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Observations of pulsar scintillation are among the few astrophysical probes of very small-scale ($\lesssim$ au) phenomena in the interstellar medium (ISM). In particular, characterization of scintillation arcs, including their curvature and…

High Energy Astrophysical Phenomena · Physics 2023-11-28 S. K. Ocker , J. M. Cordes , S. Chatterjee , D. R. Stinebring , T. Dolch , V. Pelgrims , J. W. McKee , C. Giannakopoulos , D. J. Reardon

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…

Instrumentation and Detectors · Physics 2025-02-24 Zeyu Huang , Jing Zhang , Shiming Zou , Mingkuan Yuan , Jiawei Xu , Xiyang Wang , Shiqing Xie , Jinhui Chen , Junfeng Chen , Xiaolong Wang

The method of pulse-shape analysis (PSA) for particle identification (PID) was applied to a double-sided silicon strip detector (DSSD) with a strip pitch of 300 \{mu}m. We present the results of test measurements with particles from the…

Nuclear Experiment · Physics 2011-02-02 M. von Schmid , P. Egelhof , V. Eremin , R. Gernhäuser , T. Kröll , M. Mutterer , N. Pietralla , B. Streicher , M. Weber

Cadmium tungstate crystal scintillators enriched in $^{116}$Cd to 82% ($^{116}$CdWO$_4$, total mass of $\approx$1.2 kg) are used to search for 2$\beta$ decay of $^{116}$Cd deep underground at the Gran Sasso National Laboratory of the INFN…

At the exit surface of a photonic crystal, the intensity of the diffracted wave can be periodically modulated, showing a maximum in the "positive" (forward diffracted) or in the "negative" (diffracted) direction, depending on the slab…

Optics · Physics 2009-11-13 S. Savo , E. Di Gennaro , C. Miletto , A. Andreone , P. Dardano , L. Moretti , V. Mocella

An aboveground 60-kg reactor-antineutrino detector prototype, comprised of a 2-dimensional array of 36 $^{6}$Li-doped pulse shape sensitive plastic scintillator bars, is described. Each bar is 50~cm long with a square cross section of…

We have developed a detector, consisting of a cryogenic calorimeter with a scintillating crystal as absorber, and a second calorimeter for the detection of the scintillation light, both operated at 12 mK. Using a CaWO4 crystal with a mass…

Instrumentation and Detectors · Physics 2009-10-31 P. Meunier , M. Bravin , M. Bruckmayer , S. Giordano , M. Loidl , O. Meier , F. Proebst , W. Seidel , M. Sisti , L. Stodolsky , S. Uchaikin , L. Zerle

Cs$_2$LiLaBr$_6$:Ce$^{3+}$ (CLLB) is an elpasolite scintillator that offers excellent linearity and gamma-ray energy resolution and sensitivity to thermal neutrons with the ability to perform pulse-shape discrimination (PSD) to distinguish…

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

ZnMoO$_4$ scintillators with a mass of $\sim$ 0.3 kg, as well as Zn$^{100}$MoO$_4$ crystals enriched in the isotope $^{100}$Mo were produced for the first time by using the low-thermal-gradient Czochralski technique. The optical and…

Instrumentation and Detectors · Physics 2015-07-17 Dmitry Chernyak

Purpose: A diode EDGE Detector with a newly designed electrometer has been characterized for use in an UHDR electron beam and demonstrated appropriateness for UHDR FLASH radiotherapy dosimetry. Methods: Dose linearity, mean dose rate, and…

The precision measurement of the $\beta-$spectrum shape for $^{210}$Bi (historically RaE) have been performed with a spectrometer based on semiconductor Si(Li) detector. This first forbidden non-unique transition has the transition…

Pulsar scintillation observations have revealed ubiquitous discrete scintillation screens in the interstellar medium. A major obstacle in identifying the nature of these screens is the uncertainty in their distances, which prevents precise…

Astrophysics of Galaxies · Physics 2026-01-26 Yuanshang Huang , Xun Shi , Jumei Yao , Weiwei Zhu , Yonghua Xu

Light pulses propagating through ZnO undergo distortions caused by both bound and free excitons. Numerous lines of bound excitons dissect the pulse and induce slowing of light around them, to the extend dependent on their nature.…

We report long-term scintillation observations of 18 pulsars in the DM range 3-35 pc cm^{-3} carried out during 1993-1995 using the Ooty Radio Telescope at 327 MHz. These observations were made with the aim of studying refractive effects in…

Astrophysics · Physics 2009-10-31 N. D. Ramesh Bhat , A. Pramesh Rao , Yashwant Gupta

We operated a PbMoO$_4$ scintillating cryogenic detector of 570 g, produced with archaeological lead. This compound features excellent low temperature characteristics in terms of light yield, 12 keV/MeV for $\beta/\gamma$ interactions, and…

Instrumentation and Detectors · Physics 2020-02-17 L. Pattavina , S. Nagorny , S. Nisi , L. Pagnanini , G. Pessina , S. Pirro , C. Rusconi , K. Schaeffner , V. N. Shlegel , V. N. Zhdankov

A digital pulse shape discrimination system based on a programmable module NI-5772 has been established and tested with EJ-301 liquid scintillation detector. The module was operated by means of running programs developed in LabVIEW with the…

Instrumentation and Detectors · Physics 2015-12-09 Bo Wan , Xueying Zhang , Liang Chen , Honglin Ge , Fei Ma , Hongbin Zhang , Yongqin Ju , Yanbin Zhang , Yanyan Li , Xiaowei Xu

The CDEX (China Dark matter Experiment) now deploys ~10 kg pPCGe (p-type Point Contact Germanium) detectors in CJPL (China Jinping Underground Laboratory). It aims to detect rare events such as dark matter and 0vbb (neutrinoless double beta…

Instrumentation and Detectors · Physics 2020-10-26 Jinfu Zhu , Tao Xue , Liangjun Wei , Jianmin Li

The scintillation yields of ZnWO$_4$ crystals change depending on the incident direction of particles. This property can be used as a direction-sensitive dark matter detector. So, we investigated the ZnWO$_4$ light yields ratio of…

Instrumentation and Detectors · Physics 2020-01-08 Juan W. Pedersen , Hiroyuki Sekiya , Koichi Ichimura

Double beta processes in 64-Zn, 70-Zn, 180-W, and 186-W have been searched for with the help of large volume (0.1-0.7 kg) low background ZnWO4 crystal scintillators at the Gran Sasso National Laboratories of the INFN. Total time of…