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相关论文: Enhanced time response of 1-in. LaBr3(Ce) crystals…

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LaBr3:Ce crystals have good scintillation properties for X-ray spectroscopy. Initially, they were introduced for radiation imaging in medical physics with either a photomultiplier or SiPM readout, and they found extensive applications in…

仪器与探测器 · 物理学 2023-11-29 M. Bonesini , R. Bertoni , A. Abba , F. Caponio , M. C. Prata , M. Rossella

The properties of large volume cylindrical 3.5 x 8 inches (89 mm x 203 mm) LaBr3:Ce scintillation detectors coupled to the Hamamatsu R10233-100SEL photo-multiplier tube were investigated. These crystals are among the largest ones ever…

This study aims to provide an accurate estimation of the intrinsic resolution of LaBr$_3$(Ce) crystal through a combination of experimental and simulation methods. We re-analyzed the data from previous Wide-Angle Compton Coincidence (WACC)…

仪器与探测器 · 物理学 2025-01-06 Pei-Yi Feng , Xi-Lei Sun , Zheng-Hua An , Cheng-Er Wang , Da-Li Zhang , Xin-Qiao Li , Chao Zheng , Shao-Lin Xiong , Hong Lu

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

Using highly monochromatic synchrotron X-rays in the energy range from 10.5 keV to 100 keV the temperature dependence of nonproportionality and energy resolution of LaBr3 scintillators doped with 5% Ce3+ were studied at 80K, 295K, and 450K.…

材料科学 · 物理学 2011-05-25 Ivan V. Khodyuk , Mikhail S. Alekhin , Johan T. M. de Haas , Pieter Dorenbos

Localisation of gamma-ray interaction points in monolithic scintillator crystals can simplify the design and improve the performance of a future Compton telescope for gamma-ray astronomy. In this paper we compare the position resolution of…

天体物理仪器与方法 · 物理学 2017-01-20 Alexei Ulyanov , Oran Morris , Oliver J. Roberts , Isaac Tobin , Lorraine Hanlon , Sheila McBreen , David Murphy , Nick Nelms , Brian Shortt

We report the scintillation and timing performance of a new developed 200 * 20 mm * 20 mm large size barium fluoride crystal doped with 3at% yttrium (BaF2:Y) to enhance the application for high time resolution. This doping effectively…

The applicability of LaBr3:Ce detectors for high count rate {\gamma}-ray spectroscopy is investigated. A 3"x3" LaBr3:Ce detector is used in a test setup with radioactive sources to study the dependence of energy resolution and photo peak…

仪器与探测器 · 物理学 2012-06-11 B. Löher , D. Savran , E. Fiori , M. Miklavec , N. Pietralla , M. Vencelj

Compact X-rays detectors made of 1/2 inch Ce:LaBr3 crystals of cubic shape with SiPM array readout have been developed for the FAMUexperiment at RIKEN-RAL, to instrument regions of difficult access. Due to the high photon yield of Ce:LaBr3…

The GECAM series of satellites utilize LaBr3(Ce), LaBr3(Ce,Sr), and NaI(Tl) crystals as sensitive materials for gamma-ray detectors (GRDs). To investigate the non-linearity in the detection of low-energy gamma rays and address errors in the…

Compact X-rays detectors made of 1/2" or 1" :LaBr3:Ce crystals of cubic shape with SiPM array readout have been developed for the FAMU experiment at RIKEN-RAL. The aim is a precise measurement of the proton Zemach radius with incoming…

仪器与探测器 · 物理学 2022-11-10 M. Bonesini , R. Benocci , R. Bertoni , A. Menegolli , M. Prata , M. Rossella , R. Rossini

The nonproportional scintillation response of LaBr3 doped with 5% Ce3+ and of LaCl3 doped with 10% Ce3+ was measured using highly monochromatic synchrotron irradiation. To estimate the photon response, pulse height spectra at many finely…

材料科学 · 物理学 2011-03-18 Ivan V. Khodyuk , Pieter Dorenbos

The response of a scintillation detector with a cylindrical 1.5-inch LaBr3:Ce crystal to incident neutrons has been measured in the energy range En = 2-12 MeV. Neutrons were produced by proton irradiation of a Li target at Ep = 5-14.6 MeV…

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

A new particle detector with sub-nanosecond time resolution capable of working in high-rate environment (rate capability of the order of $MHz/ cm^2$) is under developmnet. Semiconductive electrodes with resistivity $\rho$ up to $10^8…

A high-granularity crystal calorimeter (HGCCAL) has been proposed for the future Circular Electron Positron Collider (CEPC). This study investigates the time resolution of various crystal - Silicon Photomultiplier (SiPM) detection units for…

仪器与探测器 · 物理学 2025-03-24 Zhiyu Zhao , Dejing Du , Yong Liu , Jiyuan Chen , Junfeng Chen , Fangyi Guo , Shu Li , Baohua Qi

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.…

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

LaBr3:Ce crystals, with photomultiplier or single SiPM readout (up to 3x3 mm$^2$) have been introduced for radiation imaging in medical physics. An R&D was pursued with 1/2" and 1" LaBr3:Ce crystals, from different producers, to realize…

仪器与探测器 · 物理学 2022-02-18 M. Bonesini , R. Bertoni , R. Benocci , M. Clemenza , R. Mazza , A. deBari , A. Menegolli , M. Prata , M. Rossella

Time- and angle-resolved photoemission spectroscopy is a powerful probe of electronic band structures out of equilibrium. Tuning time and energy resolution to suit a particular scientific question has become an increasingly important…

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