Results 61 to 70 of about 5,547 (200)

Light vector mediators facing XENON1T data

open access: yesPhysics Letters B, 2020
Recently the XENON1T collaboration has released new results on searches for new physics in low-energy electronic recoils. The data shows an excess over background in the low-energy tail, particularly pronounced at about 2−3keV.
D. Aristizabal Sierra   +3 more
doaj   +1 more source

Detecting dark photons from atomic rearrangement in the galaxy

open access: yesJournal of High Energy Physics, 2021
We study a new dark sector signature for an atomic process of “rearrangement” in the galaxy. In this process, a hydrogen-like atomic dark matter state together with its anti-particle can rearrange to form a highly-excited bound state.
James Eiger, Michael Geller
doaj   +1 more source

Study on the Neutrino Oscillation with a Next Generation Medium‐Baseline Reactor Experiment

open access: yesAdvances in High Energy Physics, Volume 2014, Issue 1, 2014., 2014
For over fifty years, reactor experiments have played an important role in neutrino physics, in both discoveries and precision measurements. One of the methods to verify the existence of neutrino is the observation of neutrino oscillation phenomena.
Chang Dong Shin   +2 more
wiley   +1 more source

Challenges in Double Beta Decay

open access: yesAdvances in High Energy Physics, Volume 2014, Issue 1, 2014., 2014
In the past ten years, neutrino oscillation experiments have provided the incontrovertible evidence that neutrinos mix and have finite masses. These results represent the strongest demonstration that the electroweak Standard Model is incomplete and that new Physics beyond it must exist.
Oliviero Cremonesi   +2 more
wiley   +1 more source

Search for high energy 5.5 MeV solar axions with the complete Borexino dataset

open access: yesEuropean Physical Journal C: Particles and Fields
A search for solar axions and axion-like particles produced in the $$p+d\rightarrow ^3\textrm{He}+A~(5.5 ~\textrm{MeV})$$ p + d → 3 He + A ( 5.5 MeV ) reaction was performed using the complete dataset of the Borexino detector (3995 days of measurement ...
(Borexino collaboration)
doaj   +1 more source

Remaining inconsistencies with solar neutrinos: can spin flavour precession provide a clue?

open access: yes, 2009
A few inconsistencies remain after it has been ascertained that LMA is the dominant solution to the solar neutrino problem: why is the SuperKamiokande spectrum flat and why is the Chlorine rate prediction over two standard deviations above the data ...
Bellini G [Borexino Collaboration]   +5 more
core   +1 more source

Sterile Neutrino Fits to Short‐Baseline Neutrino Oscillation Measurements

open access: yesAdvances in High Energy Physics, Volume 2013, Issue 1, 2013., 2013
This paper reviews short‐baseline oscillation experiments as interpreted within the context of one, two, and three sterile neutrino models associated with additional neutrino mass states in the ~1 eV range. Appearance and disappearance signals and limits are considered.
J. M. Conrad   +5 more
wiley   +1 more source

The Relevance of Nuclear Reactions for Standard Solar Models Construction

open access: yesFrontiers in Astronomy and Space Sciences, 2021
The fundamental processes by which nuclear energy is generated in the Sun have been known for many years. However, continuous progress in areas such as neutrino experiments, stellar spectroscopy and helioseismic data and techniques requires ever more ...
Francesco L. Villante   +3 more
doaj   +1 more source

Borexino: A real time liquid scintillator detector for low energy solar neutrino study

open access: yes, 2002
Borexino is a large unsegmented calorimeter featuring 300 tons of liquid scintillator, contained in a 8.5 meter nylon vessel, viewed by 2200 PMTs. The main goal of Borexino is the study, in real time, of low energy solar neutrinos, and in particular, the
Miramonti, Lino
core   +2 more sources

Sensitivities on dark photon from the forward physics experiments

open access: yesJournal of High Energy Physics, 2022
Neutrino-electron scattering experiments can explore the potential presence of a light gauge boson A′ which arises from an additional U(1) B−L group, or a dark photon A′ which arises from a dark sector and has kinetic mixing with the SM hypercharge gauge
Kingman Cheung, C. J. Ouseph
doaj   +1 more source

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