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The radiation hardness of passive CMOS pixel sensors fabricated in 150 nm LFoundry technology is investigated. CMOS process lines are especially of interest for large-scale silicon detectors as they offer high production throughput at…

We present the design and characterization of a large-area Cryogenic PhotoDetector (CPD) designed for active particle identification in rare event searches, such as neutrinoless double beta decay and dark matter experiments. The detector…

The known direction of motion of dark matter particles relative to the Earth may be a key for their unambiguous identification even in the presence of backgrounds. We describe a prototype detector that is able to reconstruct direction…

High-energy (>20keV) X-ray photon detection at high quantum yield, high spatial resolution and short response time has long been an important area of study in physics. Scintillation is a prevalent method but limited in various ways.…

Instrumentation and Detectors · Physics 2020-09-02 Eldred Lee , Michael R. James , Kaitlin M. Anagnost , Zhehui Wang , Eric R. Fossum , Jifeng Liu

We have realized a compact optical particle counter utilizing enhancement of light scattering within a high finesse Fabry-Perot optical cavity. In contrast to laser-based approaches such as cavity ringdown spectroscopy we use the light…

We have made the first observation of a charged particle beam by means of its electro-optical effect on the polarization of laser light in a LiNbO3 crystal. The modulation of the laser light during the passage of a pulsed electron beam was…

High Energy Physics - Experiment · Physics 2009-10-31 Y. K. Semertzidis , V. Castillo , L. Kowalski , D. E. Kraus , R. Larsen , D. M. Lazarus , B. Magurno , D. Nikas , C. Ozben , T. Srinivasan-Rao , T. Tsang

Plastic scintillation detectors for Time-of-Flight (TOF) measurements are almost essential for event-by-event identification of relativistic rare isotopes. In this work, a pair of plastic scintillation detectors of 50 $\times$ 50 $\times$…

Plastic scintillator detectors with three-dimensional granularity and sub-nanosecond time resolution offer simultaneous particle tracking, identification, and calorimetry. However, scaling to larger volumes and finer segmentation poses…

Instrumentation and Detectors · Physics 2024-12-31 Umut Kose

This paper presents the design and results of detailed tests of a CMOS active pixel chip for charged particle detection with in-pixel charge storage for correlated double sampling and readout in rolling shutter mode at frequencies up to 25…

Instrumentation and Detectors · Physics 2016-11-17 Marco Battaglia , Jean-Marie Bussat , Devis Contarato , Peter Denes , Piero Giubilato , Lindsay E. Glesener

We consider using optomechanical accelerometers as resonant detectors for ultralight dark matter. As a concrete example, we describe a detector based on a silicon nitride membrane fixed to a beryllium mirror, forming an optical cavity. The…

Quantum Physics · Physics 2021-02-17 Jack Manley , Mitul Dey Chowdhury , Daniel Grin , Swati Singh , Dalziel J. Wilson

The measurement of sparticle masses in the Minimal Supersymmetric Standard Model at the LHC is analysed, in the scenario where the lightest neutralino decays into three quarks. Such decays, occurring through the baryon-number violating…

High Energy Physics - Phenomenology · Physics 2011-07-19 B. C. Allanach , A. J. Barr , L. Drage , C. G. Lester , D. Morgan , M. A. Parker , P. Richardson B. R. Webber

Opaque detectors are a recently proposed novel detector concept where an opaque scintillator aligned with wavelength-shifting fibers is used to enable the discrimination of electron neutrinos and antineutrinos with a rather low energy…

Instrumentation and Detectors · Physics 2020-07-31 Jian Tang , Sampsa Vihonen , TseChun Wang

POLAR-2 is a next-generation space astronomy platform led by China, with its core scientific objective focused on high-precision polarization measurements of gamma-ray bursts. As one of its key payloads, the Low-energy Polarization Detector…

Instrumentation and Methods for Astrophysics · Physics 2025-11-25 Li-rong Xie , Shi-Qiang Zhou , Di-Fan Yi , Huan-Bo Feng , Zhu-Ke Feng , Dong Wang , Chao-song Gao , En-Wei Liang , Xiang-Ming Sun , Hong-Bang Liu

We present the use of a low background counting facility, equipped with a p-type 80% relative efficiency HPGe detector, protected by active and passive shielding, and large enough to count a 10" photo-multiplier tube (PMT). A GEANT4…

Instrumentation and Detectors · Physics 2011-01-21 M. Fechner , C. Henson , J. Gaffiot , T. Lasserre , A. Letourneau , D. Lhuillier , G. Mention , Th. A. Mueller , R. Quéval , R. Svoboda

Solid-state phonon and charge detectors probe the scattering of weakly interacting particles, such as dark matter and neutrinos, through their low recoil thresholds. Recent advancements have pushed sensitivity to eV-scale energy…

A detector material or configuration that can provide an unambiguous indication of neutron capture can substantially reduce random coincidence backgrounds in antineutrino detection and capture-gated neutron spectrometry applications. Here…

Instrumentation and Detectors · Physics 2015-05-28 P. Nelson , N. S. Bowden

The detectors based on the liquid scintillator (LS) monitored by an array of photo-multiplier tubes (PMT) are often used in low energy experiments such as neutrino oscillation studies and search for dark matter. Detectors of this kind…

The apparatus of the ALICE experiment at CERN will be upgraded in 2017/18 during the second long shutdown of the LHC (LS2). A major motivation for this upgrade is to extend the physics reach for charmed and beauty particles down to low…

We have realized a high-resolution time-of-flight mass spectrometer combined with a magneto-optical trap. The spectrometer enables excellent optical access to the trapped atomic cloud using specifically devised acceleration and deflection…

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