Neutrinos from dense environments: Flavor mechanisms, theoretical approaches, observations, and new directions
MC Volpe - Reviews of Modern Physics, 2024 - APS
Neutrino masses and mixings produce vacuum oscillations, an established quantum
mechanical phenomenon. In matter, the Mikheev-Smirnov-Wolfenstein effect, due to …
mechanical phenomenon. In matter, the Mikheev-Smirnov-Wolfenstein effect, due to …
Neutrinos and nucleosynthesis of elements
T Fischer, G Guo, K Langanke… - Progress in Particle and …, 2024 - Elsevier
Neutrinos are known to play important roles in many astrophysical scenarios from the early
period of the big bang to current stellar evolution being a unique messenger of the fusion …
period of the big bang to current stellar evolution being a unique messenger of the fusion …
Fast neutrino flavor conversion in core-collapse supernovae: A parametric study in 1D models
We explore the impact of small-scale flavor conversions of neutrinos, the so-called fast flavor
conversions (FFCs), on the dynamical evolution and neutrino emission of core-collapse …
conversions (FFCs), on the dynamical evolution and neutrino emission of core-collapse …
Evaluating approximate asymptotic distributions for fast neutrino flavor conversions in a periodic 1D box
The fast flavor conversions (FFCs) of neutrinos generally exist in core-collapse supernovae
and binary neutron-star merger remnants and can significantly change the flavor …
and binary neutron-star merger remnants and can significantly change the flavor …
Roles of fast neutrino-flavor conversion on the neutrino-heating mechanism of core-collapse supernova
H Nagakura - Physical Review Letters, 2023 - APS
One of the greatest uncertainties in any modeling of the inner engine of core-collapse
supernova (CCSN) is neutrino-flavor conversions driven by neutrino self-interactions. We …
supernova (CCSN) is neutrino-flavor conversions driven by neutrino self-interactions. We …
Simple method for determining asymptotic states of fast neutrino-flavor conversion
M Zaizen, H Nagakura - Physical Review D, 2023 - APS
Neutrino-neutrino forward scatterings potentially induce collective neutrino oscillation in
dense neutrino gases in astrophysical sites such as core-collapse supernovae (CCSNe) …
dense neutrino gases in astrophysical sites such as core-collapse supernovae (CCSNe) …
Characterizing quasisteady states of fast neutrino-flavor conversion by stability and conservation laws
M Zaizen, H Nagakura - Physical Review D, 2023 - APS
The question of what ingredients characterize the quasisteady state of fast neutrino-flavor
conversion (FFC) is one of the longstanding riddles in neutrino oscillation. Addressing this …
conversion (FFC) is one of the longstanding riddles in neutrino oscillation. Addressing this …
Collisional flavor instability in dense neutrino gases
Charged-current neutrino processes such as ν e+ n⇌ p+ e-and ν¯ e+ p⇌ n+ e+ destroy the
flavor coherence among the weak-interaction states of a single neutrino and thus damp its …
flavor coherence among the weak-interaction states of a single neutrino and thus damp its …
Basic characteristics of neutrino flavor conversions in the postshock regions of core-collapse supernova
H Nagakura, M Zaizen - Physical Review D, 2023 - APS
One of the active debates in core-collapse supernova (CCSN) theory is how significantly
neutrino flavor conversions induced by neutrino-neutrino self-interactions change the …
neutrino flavor conversions induced by neutrino-neutrino self-interactions change the …
Two-moment neutrino flavor transformation with applications to the fast flavor instability in neutron star mergers
Multi-messenger astrophysics has produced a wealth of data with much more to come in the
future. This enormous data set will reveal new insights into the physics of core-collapse …
future. This enormous data set will reveal new insights into the physics of core-collapse …