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Related papers: Neutrino Quantum Kinetics in Compact Objects

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Neutrino-nucleus scattering $\nu A\to \nu A$, in which the nucleus conserves its integrity, is considered. We show that elastic interactions keeping the nucleus in the same quantum state lead to a quadratic enhancement of the corresponding…

High Energy Physics - Phenomenology · Physics 2018-09-26 Vadim A. Bednyakov , Dmitry V. Naumov

We investigate the impact of charged current neutrino processes on the formation and evolution of neutrino spectra during the deleptonization of proto-neutron stars. To this end we develop the full kinematics of these reaction rates…

High Energy Astrophysical Phenomena · Physics 2020-02-21 Tobias Fischer , Gang Guo , Alan A. Dzhioev , Gabriel Martínez-Pinedo , Meng-Ru Wu , Andreas Lohs , Yong-Zhong Qian

We study the interplay of the neutrino quantum decoherence and bipolar collective neutrino oscillations. Using the numerical simulation of the neutrino evolution in a supernova environment we showthe suppression of the bipolar collective…

High Energy Physics - Phenomenology · Physics 2023-02-01 Konstantin Stankevich , Alexander Studenikin

As the lynchpin of all quantum correlations, quantum coherence is fundamental for distinguishing quantum systems from classical ones and is essential for realizing quantum advantages in areas such as computation, communication, and…

High Energy Physics - Phenomenology · Physics 2025-01-14 Ashutosh Kumar Alok , Massimo Blasone , Trambak Jyoti Chall , Neetu Raj Singh Chundawat , Gaetano Lambiase

We establish the most stringent experimental constraints coming from recent terrestrial neutrino experiments on quantum mechanical decoherence effects in neutrino systems. Taking a completely phenomenological approach, we probe vacuum…

High Energy Physics - Phenomenology · Physics 2019-08-17 A. M. Gago , E. M. Moura , W. J. C. Teves , R. Zukanovich Funchal

The core-collapse of massive stars and merger of neutron star binaries are among the most promising candidate sites for the production of high-energy cosmic neutrinos. We demonstrate that the high-energy neutrinos produced in such extreme…

High Energy Physics - Phenomenology · Physics 2024-02-06 Sajad Abbar , Jose Alonso Carpio , Kohta Murase

Core collapse supernovae are the leading actor in the story of the cosmic origin of the chemical elements. Existing models, which generally assume spherical symmetry and parameterize the explosion, have been able to broadly replicate the…

We overview the progress of the tables of the equation of state for astrophysical simulations and the numerical methods of neutrino transfer. Hot and dense matter play essential roles in core-collapse supernovae and neutron stars. Equation…

High Energy Astrophysical Phenomena · Physics 2021-12-22 Kohsuke Sumiyoshi

One of the greatest uncertainties in any modeling of inner engine of core-collapse supernova (CCSN) is neutrino flavor conversions driven by neutrino self-interactions. We carry out large-scale numerical simulations of multi-energy,…

High Energy Astrophysical Phenomena · Physics 2023-06-07 Hiroki Nagakura

Neutrinos produced during the collapse of a massive star are trapped in a nuclear medium (the proto-neutron star). Typically, neutrino energies (10-100 MeV) are of the order of nuclear giant resonances energies. Hence, neutrino propagation…

Nuclear Theory · Physics 2009-11-07 J. Margueron , J. Navarro , N. Van Giai

We consider the decoherence effects in the propagation of neutrinos in a background composed of a scalar particle and a fermion due to the non-forward neutrino scattering processes. Using a simple model for the coupling of the form $\bar…

High Energy Physics - Phenomenology · Physics 2020-01-16 Jose F. Nieves , Sarira Sahu

A precise description of neutrino-nucleus reactions will play a key role in addressing fundamental questions such as the leptonic CP violation and the neutrino mass hierarchy through analyzing data from next-generation neutrino oscillation…

Nuclear Theory · Physics 2017-04-12 S. X. Nakamura , H. Kamano , Y. Hayato , M. Hirai , W. Horiuchi , S. Kumano , T. Murata , K. Saito , M. Sakuda , T. Sato , Y. Suzuki

Neutron-rich matter at subnuclear densities may involve complex structures displaying a variety of shapes, such as spherical, slablike, and/or rodlike shapes. These phases of the {\it nuclear pasta} are expected to exist in the crust of…

Astrophysics · Physics 2009-11-10 C. J. Horowitz , M. A. Perez-Garcia , J. Piekarewicz

The interaction of neutrinos with nucleons in the envelope of a remnant of collapse with a strong magnetic field during the passage of the main neutrino flux is investigated. General expressions are derived for the reaction rates and for…

Astrophysics · Physics 2015-06-24 A. A. Gvozdev , I. S. Ognev

The successful transition from core-collapse supernova simulations using classical neutrino transport to simulations using quantum neutrino transport will require the development of methods for calculating neutrino flavor transformations…

High Energy Physics - Phenomenology · Physics 2022-07-13 McKenzie Myers , Theo Cooper , MacKenzie Warren , Jim Kneller , Gail McLaughlin , Sherwood Richers , Evan Grohs , Carla Frohlich

Accelerator-based neutrino oscillation experiments have the potential to revolutionise our understanding of fundamental physics, offering an opportunity to characterise charge-parity violation in the lepton section, to determine the…

High Energy Physics - Experiment · Physics 2023-01-24 S. Dolan

We calculate neutrino cross sections from neutral current reactions in the dense matter encountered in the evolution of a newly born neutron star. Effects of composition and of strong interactions in the deleptonization and cooling phases…

Astrophysics · Physics 2008-11-26 Sanjay Reddy , Madappa Prakash

Neutrino oscillations are a widely observed and well established phenomenon. It is also well known that deviations with respect to flavor conversion probabilities in vacuum arise due to neutrino interactions with matter. In this work, we…

High Energy Astrophysical Phenomena · Physics 2016-12-06 P. F. de Salas , R. A. Lineros , M. Tórtola

Recent studies have demonstrated that in anisotropic environments a coherent spin-flip term arises in the Quantum Kinetic Equations (QKEs) which govern the evolution of neutrino flavor and spin in hot and dense media. This term can mediate…

High Energy Physics - Phenomenology · Physics 2015-05-06 Vincenzo Cirigliano , George M. Fuller , Alexey Vlasenko

Thanks to feeble interactions, neutrinos show special advantages in the field of quantum information (QM). The properties of quantum correlations (QCs) are fundamental for neutrino-based QM. In this paper, we investigate the influence of…

General Relativity and Quantum Cosmology · Physics 2026-05-12 Ze-Wen Li , Shu-Jun Rong