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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

Neutrinoless double beta decay would be a key to understanding the nature of neutrino masses. The next generation of High Purity Germanium experiments will have to be operated with a background rate of better than 10^-5 counts/(kg y keV) in…

Instrumentation and Detectors · Physics 2011-05-19 B. Majorovits , I. Abt , M. Laubenstein , O. Volynets

We report a novel neutron-detection approach employing an EJ-309 liquid scintillator surrounded by six 3He proportional counters. Tests were performed at the FRANZ facility of the Goethe-University Frankfurt using the 7Li(p,n0)7Be reaction,…

The next generation of radioactive ion beam facilities, which will give experimental access to many exotic nuclei, are presently being developed. At the same time the next generation of high resolution gamma-ray spectrometers, based on…

Nuclear Experiment · Physics 2010-02-17 P. -A. Söderström , A. Al-Adili , J. Nyberg , F. Recchia , E. Farnea , A. Gadea

A new thermal neutron detector with the domestically produced THGEM (THick Gas Electron Multiplier) was developed as an alternative to 3He to meet the needs of the next generation of neutron facilities. One type of Au-coated THGEM was…

Instrumentation and Detectors · Physics 2014-08-06 Yang Lei , Zhou Jian-Rong , Sun Zhi-Jia , Zhang Ying , Huang Chao-Qiang , Sun Guang-Ai , Wang Yan-Feng , Yang Gui-An , Xu Hong , Xie Yu-Guang , Chen Yuan-Bo

A neutron lifetime measurement conducted at the Japan Proton Accelerator Research Complex (J-PARC) is counting the number of electrons from neutron decays with a time projection chamber (TPC). The $\gamma$ rays produced in the TPC cause…

Instrumentation and Detectors · Physics 2021-03-24 J. Koga , S. Ieki , A. Kimura , M. Kitaguchi , R. Kitahara , K. Mishima , N. Nagakura , T. Okudaira , H. Otono , H. M. Shimizu , N. Sumi , S. Takada , T. Tomita , T. Yamada , T. Yoshioka

We present a measurement of the cosmogenic activation in the germanium cryogenic detectors of the EDELWEISS III direct dark matter search experiment. The decay rates measured in detectors with different exposures to cosmic rays above ground…

With the advent of detectors with sub-keV sensitivities, atomic ionization has been identified as a promising avenue to probe possible neutrino electromagnetic properties. The interaction cross-sections induced by millicharged neutrinos are…

High Energy Physics - Phenomenology · Physics 2014-08-01 Jiunn-Wei Chen , Hsin-Chang Chi , Hau-Bin Li , C. -P. Liu , Lakhwinder Singh , Henry T. Wong , Chih-Liang Wu , Chih-Pan Wu

Mono-energetic gamma-beams ($\Delta\sim 10$ eV) based on thermal neutron capture, in a nuclear reactor, using the V(n, $\gamma$) and Fe(n,$\gamma$) reactions, were utilized for generating fast neutron sources from lead and thallium…

Nuclear Experiment · Physics 2022-09-14 Sylvian Kahane , Yair Ben-Dov , Raymond Moreh

Cross sections of the residual nuclei production in $^{129}$I, $^{237}$Np and $^{241}$Am target irradiated by proton beam with energy 660 MeV are measured by means of activation analysis with the use of HPGe detectors. The number of product…

Nuclear Experiment · Physics 2007-05-23 V. S. Pronskikh

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

Pressurized Helium-4 (PHe) based fast neutron scintillation detector offers an useful alternative to organic liquid-based scintillator due to its relatively low response to the $\gamma$-rays compared to the latter type of scintillator. In…

Instrumentation and Detectors · Physics 2024-09-04 Shubham Dutta , Sayan Ghosh , Satyajit Saha

$P$-type high-purity germanium (HPGe) detectors are widely used across many scientific domains, and current data analysis methods have served well in many use cases. However, applications like low-background experiments that search for rare…

Instrumentation and Detectors · Physics 2026-03-10 P. Zhang , W. Dai , Q. Zhang , F. Hagemann , O. Schulz , C. Alvarez-Garcia , L. Yang , Q. Yue , Z. Zeng , J. Cheng , H. Ma

A high-efficiency fast neutron detector prototype based on a triple Gas Electron Multiplier (GEM) detector, which coupled with a novel multi-layered High-Density PolyEthylene (HDPE) as a neutron-to-proton converter for improving the neutron…

Instrumentation and Detectors · Physics 2015-06-19 Xiao-Dong Wang , He-Run Yang , Zhong-Guo Ren , Jun-Wei Zhang , Lei Yang , Chun-Hui Zhang , Ri-Ba-La Ha , Lv-Xing An

The potential of the GENIUS proposal to measure the spectrum of low energy solar neutrinos in real time is studied. The detection reaction is elastic neutrino-electron scattering. The energy resolution for detecting the recoil electrons is…

High Energy Physics - Experiment · Physics 2014-11-17 L. Baudis , H. V. Klapdor-Kleingrothaus

Experiments built to search for neutrinoless double beta-decay are limited in their sensitivity not only by the exposure but also by the amount of background encountered. Radioactive isotopes in the surrounding of the detectors which emit…

Nuclear Experiment · Physics 2008-11-26 I. Abt , A. Caldwell , K. Kröninger , J. Liu , X. Liu , B. Majorovits

In order to develop a high spatial resolution (micron level) thermal neutron detector, a detector assembly composed of cerium doped lithium glass microfibers, each with a diameter of 1\,$\mu$m, is proposed, where the neutron absorption…

Instrumentation and Detectors · Physics 2016-06-14 Song Yushou , Joseph Conner , Xiaodong Zhang , Jason P. Hayward

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

Germanium detectors have very good capabilities for the investigation of rare phenomena like the neutrinoless double beta decay. Rejection of the background entangling the expected signal is one primary goal in this kind of experiments.…

Nuclear Experiment · Physics 2008-11-26 H. Gómez , S. Cebrián , J. Morales , J. A. Villar

In this article, a detailed investigation has been done for the long lived gamma activity due to neutron emitting experiments. These calculations mainly focused on the experiments used for energy calibration purposes. Calibrated energy is…

Nuclear Experiment · Physics 2022-03-07 Tanmoy Bar , Dipali Basak , Sukhendu Saha , Lalit Kumar Sahoo , Chinmay Basu