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Related papers: Observation of Neutrons with a Gadolinium Doped Wa…

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Fission events from Special Nuclear Material (SNM), such as highly enriched uranium or plutonium, can produce simultaneous emission of multiple neutrons and high energy gamma-rays. The observation of time correlations between any of these…

Instrumentation and Detectors · Physics 2011-05-12 M. Sweany , A. Bernstein , N. S. Bowden , S. Dazeley , G. Keefer , R. Svoboda , M. Tripathi

Monitoring of high energy cosmic ray neutrons is of particular interest for cosmic ray water Cherenkov detectors as intense bundles of delayed neutrons have been found to arrive after the initial passage of a high energy air shower. In this…

Instrumentation and Detectors · Physics 2022-03-02 P. Stowell , S. Fargher , L. F. Thompson , A. M. Brown , P. M. Chadwick

The proposed introduction of a soluble gadolinium (Gd) compound into water Cherenkov detectors can result in a high efficiency for the detection of free neutrons capturing on the Gd. The delayed 8 MeV gamma cascades produced by these…

Instrumentation and Detectors · Physics 2014-02-03 Andrew Renshaw

We propose modifying large water \v{C}erenkov detectors by the addition of 0.2% gadolinium trichloride, which is highly soluble, newly inexpensive, and transparent in solution. Since Gd has an enormous cross section for radiative neutron…

High Energy Physics - Phenomenology · Physics 2009-11-10 John F. Beacom , Mark R. Vagins

The possibility of neutron and neutrino detection using water Cerenkov detectors doped with gadolinium holds the promise of constructing very large high-efficiency detectors with wide-ranging application in basic science and national…

Instrumentation and Detectors · Physics 2008-11-26 W. Coleman , A. Bernstein , S. Dazeley , R. Svoboda

Modification of large water Cherenkov detectors by addition of gadolinium has been proposed. The large cross section for neutron capture on Gd will greatly improve the sensitivity to antielectron neutrinos from supernovae and reactors. A…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Atsuko Kibayashi

Neutrinos in water can be detected thanks to several reactions. The most important one is the inverse beta decay $\bar\nu_{e}+p \rightarrow n+e^{+}$ . The detection of 2.2 MeV from neutron capture on free protons is very difficult. The…

High Energy Physics - Phenomenology · Physics 2018-09-26 Paraskevi C. Divari

Antineutrinos from a nuclear reactor comprise an unshieldable signal which carries information about the core. A gadolinium-doped, water-based Cherenkov detector could detect reactor antineutrinos for mid- to far-field remote reactor…

Instrumentation and Detectors · Physics 2023-02-28 Liz Kneale , Steve T Wilson , Tara Appleyard , James Armitage , Niamh Holland , Matthew Malek

Scintillator doped with a high neutron-capture cross-section material can be used to detect neutrons via their resulting gamma rays. Examples of such detectors using liquid scintillator have been successfully used in high-energy physics…

Instrumentation and Detectors · Physics 2019-01-01 D. M. Poehlmann , D. Barker , H. Chagani , P. Cushman , G. Heuermann , A. Medved , H. E. Rogers , R. Schmitz

Large water Cherenkov detectors have been successfully used for decades in high- and low-energy particle physics. Nevertheless, detecting neutrons remains a challenge for such detectors since a neutron capture on a hydrogen atom doesn't…

Instrumentation and Detectors · Physics 2020-08-26 V. Fischer , J. He , M. Irving , R. Svoboda

Water Cherenkov detectors like Super-Kamiokande, and the next generation Hyper-Kamiokande are adding gadolinium to their water to improve the detection of neutrons. By detecting neutrons in addition to the leptons in neutrino interactions,…

Instrumentation and Detectors · Physics 2023-01-16 Blair Jamieson , Matt Stubbs , Sheela Ramanna , John Walker , Nick Prouse , Ryosuke Akutsu , Patrick de Perio , Wojciech Fedorko

Antineutrinos are an unavoidable byproduct of the fission process. The kiloton-scale KamLAND experiment has demonstrated the capability to detect reactor antineutrinos at few-hundred-km range. But to detect or rule out the existence of a…

Instrumentation and Detectors · Physics 2022-08-18 Viacheslav A. Li , Steven A. Dazeley , Marc Bergevin , Adam Bernstein

We evaluate the sensitivity of large, gadolinium-doped water detectors to antineutrinos released by nuclear fission explosions, using updated signal and background models and taking advantage of the capacity for seismic observations to…

Nuclear Experiment · Physics 2018-09-12 Rachel Carr , Ferenc Dalnoki-Veress , Adam Bernstein

Detecting supernova $\nu_e$ is essential for testing supernova and neutrino physics, but the yields are small and the backgrounds from other channels large, e.g., $\sim 10^2$ and $\sim 10^4$ events, respectively, in Super-Kamiokande. We…

High Energy Astrophysical Phenomena · Physics 2014-03-21 Ranjan Laha , John F. Beacom

Used for both proton decay searches and neutrino physics, large water Cherenkov (WC) detectors have been very successful tools in particle physics. They are notable for their large masses and charged particle detection capabilities. While…

Water Cherenkov detectors offer a robust and economical solution for real-time radiation monitoring by detecting Cherenkov light from charged particles moving faster than light in water. This work presents a novel two-stage classification…

Instrumentation and Detectors · Physics 2026-01-27 Alejandro Núñez-Selin , Iván Sidelnik , Christian Sarmiento-Cano , Hernán Asorey , Luis A. Núñez

A gas electron multiplier (GEM) detector with a gadolinium cathode has been developed to explore its potential application as a neutron detector. It consists of three standard-sized ($10\times 10$ cm${}^{2}$) GEM foils and a thin gadolinium…

Instrumentation and Detectors · Physics 2020-12-07 DongHyun Song , Kyungeon Choi , Youngun Jeng , Yechan Kang , Jason Sang Hun Lee , Inkyu Park , Sunyoung Yoo

European Spallation Source instruments like the macromolecular diffractometer, NMX, require an excellent neutron detection efficiency, high-rate capabilities, time resolution, and an unprecedented spatial resolution in the order of a few…

Radiogenic neutrons emitted by detector materials are one of the most challenging backgrounds for the direct search of dark matter in the form of weakly interacting massive particles (WIMPs). To mitigate this background, the XENONnT…

Instrumentation and Detectors · Physics 2025-11-10 XENON Collaboration , E. Aprile , J. Aalbers , K. Abe , S. Ahmed Maouloud , L. Althueser , B. Andrieu , E. Angelino , D. Antón Martin , F. Arneodo , L. Baudis , M. Bazyk , L. Bellagamba , R. Biondi , A. Bismark , K. Boese , A. Brown , G. Bruno , R. Budnik , C. Cai , C. Capelli , J. M. R. Cardoso , A. P. Cimental Chávez , A. P. Colijn , J. Conrad , J. J. Cuenca-García , V. D'Andrea , L. C. Daniel Garcia , M. P. Decowski , A. Deisting , C. Di Donato , P. Di Gangi , S. Diglio , K. Eitel , S. el Morabit , A. Elykov , A. D. Ferella , C. Ferrari , H. Fischer , T. Flehmke , M. Flierman , W. Fulgione , C. Fuselli , P. Gaemers , R. Gaior , M. Galloway , F. Gao , S. Ghosh , R. Giacomobono , R. Glade-Beucke , L. Grandi , J. Grigat , H. Guan , M. Guida , P. Gyorgy , R. Hammann , A. Higuera , C. Hils , L. Hoetzsch , N. F. Hood , M. Iacovacci , Y. Itow , J. Jakob , F. Joerg , Y. Kaminaga , M. Kara , P. Kavrigin , S. Kazama , M. Kobayashi , D. Koke , A. Kopec , H. Landsman , R. F. Lang , L. Levinson , I. Li , S. Li , S. Liang , Y. -T. Lin , S. Lindemann , M. Lindner , K. Liu , M. Liu , J. Loizeau , F. Lombardi , J. Long , J. A. M. Lopes , T. Luce , Y. Ma , C. Macolino , J. Mahlstedt , A. Mancuso , L. Manenti , F. Marignetti , T. Marrodán Undagoitia , K. Martens , J. Masbou , E. Masson , S. Mastroianni , A. Melchiorre , J. Merz , M. Messina , A. Michael , K. Miuchi , A. Molinario , S. Moriyama , K. Morá , Y. Mosbacher , M. Murra , J. Müller , K. Ni , U. Oberlack , B. Paetsch , Y. Pan , Q. Pellegrini , R. Peres , C. Peters , J. Pienaar , M. Pierre , G. Plante , T. R. Pollmann , L. Principe , J. Qi , J. Qin , D. Ramírez García , M. Rajado , R. Singh , L. Sanchez , J. M. F. dos Santos , I. Sarnoff , G. Sartorelli , J. Schreiner , P. Schulte , H. Schulze Eißing , M. Schumann , L. Scotto Lavina , M. Selvi , F. Semeria , P. Shagin , S. Shi , J. Shi , M. Silva , H. Simgen , C. Szyszka , A. Takeda , Y. Takeuchi , P. -L. Tan , D. Thers , F. Toschi , G. Trinchero , C. D. Tunnell , F. Tönnies , K. Valerius , S. Vecchi , S. Vetter , F. I. Villazon Solar , G. Volta , C. Weinheimer , M. Weiss , D. Wenz , C. Wittweg , V. H. S. Wu , Y. Xing , D. Xu , Z. Xu , M. Yamashita , L. Yang , J. Ye , L. Yuan , G. Zavattini , M. Zhong

Neutron tagging in Gadolinium-doped water may play a significant role in reducing backgrounds from atmospheric neutrinos in next generation proton-decay searches using megaton-scale Water Cherenkov detectors. Similar techniques might also…

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