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Dosimetry in BNCT poses significant challenges due to the indirect effect of neutrons interacting with elements within the body and uncertainties associated with the uptake of boron compounds used in clinical practice. Current treatment…

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

Charge Coupled Devices (CCDs) have been successfully used in several low energy X-ray astronomical satellite over the past two decades. Their high energy resolution and high spatial resolution make them an perfect tool for low energy…

Instrumentation and Methods for Astrophysics · Physics 2013-08-09 Wang YuSa , Chen Yong , Liu XiaoYan , Cui WeiWei , Xu YuPeng , Li ChengKui , Li MaoShun , Han DaWei , Chen TianXiang , Huo Jia , Wang Juan , Li Wei , Hu Wei , Zhang Yi , Lu Bo , Yin GuoHe , Zhu Yue , Zhang ZiLiang

We show data from a new type of detector that can be used to determine neutron flux, energy distribution, and direction of neutron motion for both fast and thermal neutrons. Many neutron detectors are plagued by large backgrounds from…

The feasibility study of a new technique for thermal neutron detection using a Timepix3 camera (TPX3Cam) with custom-made optical add-ons operated in event-mode data acquisition is presented. The camera has a spatial resolution of ~ 16 um…

Neutrinos from core collapse supernovae can excite nuclei of some detector materials beyond their neutron emission thresholds. Detection of these neutrons can give valuable information about the supernova explosion mechanism and possibly…

High Energy Physics - Phenomenology · Physics 2021-04-14 Pijushpani Bhattacharjee , Kamales Kar

We present a method for detecting neutrons using scintillating lithium gadolinium borate crystal shards in a plastic matrix while maintaining high gamma rejection. We have procured two cylindrical detectors, 5"\times5", containing 1%…

Nuclear Experiment · Physics 2011-09-20 Kareem Kazkaz , Nathaniel S. Bowden , Marisa Pedretti

This paper reports on the growth and characterization of hexagonal boron nitride (hBN) and its use for solid-state thermal neutron detection. The hBN epilayers were grown by metalorganic chemical vapor deposition on sapphire substrates at a…

Materials Science · Physics 2016-09-12 Kawser Ahmed , Rajendra Dahal , Adam Weltz , James J. -Q. Lu , Yaron Danon , Ishwara B. Bhat

Two-dimensional (2D) boron-based materials have gained increasing interest due to their exceptional physicochemical properties and potential technological applications. In this way, borospherenes, a 2D Boron-based fullerene-like lattice…

1D or 2D neutron imaging detectors with individual wire or strip readout using discriminators have the advantage of being able to treat several neutron impacts partially overlapping in time, hence reducing global dead time. A single neutron…

A method is presented which allows to obtain the position-dependent electric field and charge density by fits to velocity profiles from edge-TCT data from silicon strip-detectors. The validity and the limitations of the method are…

Instrumentation and Detectors · Physics 2020-01-08 R. Klanner , G. Kramberger , I. Mandic , M. Mikuz , M. Milovanovic , J. Schwandt

Two types of neutron monitors with fine spatial resolution are proposed based on vibrating wire. In the first type, neutrons interact with the vibrating wire, heat it, and lead to the change of natural frequency, which can be precisely…

Instrumentation and Detectors · Physics 2015-12-09 S. G. Arutunian , J. Bergoz , M. Chung , G. S. Harutyunyan , E. G. Lazareva

For radiography applications using fast neutrons simultaneously with gammas we have developed a detector with 16 stilbene crystals in a 4$\times$4 2D array with a 5~mm pitch and a depth of 25~mm. The crystal array is read out by Silicon…

Instrumentation and Detectors · Physics 2021-03-24 R. Adams , C. Günther , N. Höflich , O. Pooth

The conceptual design and operational principle of a novel high-efficiency, fast neutron imaging detector based on THGEM, intended for future fan-beam transmission tomography applications, is described. We report on a feasibility study…

Instrumentation and Detectors · Physics 2015-06-04 M. Cortesi , R. Zboray , R. Adams , V. Dangendorf , H. -M. Prasser

An aboveground 60-kg reactor-antineutrino detector prototype, comprised of a 2-dimensional array of 36 $^{6}$Li-doped pulse shape sensitive plastic scintillator bars, is described. Each bar is 50~cm long with a square cross section of…

The quadrant silicon detector, a kind of passivated implanted planar silicon detector with quadrant structure on the junction side, gained its wide application in charged particle detection. In this paper, the manufacturing procedure,…

Instrumentation and Detectors · Physics 2015-06-18 Pengfei Bao , Chengjian Lin , Feng Yang , Zhaoqiao Guo , Tianshu Guo , Lei Yang , Lijie Sun , Huiming Jia , Xinxing Xu , Nanru Ma , Huanqiao Zhang , Zuhua Liu

The plasma panel sensor is an ionizing photon and particle radiation detector derived from PDP technology with high gain and nanosecond response. Experimental results in detecting cosmic ray muons and beta particles from radioactive sources…

Background: Coherent {\pi}0 photoproduction on heavy nuclei has been suggested as a reliable tool to infer neutron skin thicknesses. To this aim, various experiments have been performed, especially on 208Pb. Purpose: We analyze the…

Nuclear Theory · Physics 2022-09-29 F. Colomer , P. Capel , M. Ferretti , J. Piekarewicz , C. Sfienti , M. Thiel , V. Tsaran , M. Vanderhaeghen

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…

We report on the design, production, and performance of compact 40-cm$^3$ Time Projection Chambers (TPCs) that detect fast neutrons by measuring the three-dimensional (3D) ionization distribution of nuclear recoils in $^4$He:CO$_2$ gas at…