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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…

Instrumentation and Detectors · Physics 2017-03-08 H. J. Kim , Gul Rooh , Arshad Khan , Sunghwan Kim

The Carnegie-Irvine Galaxy Survey (CGS) is a comprehensive investigation of the physical properties of a complete, representative sample of 605 bright (B_T <= 12.9 mag) galaxies in the southern hemisphere. This contribution describes the…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 Zhao-Yu Li , Luis C. Ho , Aaron J. Barth , Chien Y. Peng

We present a new metric that uses the spectral curvature (SC) above 10 keV to identify Compton-thick AGN in low-quality Swift BAT X-ray data. Using NuSTAR, we observe nine high SC-selected AGN. We find that high-sensitivity spectra show the…

We analyse a large number ($> 500$) pointed RXTE observations of Cyg X-1 and model the spectrum of each one. A subset of the observations for which there is simultaneous reliable measure of the hardness ratio by the All Sky Monitor, shows…

Solar and Stellar Astrophysics · Physics 2015-06-04 Rizwan Shahid , R. Misra , S. N. A. Jaaffrey

Silicon quantum devices are maturing from academic single- and two-qubit devices to industrially-fabricated dense quantum-dot (QD) arrays, increasing operational complexity and the need for better pulsed-gate and readout techniques. We…

We report on the development of the thallium-doped cesium iodide (CsI:Tl) calorimeter subsystem for the All-Sky Medium-Energy Gamma-ray Observatory (AMEGO) [1]. The CsI:Tl calorimeter is one of the three main subsystems that comprise the…

Instrumentation and Detectors · Physics 2019-01-18 Richard S. Woolf , J. Eric Grove , Bernard F. Phlips , Eric A. Wulf

The Compact Linear Collider (CLIC) is a mature option for a future electron-positron collider operating at centre-of-mass energies of up to 3 TeV. It incorporates a novel two-beam acceleration technique offering accelerating gradient of up…

High Energy Physics - Experiment · Physics 2022-09-21 Jan Klamka

Following a recently manifested guide of how to team up infrared transparency and high electrical conductivity within semimetal materials [C. Cui $et$ $al.$ Prog. Mater. Sci. 2023, 136, 101112], we evaluate an applicability of the calcium…

Electrons floating on the surface of liquid helium are possible qubits for quantum information processing. Varying electric potentials do not modify spin states, which allows their transport on helium using a charge-coupled device…

Other Condensed Matter · Physics 2009-11-11 G. Sabouret , S. A. Lyon

The expected increase of total integrated luminosity by a factor of ten at the HL-LHC compared to the design goals for LHC essentially eliminates the safety factor for radiation hardness realized at the current cold amplifiers of the ATLAS…

Instrumentation and Detectors · Physics 2019-08-13 Martin Nagel

A large 4$\pi$ array of charged particle detectors has been developed at Variable Energy Cyclotron Centre to facilitate high resolution charged particle reaction and spectroscopy studies by detecting event-by-event the charged reaction…

Nonlinear second harmonic optical activity of graphene covering a gold photon sieve was determined for different polarizations. The photon sieve consists of a subwavelength gold nanohole array placed on glass. It combines the benefits of…

Mesoscale and Nanoscale Physics · Physics 2016-01-14 Michael Lobet , Michael Sarrazin , Francesca Cecchet , Nicolas Reckinger , Alexandru Vlad , Jean-François Colomer , Dan Lis

In this study, we comprehensively characterized and optimized a cryogenic pure CsI (pCsI) detector. We utilized a {$\SI{2}{cm}\times\SI{2}{cm}\times\SI{2}{cm}$} cube crystal coupled with a HAMAMATSU R11065 photomultiplier tube, achieving a…

Instrumentation and Detectors · Physics 2025-03-25 Chenguang Su , Qian Liu , Linqquan Kong , Shi Chen , Kimiya Moharrami , Yangheng Zheng , Jin Li

The ALICE HMPID (High Momentum Particle IDentification) detector has been designed to identify charged pions and kaons in the range 1 < p < 3 GeV/c and protons in the range 1.5 < p < 5 GeV/c. It consists of seven identical proximity…

Instrumentation and Detectors · Physics 2009-11-18 Giacomo Volpe

The replacement of the existing endcap calorimeter in the Compact Muon Solenoid (CMS) detector for the high-luminosity LHC (HL-LHC), scheduled for 2027, will be a high granularity calorimeter. It will provide detailed position, energy, and…

There is a growing interest in astrophysics to fill in the observational gamma-ray MeV gap. We, therefore, developed a CsI:Tl calorimeter prototype as a subsystem to a balloon-based Compton and Pair-production telescope known as ComPair.…

We report the direct detection of gamma-ray emission from the Galactic center in the 150-600 keV band using the electron-tracking Compton camera (ETCC), which has a wide field of view of 3.1 sr. This represents the first application of this…

High Energy Astrophysical Phenomena · Physics 2026-05-12 Tomonori Ikeda , Toru Tanimori , Atsushi Takada , Taito Takemura , Kei Yoshikawa , Yuta Nakamura , Ken Onozaka , Mitsuru Abe , Yoshitaka Mizumura

Radio interferometers designed to measure the cosmological 21 cm power spectrum require high sensitivity. Several modern low-frequency interferometers feature drift-scan antennas placed on a regular grid to maximize the number of…

Instrumentation and Methods for Astrophysics · Physics 2018-02-19 Yunfan Gerry Zhang , Adrian Liu , Aaron R. Parsons

This paper is the first report describing how the concentrations of silicon and boron govern the cryogenic scintillation properties of n-type GaAs. It shows that valence band holes are promptly trapped on radiative centers and then combine…