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SNO+ is a neutrinoless double-beta decay ($0\nu\beta\beta$) search experiment using 780 tonnes of tellurium-loaded liquid scintillator. The experiment is currently collecting data in the first of three planned phases, in which the detector…

Instrumentation and Detectors · Physics 2019-08-14 Ian Lam

In this paper we study the physics potential of the KamLAND detector in probing neutrino oscillation parameters through observation of supernova neutrinos. In particular, we discuss the possibilities of probing the mixing angle…

High Energy Physics - Phenomenology · Physics 2007-05-23 Abhijit Bandyopadhyay , Sandhya Choubey , Srubabati Goswami , Kamales Kar

A first measurement of neutrinos from the CNO fusion cycle in the Sun would allow a resolution to the current solar metallicity problem. Detection of these low-energy neutrinos requires a low-threshold detector, while discrimination from…

Instrumentation and Detectors · Physics 2018-06-05 R. Bonventre , G. D. Orebi Gann

The 96.4 day exposure of a 3 kg ultra-low noise germanium detector to the high flux of antineutrinos from a power nuclear reactor is described. A very strong preference ($p<1.2\times10^{-3}$) for the presence of a coherent elastic…

High Energy Physics - Experiment · Physics 2022-11-22 J. Colaresi , J. I. Collar , T. W. Hossbach , C. M. Lewis , K. M. Yocum

The potential for using slow-fluor liquid scintillators to study low energy solar neutrinos and neutrinoless double beta decay (0nbb) is explored through a series of simulations. The fluorescence model assumed for the primary fluor has…

Instrumentation and Detectors · Physics 2022-05-24 Jack Dunger , Edward J. Leming , Steven D. Biller

The detection of electron anti-neutrinos from natural radioactivity in the earth has been a goal of neutrino researchers for about half a century. It was accomplished by the KamLAND Collaboration in 2005, and opens the way towards studies…

Geophysics · Physics 2008-12-18 John G. Learned

The neutrino oscillation experiment KamLAND has given the first evidence for disappearance of $\bar \nu_e$ coming from nuclear reactors. We have combined their data with all the solar neutrino data assuming two flavor neutrino mixing and…

High Energy Physics - Phenomenology · Physics 2009-11-07 H. Nunokawa , W. J. C. Teves , R. Zukanovich Funchal

The next Galactic core-collapse supernova (SN) should yield a large number of observed neutrinos. Using Bayesian techniques, we show that with an SN at a known distance up to 25 kpc, the neutrino events in a water Cherenkov detector similar…

High Energy Astrophysical Phenomena · Physics 2022-05-11 Jackson Olsen , Yong-Zhong Qian

We present the results of a search for extraterrestrial electron antineutrinos ($\bar{\nu}_{e}$'s) in the energy range $8.3 MeV < E_{\bar{\nu}_{e}} < 31.8 MeV$ using the KamLAND detector. In an exposure of 4.53 kton-year, we identify 25…

High Energy Astrophysical Phenomena · Physics 2015-03-19 The KamLAND Collaboration

The deployment of a low-noise 3 kg p-type point contact germanium detector at the Dresden-II power reactor, 8 meters from its 2.96 GW$_{th}$ core, is described. This location provides an unprecedented (anti)neutrino flux of 8.1$\times…

High Energy Physics - Experiment · Physics 2021-10-13 J. Colaresi , J. I. Collar , T. W. Hossbach , A. R. L. Kavner , C. M. Lewis , A. E. Robinson , K. M. Yocum

DANSS is a highly segmented 1m^3 plastic scintillator detector. It's 2500 scintillator strips have a Gd loaded reflective cover. Light is collected with 3 wave length shifting fibers per strip and read out with 50 PMTs and 2500 SiPMs. The…

Instrumentation and Detectors · Physics 2013-11-13 M. Danilov

The K2K experiment observes indications of neutrino oscillation: a reduction of $\nu_\mu$ flux together with a distortion of the energy spectrum. Fifty-six beam neutrino events are observed in Super-Kamiokande (SK), 250 km from the neutrino…

High Energy Physics - Experiment · Physics 2009-09-29 K2K Collaboration , M. H. Ahn

In 2011, a re-evaluation of the antineutrino spectrum emitted by nuclear reactors revealed a 6% deficit between the observed flux and the expected one. This anomaly is significant at 2.9$\sigma$ and can be explained by a new oscillation at…

Instrumentation and Detectors · Physics 2016-02-02 Stéphane Zsoldos

Dark matter detectors will soon be sensitive to Solar neutrinos via two distinct channels: coherent neutrino-nucleus scattering and neutrino electron elastic scattering. We establish an analysis method for extracting Solar model properties…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-17 J. Billard , L. Strigari , E. Figueroa-Feliciano

Preceding a core-collapse supernova, various processes produce an increasing amount of neutrinos of all flavors characterized by mounting energies from the interior of massive stars. Among them, the electron antineutrinos are potentially…

High Energy Physics - Experiment · Physics 2024-09-27 KamLAND , Super-Kamiokande Collaborations , : , Seisho Abe , Minori Eizuka , Sawako Futagi , Azusa Gando , Yoshihito Gando , Shun Goto , Takahiko Hachiya , Kazumi Hata , Koichi Ichimura , Sei Ieki , Haruo Ikeda , Kunio Inoue , Koji Ishidoshiro , Yuto Kamei , Nanami Kawada , Yasuhiro Kishimoto , Masayuki Koga , Maho Kurasawa , Tadao Mitsui , Haruhiko Miyake , Daisuke Morita , Takeshi Nakahata , Rika Nakajima , Kengo Nakamura , Rikuo Nakamura , Ryo Nakamura , Jun Nakane , Hideyoshi Ozaki , Keita Saito , Taichi Sakai , Itaru Shimizu , Junpei Shirai , Kensuke Shiraishi , Ryunosuke Shoji , Atsuto Suzuki , Atsuto Takeuchi , Kyoko Tamae , Hiroko Watanabe , Kazuho Watanabe , Sei Yoshida , Saori Umehara , Ken-Ichi Fushimi , Kenta Kotera , Yusuke Urano , Bruce E. Berger , Brian K. Fujikawa , John G. Larned , Jelena Maricic , Zhenghao Fu , Joseph Smolsky , Lindley A. Winslow , Yuri Efremenko , Hugon J. Karwowski , Diane M. Markoff , Werner Tornow , Stefano Dell'Oro , Thomas O'Donnell , Jason A. Detwiler , Sanshiro Enomoto , Michal P. Decowski , Kelly M. Weerman , Christopher Grant , Hasung Song , Aobo Li , Spencer N. Axani , Miles Garcia , Ko Abe , Seisho Abe , Christophe Bronner , Yoshinari Hayato , Katsuki Hiraide , Keishi Hosokawa , Kei Ieki , Motoyasu Ikeda , June Kameda , Yuki Kanemura , Ryota Kaneshima , Yuri Kashiwagi , Yousuke Kataoka , Shintaro Miki , Shunichi Mine , Makoto Miura , Shigetaka Moriyama , Masayuki Nakahata , Yuuki Nakano , Shoei Nakayama , Yohei Noguchi , Kazufumi Sato , Hiroyuki Sekiya , Hayato Shiba , Kotaro Shimizu , Masato Shiozawa , Yutaro Sonoda , Yoichiro Suzuki , Atsushi Takeda , Yasuhiro Takemoto , Hidekazu K. Tanaka , Takatomi Yano , Seungho Han , Takaaki Kajita , Kimihiro Okumura , Takuya Tashiro , Takuya Tomiya , Xubin Wang , Shunsuke Yoshida , Pablo Fernandez , Luis Labarga , Nataly Ospina , Bryan Zaldivar , Barry W. Pointon , Edward Kearns , Jennifer L. Raaf , Linyan Wan , Thomas Wester , Jianming Bian , Jeff Griskevich , Michael B. Smy , Henry W. Sobel , Volodymyr Takhistov , Alejandro Yankelevich , James Hill , MinCheol Jang , Seonghak Lee , DongHo Moon , RyeongGyoon Park , Baran Bodur , Kate Scholberg , Chris W. Walter , Antoine Beauchêne , Olivier Drapier , Alberto Giampaolo , Thomas A. Mueller , Andrew D. Santos , Pascal Paganini , Benjamin Quilain , Rudolph Rogly , Taku Nakamura , Jee-Seung Jang , Lucas N. Machado , John G. Learned , Koun Choi , Nadege Iovine , Son V. Cao , Lauren H. V. Anthony , Daniel G. R. Martin , Nick W. Prouse , Mark Scott , Yoshi Uchida , Vincenzo Berardi , Nicola F. Calabria , M. G. Catanesi , Emilio Radicioni , Aurora Langella , Gianfranca de Rosa , Gianmaria Collazuol , Matteo Feltre , Fabio Iacob , Marco Mattiazzi , Lucio Ludovici , Michel Gonin , Lorenzo Périssé , Guillaume Pronost , Chiori Fujisawa , Shogo Horiuchi , Misaki Kobayashi , Yu-Ming Liu , Yuto Maekawa , Yasuhiro Nishimura , Reo Okazaki , Ryosuke Akutsu , Megan Friend , Takuya Hasegawa , Taku Ishida , Takashi Kobayashi , Mahesh Jakkapu , Tsunayuki Matsubara , Takeshi Nakadaira , Kenzo Nakamura , Yuichi Oyama , Ken Sakashita , Tetsuro Sekiguchi , Toshifumi Tsukamoto , Antoniosk Portocarrero Yrey , Nahid Bhuiyan , George T. Burton , Francesca Di Lodovico , Joanna Gao , Alexander Goldsack , Teppei Katori , Jost Migenda , Rory M. Ramsden , Zhenxiong Xie , Stephane Zsoldos , Atsumu T. Suzuki , Yusuke Takagi , Yasuo Takeuchi , Haiwen Zhong , Jiahui Feng , Li-Cheng Feng , Jianrun Hu , Zhuojun Hu , Masaki Kawaue , Tatsuya Kikawa , Masamitsu Mori , Tsuyoshi Nakaya , Roger A. Wendell , Kenji Yasutome , Sam J. Jenkins , Neil K. McCauley , Pruthvi Mehta , Adam Tarrant , Mike J. Wilking , Yoshiyuki Fukuda , Yoshitaka Itow , Hiroaki Menjo , Kotaro Ninomiya , Yushi Yoshioka , Justyna Lagoda , Maitrayee Mandal , Piotr Mijakowski , Yashwanth S. Prabhu , Joanna Zalipska , Mo Jia , Junjie Jiang , Wei Shi , Chiaki Yanagisawa , Masayuki Harada , Yota Hino , Hirokazu Ishino , Yusuke Koshio , Fumi Nakanishi , Seiya Sakai , Tomoaki Tada , Tomohiro Tano , Takeharu Ishizuka , Giles Barr , Daniel Barrow , Laurence Cook , Soniya Samani , David Wark , Anna Holin , Federico Nova , Seunghyun Jung , Byeongsu Yang , JeongYeol Yang , Jonghee Yoo , Jack E. P. Fannon , Liz Kneale , Matthew Malek , Jordan M. McElwee , Matthew D. Thiesse , Lee F. Thompson , Stephen T. Wilson , Hiroko Okazawa , Lakshmi S. Mohan , SooBong Kim , Eunhyang Kwon , Ji-Woong Seo , Intae Yu , Atsuko K. Ichikawa , Kiseki D. Nakamura , Seidai Tairafune , Kyoshi Nishijima , Aoi Eguchi , Kota Nakagiri , Yasuhiro Nakajima , Shizuka Shima , Natsumi Taniuchi , Eiichiro Watanabe , Masashi Yokoyama , Patrick de Perio , Saki Fujita , Cesar Jesus-Valls , Kai Martens , Ka M. Tsui , Mark R. Vagins , Junjie Xia , Shota Izumiyama , Masahiro Kuze , Ryo Matsumoto , Kotaro Terada , Ryusei Asaka , Masaki Ishitsuka , Hiroshi Ito , Yuga Ommura , Natsuki Shigeta , Masataka Shinoki , Koki Yamauchi , Tsukasa Yoshida , Rhea Gaur , Vincent Gousy-Leblan , Mark Hartz , Akira Konaka , Xiaoyue Li , Shaomin Chen , Benda Xu , Aiqiang Zhang , Bin Zhang , Magdalena Posiadala-Zezula , Steven B. Boyd , Rory Edwards , David Hadley , Matthew Nicholson , Marcus O'Flaherty , Benjamin Richards , Ajmi Ali , Blair Jamieson , Shogo Amanai , Lluis Marti-Magro , Akihiro Minamino , Ryo Shibayama , Serina Suzuki

The Precision Reactor Oscillation and Spectrum Experiment, PROSPECT, is designed to make both a precise measurement of the antineutrino spectrum from a highly-enriched uranium reactor and to probe eV-scale sterile neutrinos by searching for…

In 2011 and 2012, three reactor neutrino experiments, Double Chooz, Daya Bay and RENO showed positive signals of reactor neutrino disappearance and measured a mixing parameter sin^2(2th13) at average baselines 1.05, 1.65 and 1.44km,…

High Energy Physics - Experiment · Physics 2012-12-03 T. J. C. Bezerra , H. Furuta , F. Suekane

Low Energy solar neutrino detection plays a fundamental role in understanding both solar astrophysics and particle physics. After introducing the open questions on both fields, we review here the major results of the last two years and…

High Energy Physics - Experiment · Physics 2012-11-26 Davide D'Angelo

The upcoming reactor neutrino experiment, KamLAND, has the ability to explore the Large Mixing Angle (LMA) solution to the solar neutrino problem. Here, we investigate the precision to which KamLAND should be able to measure these…

High Energy Physics - Phenomenology · Physics 2009-09-29 H. Murayama , A. Pierce

The signal produced in neutrino observatories by the pair-annihilation neutrinos emitted from a 20 $M_{\odot}$ pre-supernova star at the silicon burning phase is estimated. The spectrum of the neutrinos with an average energy $\sim$2 MeV is…

Astrophysics · Physics 2007-05-23 A. Odrzywolek , M. Misiaszek , M. Kutschera