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Related papers: A Study of NaI(Tl) crystal Encapsulation using Org…

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Measurements of the quenching factor for sodium recoils in a 5 cm diameter NaI(Tl) crystal at room temperature have been made at a dedicated neutron facility at the University of Sheffield. The crystal has been exposed to 2.45 MeV…

Instrumentation and Detectors · Physics 2014-11-18 H. Chagani , P. Majewski , E. J. Daw , V. A. Kudryavtsev , N. J. C. Spooner

Radiation detection is vital for space, medical imaging, homeland security, and environmental monitoring applications. In the past, the Monte Carlo radiation transport toolkit, Geant4, has been employed to enable the effective development…

Instrumentation and Detectors · Physics 2024-10-14 Lysander Miller , Airlie Chapman , Katie Auchettl , Jeremy M. C. Brown

Astrophysical observations and cosmological data have led to the conclusion that nearly one quarter of the Universe consists of dark matter. Under certain assumptions, an observable signature of dark matter is the annual modulation of the…

High Energy Astrophysical Phenomena · Physics 2012-12-19 J. Cherwinka , R. Co , D. F. Cowen , D. Grant , F. Halzen , K. M. Heeger , L. Hsu , A. Karle , V. A. Kudryavtsev , R. Maruyama , W. Pettus , M. Robinson , N. J. C. Spooner

As a novel approach on visual photon imaging by a single photon sensitive camera and PMTs, this work is trying to measure and identify muon tracks from the 2-D images of CsI(Tl) crystal (scintillator detectors). It is possible that muon…

Instrumentation and Detectors · Physics 2023-01-06 Zhimin Wang , Min Li , Diru Wu , Jinchang Liu , Yongpeng Zhang , Xiangcheng Meng , Caimei Liu , Changgen Yang

A monitoring system for fast neutrons is planned in the COSINE experiment, a dark matter experiment with NaI crystals. We pursued several R&D approaches for a neutron detector using a liquid scintillator (LS). A pulse shape discrimination…

Instrumentation and Detectors · Physics 2018-07-25 G. Adhikari , P. Adhikari , C. Ha , E. J. Jeon , K. W. Kim , N. Y. Kim , Y. D. Kim , Y. J. Ko , H. S. Lee , J. Lee , M. H. Lee , R. H. Maruyama , S. L. Olsen , H. Prihtiadi

Present paper studies the $\gamma$-ray spectrum observed using NaI(Tl) scintillation detector over a year. The paper reports the presence of a distinct diurnal pattern in the total number of $\gamma$-ray counts detected by the NaI detector.…

Atmospheric and Oceanic Physics · Physics 2020-07-08 Gauri Datar , Geeta Vichare , C. Selvaraj , Ankush Bhaskar , Anil Raghav

Trapping ultracold molecules in conservative traps is essential for applications -- such as quantum state-controlled chemistry, quantum simulations, and quantum information processing. These applications require high densities or…

Atomic Physics · Physics 2022-11-29 Juliana J. Park , Yu-Kun Lu , Alan O. Jamison , Wolfgang Ketterle

Low-temperature detectors are a powerful technology for dark matter search, offering excellent energy resolution and low energy thresholds. COSINUS is the only experiment that combines scintillating sodium iodide (NaI) crystals with an…

The ANAIS (Annual modulation with NaI(Tl) Scintillators) experiment aims at the confirmation or refutation of the DAMA/LIBRA positive annual modulation signal in the low energy detection rate. ANAIS-112, consisting of nine 12.5 kg NaI(Tl)…

Instrumentation and Detectors · Physics 2022-03-02 J Amare , S Cebrian , D Cintas , I Coarasa , E Garcia , M Martinez , M A Olivan , Y Ortigoza , A Ortiz de Solorzano , J Puimedon , A Salinas , M L Sarsa , P Villar

Neutrino elastic scattering observation with NaI (NEON) is an experiment designed to detect neutrino-nucleus coherent scattering using reactor electron antineutrinos. NEON is based on an array of six NaI(Tl) crystals with a total mass of…

High Energy Physics - Experiment · Physics 2023-04-05 J. J. Choi , E. J. Jeon , J. Y. Kim , K. W. Kim , S. H. Kim , S. K. Kim , Y. D. Kim , Y. J. Ko , B. C. Koh , C. Ha , B. J. Park , S. H. Lee , I. S. Lee , H. Lee , H. S. Lee , J. Lee , Y. M. Oh

COSINE-100 is a direct dark matter search experiment, with the primary goal of testing the annual modulation signal observed by DAMA/LIBRA, using the same target material, NaI(Tl). In previous analyses, we achieved the same 1 keV energy…

The SABRE Experiment is a direct detection dark matter experiment using a target composed of multiple NaI(Tl) crystals. The experiment aims to be an independent check of the DAMA/LIBRA results with a detector in the Northern (Laboratori…

We present a theoretical study of Ge-core/Si-shell nanocrystals in a wide bandgap matrix and compare the results with experimental data obtained from the samples prepared by co-sputtering. The empirical tight-binding technique allows us to…

Mesoscale and Nanoscale Physics · Physics 2017-03-07 M. O. Nestoklon , A. N. Poddubny , P. Voisin , K. Dohnalova

In terms of energy resolution, temporal response to burst events, and thermal stability, lanthanum bromide doped with Ce is a much better choice than the traditional NaI(Tl) scintillator for hard X-ray astronomy. We present the test results…

Instrumentation and Methods for Astrophysics · Physics 2015-06-03 Hong Li , Jianfeng Ji , Hua Feng , Zhi Zhang , Dong Han

COSINE-100 is a dark matter direct detection experiment with 106 kg NaI(Tl) as the target material. 210Pb and daughter isotopes are a dominant background in the WIMP region of interest and are detected via beta decay and alpha decay.…

The COSINUS direct dark matter experiment situated at Laboratori Nazionali del Gran Sasso in Italy is set to investigate the nature of the annually modulating signal detected by the DAMA/LIBRA experiment. COSINUS has already demonstrated…

In low background and low threshold particle astrophysics experiments using observation of Cherenkov or scintillation light it is common to use pairs or arrays of photomultipliers operated in coincidence. In such circumstances, for instance…

Instrumentation and Detectors · Physics 2009-06-23 M. Robinson , P. K. Lightfoot , M. J. Carson , V. A. Kudryavtsev , N. J. C. Spooner

There has been a growing interest in ultra-high purity, low-background NaI(Tl) crystals for dark matter direct searches. Past research indicates that zone refining is an efficient and scalable way to purify NaI. In particular, K and Rb --…

Instrumentation and Detectors · Physics 2021-08-04 Burkhant Suerfu , Frank Calaprice , Michael Souza

Fast neutrons are a large background to measurements of gamma-rays emitted from excited nuclei, such that detectors which can efficiently distinguish between the two are essential. In this paper we describe the separation of gamma-rays from…

Instrumentation and Detectors · Physics 2018-05-15 Y. Ashida , H. Nagata , Y. Koshio , T. Nakaya , R. Wendell