Results 81 to 90 of about 50,556 (252)

Heavy Elements and Electromagnetic Transients from Neutron Star Mergers

open access: yesAnnalen der Physik, Volume 536, Issue 2, February 2024.
Astro‐(physics) has made major leaps forward through the combined information provided by both gravitational waves and electromagnetic emission from the first detected neutron star merger event. This review provides an up‐to‐date overview of today's understanding of neutron star mergers and their electromagnetic emission and it discusses possible ...
Stephan Rosswog, Oleg Korobkin
wiley   +1 more source

A model for neutrino anomalies and IceCube data

open access: yesJournal of High Energy Physics, 2019
We interpret the neutrino anomalies in neutrino oscillation experiments and the high energy neutrino events at IceCube in terms of neutrino oscillations in an extension of the standard model where three sterile neutrinos are introduced so as to make two ...
Y.H. Ahn, Sin Kyu Kang
doaj   +1 more source

Millimeter‐Wave WISP Search with Coherent Light‐Shining‐Through‐a‐Wall Toward the STAX Project

open access: yesAnnalen der Physik, Volume 536, Issue 1, January 2024.
This research article shows potential of millimeter waves for searching dark photons, one of the candidates of dark matter. By sharing a common reference signal, an excellent temporal coherency is achieved between production and detection of dark photons.
Akira Miyazaki   +7 more
wiley   +1 more source

Majorana CP violation insights from decaying neutrinos

open access: yesNuclear Physics B
It is well-known that within the standard three flavor neutrino oscillation formalism, the Majorana phases appearing in the neutrino mixing matrix cannot have any effect on neutrino oscillation probabilities thereby evading testability at neutrino ...
Sabila Parveen   +4 more
doaj   +1 more source

The Super-Kamiokande Experiment

open access: yes, 2008
Super-Kamiokande is a 50 kiloton water Cherenkov detector located at the Kamioka Observatory of the Institute for Cosmic Ray Research, University of Tokyo. It was designed to study neutrino oscillations and carry out searches for the decay of the nucleon.
Walter, C. W.
core   +1 more source

Limits on Dark Photons, Scalars, and Axion‐Electromagnetodynamics with the ORGAN Experiment

open access: yesAnnalen der Physik, Volume 536, Issue 1, January 2024.
The nature of dark matter is one of the biggest mysteries in the Universe. ORGAN is an experiment which seeks to understand dark matter by figuring out what it is made of. In this article, the current sensitivity of ORGAN to various promising dark matter candidates is presented, and the future sensitivity is projected.
Ben T. McAllister   +6 more
wiley   +1 more source

Neutrinos from the Early Universe and physics beyond standard models

open access: yesOpen Physics, 2015
Neutrino oscillations present the only robust example of experimentally detected physics beyond the standard model. This review discusses the established and several hypothetical beyond standard models neutrino characteristics and their cosmological ...
Kirilova Daniela
doaj   +1 more source

Fibonacci fast convergence for neutrino oscillations in matter

open access: yesPhysics Letters B, 2020
Understanding neutrino oscillations in matter requires a non-trivial diagonalization of the Hamiltonian. As the exact solution is very complicated, many approximation schemes have been pursued.
Peter B. Denton   +2 more
doaj   +1 more source

Atmospheric, Solar, and CHOOZ neutrinos: a global three generation analysis [PDF]

open access: yes, 2001
We perform a global three generation analysis of the current solar and atmospheric evidence in favor of neutrino oscillations. We also include the negative results coming from CHOOZ to constrain the nu_e mixing.
Fogli, G. L.   +4 more
core   +2 more sources

Hermitian Matrix Diagonalization and Its Symmetry Properties

open access: yesAdvances in High Energy Physics, Volume 2024, Issue 1, 2024.
A Hermitian matrix can be parametrized by a set consisting of its determinant and the eigenvalues of its submatrices. We established a group of equations which connect these variables with the mixing parameters of diagonalization. These equations are simple in structure and manifestly invariant in form under the symmetry operations of dilatation ...
S. H. Chiu, T. K. Kuo, Anna Cimmino
wiley   +1 more source

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