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We present a detailed description of the detector design for the SUB-Millicharge ExperimenT (SUBMET), developed to search for millicharged particles. The experiment probes a largely unexplored region of the charge-mass parameter space,…

Single photon emitters (SPEs) are often identified with a Hanbury Brown and Twiss intensity interferometer (HBTII) consisting of a 50:50 beamsplitter and two time-correlated single photon counters. For an SPE, the cross-correlation of…

Quantum Physics · Physics 2022-04-19 Darien J. Morrow , Xuedan Ma

We employ ab-initio electronic structure calculations to search for spin gapless semiconductors, a recently identified new class of materials, among the inverse Heusler compounds. The occurrence of this property is not accompanied by a…

Materials Science · Physics 2015-06-11 S. Skaftouros , K. Ozdogan , E. Sasioglu , I. Galanakis

This study investigates new technology for enhancing the sensitivity of low-mass dark matter detection by analyzing charge transport in a p-type germanium detector at 5.2 K. To achieve low-threshold detectors, precise calculations of the…

Instrumentation and Detectors · Physics 2023-07-05 Mathbar Raut , Dongming Mei , Sanjay Bhattarai , Rajendra Panth , Kyler Kooi , Hao Mei , Guojian Wang

The Internal Conversion Electron SPectrometer In Coincidence Experiments (ICESPICE) demonstrator has been developed at Florida State University to enable particle/gamma-electron coincidence measurements in low-energy nuclear structure…

A gamma counting station based on high-purity germanium (HPGe) detector was set up for the material screening of the PandaX dark matter experiments in the China Jinping Underground Laboratory. Low background gamma rate of 2.6 counts/min…

Instrumentation and Detectors · Physics 2016-12-21 Xuming Wang , Xun Chen , Changbo Fu , Xiangdong Ji , Xiang Liu , Yajun Mao , Hongwei Wang , Siguang Wang , Pengwei Xie , Tao Zhang

This paper describes an experimental setup that has been developed to measure and characterise properties of Silicon Photomultipliers (SiPM). The measured SiPM properties are of general interest for a multitude of potential applications and…

Instrumentation and Detectors · Physics 2015-03-13 Patrick Eckert , Hans-Christian Schultz-Coulon , Wei Shen , Rainer Stamen , Alexander Tadday

Measurements with a bare p-type high purity germanium diode (HPGe) submerged in a 19 kg liquid argon (LAr) scintillation detector at MPIK Heidelberg are reported. The liquid argon--germanium system (LArGe) is operated as a 4$\pi$…

Instrumentation and Detectors · Physics 2008-11-26 M. Di Marco , P. Peiffer , S. Schönert

Due to their radiation hardness, kilohertz frame rates, and high dynamic range, hybrid pixel detectors have recently expanded their application range to electron diffraction and recently also electron imaging. However, these detectors…

The peak energy resolution of germanium detectors deteriorates with increasing neutron fluence. This is due to hole capture at neutron-created defects in the crystal which prevents the full energy of the gamma-ray from being recorded by the…

Instrumentation and Detectors · Physics 2017-06-13 C. DeW. Van Siclen , E. H. Seabury , C. J. Wharton , A. J. Caffrey

Gallium solar neutrino experiments have historically used radiochemical counting to determine the event rate. A detector which directly measures the ejected electron and de-excitation gamma could reduce background counting rates by way of a…

High Energy Physics - Experiment · Physics 2024-11-27 Jonathan Folkerts , Nick Solomey , Brooks Hartsock , Tyler Nolan , Octavio Pacheco , Gregory Pawloski

In this work, we have tried to develop a detailed understanding of the physical processes occurring in those variants of Micro Pattern Gas Detectors (MPGDs) that share micro hole and micro strip geometry, like GEM, MHSP and MSGC etc. Some…

Instrumentation and Detectors · Physics 2016-05-11 Purba Bhattacharya , Supratik Mukhopadhyay , Nayana Majumdar , Sudeb Bhattacharya

The direct bandgap found in hexagonal germanium and some of its alloys with silicon allows for an optically active material within the group-IV semiconductor family with various potential technological applications. However, there remain…

Materials Science · Physics 2024-04-12 Yetkin Pulcu , János Koltai , Andor Kormányos , Guido Burkard

Over the last decade one of the most significant technological advances made in the field of radiation detectors for nuclear medicine was the development of Silicon Photomultipler (SiPM) sensors. At present a only small number of SiPM based…

Instrumentation and Detectors · Physics 2020-08-03 Jeremy M. C. Brown

SPI-ACS/INTEGRAL is one of the most sensitive orbital gamma-ray detectors in energy range above 80 keV. Since 2002 it registered several thousands of gamma-ray bursts, including the bursts associated with LIGO-Virgo gravitational wave…

High Energy Astrophysical Phenomena · Physics 2023-08-22 P. Yu. Minaev , A. S. Pozanenko

A future compact and modular X and gamma-ray spectrometer (XGS) has been designed and a series of prototypes have been developed and tested. The experiment envisages the use of CsI scintillator bars read out at both ends by single-cell 25…

The QCLAM electron spectrometer at the S-DALINAC electron accelerator at Technische Universit\"at Darmstadt has been extended by the DAGOBERT $\gamma$-detector array consisting of fast timing and high efficiency LaBr$_3$:Ce detectors to…

We report the results of a detailed numerical analysis of a real resonant spherical gravitational wave antenna operating with six resonant two-mode capacitive transducers read out by superconducting quantum interference devices (SQUID)…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Luciano Gottardi

In this work we present the characterization of a Broad Energy Germanium (BEGe) type High Purity Germanium (HPGe) detector, with a carbon fiber entrance window thickness of 0.6 mm and an active area of 6305 mm2, operated at shallow depth (~…

Instrumentation and Detectors · Physics 2023-10-20 O. Fawwaz , H. Shams , F. Arneodo , A. Di Giovanni

One of the fundamental problems in network analysis is detecting community structure in multi-layer networks, of which each layer represents one type of edge information among the nodes. We propose integrative spectral clustering approaches…

Machine Learning · Statistics 2022-10-07 Sihan Huang , Haolei Weng , Yang Feng