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We have designed and tested a large-area (0.15~m$^2$) neutron detector based on neutron capture on \ce{^{6}Li}. The neutron detector design has been optimized for the purpose of tagging the scattering angle of keV-scale neutrons. These…

Accurate knowledge of the neutron energy spectra is useful in basic research and applications. The overall procedure of measuring and unfolding the fast neutron energy spectra with BC501A liquid scintillation detector is described. The…

Instrumentation and Detectors · Physics 2014-07-01 Yonghao Chen , Ximeng Chen , Jiarong Lei , Li An , Xiaodong Zhang , Jianxiong Shao , Pu Zheng , Xinhua Wang

Detection of low-energy nuclear recoil events plays a central role in searches for particle dark matter interactions with atomic matter and studies of coherent neutrino scatters. Precise nuclear recoil calibration data allow the responses…

Instrumentation and Detectors · Physics 2023-11-07 Jingke Xu , P. S. Barbeau , Ziqing Hong

A plasma focus device capable of operating at 0.2 pulses per second during several minutes is used as a source of hard x-rays and fast neutrons. An experimental demonstration of the use of the neutrons emissions for radiation probing of…

Instrumentation and Detectors · Physics 2009-01-15 V Raspa , F Di Lorenzo , P Knoblauch , A Lazarte , A Tartaglione , A Clausse , C Moreno

This work is part of an ongoing project to develop a Superheated Superconducting Granule (SSG) detector for cold dark matter and neutrinos. The response of SSG devices to nuclear recoils has been explored irradiating SSG detectors with a…

The LaBr3:Ce scintillator has been widely studied for nuclear spectroscopy because of its optimal energy resolution (<3%@ 662 keV) and time resolution (~300 ps). Despite these promising properties, the intrinsic radiation background of…

Instrumentation and Detectors · Physics 2021-09-03 Ming Zeng , Jirong Cang , Zhi Zeng , Xiaoguang Yue , Jianping Cheng , Yinong Liu , Junli Li

The Multi-Blade is a Boron-10-based gaseous thermal neutron detector developed to face the challenge arising in neutron reflectometry at neutron sources. Neutron reflectometers are challenging instruments in terms of instantaneous counting…

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 neutron detection efficiency of Columbia Resin 39 (CR-39) nuclear track detectors was assessed for AmBe, 252Cf, and D-T (14 MeV) neutron source spectra. A boron nitride (BN) coating for CR-39 was developed to enhance the neutron…

Instrumentation and Detectors · Physics 2025-10-27 Noah DAmico , Sandeep Puri , Ian Jones , Andrew Gillespie , Cuikun Lin , Bo Zhao , R. V. Duncan

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

The inorganic CsI(Tl) crystal scintillator is a candidate served as an anti-compton detector for China Dark matter EXperiment (CDEX). Studying the intrinsic radiopurity of CsI(Tl) crystal is an issue of major importance. The timing, energy…

Instrumentation and Detectors · Physics 2016-10-25 S. K. Liu , Q. Yue , S. T. Lin , Y. J. Li , C. J. Tang , H. T. Wong , H. Y. Xing , C. W. Yang , W. Zhao , J. J. Zhu

The Multi-Blade is a Boron-10-based gaseous detector developed for neutron reflectometry instruments at the European Spallation Source (ESS) in Sweden. The main challenges for neutron reflectometry detectors are the instantaneous counting…

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

ANAIS is a direct dark matter detection experiment whose goal is to confirm or refute in a model independent way the positive annual modulation signal claimed by DAMA/LIBRA. Consisting of 112.5 kg of NaI(Tl) scintillators, ANAIS-112 is…

Research on accelerator driven systems (ADS), related new fuels and their ability for nuclear waste incineration has led to a revival of interest in nuclear cross sections of many nuclides over a large energy range. Discrepancies observed…

Nuclear Experiment · Physics 2007-05-23 L. Perrot , A. Billebaud , R. Brissot , A. Giorni , D. Heuer , J. -M. Loiseaux , O. Meplan , J. -B. Viano

The Back-n white neutron beam line, which uses back-streaming white neutrons from the spallation target of the China Spallation Neutron Source, is used for nuclear data measurements. A Micromegas-based neutron detector with two variants was…

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…

The AMANDE facility produces monoenergetic neutron fields from 2 keV to 20 MeV for metrological purposes. To be considered as a reference facility, fluence and energy distributions of neutron fields have to be determined by primary…

Instrumentation and Detectors · Physics 2012-05-17 C. Golabek , J. Billard , A. Allaoua , G. Bosson , O. Bourrion , C. Grignon , O. Guillaudin , L. Lebreton , F. Mayet , M. Petit , J. -P. Richer , D. Santos

According to many dark matter models, a potential signal registered in a detector would feature a single-scattering nuclear recoil (NR). So, it is crucial to calibrate the detector's response to NR events. The conventional calibrations…

Instrumentation and Detectors · Physics 2024-05-27 Fengbo Gu , Jiangfeng Zhou , Junhui Liao , Yuanning Gao , Zhuo Liang , Meiyuenan Ma , Zhaohua Peng , Lifeng Zhang , Lei Zhang , Jian Zheng

Cesium Iodide (CsI) crystals are widely used in high-energy physics for their scintillation properties that enable detection of charged and neutral particles via direct and indirect ionization and form the basis of electromagnetic…

High Energy Physics - Experiment · Physics 2023-10-04 Si-Cheng Yuan , Liang-Liang Wang , Wei-Dong Li