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In this paper, we first calculate the realistic Earth matter effects in the detection of type II supernova neutrinos at the Daya Bay reactor neutrino experiment which is currently under construction. It is found that the Earth matter…

High Energy Physics - Phenomenology · Physics 2009-06-19 Xin-Heng Guo , Ming-Yang Huang , Bing-Lin Young

Reactor neutrino experiments play a crucial role in advancing our knowledge of neutrinos. A precise measurement of reactor electron antineutrino flux and spectrum evolution can be key inputs in improving the knowledge of neutrino mass and…

High Energy Physics - Experiment · Physics 2023-05-31 The Daya Bay Collaboration

The Jiangmen Underground Neutrino Observatory (JUNO) is designed to study neutrino mass hierarchy and measure three of the neutrino oscillation parameters with high precision using reactor antineutrinos. It is also able to study many other…

Instrumentation and Detectors · Physics 2018-09-26 Qin Liu , Miao He , Xuefeng Ding , Weidong Li , Haiping Peng

Precise vertex reconstruction is essential for large liquid scintillator detectors. A novel method based on machine learning has been successfully developed to reconstruct the event vertex in JUNO previously. In this paper, the performance…

Instrumentation and Detectors · Physics 2022-05-10 Zi-Yuan Li , Zhen Qian , Jie-Han He , Wei He , Cheng-Xin Wu , Xun-Ye Cai , Zheng-Yun You , Yu-Mei Zhang , Wu-Ming Luo

The mass matrices of the charged leptons and neutrinos, that had been derived in the framework of a Minimal S_3-invariant Extension of the Standard Model, are here reparametrized in terms of their eigenvalues. The neutrino mixing matrix,…

High Energy Physics - Phenomenology · Physics 2008-11-26 O. Felix , A. Mondragon , M. Mondragon , E. Peinado

Reactor neutrinos play an important role in determining parameter theta_{13} in the lepton mixing (PMNS) matrix. A next important step on measuring PMNS matrix could be to build another reactor neutrino experiment, for example, DaYa bay in…

High Energy Physics - Phenomenology · Physics 2009-01-16 Q. Y. Liu , J. Deng , B. L. Chen , P. Yang

The relatively large value of $\theta_{13}$ established recently by the Daya Bay reactor experiment opens the possibility to determine the neutrino mass ordering with experiments currently under construction. We investigate synergies…

High Energy Physics - Phenomenology · Physics 2015-06-04 Mattias Blennow , Thomas Schwetz

Large-area PhotoMultiplier Tubes (PMT) allow to efficiently instrument Liquid Scintillator (LS) neutrino detectors, where large target masses are pivotal to compensate for neutrinos' extremely elusive nature. Depending on the detector light…

The Daya Bay reactor antineutrino experiment has recently measured the neutrino mixing parameter sin22{\theta}13 by observing electron antineutrino disappearance over kilometer-scale baselines using six antineutrino detectors at near and…

Instrumentation and Detectors · Physics 2017-08-23 M. Krohn , B. R. Littlejohn , K. M. Heeger

There seems to be a non-negligible discrepancy between Daya Bay and T2K experimental results of a neutrino mixing angle, $\theta_{13}$ . We show the discrepancy can be simply passed away even in the standard three neutrinos framework by…

High Energy Physics - Phenomenology · Physics 2015-11-12 Naoyuki Haba , Hiroyuki Ishida , Kyousuke Shimada , Yuya Yamaguchi

Large-scale detectors consisting of a liquid scintillator target surrounded by an array of photo-multiplier tubes (PMTs) are widely used in the modern neutrino experiments: Borexino, KamLAND, Daya Bay, Double Chooz, RENO, and the upcoming…

Instrumentation and Detectors · Physics 2022-11-15 Arsenii Gavrikov , Yury Malyshkin , Fedor Ratnikov

A lithium-based radiochemical detector is aimed primarily to detect neutrinos from CNO cycle what will provide a direct proof of its existence and will be a stringent test of the theory of stellar evolution. Another task which can be solved…

High Energy Physics - Phenomenology · Physics 2007-05-23 Anatoly Kopylov , Valery Petukhov

We present an evaluation of the background induced by $^{241}$Am-$^{13}$C neutron calibration sources in the Daya Bay reactor neutrino experiment. As a significant background for electron-antineutrino detection at 0.26$\pm$0.12 per detector…

Instrumentation and Detectors · Physics 2016-07-21 W. Q. Gu , G. F. Cao , X. H. Chen , X. P. Ji , G. S. Li , J. J. Ling , J. Liu , X. Qian , W. Wang

The Daya Bay experiment was the first to report simultaneous measurements of reactor antineutrinos at multiple baselines leading to the discovery of $\bar{\nu}_e$ oscillations over km-baselines. Subsequent data has provided the world's most…

Instrumentation and Detectors · Physics 2016-02-02 F. P. An , J. Z. Bai , A. B. Balantekin , H. R. Band , D. Beavis , W. Beriguete , M. Bishai , S. Blyth , R. L. Brown , I. Butorov , D. Cao , G. F. Cao , J. Cao , R. Carr , W. R. Cen , W. T. Chan , Y. L. Chan , J. F. Chang , L. C. Chang , Y. Chang , C. Chasman , H. Y. Chen , H. S. Chen , M. J. Chen , Q. Y. Chen , S. J. Chen , S. M. Chen , X. C. Chen , X. H. Chen , X. S. Chen , Y. X. Chen , Y. Chen , J. H. Cheng , J. Cheng , Y. P. Cheng , J. J. Cherwinka , S. Chidzik , K. Chow , M. C. Chu , J. P. Cummings , J. de Arcos , Z. Y. Deng , X. F. Ding , Y. Y. Ding , M. V. Diwan , L. Dong , J. Dove , E. Draeger , X. F. Du , D. A. Dwyer , W. R. Edwards , S. R. Ely , S. D. Fang , J. Y. Fu , Z. W. Fu , L. Q. Ge , V. Ghazikhanian , R. Gill , J. Goett , M. Gonchar , G. H. Gong , H. Gong , Y. A. Gornushkin , M. Grassi , L. S. Greenler , W. Q. Gu , M. Y. Guan , R. P. Guo , X. H. Guo , R. W. Hackenburg , R. L. Hahn , R. Han , S. Hans , M. He , Q. He , W. S. He , K. M. Heeger , Y. K. Heng , A. Higuera , P. Hinrichs , T. H. Ho , M. Hoff , Y. K. Hor , Y. B. Hsiung , B. Z. Hu , L. M. Hu , L. J. Hu , T. Hu , W. Hu , E. C. Huang , H. Z. Huang , H. X. Huang , P. W. Huang , X. Huang , X. T. Huang , P. Huber , G. Hussain , Z. Isvan , D. E. Jaffe , P. Jaffke , K. L. Jen , S. Jetter , X. P. Ji , X. L. Ji , H. J. Jiang , W. Q. Jiang , J. B. Jiao , R. A. Johnson , J. Joseph , L. Kang , S. H. Kettell , S. Kohn , M. Kramer , K. K. Kwan , M. W. Kwok , T. Kwok , C. Y. Lai , W. C. Lai , W. H. Lai , T. J. Langford , K. Lau , L. Lebanowski , J. Lee , M. K. P. Lee , R. T. Lei , R. Leitner , J. K. C. Leung , K. Y. Leung , C. A. Lewis , B. Li , C. Li , D. J. Li , F. Li , G. S. Li , J. Li , N. Y. Li , Q. J. Li , S. F. Li , S. C. Li , W. D. Li , X. B. Li , X. N. Li , X. Q. Li , Y. Li , Y. F. Li , Z. B. Li , H. Liang , J. Liang , C. J. Lin , G. L. Lin , P. Y. Lin , S. X. Lin , S. K. Lin , Y. C. Lin , J. J. Ling , J. M. Link , L. Littenberg , B. R. Littlejohn , B. J. Liu , C. Liu , D. W. Liu , H. Liu , J. L. Liu , J. C. Liu , S. Liu , S. S. Liu , X. Liu , Y. B. Liu , C. Lu , H. Q. Lu , J. S. Lu , A. Luk , K. B. Luk , T. Luo , X. L. Luo , L. H. Ma , Q. M. Ma , X. Y. Ma , X. B. Ma , Y. Q. Ma , B. Mayes , K. T. McDonald , M. C. McFarlane , R. D. McKeown , Y. Meng , I. Mitchell , D. Mohapatra , J. Monari Kebwaro , J. E. Morgan , Y. Nakajima , J. Napolitano , D. Naumov , E. Naumova , C. Newsom , H. Y. Ngai , W. K. Ngai , Y. B. Nie , Z. Ning , J. P. Ochoa-Ricoux , A. Olshevskiy , A. Pagac , H. -R. Pan , S. Patton , C. Pearson , V. Pec , J. C. Peng , L. E. Piilonen , L. Pinsky , C. S. J. Pun , F. Z. Qi , M. Qi , X. Qian , N. Raper , B. Ren , J. Ren , R. Rosero , B. Roskovec , X. C. Ruan , W. R. Sands , B. Seilhan , B. B. Shao , K. Shih , W. Y. Song , H. Steiner , P. Stoler , M. Stuart , G. X. Sun , J. L. Sun , N. Tagg , Y. H. Tam , H. K. Tanaka , W. Tang , X. Tang , D. Taychenachev , H. Themann , Y. Torun , S. Trentalange , O. Tsai , K. V. Tsang , R. H. M. Tsang , C. E. Tull , Y. C. Tung , N. Viaux , B. Viren , S. Virostek , V. Vorobel , C. H. Wang , L. S. Wang , L. Y. Wang , L. Z. Wang , M. Wang , N. Y. Wang , R. G. Wang , T. Wang , W. Wang , W. W. Wang , X. T. Wang , X. Wang , Y. F. Wang , Z. Wang , Z. Wang , Z. M. Wang , D. M. Webber , H. Y. Wei , Y. D. Wei , L. J. Wen , D. L. Wenman , K. Whisnant , C. G. White , L. Whitehead , C. A. Whitten , J. Wilhelmi , T. Wise , H. C. Wong , H. L. H. Wong , J. Wong , S. C. F. Wong , E. Worcester , F. F. Wu , Q. Wu , D. M. Xia , J. K. Xia , S. T. Xiang , Q. Xiao , Z. Z. Xing , G. Xu , J. Y. Xu , J. L. Xu , J. Xu , W. Xu , Y. Xu , T. Xue , J. Yan , C. G. Yang , L. Yang , M. S. Yang , M. T. Yang , M. Ye , M. Yeh , Y. S. Yeh , K. Yip , B. L. Young , G. Y. Yu , Z. Y. Yu , S. Zeng , L. Zhan , C. Zhang , F. H. Zhang , H. H. Zhang , J. W. Zhang , K. Zhang , Q. X. Zhang , Q. M. Zhang , S. H. Zhang , X. T. Zhang , Y. C. Zhang , Y. H. Zhang , Y. M. Zhang , Y. X. Zhang , Y. M. Zhang , Z. J. Zhang , Z. Y. Zhang , Z. P. Zhang , J. Zhao , Q. W. Zhao , Y. F. Zhao , Y. B. Zhao , L. Zheng , W. L. Zhong , L. Zhou , N. Zhou , Z. Y. Zhou , H. L. Zhuang , S. Zimmerman , J. H. Zou

We discuss the minimum requirements for a neutrino beta beam if theta_13 is discovered by an upcoming reactor experiment, such as Double Chooz or Daya Bay. We require that both neutrino mass hierarchy and leptonic CP violation can be…

High Energy Physics - Phenomenology · Physics 2009-11-13 Walter Winter

It is now widely accepted that a new middle baseline disappearance reactor neutrino experiment with multiple detectors could provide a clean measurement of the $\theta_{13}$ mixing angle, free from any parameter degeneracies and…

High Energy Physics - Experiment · Physics 2009-11-10 Th. Lasserre

The far site detector complex of the Daya Bay reactor experiment is proposed as a location to search for sterile neutrinos with > eV mass. Antineutrinos from a 500 kCi 144Ce-144Pr beta-decay source (DeltaQ=2.996 MeV) would be detected by…

High Energy Physics - Experiment · Physics 2013-05-08 D. A. Dwyer , K. M. Heeger , B. R. Littlejohn , P. Vogel

The Jiangmen Underground Neutrino Observatory (JUNO) is an experiment designed to study neutrino oscillations. Determination of neutrino mass ordering and precise measurement of neutrino oscillation parameters $\sin^2 2\theta_{12}$, $\Delta…

High precision vertex and energy reconstruction is crucial for large liquid scintillator detectors such as JUNO, especially for the determination of the neutrino mass ordering by analyzing the energy spectrum of reactor neutrinos. This…

Instrumentation and Detectors · Physics 2022-12-01 Gui-hong Huang , Wei Jiang , Liang-jian Wen , Yi-fang Wang , Wu-Ming Luo

The relatively large measured value of theta_13 has opened various possiblities to determine the neutrino mass ordering, among them using PINGU, the low-energy extention of the IceCube neutrino telescope, to observe matter effects in…

High Energy Physics - Phenomenology · Physics 2015-06-16 Mattias Blennow , Thomas Schwetz