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Related papers: Radioactive contamination of SrI2(Eu) crystal scin…

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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)…

Instrumentation and Methods for Astrophysics · Physics 2019-07-29 Lee J. Mitchell , Bernard F. Phlips , J. Eric Grove , Theodore Finne , Mary Johnson-Rambert , W. Neil Johnson

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…

Instrumentation and Detectors · Physics 2017-09-18 H. J. Kim , Gul Rooh , Arshad Khan , H. Park , Sunghwan Kim

Barium fluoride (BaF$_2$) crystal scintillators are promising detectors to search for double beta decay processes in $^{130}$Ba ($Q_{2{\beta}}$ = 2619(3) keV) and $^{132}$Ba ($Q_{2{\beta}}$ = 844(1) keV). The $^{130}$Ba isotope is of…

Thallium-doped sodium iodide (NaI(Tl)) crystals are widely used in radiation detection applications, from gamma-ray spectroscopy to particle dark matter searches. However, if the crystal is exposed to relative humidity of even a few…

Instrumentation and Detectors · Physics 2022-11-16 Jinyoung Kim , Yujin Lee , Byoung-cheol Koh , Chang Hyon Ha , Byung Ju Park , In Soo Lee , Hyun Su Lee

Strontium iodide doped with europium is a new scintillator material being developed as an alternative to lanthanum bromide doped with cerium for use in high energy astrophysical detectors. As with all scintillators, the issue of…

Instrumentation and Detectors · Physics 2014-10-30 R. S. Perea , A. M. Parsons , M. Groza , D. Caudel , S. Nowicki , A. Burger , K. G. Stassun , T. E. Peterson

The radioactive contamination of a BaF$_2$ scintillation crystal with mass of 1.714 kg was measured over 101 hours in the low-background DAMA/R&D set-up deep underground (3600 m w.e.) at the Gran Sasso National Laboratories of INFN (LNGS,…

The radioactive contamination of ZnWO4 crystal scintillators has been measured deep underground at the Gran Sasso National Laboratory (LNGS) of the INFN in Italy with a total exposure 3197 kg x h. Monte Carlo simulation, time-amplitude and…

A measurement is reported for the response to charged particles of a liquid scintillator named EJ-335 doped with 0.5% gadolinium by weight. This liquid scintillator was used as the detection medium in a neutron detector. The measurement is…

Instrumentation and Detectors · Physics 2018-04-18 Qiang Du , Shin-Ted Lin , Han-Tao He , Shu-Kui Liu , Chang-Jian Tang , Li Wang , Henry T. Wong , Hao-Yang Xing , Qian Yue , Jing-Jun Zhu

The inorganic CsI(Tl) crystal scintillator is a candidate served as an anti-compton detector for China Dark matter EXperiment (CDEX). Studying the intrinsic radiopurity of CsI(Tl) crystal is an issue of major importance. The timing, energy…

Instrumentation and Detectors · Physics 2016-10-25 S. K. Liu , Q. Yue , S. T. Lin , Y. J. Li , C. J. Tang , H. T. Wong , H. Y. Xing , C. W. Yang , W. Zhao , J. J. Zhu

We have investigated the structural, electronic, and magnetic properties of the pyrochlore iridates Eu2Ir2O7 and Pr2Ir2O7 using a combination of resonant elastic x-ray scattering, x-ray powder diffraction, and resonant inelastic x-ray…

Scintillating crystal detector offers potential advantages in low-energy low-background experiments for particle physics and astrophysics. The GSO crystal is an interesting detector to explore for future neutrino physics experiments. The…

High Energy Physics - Experiment · Physics 2009-10-31 S. C. Wang , H. T. Wong , M. Fujiwara

Scintillating NaI(Tl) crystals are used for various rare decay experiments, such as dark matter searches. The hygroscopicity of NaI(Tl) crystal makes the construction of crystal detectors in these experiments challenging and requires a…

Instrumentation and Methods for Astrophysics · Physics 2020-01-08 J. Y. Lee , G. Adhikari , C. Ha , H. J. Kim , N. Y. Kim , S. K. Kim , Y. D. Kim , H. S. Lee

The inorganic crystal scintillator CsI(Tl) has been used for low energy neutrino and Dark Matter experiments, where the intrinsic radiopurity is an issue of major importance. Low-background data were taken with a CsI(Tl) crystal array at…

Nuclear Experiment · Physics 2011-07-19 Y. F. Zhu , TEXONO Collaboration

The crystal growth procedure and luminescence properties of pure and Eu$^{2+}$-doped BaBrI and SrBrI crystals are reported. Emission and excitation spectra were recorded under ultraviolet and vacuum ultraviolet excitations. The energy of…

Materials Science · Physics 2018-04-18 A. A. Shalaev , R. Shendrik , A. Myasnikova , A. Bogdanov , A. Rusakov , A. Vasilkovskyi

Activator impurities and their distribution in the host lattice play a key role in scintillation phenomena. Here a combination of cross-sectional noncontact atomic force microscopy (nc-AFM), X-ray photoelectron spectroscopy (XPS) and…

As low as possible radioactive contamination of a detector plays a crucial role to improve sensitivity of a double beta decay experiment. The radioactive contamination of a sample of $^{116}$CdWO$_4$ crystal scintillator by thorium was…

Europium-doped TlSr2I5 (TSI), a new high light yield scintillator for gamma-ray detection, has been grown by the vertical Bridgman method. A 12mm and 16mm diameter boules of TSI is grown in a two-zone vertical furnaces. Samples extracted…

Instrumentation and Detectors · Physics 2021-03-09 Rastgo Hawrami , Elsa Ariesanti

Zinc molybdate (ZnMoO4) single crystals were grown for the first time by the Czochralski method and their luminescence was measured under X ray excitation in the temperature range 85-400 K. Properties of ZnMoO4 crystal as cryogenic low…

Luminescence in Eu$^{2+}$ activated materials corresponds to a transition from an excited state where the lowest Eu 5$d$ level is filled with one electron (often called the (Eu$^{2+}$)$^*$ state) to the ground state with half-filled 4$f$…

Materials Science · Physics 2014-08-12 A. Chaudhry , R. Boutchko , S. Chourou , G. Zhang , N. Grønbech-Jensen , A. Canning

Single crystals of LiCaAlF6 undoped and Eu, Na co-doped were studied by electron paramagnetic resonance, radioluminescence and thermally stimulated luminescence techniques applied in a correlated manner. The undoped samples exposed to X-ray…

Materials Science · Physics 2022-02-01 M. Buryi , V. Laguta , V. Babin , J. Pejchal , M. Nikl , A. Yoshikawa
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