulation studies of six low-energy electron-antineutrino detector designs, with the goal of determining their ability to resolve the direction to an antineutrino source. Such detectors with target masses on the one-ton scale are…

A novel method is presented which will enhance the sensitivity of neutrino telescopes to identify transient sources such as Gamma-Ray Bursts (GRBs) and core-collapse Supernovae (SNe). Triggered by the detection of high energy neutrino…

Astrophysics · Physics 2008-11-26 Marek Kowalski , Anna Mohr

We have detected Lyman alpha radiation as a product of the n(3He,t)p nuclear reaction occurring in a cell of 3He gas. The predominant source of this radiation appears to be decay of the 2p state of tritium produced by charge transfer and…

The compact material irradiation facility (CMIF) is a current project in China that will provide a compact deuteron-beryllium neutron source. The target of this facility will be an intense and compact Isotope Decay-At-Rest (IsoDAR) neutrino…

Instrumentation and Detectors · Physics 2020-02-26 Liangwen Chen , Han-Jie Cai , Emilio Ciuffoli , Jarah Evslin , Fen Fu , Sheng Zhang , Xurong Chen , Lei Yang , Wenlong Zhan

Associated Particle Imaging (API) is a nuclear technique that allows for the nondestructive determination of 3D isotopic distributions. The technique is based on the detection of the alpha particles associated with the neutron emitted in…

Instrumentation and Detectors · Physics 2018-11-22 Mauricio Ayllon Unzueta , Will Mixter , Zachary Croft , John Joseph , Bernhard Ludewigt , Arun Persaud

The paper presents recent results of a "point-like" neutron source development based on a D-D fusion in a D-loaded target caused by its bombardment with a sharply focused deuterium ion beam. These developments are undergoing at the…

A portable monoenergetic 24 keV neutron source based on the $^{124}$Sb-$^9$Be photoneutron reaction and an iron filter has been constructed and characterized. The coincidence of the neutron energy from SbBe and the low interaction…

The SoLid collaboration is currently operating a 1.6 tons neutrino detector near the Belgian BR2 reactor, with main goal the observation of the oscillation of electron antineutrinos to previously undetected flavor states. The highly…

Instrumentation and Detectors · Physics 2019-10-29 Luis Manzanillas

Several observed anomalies in neutrino oscillation data could be explained by a hypothetical fourth neutrino separated from the three standard neutrinos by a squared mass difference of a few 0.1 eV$^2$ or more. This hypothesis can be tested…

Instrumentation and Detectors · Physics 2015-06-11 Th. Lasserre

Neutron spectroscopy is an invaluable tool for many scientific and industrial applications, including underground Dark Matter searches. Neutron-induced backgrounds produced by cosmic ray muons and the cavern radioactivity can mimic the…

Instrumentation and Detectors · Physics 2022-11-09 I. Giomataris , I. Katsioulas , P. Knights , I. Manthos , T. Neep , K. Nikolopoulos , T. Papaevangelou , R. Ward

Neutrinos produced by nuclear reactors have played a major role in advancing our knowledge of the properties of neutrinos. The first direct detection of the neutrino, confirming its existence, was performed using reactor neutrinos. More…

High Energy Physics - Experiment · Physics 2019-02-26 Xin Qian , Jen-Chieh Peng

Low-energy nuclear recoils (NRs) are hard to measure because they produce few e$^{-}$/h$^+$ pairs in solids -- i.e. they have low "ionization yield". A silicon detector was exposed to thermal neutrons over 2.5\,live-days, probing NRs down…

Nuclear Experiment · Physics 2022-04-27 A. N. Villano , M. Fritts , N. Mast , S. Brown , P. Cushman , K. Harris , V. Mandic

NEUCAL is a neutron detector which is currently under study to be used as a sub-detector complementing electromagnetic (e.m.) calorimeters for electron/hadron discrimination in cosmic rays at high energy. Its aim is to reveal the different…

The neutrino capture by $^{131}$Xe with a threshold at 352 keV as reaction to detect solar neutrinos is examined. The most important feature of this process is its high sensitivity to beryllium neutrinos, which contribute approximately 40%…

Nuclear Experiment · Physics 2011-05-23 A. Sh. Georgadze , H. V. Klapdor-Kleingrothaus , H. Päs , Yu. G. Zdesenko

Dark matter particles gravitationally trapped inside the Sun may annihilate into Standard Model particles, producing a flux of neutrinos. The prospects of detecting these neutrinos in future multi-\kton{} neutrino detectors designed for…

High Energy Physics - Phenomenology · Physics 2015-03-19 Sanjib K. Agarwalla , Mattias Blennow , Enrique Fernandez Martinez , Olga Mena
‹ Prev 1 4 5 6 7 8 10 Next ›