English
Related papers

Related papers: Discriminating among Earth composition models usin…

200 papers

Geoneutrinos, the electron (anti)neutrinos generated in decays or decay chains of the radioactive elements within the Earth, primarily K-40, U-238, and Th-232, serve as a unique probe for the inner chemical composition of the Earth. A…

High Energy Physics - Experiment · Physics 2026-04-02 Haozhe Sun , Zhe Wang , Shaomin Chen

Geothermal energy is the key to drive the plate tectonics and interior thermodynamics of the Earth. The surface heat flux, as measured in boreholes, provide limited insights into the relative contributions of primordial versus radiogenic…

Geophysics · Physics 2020-01-08 Ruohan Gao , Zhiwei Li , Ran Han , Andong Wang , Yu-Feng Li , Yufei Xi , Jingao Liu , Xin Mao , Yao Sun , Ya Xu

Geo-neutrinos, electron anti-neutrinos produced in beta decays of naturally occurring radioactive isotopes in the Earth, are a unique direct probe of our planet's interior. We report the first observation at more than 3$\sigma$ C.L. of…

High Energy Physics - Experiment · Physics 2012-08-27 Borexino Collaboration

A natural nuclear fission reactor with a power output of 3- 10 terawatt at the center of the earth has been proposed as the energy source of the earth's magnetic field. The proposal can be directly tested by a massive liquid scintillation…

High Energy Physics - Experiment · Physics 2007-05-23 R. S. Raghavan

Knowledge of the composition of the Earth's interior is highly relevant to many geophysical and geochemical problems. Neutrino oscillations are modified in a non-trivial way by the matter effects and can provide valuable and unique…

Using PREM as a reference model for the Earth density distribution we investigate the sensitivity of the Hyper-Kamiokande (HK) detector to deviations of the Earth i) core average density $\bar{\rho}_C$, ii) lower mantle average density…

High Energy Physics - Experiment · Physics 2025-01-28 César Jesús-Valls , Serguey T. Petcov , Junjie Xia

Geoneutrinos can provide a unique insight into Earth's interior, its central engine and its formation history. We study the detection of geoneutrinos in large direct detection experiments, which has been considered non-feasible. We compute…

High Energy Physics - Phenomenology · Physics 2019-05-29 Graciela B. Gelmini , Volodymyr Takhistov , Samuel J. Witte

There are still several unanswered fundamental questions concerning our planet and in particular, about the deep Earth, from where we lack direct samples. Today, due to the progress in neutrino-detection techniques, a new and unique tool to…

High Energy Physics - Experiment · Physics 2021-02-12 S. Kumaran , L. Ludhova

The neutrino oscillations in Earth matter introduce modulations in the supernova neutrino spectra. These modulations can be exploited to identify the presence of Earth effects on the spectra, which would enable us to put a limit on the…

High Energy Physics - Phenomenology · Physics 2009-11-10 Amol S. Dighe , Mathias Th. Keil , Georg G. Raffelt

The science potential of a 10 kiloton deep-ocean liquid scintillation detector for ~1 MeV energy scale electron anti-neutrinos has been studied. Such an instrument, designed to be portable and function in the deep ocean (3-5 km) can make…

High Energy Physics - Experiment · Physics 2008-10-31 John G. Learned , Stephen T. Dye , Sandip Pakvasa

In the heart of the Creighton Mine near Sudbury (Canada), the SNO+ detector is foreseen to observe almost in equal proportion electron antineutrinos produced by U and Th in the Earth and by nuclear reactors. SNO+ will be the first long…

Geophysics · Physics 2016-07-21 M Baldoncini , V Strati , S A Wipperfurth , G Fiorentini , F Mantovani , W F McDonough , B Ricci

The KamLAND and Borexino experiments have observed, each at ~4 sigma level, signals of electron antineutrinos produced in the decay chains of thorium and uranium in the Earth's crust and mantle (Th and U geoneutrinos). Various pieces of…

High Energy Physics - Phenomenology · Physics 2013-05-30 G. Fiorentini , G. L. Fogli , E. Lisi , F. Mantovani , A. M. Rotunno

We show that a recently introduced class of electromagnetic composite particles can explain some discrepancies in observations involving heat and helium released from the earth. Energy release during the formation of the composites and…

Geophysics · Physics 2014-06-06 Frederick J. Mayer , John R. Reitz

We propose to include in the analysis of Borexino single event energy spectrum the scattering of $^{40}$K geo-antineutrinos by scintillator electrons. The Hydridic Earth model predicts the concentration of potassium in modern Earth from 1\%…

High Energy Physics - Experiment · Physics 2020-07-07 L. B. Bezrukov , I. S. Karpikov , A. S. Kurlovich , A. K. Mezhokh , S. V. Silaeva , V. V. Sinev , V. P. Zavarzina

There are four important facts about solar neutrinos. They are listed in order of importance in this abstract and discussed more in the text of the talk. First, solar neutrinos have been detected in four experiments with approximately the…

Astrophysics · Physics 2008-02-03 John N. Bahcall

We present an updated estimate of reactor antineutrino signal all over the world, with particular attention to the sites proposed for existing and future geo-neutrino experiment. In our calculation we take into account the most updated data…

High Energy Physics - Experiment · Physics 2014-03-18 B. Ricci , F. Mantovani , M. Baldoncini , J. Esposito , L. Ludhova , S. Zavatarelli

The Kamioka Liquid-scintillator Anti-Neutrino Detector (KamLAND) has detected for the first time the disappearance of electron antineutrinos from a terrestrial source at the 99.95% C.L. Interpreted in terms of neutrino oscillations, the…

High Energy Physics - Experiment · Physics 2011-07-19 Jason Detwiler

We discuss the possibility of forecasting earthquakes by means of (anti)neutrino tomography. Antineutrinos emitted from reactors are used as a probe. As the antineutrinos traverse through a region prone to earthquakes, observable variations…

High Energy Physics - Phenomenology · Physics 2015-05-18 Bin Wang , Ya-Zheng Chen , Xue-Qian Li

The Kamioka Liquid scintillator Anti-Neutrino Detector (KamLAND) is sensitive to the neutrino event spectrum from (mainly Japanese) nuclear reactors in both the energy domain and the time domain. While the energy spectrum of KamLAND events…

High Energy Physics - Phenomenology · Physics 2009-10-07 G. L. Fogli , E. Lisi , A. Palazzo , A. M. Rotunno

SuperKamiokande (SK) doped with gadolinium has the capability to efficiently identify electron-antineutrinos through inverse beta-decay. Given the size of SK and the number of nuclear reactors in its vicinity, we argue that SK can observe…

High Energy Physics - Phenomenology · Physics 2020-09-16 André de Gouvêa , Ivan Martinez-Soler