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相关论文: Thallium Strontium Iodide: A High Efficiency Scint…

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Nuclear and high energy physics research has a need for new, high performance scintillators with high light yields; high densities, fast decay times, and are radiation hard. In this paper we present crystal growth and results from 16-mm…

仪器与探测器 · 物理学 2021-05-03 R. Hawrami , E. Ariesanti , A. Burger , H. Parkhe

TlSr2I5: Eu2+ is a newly discovered scintillator and show promising scintillation properties for X- and {\gamma}-rays spectroscopy applications. Two zones vertical Bridgman technique is used for the growth of this scintillator. Luminescence…

仪器与探测器 · 物理学 2017-09-18 H. J. Kim , Gul Rooh , Arshad Khan , H. Park , Sunghwan Kim

In this study we present our preliminary report on the scintillation properties of new Ce-doped Tl2LaBr5 single crystal. Two zones vertical Bridgman technique is used for the growth of this compound. Pure and Ce-doped samples showed maximum…

仪器与探测器 · 物理学 2017-03-08 H. J. Kim , Gul Rooh , Arshad Khan , Sunghwan Kim

Scintillation properties of the new Tl2LaCl5: xCe3+ where x = 0, 0.5, 1 and 10 mole % (TLC: Ce3+) single crystals are presented. Two zones vertical Bridgman technique is used for the growth of this scintillation material. High Z-number (79)…

材料科学 · 物理学 2017-04-05 H. J. Kim , Gul Rooh , Sunghwan Kim

Scintillators play an important role in radiation detection and imaging. Thallium-doped cesium iodide (CsI:Tl) and sodium iodide (NaI:Tl) are two of the major scintillators that have been used for many applications for many decades. In this…

仪器与探测器 · 物理学 2021-06-22 R. Hawrami , A. Farsoni , H. Sabet , D. Szydel

Scintillators cover an important wide range of applications in detection and imaging. In this paper we are presenting growth and performance results of several advanced large diameter thallium-based ternary halide crystals are presented.…

仪器与探测器 · 物理学 2023-09-14 Rastgo Hawrami

The Strontium Iodide Radiation Instrument (SIRI) is a single detector, gamma-ray spectrometer designed to space-qualify the new scintillation detector material europium-doped strontium iodide (SrI2:Eu) and new silicon photomultiplier (SiPM)…

天体物理仪器与方法 · 物理学 2019-07-29 Lee J. Mitchell , Bernard F. Phlips , J. Eric Grove , Theodore Finne , Mary Johnson-Rambert , W. Neil Johnson

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…

仪器与探测器 · 物理学 2022-03-02 H. Y. Lee , J. A. Jeon , K. W. Kim , W. K. Kim , H. S. Lee , M. H. Lee

In this study, we report on the growth of ternary caesium lithium iodide ($Cs_2Li_3I_5$, CLI) bulk crystals, both undoped and doped with thallium (Tl) and indium (In), using the miniaturised vertical Bridgman method (mVB). X-ray Powder…

The scintillation light output of a pure and a Thallium doped Sodium Iodide (NaI) crystal under irradiation with 5.486MeV \alpha -particles has been measured over a temperature range from 1.7K to 300K. Estimates of the decay time constant…

仪器与探测器 · 物理学 2012-12-06 C. Sailer , B. Lubsandorzhiev , C. Strandhagen , J. Jochum

0.5%, 1%, 3% and 5% Ce-concentration single crystals of Tl2LiLuCl6 were grown from the melt using two zone vertical Bridgman technique. X-ray induced emission spectra showed Ce3+ emission between 370 nm and 540 nm wavelength range. Energy…

材料科学 · 物理学 2017-04-26 Gul Rooh , H. J. Kim , Jonghoon Jang , Sunghwan Kim

In this paper the growth of a 16mm diameter Ce-doped Tl$_2$NaYCl$_6$ and its characterization as a gamma-ray detector are reported. With a 16 mm dia. x 8 mm cylindrical sample, energy resolution of 4.1% (FWHM) at 662 keV and light yield of…

仪器与探测器 · 物理学 2021-05-19 R. Hawrami , E. Ariesanti , A. Burger

A NaI(Tl) detector array called DALI2 (Detector Array for Low Intensity radiation 2) has been constructed for in-beam $\gamma$-ray spectroscopy experiments with fast radioactive isotope (RI) beams. It consists typically of 186 NaI(Tl)…

核实验 · 物理学 2014-07-30 S. Takeuchi , T. Motobayashi , Y. Togano , M. Matsushita , N. Aoi , K. Demichi , H. Hasegawa , H. Murakami

The first domestic inorganic scintillator CLYC was grown in Beijing Glass Research Instituteusing the vertical Bridgman method. In this work, we evaluated the performance of this new CLYC crystal in terms of gamma-ray energy resolution and…

仪器与探测器 · 物理学 2016-09-01 Li Kui-Nian , Zhang Xian-Peng , Gui Qiang , Jin Peng , Tian Geng

Scintillation light from gamma ray irradiation in liquid xenon is detected by two Hamamatsu R9288 photomultiplier tubes (PMTs) immersed in the liquid. UV light reflector material, PTFE, is used to optimize the light collection efficiency.…

仪器与探测器 · 物理学 2008-11-26 K. Ni , E. Aprile , K. L. Giboni , P. Majewski , M. Yamashita

A high light yield calcium iodide (CaI2) scintillator is being developed for an astroparticle physics experiments. This paper reports scintillation performance of calcium iodide (CaI2) crystal. Large light emission of 2.7 times that of…

仪器与探测器 · 物理学 2020-03-18 Takashi Iida , Kei Kamada , Masao Yoshino , Kyoung Jin Kim , Koichi Ichimura , Akira Yoshikawa

This article describes the crystal selection and quality control utilized to develop and calibrate a high resolution array of CsI(TI) scintillator crystals for the detection of energetic charged particles. Alpha sources are used to test the…

A thin (0.05cm) and wide area (5cmX5cm) NaI(Tl) scintillator was developed. The performance of the thin NaI(Tl) plate, energy resolution, single photoelectron energy and position sensitivity were tested. An excellent energy resolution of…

SIRI-2 is a collection of Strontium Iodide gamma-ray detectors sensitive at approximately 400 keV to 10 MeV, launched on the Department of Defense's STPSat-6 to geosynchronous orbit. SIRI-2 detected the gamma-ray burst (GRB) 221009A and,…

高能天体物理现象 · 物理学 2024-12-13 Lee J. Mitchell , Justin D. Finke , Bernard Phlips , W. Neil Johnson , Emily Kong

Prototype of gamma ray detector based on Micro Pixel Avalanche Photodiodes (MAPD) with high pixel density 15000 pixel/$mm^2$, optically coupled to Lutetium Fine Silicate (LFS) scintillator has been developed. The detection performance…

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