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Background Estimation Studies for Positron Double Beta Decay

The study of neutrinoless double beta decay has attracted much attention as it can provide valuable information about the mass and the nature of the neutrino. The double beta decay (DBD) itself is also of interest in nuclear physics. While…

Instrumentation and Detectors · Physics 2021-11-18 Swati Thakur , A. Mazumdar , R. Shah , V. Vatsa , V. Nanal , M. S. Pose , Pushpendra P. Singh , P. K. Raina , R. G. Pillay

Direct Measurement of Backgrounds using Reactor-Off Data in Double Chooz

Double Chooz is unique among modern reactor-based neutrino experiments studying $\bar \nu_e$ disappearance in that data can be collected with all reactors off. In this paper, we present data from 7.53 days of reactor-off running. Applying…

High Energy Physics - Experiment · Physics 2013-05-30 Y. Abe , C. Aberle , J. C. dos Anjos , J. C. Barriere , M. Bergevin , A. Bernstein , T. J. C. Bezerra , L. Bezrukhov , E. Blucher , N. S. Bowden , C. Buck , J. Busenitz , A. Cabrera , E. Caden , L. Camilleri , R. Carr , M. Cerrada , P. -J. Chang , P. Chimenti , T. Classen , A. P. Collin , E. Conover , J. M. Conrad , J. I. Crespo-Anadon , K. Crum , A. Cucoanes , M. V. D'Agostino , E. Damon , J. V. Dawson , S. Dazeley , D. Dietrich , Z. Djurcic , M. Dracos , V. Durand , J. Ebert , Y. Efremenko , M. Elnimr , A. Erickson , A. Etenko , M. Fallot , M. Fechner , F. von Feilitzsch , J. Felde , S. M. Fernandes , V. Fischer , D. Franco , A. J. Franke , M. Franke , H. Furuta , R. Gama , I. Gil-Botella , L. Giot , M. Göger-Neff , L. F. G. Gonzalez , L. Goodenough , M. C. Goodman , J. TM. Goon , D. Greiner , N. Haag , S. Habib , C. Hagner , T. Hara , F. X. Hartmann , J. Haser , A. Hatzikoutelis , T. Hayakawa , M. Hofmann , G. A. Horton-Smith , A. Hourlier , M. Ishitsuka , J. Jochum , C. Jollet , C. L. Jones , F. Kaether , L. N. Kalousis , Y. Kamyshkov , D. M. Kaplan , T. Kawasaki , G. Keefer , E. Kemp , H. de Kerret , Y. Kibe , T. Konno , D. Kryn , M. Kuze , T. Lachenmaier , C. E. Lane , C. Langbrandtner , T. Lasserre , A. Letourneau , D. Lhuillier , H. P. Lima , M. Lindner , J. M. Lopez-Castano , J. M. LoSecco , B. K. Lubsandorzhiev , S. Lucht , D. McKee , J. Maeda , C. N. Maesano , C. Mariani , J. Maricic , J. Martino , T. Matsubara , G. Mention , A. Meregaglia , M. Meyer , T. Miletic , R. Milincic , H. Miyata , Th. A. Mueller , Y. Nagasaka , K. Nakajima , P. Novella , M. Obolensky , L. Oberauer , A. Onillon , A. Osborn , I. Ostrovskiy , C. Palomares , I. M. Pepe , S. Perasso , P. Perrin , P. Pfahler , A. Porta , W. Potzel , G. Pronost , J. Reichenbacher , B. Reinhold , A. Remoto , M. Röhling , R. Roncin , S. Roth , B. Rybolt , Y. Sakamoto , R. Santorelli , F. Sato , S. Schönert , S. Schoppmann , T. Schwetz , M. H. Shaevitz , S. Shimojima , D. Shrestha , J-L. Sida , V. Sinev , M. Skorokhvatov , E. Smith , J. Spitz , A. Stahl , I. Stancu , L. F. F. Stokes , M. Strait , A. Stüken , F. Suekane , S. Sukhotin , T. Sumiyoshi , Y. Sun , R. Svoboda , K. Terao , A. Tonazzo , M. Toups , H. H. Trinh Thi , G. Valdiviesso , C. Veyssiere , S. Wagner , H. Watanabe , B. White , C. Wiebusch , L. Winslow , M. Worcester , M. Wurm , F. Yermia , V. Zimmer

A Note on Neutron Capture Correlation Signals, Backgrounds, and Efficiencies

A wide variety of detection applications exploit the timing correlations that result from the slowing and eventual capture of neutrons. These include capture-gated neutron spectrometry, multiple neutron counting for fissile material…

Instrumentation and Detectors · Physics 2015-06-04 N. S. Bowden , M. Sweany , S. Dazeley

A Technical Review of Penning Trap based Investigations in Neutron Decay

This review is concerned with a detailed analysis of some of the technical problems which arise in the application of the Penning trap method to the experimental study of neutron $\beta $ -decay,a technique which was first successfully…

Nuclear Experiment · Physics 2014-07-14 J. Byrne

A new analysis of the MiniBooNE low-energy excess

We present the results of a new analysis of the data of the MiniBooNE experiment taking into account the additional background of photons from $\Delta^{+/0}$ decay proposed in arXiv:1909.08571 and additional contributions due to coherent…

High Energy Physics - Phenomenology · Physics 2020-12-30 C. Giunti , A. Ioannisian , G. Ranucci

Probing Earth-Bound Dark Matter with Nuclear Reactors

Strongly-interacting dark matter can be accumulated in large quantities inside the Earth, and for dark matter particles in a few GeV mass range, it can exist in large quantities near the Earth's surface. We investigate the constraints…

High Energy Physics - Phenomenology · Physics 2024-07-09 Yohei Ema , Maxim Pospelov , Anupam Ray

The Muon-Induced Neutron Indirect Detection EXperiment, MINIDEX

A new experiment to quantitatively measure neutrons induced by cosmic-ray muons in selected high-Z materials is introduced. The design of the Muon-Induced Neutron Indirect Detection EXperiment, MINIDEX, and the results from its first data…

Instrumentation and Detectors · Physics 2018-07-27 I. Abt , A. Caldwell , C. Carissimo , C. Gooch , R. Kneissl , J. Langford , X. Liu , B. Majorovits , M. Palermo , O. Schulz , L. Vanhoefer

Investigation of background electron emission in the LUX detector

Dual-phase xenon detectors, as currently used in direct detection dark matter experiments, have observed elevated rates of background electron events in the low energy region. While this background negatively impacts detector performance in…

Instrumentation and Detectors · Physics 2020-11-18 D. S. Akerib , S. Alsum , H. M. Araújo , X. Bai , J. Balajthy , A. Baxter , E. P. Bernard , A. Bernstein , T. P. Biesiadzinski , E. M. Boulton , B. Boxer , P. Brás , S. Burdin , D. Byram , M. C. Carmona-Benitez , C. Chan , J. E. Cutter , L. de Viveiros , E. Druszkiewicz , A. Fan , S. Fiorucci , R. J. Gaitskell , C. Ghag , M. G. D. Gilchriese , C. Gwilliam , C. R. Hall , S. J. Haselschwardt , S. A. Hertel , D. P. Hogan , M. Horn , D. Q. Huang , C. M. Ignarra , R. G. Jacobsen , O. Jahangir , W. Ji , K. Kamdin , K. Kazkaz , D. Khaitan , E. V. Korolkova , S. Kravitz , V. A. Kudryavtsev , E. Leason , B. G. Lenardo , K. T. Lesko , J. Liao , J. Lin , A. Lindote , M. I. Lopes , A. Manalaysay , R. L. Mannino , N. Marangou , D. N. McKinsey , D. M. Mei , M. Moongweluwan , J. A. Morad , A. St. J. Murphy , A. Naylor , C. Nehrkorn , H. N. Nelson , F. Neves , A. Nilima , K. C. Oliver-Mallory , K. J. Palladino , E. K. Pease , Q. Riffard , G. R. C. Rischbieter , C. Rhyne , P. Rossiter , S. Shaw , T. A. Shutt , C. Silva , M. Solmaz , V. N. Solovov , P. Sorensen , T. J. Sumner , M. Szydagis , D. J. Taylor , R. Taylor , W. C. Taylor , B. P. Tennyson , P. A. Terman , D. R. Tiedt , W. H. To , L. Tvrznikova , U. Utku , S. Uvarov , A. Vacheret , V. Velan , R. C. Webb , J. T. White , T. J. Whitis , M. S. Witherell , F. L. H. Wolfs , D. Woodward , J. Xu , C. Zhang

Low Dimensional Correlated Systems: Cugeo_3 and Nav_2O_5

Some of the properties of the low-dimensional electronically correlated materials \cgo and \nvo are discussed. The emphasis lies on recent results obtained using Raman scattering and optical absorption spectroscopy as a function of…

Strongly Correlated Electrons · Physics 2007-05-23 P. H. M. Van Loosdrecht , J. Zeman , G. Martinez , M. J. KonstantinoviĆ , A. Revcolevschi , Y. Ueda

Effect of substrate roughness and material selection on the microstructure of sputtering deposited boron carbide thin films

Amorphous boron carbide (B4C) thin films are by far the most popular form for the neutron converting layers in the 10B-based neutron detectors, which are a rising trend in detector technologies in response to the increasing scarcity and…

Materials Science · Physics 2022-02-01 Chung-Chuan Lai , Robert Boyd , Per-Olof Svensson , Carina Höglund , Linda Robinson , Jens Birch , Richard Hall-Wilton

Radiogenic and Muon-Induced Backgrounds in the LUX Dark Matter Detector

The Large Underground Xenon (LUX) dark matter experiment aims to detect rare low-energy interactions from Weakly Interacting Massive Particles (WIMPs). The radiogenic backgrounds in the LUX detector have been measured and compared with…

Instrumentation and Methods for Astrophysics · Physics 2014-08-25 D. S. Akerib , H. M. Araujo , X. Bai , A. J. Bailey , J. Balajthy , E. Bernard , A. Bernstein , A. Bradley , D. Byram , S. B. Cahn , M. C. Carmona-Benitez , C. Chan , J. J. Chapman , A. A. Chiller , C. Chiller , T. Coffey , A. Currie , L. de Viveiros , A. Dobi , J. Dobson , E. Druszkiewicz , B. Edwards , C. H. Faham , S. Fiorucci , C. Flores , R. J. Gaitskell , V. M. Gehman , C. Ghag , K. R. Gibson , M. G. D. Gilchriese , C. Hall , S. A. Hertel , M. Horn , D. Q. Huang , M. Ihm , R. G. Jacobsen , K. Kazkaz , R. Knoche , N. A. Larsen , C. Lee , A. Lindote , M. I. Lopes , D. C. Malling , R. Mannino , D. N. McKinsey , D. -M. Mei , J. Mock , M. Moongweluwan , J. Morad , A. St. J. Murphy , C. Nehrkorn , H. Nelson , F. Neves , R. A. Ott , M. Pangilinan , P. D. Parker , E. K. Pease , K. Pech , P. Phelps , L. Reichhart , T. Shutt , C. Silva , V. N. Solovov , P. Sorensen , K. O'Sullivan , T. J. Sumner , M. Szydagis , D. Taylor , B. Tennyson , D. R. Tiedt , M. Tripathi , S. Uvarov , J. R. Verbus , N. Walsh , R. Webb , J. T. White , M. S. Witherell , F. L. H. Wolfs , M. Woods , C. Zhang

Working characteristics of the New Low-Background Laboratory (DULB-4900, Baksan Neutrino Observatory)

A concise technical characteristic of a new low-background laboratory DULB-4900 of the BNO INR RAS is presented. The technique and the results of background measurements in the Hall, ordinary box and low-background box are presented. Rn-222…

Instrumentation and Detectors · Physics 2014-04-24 Ju. M. Gavriljuk , A. M. Gangapshev , A. M. Gezhaev , V. V. Kazalov , V. V. Kuzminov , S. I. Panasenko , S. S. Ratkevich , S. P. Yakimenko

The Background Interstellar Medium as Observed from Off-Order Low-Resolution Spitzer-IRS Spectra

Spitzer 'hidden' observations of the background are used to construct a catalog of 4,090 spectra and examine the signature of polycyclic aromatic hydrocarbon (PAH) molecules and their connection to extinction by dust. A strong positive…

Astrophysics of Galaxies · Physics 2024-11-04 Christiaan Boersma , Jesse D. Bregman , Louis J. Allamandola , Pasquale Temi , Alexandros Maragkoudakis

Nucleon Decay Searches with large Liquid Argon TPC Detectors at Shallow Depths: atmospheric neutrinos and cosmogenic backgrounds

Grand Unification of the strong, weak and electromagnetic interactions into a single unified gauge group is an extremely appealing idea which has been vigorously pursued theoretically and experimentally for many years. The detection of…

High Energy Physics - Phenomenology · Physics 2010-10-27 A. Bueno , Z. Dai , Y. Ge , M. Laffranchi , A. J. Melgarejo , A. Meregaglia , S. Navas , A. Rubbia

Solar neutrino interactions with the double beta decay nuclei of $^{82}$Se, $^{100}$Mo and $^{150}$Nd

Solar neutrinos interact within double-beta decay (\BB) detectors and contribute to backgrounds for \BB\ experiments. Background contributions due to solar neutrino interactions with \BB\ nuclei of $^{82}$Se, $^{100}$Mo, and $^{150}$Nd are…

Nuclear Experiment · Physics 2017-05-10 H. Ejiri , S. R. Elliott

Measuring preferential attachment for evolving networks

A key ingredient of current models proposed to capture the topological evolution of complex networks is the hypothesis that highly connected nodes increase their connectivity faster than their less connected peers, a phenomenon called…

Statistical Mechanics · Physics 2009-11-07 H. Jeong , Z. Neda , A. -L. Barabasi

Evidence of medium response to hard probes using correlations of Z bosons with hadrons in heavy ion collisions

The first measurement of pseudorapidity and azimuthal angle distributions relative to the momentum vector of a Z boson for low transverse momentum ($p_\mathrm{T}$) charged hadrons in lead-lead (PbPb) collisions is presented. By studying the…

Nuclear Experiment · Physics 2026-02-24 CMS Collaboration

First limits on WIMP nuclear recoil signals in ZEPLIN-II: a two phase xenon detector for dark matter detection

Results are presented from the first underground data run of ZEPLIN-II, a 31 kg two phase xenon detector developed to observe nuclear recoils from hypothetical weakly interacting massive dark matter particles. Discrimination between nuclear…

Astrophysics · Physics 2008-11-26 G. J. Alner , H. M. Araujo , A. Bewick , C. Bungau , B. Camanzi , M. J. Carson , R. J. Cashmore , H. Chagani , V. Chepel , D. Cline , D. Davidge , J. C. Davies , E. Daw , J. Dawson , T. Durkin , B. Edwards , T. Gamble , J. Gao , C. Ghag , A. S. Howard , W. G. Jones , M. Joshi , E. V. Korolkova , V. A. Kudryavtsev , T. Lawson , V. N. Lebedenko , J. D. Lewin , P. Lightfoot , A. Lindote , I. Liubarsky , M. I. Lopes , R. Luscher , P. Majewski , K Mavrokoridis , J. E. McMillan , B. Morgan , D. Muna , A. St. J. Murphy , F. Neves , G. G. Nicklin , W. Ooi , S. M. Paling , J. Pinto da Cunha , S. J. S. Plank , R. M. Preece , J. J. Quenby , M. Robinson , F. Sergiampietri , C. Silva , V. N. Solovov , N. J. T. Smith , P. F. Smith , N. J. C. Spooner , T. J. Sumner , C. Thorne , D. R. Tovey , E. Tziaferi , R. J. Walker , H. Wang , J. White , F. L. H. Wolfs

Ultra-sensitive radon assay using an electrostatic chamber in a recirculating system

Rare event searches such as neutrinoless double beta decay and Weakly Interacting Massive Particle detection require ultra-low background detectors. Radon contamination is a significant challenge for these experiments, which employ highly…

Instrumentation and Detectors · Physics 2025-08-11 nEXO Collaboration , A. Anker , P. A. Breur , B. Mong , P. Acharya , A. Amy , E. Angelico , I. J. Arnquist , A. Atencio , J. Bane , V. Belov , E. P. Bernard , T. Bhatta , A. Bolotnikov , J. Breslin , J. P. Brodsky , S. Bron , E. Brown , T. Brunner , B. Burnell , E. Caden , L. Q. Cao , G. F. Cao , D. Cesmecioglu , D. Chernyak , M. Chiu , R. Collister , T. Daniels , L. Darroch , R. DeVoe , M. L. di Vacri , Y. Y. Ding , M. J. Dolinski , A. Dragone , B. Eckert , M. Elbeltagi , A. Emara , W. Fairbank , N. Fatemighomi , B. Foust , Y. S. Fu , D. Gallacher , N. Gallice , G. Giacomini , W. Gillis , A. Gorham , R. Gornea , G. Gratta , Y. D. Guan , C. A. Hardy , S. Hedges , M. Heffner , E. Hein , J. D. Holt , A. Iverson , X. S. Jiang , A. Karelin , D. Keblbeck , I. Kotov , A. Kuchenkov , K. S. Kumar , A. Larson , M. B. Latif , K. G. Leach , B. G. Lenardo , A. Lennarz , D. S. Leonard , K. Leung , H. Lewis , G. Li , X. Li , Z. Li , C. Licciardi , R. Lindsay , R. MacLellan , S. Majidi , C. Malbrunot , M. Marquis , J. Masbou , M. Medina-Peregrina , S. Mngonyama , D. C. Moore , X. E. Ngwadla , K. Ni , A. Nolan , S. C. Nowicki , J. C. Nzobadila Ondze , A. Odian , J. L. Orrell , G. S. Ortega , C. T. Overman , L. Pagani , H. Peltz Smalley , A. Perna , A. Piepke , A. Pocar , V. Radeka , E. Raguzin , R. Rai , H. Rasiwala , D. Ray , S. Rescia , F. Retiére , G. Richardson , N. Rocco , R. Ross , P. C. Rowson , R. Saldanha , S. Sangiorgio , S. Sekula , T. Shetty , L. Si , F. Spadoni , V. Stekhanov , X. L. Sun , S. Thibado , T. Totev , S. Triambak , R. H. M. Tsang , O. A. Tyuka , E. van Bruggen , M. Vidal , S. Viel , M. Walent , H. Wang , Q. D. Wang , Y. G. Wang , M. Watts , M. Wehrfritz , W. Wei , L. J. Wen , U. Wichoski , S. Wilde , M. Worcester , X. M. Wu , H. Xu , H. B. Yang , L. Yang , M. Yu , O. Zeldovich , J. Zhao

Simulations of background sources in AMoRE-I experiment

The first phase of the Advanced Mo-based Rare Process Experiment (AMoRE-I), an experimental search for neutrinoless double beta decay (0$\nu\beta\beta$) of $^{100}$Mo in calcium molybdate (CMO) crystal using cryogenic techniques, is in…

Instrumentation and Detectors · Physics 2017-04-12 A. Luqman , D. H. Ha , J. J. Lee , E. J. Jeon , H. S. Jo , H. J. Kim , Y. D. Kim , Y. H. Kim , V. V. Kobychev , H. S. Lee , H. K. Park , K. Siyeon , J. H. So , V. I. Tretyak , Y. S. Yoon