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The XAFS-DET work package of the European LEAPS-INNOV project is developing a high-purity Germanium detectors for synchrotron applications requiring spectroscopic-grade response. The detectors integrate three key features: (1) newly…

A new type of radiation detector, a p-type modified electrode germanium diode, is presented. The prototype displays, for the first time, a combination of features (mass, energy threshold and background expectation) required for a…

Nuclear Experiment · Physics 2011-05-12 P. S. Barbeau , J. I. Collar , O. Tench

We have developed a series of monolithic multi-element germanium detectors, based on sensor arrays produced by the Forschungzentrum Julich, and on Application-specific integrated circuits (ASICs) developed at Brookhaven. Devices have been…

Low capacitance, large volume, high purity germanium (HPGe) radiation detectors have been successfully employed in low-background physics experiments. However, some physical processes may not be detectable with existing detectors whose…

Instrumentation and Detectors · Physics 2015-12-18 Paul Barton , Mark Amman , Ryan Martin , Kai Vetter

Radiation detectors constructed from large volume high purity Ge (HPGe) single crystals are widely used for gamma-ray spectroscopy. The detectors for this application can be simple in that they need only have two electrical contacts for…

Instrumentation and Detectors · Physics 2020-06-11 Mark Amman

A new generation of high-resolution hypernuclear gamma$-spectroscopy experiments with high-purity germanium detectors (HPGe) are presently designed at the FINUDA spectrometer at DAPhiNE, the Frascati phi-factory, and at PANDA, the…

The aim of this study is to estimate the intrinsic efficiency and energy resolution of different types of solid-state gamma-ray detectors in order to generate a precise dual-energy x-ray beam from the conventional x-ray tube using external…

Instrumentation and Detectors · Physics 2021-07-28 Vahid Lohrabian , Alireza Kamali-Asl , Hossein Ghadiri Harvani , Seyed Rashid Hosseini Aghdam , Hossein Arabi

This study presents a detailed simulation-based analysis of the detection limits of multi-element monolithic Germanium (Ge) detectors to cadmium traces in environmental soil samples. Using the capabilities of the Geant4 Monte Carlo toolkit…

We describe a new high-purity germanium (HPGe) detector setup for low-background {\gamma}-ray spectrometry. The GeMSE facility (Germanium Material and meteorite Screening Experiment) is dedicated to material screening for rare event…

Instrumentation and Detectors · Physics 2017-01-06 M. v. Sivers , B. A. Hofmann , Å. V. Rosén , M. Schumann

The GERDA (GERmanium Detector Array) experiment aiming to search for the neutrinoless double beta decay of 76Ge at the Laboratori Nazionali Del Gran Sasso (LNGS), Italy, will operate bare enriched high-purity germanium (HPGe) detectors in…

Searches for new physics push experiments to look for increasingly rare interactions. As a result, detectors require increasing sensitivity and specificity, and materials must be screened for naturally occurring, background-producing…

Instrumentation and Detectors · Physics 2021-02-03 D. S. Leonard , I. S. Hahn , W. G. Kang , V. Kazalov , G. W. Kim , Y. D. Kim , E. K. Lee , M. H. Lee , S. Y. Park , E. Sala

Large, high-purity, germanium (HPGe) detectors are needed for neutrinoless double-beta decay and dark matter experiments. Currently, large (> 4 inches in diameter) HPGe crystals can be grown at the University of South Dakota (USD). We…

Instrumentation and Detectors · Physics 2019-03-27 X. -H. Meng , G. -J. Wang , M. -D. Wagner , H. Mei , W. -Z. Wei , J. Liu , G. Yang , D. -M. Mei

High purity germanium (HPGe) crystals will be used for the MAJORANA DEMONSTRATOR, where they serve as both the source and the detector for neutrinoless double beta decay. It is crucial for the experiment to understand the performance of the…

Experiments to search for neutrinoless double-beta (0{\nu}\b{eta}\b{eta}) decay of 76Ge using a high-purity germanium (HPGe) detector rely heavily on background suppression technologies to enhance their sensitivities. In this work, we…

Instrumentation and Detectors · Physics 2023-05-31 Jingzhe Yang , Yang Tian , Wenhan Dai , Mingxin Yang , Lin Jiang , Jinjun Wen , Tao Xue , Ming Zeng , Zhi Zeng , Yulan Li

The application of a high purity germanium (HPGe) gamma spectrometer in determining the fuel element burnup in a future reactor is studied. The HPGe detector is exposed by a Co60 source with varying irradiation rate from 10 kcps to 150 kcps…

Instrumentation and Detectors · Physics 2013-05-07 Weihua Yan , Liguo Zhang , Zhao Zhang , Zhigang Xiao

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

An upgrade of the ATLAS experiment for the High Luminosity phase of LHC is planned for 2024 and foresees the replacement of the present Inner Detector (ID) with a new Inner Tracker (ITk) completely made of silicon devices. Depleted active…

Rare-event experiments such as LEGEND-1000 require high-purity germanium (HPGe) detectors with excellent energy resolution, low electronic noise, and scalable low-background packaging. The germanium ring-contact (GeRC) concept addresses…

Instrumentation and Detectors · Physics 2026-03-31 Kunming Dong , Shasika Panamaldeniya , Dongming Mei

We present data characterizing the performance of the first segmented, N-type Ge detector, isotopically enriched to 85% $^{76}$Ge. This detector, based on the Ortec PT6x2 design and referred to as SEGA (Segmented, Enriched Germanium…

A p-type HPGe detector has been segmented by cutting, with a diamond saw, and etching six circumferential grooves through the Li-diffused dead layer. The degree of segmentation was tested with the 88 keV gamma rays from a well-collimated…

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