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Neutron imaging is a non-destructive inspection technique with a wide range of applications. One of the important aspects concerning neutron imaging is achieving micrometer-scale spatial resolution. Developing a neutron detector with a high…

The next generation of radioactive ion beam facilities, which will give experimental access to many exotic nuclei, are presently being developed. These facilities will make it possible to study very short lived exotic nuclei with extreme…

Instrumentation and Detectors · Physics 2009-05-14 Pär-Anders Söderström

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

We present and apply a new method to measure directly weak magnetization in thin films. The polarization of a neutron beam channeling through a thin film structure is measured after exiting the structure edge as a microbeam. We have applied…

Materials Science · Physics 2016-05-04 S. V. Kozhevnikov , Yu. N. Khaydukov , T. Keller , F. Ott , F. Radu

We report on the assessment of the imaging performance of CITIUS -- a high-speed X-ray detector developed for the large-scale synchrotron radiation facility SPring-8-II -- for heavy charged particles and neutrons. To characterize the…

Instrumentation and Detectors · Physics 2026-05-25 Yoshio Kamiya , Haruki Nishino , Takaki Hatsui

A method for calibration of cryogenic liquid argon detector response to recoils with certain energy -8.2 keV - is proposed. The method utilizes a process of inelastic scattering of monoenergetic neutrons produced by fusion DD neutron…

Instrumentation and Detectors · Physics 2014-07-11 Sergey Polosatkin , Evgeny Grishnyaev , Alexander Dolgov

For ultracold neutrons with a kinetic energy below 10 neV, strong scattering, characterized by $2\pi l_{c} / \lambda\leq 1$, can be obtained in metamaterials of C and $^7$Li. Here $l_{c}$ and $\lambda$ are the coherent scattering mean free…

Instrumentation and Detectors · Physics 2020-09-18 Zhehui Wang , Marcel Demarteau , C. L. Morris , Yanhua Shih

The Scintillating Bubble Chamber (SBC) Collaboration is designing a new generation of low background, noble liquid bubble chamber experiments with sub-keV nuclear recoil threshold. These experiments combine the electronic recoil blindness…

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…

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

Far-ultraviolet (FUV) scintillation signals have been measured in heavy noble gases (argon, krypton, xenon) following boron-neutron capture ($^{10}$B($n,\alpha$)$^7$Li) in $^{10}$B thin films. The observed scintillation yields are…

Instrumentation and Detectors · Physics 2015-06-19 Jacob C. McComb , Michael A. Coplan , Mohamed al-Sheikhly , Alan K. Thompson , Robert E. Vest , Charles W. Clark

Neutron guides are used to transport slow neutrons from sources to experiments. Conventional neutron supermirror guides use alternating thin layers based on nickel and titanium. Due to the magnetic properties of nickel, their neutron…

Instrumentation and Detectors · Physics 2022-04-20 A. Hollering , N. Rebrova , C. Klauser , Th. Lauer , B. Märkisch , U. Schmidt

A new detector is being developed at the National Superconducting Cyclotron Laboratory (NSCL) to measure low energy charged-particles from beta-delayed particle emission. These low energy particles are very important for nuclear…

Instrumentation and Detectors · Physics 2016-06-27 D. Perez-Loureiro , C. Wrede

Neutron detectors are an essential tool for the development of many research fields, as nuclear, particle and astroparticle physics as well as radiotherapy and radiation safety. Since neutrons cannot directly ionize, their detection is only…

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

To efficiently detect energetic light charged particles, it is common to use arrays of energy-loss telescopes involving two or more layers of detection media. As the energy of the particles increases, thicker layers are usually needed.…

Instrumentation and Detectors · Physics 2021-10-27 S. Sweany , W. G. Lynch , K. Brown , A. Anthony , Z. Chajecki , D. Dell'Aquila , P. Morfouace , F. C. E. Teh , C. Y. Tsang , M. B. Tsang , R. S. Wang , K. Zhu

The Nab (Neutron a b) experiment is designed to measure the beta-antineutrino angular correlation in free neutron $\beta$ decay with an ultimate precision goal of 0.1%, providing input for tests of Cabibbo-Kobayashi-Maskawa (CKM) matrix…

Differential and angle-integrated cross sections for the $^{10}$B($n, {\alpha}$)$^{7}$Li, $^{10}$B($n, {\alpha}$$_{0}$)$^{7}$Li and $^{10}$B($n, {\alpha}$$_{1}$)$^{7}$Li$^{*}$ reactions have been measured at CSNS Back-n white neutron…

The neutron capture is a process that concerns most of the nuclei used to build our detectors. This process produces protons, alpha particles, and gamma rays which generate background signals. Characterizing this background is important for…

Instrumentation and Detectors · Physics 2026-04-06 Ilias Ourahou , Daniel Santos , Olivier Guillaudin , Pierre Louis-Cistac , Fairouz Malek , Nadine Sauzet , Charling Tao

This study presents a new concept of segmented antineutrino detector based on hexagonal plastic scintillator bars for detecting antineutrinos from a nuclear reactor core. The choice of hexagonal scintillator bars is original and provides…

Instrumentation and Detectors · Physics 2019-12-18 Mustafa Kandemir , Altan Cakir