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Related papers: Scintillation-only Based Pulse Shape Discriminatio…

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An organic glass scintillator developed by Sandia National Laboratories was characterized in terms of its light output and pulse shape discrimination (PSD) properties and compared to commercial liquid (EJ-309) and plastic (EJ-276) organic…

We provide a new way of constraining the relative scintillation efficiency L_eff for liquid xenon. Using a simple estimate for the electronic and nuclear stopping powers together with an analysis of recombination processes we predict both…

Instrumentation and Methods for Astrophysics · Physics 2011-08-23 Fedor Bezrukov , Felix Kahlhoefer , Manfred Lindner

A first comparison has been made between the pulse-shape discrimination characteristics of a novel $^{4}$He-based pressurized scintillation detector and a NE-213 liquid-scintillator reference detector using an Am/Be mixed-field neutron and…

Dual-phase liquid xenon (LXe) detectors lead the direct search for particle dark matter. Understanding the signal production process of nuclear recoils in LXe is essential for the interpretation of LXe based dark matter searches. Up to now,…

Instrumentation and Detectors · Physics 2018-12-12 Elena Aprile , Matthew Anthony , Qing Lin , Zach Greene , Patrick de Perio , Fei Gao , Joseph Howlett , Guillaume Plante , Yun Zhang , Tianyu Zhu

Pulse-shape discrimination (PSD) is usually achieved using the different fast and slow decay components of inorganic scintillators, such as BaF2, CsI:Tl, etc. However, LaBr3:Ce is considered to not possess different components at room…

Instrumentation and Detectors · Physics 2021-09-03 Jirong Cang , XinChao Fang , Zhi Zeng , Ming Zeng , Yinong Liu , Zhigang Sun , Ziyun Chen

We report on the response of a high light-output NaI(Tl) crystal to nuclear recoils induced by neutrons from an Am-Be source and compare the results with the response to electron recoils produced by Compton scattered 662 keV $\gamma$-rays…

Fast electronic readout for high-channel density scintillator-based systems is needed for radiation tracking and imaging in a wide range of applications, including nuclear physics, nuclear security and nonproliferation. Programmable…

Instrumentation and Detectors · Physics 2024-03-26 John Leland , Ming Fang , Satwik Pani , Yuri Venturini , Marco Locatelli , Angela Di Fulvio

A comprehensive model for explaining scintillation yield in liquid xenon is introduced. We unify various definitions of work function which abound in the literature and incorporate all available data on electron recoil scintillation yield.…

Instrumentation and Detectors · Physics 2017-02-20 M. Szydagis , N. Barry , K. Kazkaz , J. Mock , D. Stolp , M. Sweany , M. Tripathi , S. Uvarov , N. Walsh , M. Woods

First observation of liquid xenon scintillation due to alpha-particles and gamma-rays with a large area avalanche photodiode immersed in the liquid is reported. An energy resolution of 10% (FWHM) and a coincidence time resolution of less…

Instrumentation and Detectors · Physics 2015-06-26 V. N. Solovov , A. Hitachi , V. Chepel , M. I. Lopes , R. Ferreira Marques , A. J. P. L. Policarpo

The LUX dark matter search experiment is a 350 kg dual-phase xenon time projection chamber located at the 4850 ft level of the Sanford Underground Research Facility in Lead, SD. The success of two-phase xenon detectors for dark matter…

Instrumentation and Detectors · Physics 2016-03-23 M. Moongweluwan , for LUX collaboration

In particle physics experiments, pulse shape discrimination (PSD) is a powerful tool for eliminating the major background from signals. However, the analysis methods have been a bottleneck to improving PSD performance. In this study, two…

Instrumentation and Detectors · Physics 2022-11-07 M. Yoshino , T. Iida , K. Mizukoshi , T. Miyazaki , K. Kamada , K. J. Kim , A. Yoshikawa

We report on a new measurement of the energy resolution that can be attained in liquid xenon when recording only the scintillation light. Our setup is optimized to maximize light collection, and uses state-of-the-art, high-PDE,…

We extend the study of the performance of a prototype two-phase liquid xenon WIMP dark matter detector to recoil energies below 20 keV. We demonstrate a new method for obtaining the best estimate of the energies of events using a calibrated…

Astrophysics · Physics 2008-11-26 T. Shutt , C. E. Dahl , J. Kwong , A. Bolozdynya , P. Brusov

This note presents revised detector parameters applicable to data from the First Science Run of the ZEPLIN-III dark matter experiment; these datasets were acquired in 2008 and reanalised in 2011. This run demonstrated electron recoil…

Instrumentation and Detectors · Physics 2020-07-06 Henrique Araújo

We present the responses of a NaI(Tl) crystal in terms of the light yield and pulse shape characteristics of nuclear recoil events at two different temperatures: 22 C (room temperature) and -35 C (low temperature). The light yield is…

Instrumentation and Detectors · Physics 2022-04-27 S. H. Lee , G. S. Kim , H. J. Kim , K. W. Kim , J. Y. Lee , H. S. Lee

Pulse shape discrimination with pure CsI scintillators is investigated as a method for separating energy deposits by energetic neutrons and photons at particle physics experiments. Using neutron data collected near the European XFEL XS1…

Instrumentation and Detectors · Physics 2022-07-11 S. Longo , M. Khan , S. Dharani , B. von Krosigk , T. Ferber

The performance of a detector using liquid xenon (LXe) as a scintillator is strongly dependent on the collection efficiency for xenon scintillation light, which in turn is critically dependent on the reflectance of the surfaces that…

Instrumentation and Detectors · Physics 2017-03-08 F. Neves , A. Lindote , A. Morozov , V. Solovov , C. Silva , P. Bras , J. P. Rodrigues , M. I. Lopes

Pulse shape discrimination using CsI(Tl) scintillators to perform neutral hadron particle identification is explored with emphasis towards application at high energy electron-positron collider experiments. Through the analysis of the pulse…

Instrumentation and Detectors · Physics 2018-03-29 Savino Longo , John Michael Roney

Organic scintillators exhibit fast timing, high detection efficiency for fast neutrons and pulse shape discrimination (PSD) capability. PSD is essential in mixed radiation fields, where different types of radiation need to be detected and…

Instrumentation and Detectors · Physics 2023-04-05 Jianxin Zhou , Abdullah Abdulaziz , Yoann Altmann , Angela Di Fulvio

High pressure xenon Time Projection Chambers (TPC) based on secondary scintillation (electroluminescence) signal amplification are being proposed for rare event detection such as directional dark matter, double electron capture and double…