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Scintillation at cryogenic temperatures can give rise to detectors with particle discrimination for rare-event searches such as dark matter detection. We present time-resolved scintillation studies of Caesium Iodide (CsI) under excitation…

Instrumentation and Detectors · Physics 2018-06-18 Michael Clark , Patrick Nadeau , Shane Hills , Christophe Dujardin , Philippe Di Stefano

Previous studies showed that CsI(Na) crystals have significantly different waveforms between alpha and gamma scintillations. In this work, the light yield and PSD capability of CsI(Na) scintillators as a function of the temperature down to…

Instrumentation and Detectors · Physics 2017-01-19 Xuan Zhang , Xilei Sun , Junguang Lu , Pin Lv

Applications that utilize scintillation detectors at low temperatures are growing in number. Many of these require materials with high light yield and a fast response. Here we report on the low-temperature characterisation of ZnSe doped…

Instrumentation and Detectors · Physics 2021-08-02 S. Galkin , I. Rybalka , L. Sidelnikova , A. Voloshinovskii , H. Kraus , V. Mykhaylyk

The scintillation characteristics of 1 g undoped CsI crystal were studied by directly coupling two silicon photomultipliers(SiPMs) over a temperature range from room temperature to 86 K. The scintillation decay time and light output were…

Instrumentation and Detectors · Physics 2025-08-01 W. K. Kim , H. Y. Lee , K. W. Kim , Y. J. Ko , J. A. Jeon , H. J. Kim , H. S. Lee

We report on the scintillation characterization of a 1 cm^3 CsI(Tl) crystal coupled to a 6 x 6 mm^2 SiPM read out with a custom transimpedance amplifier at cryogenic temperatures. The crystal was prepared with optical-grade surfaces and…

Instrumentation and Detectors · Physics 2025-11-19 M. Mirzakhani , R. Mahapatra , M. Platt

We investigated the thermal stability of scintillation and the luminescence performances of (La, Gd)${}_{2}$Si${}_{2}$O${}_{7}$ single crystals at various Ce concentrations. We prepared (La${}_{0.25-x}$, Ce${}_{x}$,…

Studies of the X-ray luminescence and scintillation properties of a SrMoO4 crystal as function of temperature down to T=10 K have been carried out. The luminescence in SrMoO4 is quenched at room temperature, but below T<200 K the crystal…

Instrumentation and Detectors · Physics 2015-08-12 V. B. Mikhailik , Yu. Elyashevskyi , H. Kraus , H. J. Kim , V. Kapustianyk , M. Panasyuk

The bright scintillation of pure CsI operated at liquid-nitrogen temperature makes of this material a promising dark matter and neutrino detector. We present the first measurement of its quenching factor for nuclear recoils. Our findings…

Instrumentation and Detectors · Physics 2021-07-21 C. M. Lewis , J. I. Collar

An increasing number of applications of scintillators at low temperatures, particularly in cryogenic experiments searching for rare events, has motivated the investigation of scintillation properties of materials over a wide temperature…

Nuclear Experiment · Physics 2010-03-16 V. B. Mikhailik , H. Kraus

Scintillation characteristics of a thallium doped sodium iodide (NaI(Tl)) crystal with a dimension of 0.6 x 0.6 x 2 cm3 are studied by attaching a silicon photomultiplier (SiPM) direct to the crystal over a temperature range from 93 to 300…

Instrumentation and Detectors · Physics 2022-03-02 H. Y. Lee , J. A. Jeon , K. W. Kim , W. K. Kim , H. S. Lee , M. H. Lee

CryoCsI, the proposed prototype, is a cryogenic undoped CsI scintillating detector, which has a much lower energy threshold potentially down to 0.5 keV$_{nr}$ compared to the doped CsI. This enhanced sensitivity of CryoCsI allows for the…

Instrumentation and Detectors · Physics 2024-05-31 Keyu Ding

In this study, we comprehensively characterized and optimized a cryogenic pure CsI (pCsI) detector. We utilized a {$\SI{2}{cm}\times\SI{2}{cm}\times\SI{2}{cm}$} cube crystal coupled with a HAMAMATSU R11065 photomultiplier tube, achieving a…

Instrumentation and Detectors · Physics 2025-03-25 Chenguang Su , Qian Liu , Linqquan Kong , Shi Chen , Kimiya Moharrami , Yangheng Zheng , Jin Li

Monochromatic neutron emissions from photonuclear sources $^{88}$Y/Be and $^{124}$Sb/Be are employed to obtain the response of pure (undoped) cesium iodide at 80 K. The use of a low-noise, high-quantum-efficiency avalanche photodiode in…

Instrumentation and Detectors · Physics 2025-12-11 J. I. Collar , C. M. Lewis , A. Simón , S. G. Yoon

It is a familiar fact that the total measured light yield of NaI (Tl) detectors is a nonlinear function of temperature. Here we present new experimental data for the temperature behavior of doped NaI(Tl) scintillators that instead shows a…

Instrumentation and Detectors · Physics 2009-08-05 K. D. Ianakiev , B. S. Alexandrov , P. B. Littlewood , M. C. Browne

Scintillators attract wide research interest for their distinct applications in radiation detection. Elpasolite halides are among the most promising scintillators due to their high structural symmetry and good scintillation performance.…

Materials Science · Physics 2016-03-02 Hua Wei , Mao-Hua Du , Luis Stand , Zhao Zhao , Honglin Shi , Mariya Zhuravleva , Charles L. Melcher

The spectral and kinetic properties of intrinsic luminescence from (Y$_2$Sc$_1$)$_{0.(3)}$(Sc)[Si]O$_5$ crystal are studied. The emission is excited by electrons and gamma-quanta. The composition (Y$_2$Sc$_1$)$_{0.(3)}$(Sc)[Si]O$_5$ is the…

In prospect of its application in cryogenic rare-event searches, we have investigated the low-temperature scintillation properties of CaWO4 crystals down to 3.4 K under {\alpha} and {\gamma} excitation. Concerning the scintillation decay…

Cryogenic detectors have a long history of success in the field of rare event searches. In particular scintillating calorimeters are very suitable detectors for this task since they provide particle discrimination: the simultaneous…

$Cs_2LiYCl_6:Ce^{3+}$ (CLYC) is an inorganic scintillator that has recently garnered attention for its ability to detect and discriminate between gammas and thermal neutrons. We investigate several important performance parameters of three…

Instrumentation and Detectors · Physics 2016-11-01 Katherine E. Mesick , Laura C. Stonehill , Jonathan T. Morrell , Daniel D. S. Coupland

A new comprehensive study on the Cs${_2}$ZrCl${_6}$ (CZC) crystal scintillating properties under different types of irradiation was performed over a wide temperature range from 5 to 300 K. The light yield (LY) at room temperature (RT),…

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