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The Low Energy Neutron Source (LENS) is an accelerator-based pulsed cold neutron facility under construction at the Indiana University Cyclotron Facility (IUCF). The idea behind LENS is to produce pulsed cold neutron beams starting with…

This article describes the design features and the first test measurements obtained during the installation of a novel high resolution 2D neutron detection technique. The technique proposed in this work consists of a boron layer (enriched…

The quantification of the dose rate and the composition of the dose in the vicinity of supermirror coated guides is essential for designing shielding for beamlines transporting neutrons with a high flux. We present results on a calculation…

Instrumentation and Detectors · Physics 2018-06-01 Rodion Kolevatov , Christian Schanzer , Peter Boeni

The absorption of neutrons in media together with its transport properties cause the neutron flux to decrease as it penetrates the material because the absorption of neutrons in the sample itself attenuates the neutrons flux as it goes…

Materials Science · Physics 2022-08-10 Ateia W. Mahmoud , Elsayed K. Elmaghraby , E. Salama , A. Elghazaly , S. A. El-fiki

Research reactors host a wide range of activities that make use of the intense neutron fluxes generated at these facilities. Recent interest in performing measurements with relatively low event rates, e.g. reactor antineutrino detection, at…

In order to develop a high spatial resolution (micron level) thermal neutron detector, a detector assembly composed of cerium doped lithium glass microfibers, each with a diameter of 1\,$\mu$m, is proposed, where the neutron absorption…

Instrumentation and Detectors · Physics 2016-06-14 Song Yushou , Joseph Conner , Xiaodong Zhang , Jason P. Hayward

A quantitative study of the neutron environment in the Canfranc Underground Laboratory has been performed. The analysis is based on a complete set of simulations and, particularly, it is focused on the IGEX-DM dark matter experiment. The…

High Energy Physics - Experiment · Physics 2011-05-23 J. M. Carmona , S. Cebrian , E. Garcia , I. G. Irastorza , G. Luzon , A. Morales , J. Morales , A. Ortiz de Solorzano , J. Puimedon , M. L. Sarsa , J. A. Villar

The available data on neutron scattering were analyzed to constrain a hypothetical new short-range interaction. We show that these constraints are several orders of magnitude better than those usually cited in the range between 1 pm and 5…

High Energy Physics - Phenomenology · Physics 2008-11-26 V. V. Nesvizhevsky , G. Pignol , K. V. Protasov

The multi-MW target proposed for the EURISOL facility will be based on fission of uranium (or thorium) compounds to produce rare isotopes far from stability. A two-step process is used for the isotope production. First, neutrons are…

Accelerator Physics · Physics 2007-05-23 M. Felcini , A. Herrera-Martinez , Y. Kadi , T. Otto , L. Tecchio

The paper discusses some 3D simulations to compute the ionizing radiation dose during laser-plasma experiments leading to the generation of accelerated protons and electrons. Also, we suggest a new method to increase the measurement…

Instrumentation and Detectors · Physics 2019-10-02 M. Ganciu , A. Chirosca , A. Groza , E. Stancu , O. Stoican , D. B. Dreghici , B. Butoi , C. Ticos , B. Mihalcea , B. Cramariuc

Spacecraft neutralisers are required as part of the ion propulsion system for accurate station keeping in fundamental physics missions. This paper describes the use of thin layers of insulating materials as coatings for the gated silicon…

Space Physics · Physics 2011-06-08 K. L. Aplin , B. J. Kent , C. M. Collingwood , L. Wang , R. Stevens , S. E. Huq , A. Malik

The potential of elastic antineutrino-electron scattering in a Gd-doped water Cherenkov detector to determine the direction of a nuclear reactor antineutrino flux was investigated using the recently proposed WATCHMAN antineutrino experiment…

Instrumentation and Detectors · Physics 2016-12-20 D. Hellfeld , S. Dazeley , A. Bernstein , C. Marianno

This study investigates the influence of several Monte Carlo radiation transport codes and nuclear models on the simulation of secondary neutron spectra and its impact on calculating and measuring neutron doses in proton therapy. Three…

The feasibility of an ultra-low energy nuclear-recoil measurement in liquid xenon using neutron capture is investigated for a small (sub-kilogram) liquid xenon detector that is optimized for a high scintillation gain, and a pulsed neutron…

Instrumentation and Detectors · Physics 2022-10-20 C. S. Amarasinghe , R. Coronel , D. Q. Huang , Y. Liu , M. Arthurs , S. Steinfeld , R. Gaitskell , W. Lorenzon

Contemporary ultraintense, short-pulse laser systems provide extremely compact setups for the production of high-flux neutron beams, such as those required for nondestructive probing of dense matter, research on neutron-induced damage in…

The CONUS experiment is searching for coherent elastic neutrino nucleus scattering of reactor anti-neutrinos with four low energy threshold point-contact high-purity germanium spectrometers. An excellent background suppression within the…

Instrumentation and Detectors · Physics 2024-01-01 H. Bonet , A. Bonhomme , C. Buck , K. Fülber , J. Hakenmüller , J. Hempfling , G. Heusser , T. Hugle , M. Lindner , W. Maneschg , T. Rink , H. Strecker , R. Wink

We have developed a neutrino detector with threshold energies from ~0.115 to 105 MeV in a clean detection mode almost completely void of accidental backgrounds. It was initially developed for the NASA $\nu$SOL project to put a solar…

For the first time, the neutron optical wall-potential of natural cubic boron nitride (cBN) was measured at the ultracold neutron (UCN) source of the research reactor TRIGA Mainz using the time-of-flight method (TOF). The samples…

The invention of self-shielding copper substrate neutron guides is described, along with the rationale behind the development, and the realisation of commercial supply. The relative advantages with respect to existing technologies are…

Instrumentation and Detectors · Physics 2021-04-28 P. M. Bentley , R. Hall-Wilton , C. P. Cooper-Jensen , N. Cherkashyna , K. Kanaki , C. Schanzer , M. Schneider , P. Boeni

We present the design of an instrument capable of measuring the high energy ($>$60 MeV) muon-induced neutron flux deep underground. The instrument is based on applying the Gd-loaded liquid-scintillator technique to measure the rate of…

Astrophysics · Physics 2008-11-26 R. Hennings-Yeomans , D. S. Akerib
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