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We report on a comparison study of the $^{3}$He gas proportional tube and the $^{6}$Li incorporated scintillation glasses on thermal neutron detection efficiency. Both $^{3}$He and $^{6}$Li are used commonly for thermal neutron detection…

Instrumentation and Detectors · Physics 2015-06-15 Ming Xu , Zhi-Cheng Tang , Guo-Ming Chen , Jun-Quan Tao

A simple model is explored mainly analytically to calculate and understand the PHS of single and multi-layer thermal neutron detectors and to help optimize the design in different circumstances. Several theorems are deduced that can help…

Instrumentation and Detectors · Physics 2013-04-22 Francesco Piscitelli , Patrick Van Esch

Beam monitoring and evaluation are very important to boron neutron capture therapy (BNCT), and a variety of detectors have been developed for these applications. However, most of the detectors used in BNCT only have a small detection area,…

Instrumentation and Detectors · Physics 2023-06-14 Zhujun Fang , Zhiyong Zhang , Bin Shi , Wei Jiang , Xianke Liu , Siqi He , Jun Chen , Ping Cao , Jianbei Liu , Yi Zhou , Ming Shao , Botian Qu , Shufeng Zhang , Qian Wang

A wire GEM (WGEM) detector with a gas gap between meshes was constructed. The detector provides the amplification 5x10E5 for the gas mixture of Ar +20% CO2 at atmospheric pressure. As compared with well-known GEM detectors produced by…

Instrumentation and Detectors · Physics 2009-11-26 B. M. Ovchinnikov , V. I. Razin , A. I. Reshetin , S. N. Filippov

We report a novel neutron-detection approach employing an EJ-309 liquid scintillator surrounded by six 3He proportional counters. Tests were performed at the FRANZ facility of the Goethe-University Frankfurt using the 7Li(p,n0)7Be reaction,…

A neutron detector based on EJ301 liquid scintillator has been employed at EAST to measure the neutron energy spectrum for D-D fusion plasma. The detector was carefully characterized in different quasi-monoenergetic neutron fields generated…

Instrumentation and Detectors · Physics 2013-04-30 Xi Yuan , Xing Zhang , Xufei Xie , G. Gorini , Zhongjing Chen , Xingyu Peng , Jinxiang Chen , Guohui Zhang , Tieshuan Fan , Guoqiang Zhong , Liqun Hu , Baonian Wan

The HOmogeneous Thermal NEutron Source (HOTNES) is a new type of thermal neutron irradiation assembly developed by the ENEA-INFN collaboration. The facility is fully characterized in terms of neutron field and dosimetric quantities, by…

A thick gas electron multiplier (THGEM) chamber with an effective readout area of 10$\times$10 cm$^{2}$ and a 11.3 mm ionization gap has been tested along with two regular gas electron multiplier (GEM) chambers in a cosmic ray test system.…

Instrumentation and Detectors · Physics 2015-03-23 S. Yang , S. Das , B. Buck , C. Li , T. Ljubicic , R. Majka , M. Shao , N. Smirnov , G. Visser , Z. Xu , Y. Zhou

The globally increased demand for helium-3 along with the limited availability of this gas calls for the development of alternative technologies for the large ESS instrumentation pool. We report on the CASCADE Project - a novel detection…

Instrumentation and Detectors · Physics 2016-11-03 M. Köhli , M. Klein , F. Allmendinger , A. -K. Perrevoort , T. Schröder , N. Martin , C. J. Schmidt , U. Schmidt

The long-term stability in terms of gain and energy resolution of a prototype triple Gas Electron Multiplier (GEM) detector has been investigated with high rate X-ray irradiation. Premixed Ar/CO2 (80:20) and (90:10) gases have been used for…

Instrumentation and Detectors · Physics 2021-07-05 S Chatterjee , S Roy , A Sen , S Chakraborty , S Das , S K Ghosh , S K Prasad , S Raha , S Biswas

A cryogenic apparatus is described that enables a new experiment, nEDM@SNS, with a major improvement in sensitivity compared to the existing limit in the search for a neutron Electric Dipole Moment (EDM). It uses superfluid $^4$He to…

The very high momentum particle identification detector proposed for the ALICE upgrade is a focusing RICH using a C4F10 gaseous radiator. For the detection of Cherenkov photons, one of the options currently under investigation is to use a…

Instrumentation and Detectors · Physics 2010-09-14 A. Breskin , V. Peskov , A. Di Mauro , P. Martineng , D. Mayani Paras , L. Molnar , E. Nappi , G. Paic , J. van Hoorne

We discuss a small-scale experiment, called $\nu$-cleus, for the first detection of coherent neutrino-nucleus scattering by probing nuclear-recoil energies down to the 10 eV-regime. The detector consists of low-threshold CaWO$_4$ and…

A large number of high-energy and heavy-ion experiments successfully used Time Projection Chamber (TPC) as central tracker and particle identification detector. However, the performance requirements on TPC for new high-rate particle…

Instrumentation and Detectors · Physics 2013-02-14 M. Poli Lener , M. Bazzi , G. Corradi , C. Curceanu , A. D'Uffizi , C. Paglia , A. Romero Vidal , E. Sbardella , A. Scordo , D. Tagnani , J. Zmeskal

To address the problem of the shortage of neutron detectors used in radiation portal monitors (RPMs), caused by the 3He supply crisis, research on a cadmium-based capture-gated fast neutron detector is presented in this paper. The detector…

Instrumentation and Detectors · Physics 2016-08-03 Yi Liu , Yigang Yang , Yang Tai , Zhi Zhang

This work builds on the previous introduction [1] of a coupled experimental-computational system devised to fully characterize the thermal behavior of complex 3D submicron electronic devices. The new system replaces the laser-based surface…

Materials Science · Physics 2007-09-13 Peter E. Raad , Pavel L. Komarov , M. Burzo

The TRIUMF ultracold advanced neutron (TUCAN) collaboration is a transpacific collaboration with the objective to measure the neutron electric dipole moment. We aim for an unprecedented sensitivity of $10^{-27}\,e$cm, an improvement by a…

Instrumentation and Detectors · Physics 2018-10-02 Wolfgang Schreyer , TUCAN collaboration

The 3He-based neutron detectors are no longer the default solution for neutron scattering applications. Both the inability of fulfilling the requirements in performance, needed for the new instruments, and the shortage of 3He, drove a…

Instrumentation and Detectors · Physics 2020-03-13 Giacomo Mauri , Francesco Messi , Kalliopi Kanaki , Richard Hall-Wilton , Francesco Piscitelli

A new concept for thermal neutron based correlation and multiplicity measurements is proposed in this paper. The main idea of the concept consists of using 2.223 MeV gammas (or 1.201 MeV, DE) originating in the 1H(n,gamma)2D-reaction…

Nuclear Experiment · Physics 2015-07-21 Dina Chernikova , Syed F. Naeem , Nermin Trnjanin , Kåre Axell , Anders Nordlund

A 2D neutron detector based on 3He convertor and MWPC with an active area of 200 mm \times 200 mm has been successfully designed and fabricated. The detector has been tested with Am/Be neutron source and with collimated neutron beam with…

Instrumentation and Detectors · Physics 2013-05-23 Tian LiChao , Chen YuanBo , Tang Bin , Zhou JianRong , Qi HuiRong , Liu RongGuang , Zhang Jian , Yang GuiAn , Xu Hong , Chen DongFeng , Sun ZhiJia