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Related papers: Characterization of Tl$_2$NaYCl$_6$:Ce Scintillati…

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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

The highly radiopure NaI(Tl) was developed to search for particle candidates of dark matter. The optimized methods were combined to reduce various radioactive impurities. The $^{40}$K was effectively reduced by the re-crystallization…

Gamma-ray and fast-neutron imaging was performed with a novel liquid xenon (LXe) scintillation detector read out by a Gaseous Photomultiplier (GPM). The 100 mm diameter detector prototype comprised a capillary-filled LXe…

Instrumentation and Detectors · Physics 2017-10-04 I. Israelashvili , A. E. C. Coimbra , D. Vartsky , L. Arazi , S. Shchemelinin , E. N. Caspi , A. Breskin

We present preliminary results of measurements of the quenching factor for Na recoils in NaI(Tl) at room temperature, made at a dedicated neutron facility at the University of Sheffield. Measurements have been performed with a 2.45 MeV…

Instrumentation and Detectors · Physics 2016-11-09 H. Chagani , P. Majewski , E. J. Daw , V. A. Kudryavtsev , N. J. C. Spooner

In order to understand the performance of the PARIS (Photon Array for the studies with Radioactive Ion and Stable beams) detector, detailed characterization of two individual phoswich (LaBr$_3$(Ce)-NaI(Tl)) elements has been carried out.…

The annual modulation of scintillation event rate observed by the DAMA/LIBRA experiment has been a long-standing controversy in the quest of the direct detection of dark matter. The effort to definitively confirm or refute the annual…

Instrumentation and Detectors · Physics 2020-03-04 Burkhant Suerfu , Masayuki Wada , Winston Peloso , Michael Souza , Frank Calaprice , Joshua Tower , Guido Ciampi

High energy X-ray telescope (HE) is one of the three instruments of Insight-HXMT(Hard X-ray Modulation Telescope) payload. The HE detector (HED) array is composed of 18 actively NaI(Tl)/CsI(Na) phoswich scintillators with a total geometric…

Luminescence characteristics of single crystals (SC), single crystalline films (SCF), powders and ceramics of YAlO_3 and YAlO_3:Ce have been studied at 4.2-300 K under photoexcitation in the 4-20 eV energy range and X-ray excitation. The…

Materials Science · Physics 2011-07-26 V. Babin , L. Grigorjeva , I. Kondakova , T. Kärner , V. V. Laguta , M. Nikl , K. Smits , S. Zazubovich , Yu. Zorenko

We demonstrate enhancement of X-ray excited optical luminescence in a 100-micron-thick diamond plate by introduction of defect states via electron beam irradiation and subsequent high-temperature annealing. The resulting X-ray…

Instrumentation and Detectors · Physics 2020-02-20 Stanislav Stoupin , Sergey Antipov , Alexander M. Zaitsev

Liquid xenon (LXe) is employed in a number of current and future detectors for rare event searches. We use the EXO-200 experimental data to measure the absolute scintillation and ionization yields generated by $\gamma$ interactions from…

NEXT is a new experiment to search for neutrinoless double beta decay using a 100 kg radio-pure high-pressure gaseous xenon TPC. The detector requires excellent energy resolution, which can be achieved in a Xe TPC with electroluminescence…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 L. M. P. Fernandes , E. D. C. Freitas , M. Ball , J. J. Gómez-Cadenas , C. M. B. Monteiro , N. Yahlali , D. Nygren , J. M. F. dos Santos

A CubeSat with a prototype scintillating detector with a sensitive volume of GAGG crystal is being developed with a possible launch date of 2025. Its purpose is to characterize the background signals that mimic the neutrino interaction that…

The $^{18}$Ne($\alpha$,$p$)$^{21}$Na reaction is thought to be one of the key breakout reactions from the hot CNO cycles to the rp-process in type I x-ray bursts. In this work, the resonant properties of the compound nucleus $^{22}$Mg have…

The study of the crystal scintillating detector (based on pure CsI) is proposed with the aim of use in future Dark Matter searches. The planned energy range of the recoil nuclei detection between 2 and 40 KeV allows to register neutralino…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. A. Akopdzhanov , A. M. Blick , A. V. Kozelov , V. S. Pogosov , V. I. Rykalin , M. M. Shapkin , O. G. Tchikilev

Gamma sources are routinely used to calibrate the energy scale and resolution of liquid scintillator detectors. However, non-scintillating material surrounding the source introduces energy losses, which may bias the determination of the…

Instrumentation and Detectors · Physics 2021-09-01 Feiyang Zhang , Rui Li , Jiaqi Hui , Jianglai Liu , Yue Meng , Yuanyuan Zhang

The dark matter search project by means of ultra high purity NaI(Tl) scintillator is now underdevelopment. An array of large volume NaI(Tl) detectors whose volume is 12.7 cm$\phi\times$12.7 cm is applied to search for dark matter signal. To…

A systematic study is conducted to understand the coincident resolving time (CRT) for a pair of Lutetium-yttrium oxyorthosilicate (LYSO) and the plastic scintillation detector bars under the Geant4 framework. Crystals are coupled to a…

Instrumentation and Detectors · Physics 2025-10-17 Davinder Siwal , P. K. Mohanty , D. Bose , A. Jain

In germanium-based light detectors for scintillating bolometers, a SiO$_2$ anti-reflective coating is often applied on the side of the germanium wafer exposed to light with the aim to improve its light collection efficiency. In this paper,…

Instrumentation and Detectors · Physics 2015-06-12 J. W. Beeman , A. Gentils , A. Giuliani , M. Mancuso , G. Pessina , O. Plantevin , C. Rusconi

Early electron tunneling experiments with the Tl2Ba2CaCu2O8 measured \Delta = 16-28 meV, while bulk optical experiments measured \Delta = 43-45 meV. We report new tunneling measurements of Tl2Ba2CaCu2O8 single crystals and c-axis oriented…

Superconductivity · Physics 2007-05-23 Daniel Mazur , J. F. Zasadzinski , K. E. Gray , Y. C. Ma , N. L. Wang , S. L. Yan