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in this paper we review flavor-energy uncertainty relations for neutrino oscillations in quantum field theory, putting in evidence the analogy with the case of unstable particles. our study reveals that flavor neutrinos are intrinsically characterized by an energy distribution with a non-vanishing width. in the ultrare... | flavor neutrinos as unstable particles |
the work investigates the coupling between ion-acoustic waves and neutrino flavor oscillations in a nonrelativistic electron-ion plasma under the influence of a mixed neutrino beam. neutrino oscillations are mediated by the flavor polarization vector dynamics in a material medium. the linear dispersion relation around ... | coupling between ion-acoustic waves and neutrino oscillations |
a radiative model of quark and lepton masses utilizing the binary tetrahedral (t‧) flavor symmetry, or horizontal symmetry, is proposed which produces the first two generation of quark masses through their interactions with vector-like quarks that carry charges under an additional u (1). by softly-breaking the t‧ to a ... | a radiative model of quark masses with binary tetrahedral symmetry |
in this work, we analyze two-flavor neutrino oscillations within the framework of quantum estimation theory (qet). we compute the quantum fischer information (qfi) for the mixing angle θ and show that mass measurements are the ones that achieve optimal precision. we also study the fischer information (fi) associated wi... | quantum estimation in neutrino oscillations |
the coupling between ion acoustic waves (iaws) and a neutrino beam undergoing flavor oscillations in a dense, relativistically degenerate plasma is analyzed. the neutrino-driven streaming instability of the iaws is investigated with relevance to plasma conditions at the last stage of stellar evolution in a massive supe... | neutrino-driven instability of ion acoustic waves in an ultrarelativistic degenerate plasma |
collective oscillations of supernova neutrinos above the neutrino sphere can be completely described by the propagation of individual neutrinos in external potentials and are in this sense a linear phenomenon. an effective theory of collective oscillations can be developed based on certain assumptions about time depend... | neutrino conversion in a neutrino flux: towards an effective theory of collective oscillations |
three-flavor neutrino oscillations in matter can be described by three effective neutrino masses ${\tilde{m}}_{i}$ (for i = 1, 2, 3) and the effective mixing matrix vαi(for α = e,μ, τ and i = 1, 2, 3). when the matter parameter $a\equiv 2\sqrt{2}{g}_{\mathrm{f}}{n}_{\text{e}}e$ is taken as an independent variable, a co... | continuous and discrete symmetries of renormalization group equations for neutrino oscillations in matter |
in this paper, we study the evolution of random hypermagnetic fields (hmfs) in the symmetric phase of the early universe before the electroweak phase transition. the behavior of hmfs is driven by the analog of the chiral magnetic effect accounting for the asymmetries of leptons and higgs bosons. these asymmetries are a... | impact of hypermagnetic fields on relic gravitational waves, neutrino oscillations and baryon asymmetry |
we study the novel asteroseismology of the chiral magnetic wave (cmw) of the quark number density in relativistic quark matter inside neutron stars and core-collapse supernovae and the chiral vortical wave (cvw) of the neutrino number density in relativistic neutrino matter at the core of supernovae. we call the oscill... | chiral asteroseismology: seismic oscillations caused by chiral transport in neutron stars and supernovae |
neutrinos are a powerful tool for searching physics beyond the standard model of elementary particles. in this review, we present the status of the research on charge-parity-time (cpt) symmetry and lorentz invariance violations using neutrinos emitted from the collapse of stars such as supernovae and other astrophysica... | searches for violation of cpt symmetry and lorentz invariance with astrophysical neutrinos |
the dynamics of quantum‑memory‑assisted entropic uncertainty for the closed neutrino system in the context of two flavor oscillations and the meson system within the framework of open quantum system are investigated. it is found that the entropic uncertainty exists in close relation with the quantum correlation, and gr... | entropic uncertainty in neutrino and meson systems |
in this work, we have studied lepton flavor violating (lfv) decays of $z$ gauge boson and higgs boson ($h$) in the scotogenic model. we have computed branching ratios for the decays $z\to\ell_\alpha\ell_\beta$ and $h\to\ell_\alpha\ell_\beta$ in this model. here, $\ell_\alpha$ and $\ell_\beta$ are different charged lept... | lepton flavor violating $z$ and higgs decays in the scotogenic model |
the detection of galactic supernova (sn) neutrinos represents one of the future frontiers of low energy neutrino physics and astrophysics. the neutron coherence of neutral currents (ncs) allows quite large cross-sections in the case of neutron rich targets, which can be exploited in detecting earth and sky neutrinos by... | neutral current coherent cross-sections — implications on detecting sn and earth neutrinos with gaseous spherical tpc’s |
as a result of a non-trivial mixing matrix, neutrinos cannot be simultaneously in a flavor and mass eigenstate. we formulate and discuss information entropic relations that quantify the associated quantum uncertainty. we also formulate a protocol to determine the pontecorvo-maki-nakagawa-sakata (pmns) matrix from quant... | neutrino flavor-mass uncertainty relations and an entanglement-assisted determination of the pmns matrix |
uncertainties in flavor and mass eigenstates of neutrinos are considered within the majorization approach. nontrivial bounds reflect the fact that neutrinos cannot be simultaneously in flavor and mass eigenstates. as quantitative measures of uncertainties, both the rényi and tsallis entropies are utilized. within the c... | flavor-mass majorization uncertainty relations and their links to the mixing matrix |
in the standard model, the permutation symmetry among the three generations of fundamental fermions is usually regarded to be broken by the higgs couplings. it is found that the symmetry is restored if we include the mass matrix parameters as physical variables which transform appropriately under the symmetry operation... | flavor mixing and the permutation symmetry among generations |
in very special relativity (vsr), the neutrino mass term is coupled with the vsr preferred axis, and hence lorentz violating in nature. beyond standard model physics predicts neutrino magnetic moment which is linearly proportional to the mass eigenstates of the neutrinos. we report an additive kinematic phase in the ne... | very special relativity induced phase due to neutrino magnetic moment in neutrino oscillation |
we consider the effects of planck scale operators on four flavour neutrino mixings. quantum gravity (planck scale effects) leads to an effective su(2)l × u(1) invariant dimension-5 lagrangian involving, neutrino and higgs fields. on symmetry breaking, this operator gives rise to correction to the neutrino masses and mi... | quantum gravity effects on oscillation parameters in a four flavor framework |
in this short review, we see some typical models in which light neutrino masses are generated at the loop level. these models involve new higgs bosons whose yukawa interactions with leptons are constrained by the neutrino oscillation data. predictions about flavor structures of $\ell \to \overline{\ell}_1 \ell_2 \ell_3... | radiative neutrino mass models |
neutrino interactions with matter play an important role in determining the nucleosynthesis outcome in explosive astrophysical environments such as core-collapse supernovae or mergers of compact objects. in this article, we first discuss our recent work on the importance of studying the time evolution of collective neu... | linking neutrino oscillations to the nucleosynthesis of elements |
neutrino and anti-neutrino states coming from the neutral current or z0 decay are blind with respect to the flavor. the neutrino oscillation is observed and formulated when its flavor is known. however, it has been shown that we can see neutrino oscillation pattern for z0 decay neutrinos provided that both neutrino and... | neutral current neutrino oscillation via quantum field theory approach |
in this work, we study the effects that interacting quark matter has on the stellar structure of strange and charm quark stars. additionally, their stability against radial pulsations is analyzed using a first-order formalism for adiabatic general relativistic oscillations. besides, the early stage of stellar evolution... | interacting quark matter effects on the structure of compact stars |
on the basis of quantum field theory, we consider a unified description of various processes accompanied by neutrinos, namely, weak decays and oscillation processes. the structures of the expectation values of flavor-neutrino numbers with respect to the neutrino-source hadron state are investigated. due to the smallnes... | expectation values of flavor-neutrino numbers with respect to neutrino-source hadron states: neutrino oscillations and decay probabilities |
we revisit the theory of neutrino oscillations and describe it through the formalism of weak measurements with postselection. it is well understood that due to the large momentum uncertainty in detection, there is no collapse of the neutrino wavefunction in the momentum or energy basis, and the mass eigenstates are det... | theory of neutrino detection: flavor oscillations and weak values |
abstract we study the analytic expression for four flavor neutrino oscillation in the presence of matter. we calculate the time evolution operator on flavor and mass basis. we find the matter dependent mass square difference and neutrino transition probabilities for (3+1) four flavor neutrino oscillation. | analytical approach of matter effect on (3+1) neutrino oscillation |
we investigate three-flavor neutrino oscillation affected by an environment mimicking a continuous non-selective measurement. we show that such a coupling that is given by a measured observable affects probability of inter-flavor neutrino transition and a steady-state correlation function of the neutrino's flavor. we j... | neutrino oscillations in the presence of matter and continuous non-selective measurement |
the theory of neutrino oscillations rests on the assumption, that the interaction basis and the physical (mass) basis of neutrino states are different. therefore neutrino is produced in a certain welldefined superposition of three mass eigenstates, which propagate separately and may be detected as a different superposi... | projection quantum mechanics and neutrino mixing |
we find an analytical expression of neutrino oscillation in the earth matter medium. we give analytical expresssion for the energy eigenvalue and cp violating phase in matter for three generations of neutrinos using the fritzsch parametrigation for the flavor mixing matrix.we also study how the earth matter effects can... | the cp violating phase in matter for three generatons of neutrinos using the fritzsch parametrization |
mass state transitions are a key feature of parametrized relativistic dynamics (prd). prd is a manifestly covariant quantum theory with invariant evolution parameter. the theory has been applied to neutrino flavor oscillations between two mass states. it is generalized to transitions between three mass states and appli... | parametrized relativistic dynamical framework for neutrino oscillations |
in our work, we study the texture zeros of mν in the minimal extended type-i seesaw (mes) with incorporating one extra gauge singlet field “s”. the mes models deal with the dirac neutrino mass matrix (md), the right-handed majorana mass matrix (mr) and the sterile neutrino mass matrix (ms). we carry out the mapping of ... | study of texture zeros of fermion mass matrices in minimal extended seesaw mechanism and symmetry realization |
in screening models with scalar-matter conformal coupling, we study the flavor transition of neutrinos. we employ an analytical method for studying the oscillation phase in a spherically symmetric spacetime filled by a scalar field. since the ambient matter density determines the scalar field's behavior, an indirect en... | screening models and neutrino oscillations |
we consider the flavor transformation of neutrinos through oscillatory matter profiles. we show that the neutrino oscillation hamiltonian in this case describes a rabi system with an infinite number of rabi modes. we further show that, in a given physics problem, the majority of the rabi modes have too small amplitudes... | matter parametric neutrino flavor transformation through rabi resonances |
in three generations or more, we derive the oscillation probabilities of both dirac and majorana neutrinos relativistically by using the dirac equation. we present various oscillation probabilities for including wrong-helicity neutrinos, right-handed neutrinos, and anti-neutrinos. we summarize the relations between the... | exact oscillation probabilities of neutrinos in three generations derived from relativistic equation |
we provide a renormalizable model which encompasses a light z', at the 𝒪(100 mev) scale with non trivial flavor structure. the z' can mix both with the photon by kinetic mixing and with the z by mass mixing, exhibiting a rich low energy phenomenology. we emphasize the importance of considering the complete model, cont... | flavor effects at the mev and tev scales |
after a brief history of two known types of neutrino mixing and oscillations, including neutrino spin and spin-flavour oscillations in the transversal magnetic field, we perform systematic study of a new phenomenon of neutrino spin and spin-flavour oscillations engendered by the transversal matter currents on the bases... | neutrino spin and spin-flavor oscillations in matter currents and magnetic fields |
we propose a simple extension of the zee model in order to solve the dark matter issue. it is achieved by adding one generation of two vectorlike leptons and introducing an exact z2 symmetry. we establish the parameter space that is consistent with the constraints coming from lepton flavor violation processes, neutrino... | inert extension of the zee model |
a number of derivations of the standard neutrino oscillation formula are known, each one providing its own unique insights. common to all treatments is the assumption that neutrinos propagate freely between source and detector, as indeed they do in all experiments thus far conducted. here, we consider how neutrinos osc... | neutrino oscillations in a trapping potential |
the neutrino oscillation patterns can be modified by neutrino interactions with external environments including electromagnetic fields that can influence on neutrinos in the case neutrinos have nonzero electromagnetic properties [1]. the phenomenon of neutrino oscillations can proceed only in the case of the coherent s... | the effect of neutrino quantum decoherence |
icecube has changed the rules of the game and continues to progress. their observations are compatible with cosmic neutrinos undergoing 3 flavor oscillations. the topologies of the events have been used to probe ordinary and exotic physics. still, we need independent confirmations of this assumption; the astrophysical ... | a discussion of icecube neutrino events, circa 2015 |
we study the texture zeros of 4 × 4 neutrino mass matrices mν in the minimal extended type-i seesaw (mes) mechanism, incorporating one extra gauge singlet field “s”. the 4 × 4 mes model deals with 3 × 3 (md), 3 × 3 (mr) and 1 × 3 mass matrix (ms) which couples the right-handed neutrinos and the singlet field “s”. we ca... | understanding of two-zero textures of neutrino mass matrices in minimal extended seesaw mechanism and their symmetry realization |
we analyze the evolution of a neutrino in an inhomogeneous electromagnetic field. based on exact solutions to the equation describing both flavor oscillations and spin rotation, we obtain the probabilities of neutrino spin-flavor transitions. the propagation of a neutrino in the field of a point magnetic dipole is cons... | asymmetry of the propagation of left-handed neutrinos in an inhomogeneous magnetic field |
analysis of neutrino oscillation data involves a combination of complex fitting procedures and statistical correction techniques that are used to determine the full three-flavor pmns parameters and constraint contours. these techniques rely on computationally intensive "multi-universe" stochastic modeling. the process ... | implementation of feldman-cousins corrections and oscillation calculations in the hpc environment for the nova experiment |
nova is a long-baseline neutrino oscillation experiment using fermilab's 700 kw numi muon neutrino beam. two functionally identical scintillator detectors are placed off the beam axis, separated by 810 km oscillation baseline. both detectors have high active material fractions and are finely segmented allowing for prec... | nova recent results with neutrino+antineutrino data |
an evanescent wave is a nonpropagating wave with an imaginary wave vector. in this study, we prove that these are solutions of the tachyon-like klein-gordon equation, and that in the tunneling of ultrarelativistic spin-1/2 particles they describe superluminal states arising from the interactions between a particle and ... | evanescent waves and superluminal behavior of matter |
the discovery of neutrino oscillations has shown that neutrinos, in contradiction to a prediction of the minimal standard model, have mass. oscillations do not yield a value for the mass, but do set a lower limit of 0.02 ev on the average of the 3 known eigenmasses. moreover, they make it possible to determine or limit... | direct probes of neutrino mass |
quantum simulation is an important way to study the dirac particles in a general situation. discrete quantum walk (dqw), is a powerful quantum simulation scheme, and implementable in well controllable table-top set-ups. we first identify that the conventional dqw can't exactly simulate dirac cellular automaton (dca), a... | quantum simulation of neutrino oscillation and dirac particle dynamics in curved space-time |
recent x-ray observations in the central compact remnant of puppis a and other young pulsars have provided convincing evidence about the anti-magnetar nature of the so-called central compact objects (ccos). the measured period derivative, corrected by the proper movement, provides exceptionally low superficial magnetic... | could a hypercritical accretion be associated with the atypical magnetic-field behavior in rx j0822-4300? |
in very special relativity (vsr), the neutrino mass term is coupled with the vsr preferred axis, and hence lorentz violating in nature. beyond standard model physics predicts neutrino magnetic moment which is linearly proportional to the mass eigenstates of the neutrinos. we report an additive kinematic phase in the ne... | very special relativity induced phase in neutrino oscillation |
we explore the possibility to explain a bosonic dark matter candidate with a gauge singlet inside the loop to generate the neutrino mass matrix at two-loop level. the mass matrix is suppressed by a small mixing that comes from the bound on direct detection experiments of the dark matter, and equivalent of the three-loo... | a two loop radiative neutrino model |
collective neutrino oscillations in a core collapse supernova is a many-body phenomenon which can transform the neutrino energy spectra through emergent effects. one example of this behavior is the neutrino spectral swaps in which neutrinos of different flavors partially or completely exchange their spectra. in this ta... | can we scan the supernova model space for collective oscillations? |
within a conventional hamiltonian description, we find accurate closed-form expressions for the oscillation probabilities of three coupled neutrinos propagating in matter. subtle cancelations that occur in coefficients of our formulation are avoided for all transitions $\nu_a \to \nu_b$ by transforming to a different s... | simple and accurate oscillation probabilities for three coupled neutrinos propagating in matter |
the daya bay reactor neutrino experiment’s unique configuration of multiple baselines from six 2.9 gw th nuclear reactors to eight antineutrino detectors deployed in two near (effective baselines ∼500 m and ∼600 m) and one far (effective baseline ∼1600 m) underground experimental halls makes it possible to look for osc... | search for a light sterile neutrino at daya bay |
the standard model has been effective way beyond expectations in foreseeing the result of almost all the experimental tests done up so far. in it, neutrinos are massless. nonetheless, in recent years we have collected solid proofs indicating little but non zero masses for the neutrinos (when contrasted with those of th... | neutrinos: fast & curious |
the daya bay reactor neutrino experiment was designed to precisely measure the neutrino oscillation parameter θ 13 via the relative comparison of neutrino rates and spectra at different baselines. eight identically designed detectors were deployed in two near experimental halls and a far hall. six 2.9 gwth nuclear powe... | recent results from the daya bay experiment |
we propose an ansatz, named the "particle ansatz", that in the rest frame of a flavor neutrino all its mass eigenstate momentums should simultaneously be zero. under the particle ansatz, the mass measurable phase differences (mmphds) can be derived as $\delta\phi_{ji}\simeq [2m_{\nu_\alpha}(m_j-m_i)/4 e_{\nu_\alpha}]l$... | mass measurable phase differences in neutrino oscillations |
ultrahigh energetic neutrino events have been recorded by ice-cube. the detection of these events indicates the extragalactic origin of the neutrinos. in order to characterized the elementary mechanisms responsible for the emission of these neutrinos it is necessary to determine their energy distributions and flavor co... | cross sections of ultrahigh-energy neutrinos: comparison with ice-cube data |
we discuss some recent results on neutrino physics in the context of the inverse β-decay of uniformly accelerated protons. specifically, we compute the decay rate of the process p → n + e + + ν in both the laboratory frame (where the proton is non-inertial) and the comoving frame (where the proton is at rest and intera... | unlocking neutrino mysteries via the inverse β-decay |
the icecube experiment has recently released 3 years of data of the first ever detected high-energy (≳ 30tev) neutrinos, which are consistent with an extraterrestrial origin. in this talk, we compute the compatibility of the observed track-to-shower ratio with possible combinations of neutrino flavors with relative pro... | on the flavor composition of the high-energy neutrinos in icecube |
many theoretical and astrophysical arguments involve consideration of the effects of super strong electromagnetic fields and the rotation during the late stages of core-collapse supernovae. in what follows, we solve einstein field equations that are minimally coupled to an arbitrary (current-free) born-infeld nonlinear... | neutrino astrophysics in slowly rotating spacetimes permeated by nonlinear electrodynamics fields |
the oscillating probabilities of lepton flavor changing neutrino oscillation processes, where neutrinos are detected by charged-current and neutral-current interactions, are calculated in a quantum field-theoretical approach to neutrino oscillations based on a modification of the feynman propagator in the momentum repr... | neutrino oscillation processes with a change of lepton flavor in quantum field-theoretical approach |
by deploying a massive high-resolution liquid argon time projection chamber detector at the sanford underground research facility, south dakota, sampling a high-intensity 1.2 mw neutrino beam produced 1300km away at fermilab, the deep underground neutrino experiment (dune) will perform high-precision measurements of ne... | searching for beyond the standard model physics with the dune experiment |
we propose to measure leptonic cp phase, after neutrino mass hierarchy is established, with an upgrade of the pingu detector and using atmospheric neutrino flux. the upgrade, called super-pingu, will require a few megaton effective volume at 0.5-1 gev range to distinguish δ in the range π / 2- 3 π / 2 from 0 after 4 ye... | super-pingu for measuring cp violation |
an interplay between electromagnetic properties of massive neutrinos and neutrino oscillation phenomena is discussed. the role of neutrino oscillations in the search of neutrino magnetic moments in experiments on low-energy elastic neutrino-electron scattering is emphasized. a general treatment of neutrino spin-flavor ... | electromagnetic interactions of massive neutrinos and neutrino oscillations |
we try to define "our world" by stating that "we live in the quantum 4-dimensional minkowski space-time with the force-fields gauge group $su_c(3) \times su_l(2) \times u(1) \times su_f(3)$ built-in from the outset". we begin by explaining what "space" and "time" are meaning for us - the 4-dimensional minkowski space-t... | we live in the quantum 4-dimensional minkowski space-time |
the discovery of neutrino oscillations has shown that neutrinos, in contradiction to a prediction of the minimal standard model, have mass. oscillations do not yield a value for the mass, but do set a lower limit of 0.02 ev on the average of the 3 known eigenmasses. moreover, they make it possible to determine or limit... | direct probes of neutrino mass |
the confirmation of the neutrino mass by oscillation phenomena converts the study of the magnetic dipole moment (mdm) of the neutrino, in vacuum and regions where existing external magnetic fields, a topic of particular interest from the theoretical point of view. the mdm has an implicit relation with neutrino masses, ... | contribution to the neutrino magnetic moment coming from 2hdm in presence of magnetic fields |
the purpose of this thesis is to look for new phenomena in the icecube atmospheric neutrino spectrum. first we revisit the high energy neutrino cross section in the perturbative qcd (pqcd) framework and perform a new next-to-next-to leading order calculation with new parton distribution functions. we further use the co... | new physics with atmospheric neutrinos |
we investigate collective neutrino oscillation (cno) including neutrino halo effects in an iron core-collapse supernova model. we find that cno suddenly occurs beyond the propagating shock front evolved from a 9.6m ⊙ star. also, we find that neutrinos inwardly scattered by background matter can be ignored outside the s... | collective flavor conversion including the neutrino halo in core-collapse supernovae |
minos, main injector neutrino oscillation search, is a long-baseline neutrino oscillation experiment in the numi muon neutrino beam at the fermi national accelerator laboratory in batavia, il. it consists of two detectors, a near detector positioned 1 km from the source of the beam and a far detector 734 km away in min... | sterile neutrino search with minos |
the latest global analysis of neutrino oscillation data indicates that the normal neutrino mass ordering is favored over the inverted one at the 3σ level. the best-fit values of the largest neutrino mixing angle θ23 and the dirac cp-violating phase δ are located in the higher octant and the third quadrant, respectively... | spontaneous μ-τ reflection symmetry breaking in neutrino phenomenology |
we have studied the earth matter effect on the oscillation of upward going gev neutrinos by taking into account the three active neutrino flavors. for neutrino energy in the range 3 to 12 gev we observed three distinct resonant peaks for the oscillation process νe ↔νμ,τ in three distinct densities. however, according t... | propagation of gev neutrinos through earth |
the majorana neutrino mass matrix combines information from the neutrino masses and the leptonic mixing in the flavor basis. its invariance under some transformation matrices indicates the existence of certain residual symmetry. we offer an intuitive display of the structure of the majorana neutrino mass matrix, using ... | the majorana neutrino mass matrix indicated by the current data |
in the present theory, the masses of neutrinos are required in order to realize oscillations. by analogy with the oscillation of quantum two-state system, we assume that neutrino oscillations may be regarded as quantum tunneling process. the difference of the quantum numbers between two particles may build a barrier. t... | massless neutrino oscillations via quantum tunneling |
the physics of a superconductor subjected to a magnetic field is known to be equivalent to neutrino oscillations. examining the properties of singlet-triplet oscillations in the magnetic field, a sterile neutrino--shown to be a majorana fermion--is suggested to be represented by singlet cooper pairs and moderates flavo... | reproducing sterile neutrinos and the behavior of flavor oscillations with superconducting-magnetic proximity effects |
the most abundant particles in the universe are photons and neutrinos. both types of particles are whirling around everywhere, since the early universe. hence the neutrinos are all around us, and permanently pass through our planet and our bodies, but we do not notice: they are extremely elusive. they were suggested as... | neutrinos: mysterious particles with fascinating features, which led to the physics nobel prize 2015 |
we examine the reliability of the theoretical methods presently used for analysis and prediction of neutrino oscillation phenomena. of particular interest are the limitations imposed by branch points when expansions in one of the small parameters of the standard neutrino model (snm) are made to obtain tractable results... | regions of applicability of approximate formulations of neutrino oscillations in matter |
the icecube experiment has recently released 3 years of data of the first ever detected high-energy (≳ 30 tev) neutrinos, which are consistent with an extraterrestrial origin. in this talk, we compute the compatibility of the observed track-to-shower ratio with possible combinations of neutrino flavors with relative pr... | the flavor ratio of the tev-pev neutrinos in icecube |
self-induced neutrino flavor dynamics has been typically characterized assuming that either the time (in the core-collapse supernova environment) or space (in the early universe) homogeneity in the initial conditions is preserved through the evolution. in this talk we show that small deviations from an initial postulat... | damping of self-induced neutrino flavor transitions due to inhomogeneities |
we discuss the impact of consistent modeling of weak processes and nuclear equation of state (eos) during the deleptonization phase of protoneutron stars (pns). they are born in the event of a core-collapse supernova. being initially hot and lepton rich, pnss deleptonize via the continuous emission of neutrinos of all ... | early protoneutron star deleptonization - consistent modeling of weak processes and equation of state |
nucraft calculates oscillation probabilities for atmospheric neutrinos, taking into account matter effects and the earth's atmosphere, and supports an arbitrary number of sterile neutrino flavors with easily configurable continuous earth models. continuous modeling of the earth instead of the often-used approximation o... | nucraft: oscillation probabilities for atmospheric neutrinos calculator |
the reno experiment has successfully measured (θ_{13}) using the disappearance of electron anti-neutrinos in three-flavor neutrino oscillations.we search for sterile neutrinos in four-flavor oscillation model using roughly 1500 days of data collected by the reno experiment. we have not seen any positive signal and obta... | search for sterile neutrinos at reno |
in a dense supernova environment, neutrinos can undergo flavor conversions known as the collective oscillations. these self induced neutrino flavor conversions (collective oscillations) are almost exclusively studied in the standard two flavor scenario. we study these oscillations in the complete three flavor scenario.... | dense neutrino oscillations : beyond two flavor |
the deep underground neutrino experiment (dune) will use large liquid argon (lar) detectors to measure the cp violating phase, determine the neutrino mass hierarchy and perform precision tests of the three-flavor paradigm in long-baseline neutrino oscillations. the underground laboratory will house four detectors, each... | the protodune single-phase liquid argon detector and beam measurement program at cern |
in this paper we considered semiclassical neutrino spin precession in a transversal matter current and quantum case of the neutrino spin oscillations in the mass and flavor bases induced by a moving media. in the first part we have verified, that even without presence of an electromagnetic field, in presence of a matte... | neutrino spin precession and oscillations in transversal matter currents |
similar to the case in vacuum, it is straightforward to describe neutrino oscillations in matter with the effective lepton flavor mixing matrix \tilde{u} and neutrino mass-squared differences {\tilde{δ }}ji\equiv {\tilde{m}}j2-{\tilde{m}}i2 (i, j = 1, 2, 3). by calculating two sets of sum rules of \tilde{u} and {\tilde... | sum rules and asymptotic behaviors of neutrino mixing and oscillations in matter |
we propose a criterion to disentangle genuine from matter-induced cp violation in neutrino oscillations, based solely on symmetry principles. we prove a theorem establishing that, in any flavor channel, neutrino oscillation cp asymmetries have two contributions that are profoundly different: a cpt violating term that v... | disentangling genuine cp violation from matter effects in neutrino oscillations |
our knowledge about the earth's interior is mainly based on seismic measurements, cosmochemical and petrological constraints, and theories of earth formation. whereas the matter density profile is determined with a high precision, the chemical composition of the deep earth can only be estimated indirectly. in particula... | perspectives for probing the earth core composition with atmospheric neutrino detectors: the case of hydrogen |
minos is a 2-detector long baseline experiment design to investigate the phenomenon of neutrino oscillation. over its seven year of data taking, from 2005 to 2012, minos has collected accelerator neutrino data based on 14.07 × 1020 protons on target (pot) as well as atmospheric neutrino data corresponding to an exposur... | neutrino oscillations in minos |
we derive the effective neutrino evolution hamiltonian and corresponding expressions for the neutrino flavour and spin-flavour oscillation probabilities accounting for the neutrino interactions with an external electric current though the neutrino charge radius and anapole moment. the obtained results are of interest f... | spin and spin-flavor oscillations due to neutrino charge radii interaction with an external environment |
the standard model (sm) is one of the most complete theories encapsulating fundamental particle interactions. despite its far-ranging success, neutrino flavor oscillations, the observed baryon asymmetry, the dark matter puzzle, and complete absence of gravity from the theory makes it clear that there must exist interac... | looking for bsm physics in calcium-45 beta decay |
reactor neutrino experiments have played a key role in the discovery and precision study of neutrino oscillations. the kamland reactor experiment in japan made the original discovery of reactor neutrino oscillation and confirmed neutrino flavor change with terrestrial neutrinos. subsequently the daya bay experiment in ... | precision studies of reactor neutrinos: international collaborations for discovery science |
the observation of neutrino flavor oscillations shows that lepton flavor is not conserved in nature, raising the question of whether similar phenomena will be found among the charged leptons. for this reason, new experiments to search for µ-to-e conversion - a muon bound in a 1s orbital around a nucleus converts into a... | nucleon-level effective theory of muon to electron conversion in nuclei |
we explore the role of matter effect in the evolution of neutrino oscillation parameters in the presence of flavor-conserving and flavor-violating non-standard interactions (nsis) of the neutrino. we derive simple approximate analytical expressions showing the evolution/running of the mass-mixing parameters in matter w... | evolution of neutrino mass-mixing parameters in matter with non-standard interactions |
we present results of a proof of concept application of superconducting radio frequency cavities for quantum computation in simulation in a high energy physics application, namely the oscillation of neutrino flavors in free space and matter. using a simulation of the interaction of a transmon with the cavity, we design... | proof of concept high energy physics application of superconducting radio frequency cavities for quantum computation: neutrino oscillation in free space and matter |
the field of deep underground nuclear physics is within an exciting and burgeoning phase, demonstrated by the recent award of the 2105 nobel prize in physics for the observation of neutrino oscillations and neutrino flavor change, with new detector systems in construction and deployment to further develop this scientif... | overview of opportunities in underground nuclear physics |
nova is a long-baseline off-axis accelerator neutrino experiment utilizing the numi beam produced at fermilab to address outstanding questions in neutrino physics. by measuring muon neutrino disappearance and electron neutrino appearance between the near detector at fermilab and the 14 kiloton far detector in ash river... | latest long-baseline oscillation results from nova combining neutrino and antineutrino data |
nufact 2019 is the 21st in the series of yearly international workshops which started in 1999 and which had previously been called the international workshop on neutrino factories. the change of name to international workshop on neutrinos from accelerators is related to the fact that the workshop program has, over the ... | the 21st international workshop on neutrinos from accelerators |
current cloud quantum processors based on superconducting qubits are primarily set up for employing the two lowest levels of transmon circuits as qubits. here, we show that functionality made accessible to the user also enables the use of higher levels, turning the transmon into a qudit. as an illustration, we present ... | simulating neutrino oscillations with a transmon qutrit. |
the observation of the next supernova in our galaxy will greatly advance our understanding of how massive stars die. the value of an early supernova alert cannot be overstated because it is a once-in-a-generation event. the earliest indication of the explosion is the arrival of the neutrino burst which will lead to a s... | the effect of neutrino flavor oscillations on the supernova early warning pypeline (snewpy) |
observations of neutrino oscillations from the majority of neutrino oscillation experiments are consistent with a three-flavor framework. however, the excess of events seen by lsnd and miniboone may be incompatible with this model and require an additional, sterile, neutrino to explain these data with neutrino mixing. ... | sterile neutrino search via neutral-current disappearance with nova |
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