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Related papers: Target Neutrino Mass Precision for Determining the…

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We study the impact of assumptions made about the neutrino mass ordering on cosmological parameter estimation with the purpose of understanding whether in the future it will be possible to infer the specific neutrino mass distribution from…

Cosmology and Nongalactic Astrophysics · Physics 2020-09-15 Maria Archidiacono , Steen Hannestad , Julien Lesgourgues

Matter effects modify the mixing and the effective masses of neutrinos in a way which depends on the neutrino mass hierarchy. Consequently, for normal and inverted hierarchies the oscillations and flavor conversion results are different.…

High Energy Physics - Phenomenology · Physics 2013-12-30 Alexei Yu. Smirnov

Large mass ice/water Cherenkov experiments, optimized to detect low energy (1-20 GeV) atmospheric neutrinos, have the potential to discriminate between normal and inverted neutrino mass hierarchies. The sensitivity depends on several model…

High Energy Physics - Experiment · Physics 2015-06-12 D. Franco , C. Jollet , A. Kouchner , V. Kulikovskiy , A. Meregaglia , S. Perasso , T. Pradier , A. Tonazzo , V. Van Elewyck

The neutrino mass hierarchy, i.e., whether the $\nu_3$ neutrino mass eigenstate is heavier or lighter than the $\nu_1$ and $\nu_2$ mass eigenstates, is one of the remaining undetermined fundamental features of the neutrino Standard Model.…

High Energy Physics - Experiment · Physics 2015-07-01 X. Qian , P. Vogel

An approximate neutrino mixing matrix is formutated by using the standard neutrino mixing matrix as a basis and experimental data of neutrino oscillations as inputs. By using the resulted approximate neutrino mixing matrix to proceed the…

High Energy Physics - Phenomenology · Physics 2016-07-05 Asan Damanik

Future cosmological data may be sensitive to the effects of a finite sum of neutrino masses even as small as ~0.06 eV, the lower limit guaranteed by neutrino oscillation experiments. We show that a cosmological detection of neutrino mass at…

Astrophysics · Physics 2008-11-26 Pasquale D. Serpico

In this paper, we investigate whether it is possible to determine the neutrino mass hierarchy via a high-statistics and real-time observation of supernova neutrinos with short-time characteristics. The essential idea is to utilize distinct…

High Energy Physics - Phenomenology · Physics 2019-06-27 Junji Jia , Yaoguang Wang , Shun Zhou

We investigate the impact of prior models on the upper bound of the sum of neutrino masses, $\sum m_{\nu}$. We use data from Large Scale Structure of galaxies, Cosmic Microwave Background, Type Ia SuperNovae, and Big Bang Nucleosynthesis.…

We have carefully analysed the potential of future Cosmic Microwave Background (CMB) and Large Scale Structure (LSS) measurements to probe neutrino masses. We perform a Fisher matrix analysis on a 9-dimensional cosmological parameter space…

Astrophysics · Physics 2009-11-07 Steen Hannestad

We investigate the constraints on the sum of neutrino masses ($\Sigma m_\nu$) using the most recent cosmological data, which combines the distance measurement from baryonic acoustic oscillation in the extended Baryon Oscillation…

Cosmology and Nongalactic Astrophysics · Physics 2018-05-01 Sai Wang , Yi-Fan Wang , Dong-Mei Xia

We review the current status of the neutrino mass and mixing parameters needed to reconstruct the neutrino mass matrix. A comparative study of the precision in the measurement of oscillation parameters expected from the next generation…

High Energy Physics - Phenomenology · Physics 2016-09-06 Sandhya Choubey

In this work we update the bounds on $\sum m_{\nu}$ from latest publicly available cosmological data and likelihoods using Bayesian analysis, while explicitly considering particular neutrino mass hierarchies. In the minimal…

Cosmology and Nongalactic Astrophysics · Physics 2020-07-17 Shouvik Roy Choudhury , Steen Hannestad

We investigate the sensitivity of some of the proposed next-generation neutrino experiments to a galactic supernova. In particular, we study how well the supernova parameters (the average energies and luminosities) can be separated from the…

High Energy Physics - Phenomenology · Physics 2010-10-27 Solveig Skadhauge , Renata Zukanovich Funchal

The various experiments on neutrino oscillation evidenced that neutrinos have indeed non-zero masses but cannot tell us the absolute neutrino mass scale. This scale of neutrino masses is very important for understanding the evolution and…

High Energy Physics - Experiment · Physics 2013-09-05 Christian Weinheimer , Kai Zuber

It is generally believed that neutrino mass hierarchy can be determined at a long baseline experiment, often using accelerator neutrino beams. Reactor neutrino experiments at an intermediate baseline have the capability to distinguish…

High Energy Physics - Experiment · Physics 2012-10-29 Liang Zhan , Yifang Wang , Jun Cao , Liangjian Wen

The proposed PINGU experiment to measure the neutrino mass hierarchy is presented, in the context of long-range planning by the U.S. nuclear physics community.

Instrumentation and Detectors · Physics 2019-08-14 D. F. Cowen , T. DeYoung , D. Grant , D. A. Dwyer , S. R. Klein , K. B. Luk , D. R. Williams

After the neutrino mixing angle $\theta_{13}$ has been precisely measured by the reactor antineutrino experiments, one of the most important open questions left in neutrino physics is the neutrino mass hierarchy. Jiangmen Underground…

Instrumentation and Detectors · Physics 2016-05-03 Guang Yang

Constraints on neutrino masses are estimated based on future observations of the cosmic microwave background (CMB) including the B-mode polarization produced by CMB lensing using the Planck satellite, and baryon acoustic oscillations…

Cosmology and Nongalactic Astrophysics · Physics 2013-09-13 Koichi Hirano

Neutrino oscillation data indicate that $\theta_{23}$ is close to $\pi/4$ and $\theta_{13}$ is very small. A simple $\mu\leftrightarrow\tau$ exchange symmetry of the neutrino mass matrix predicts $\theta_{23}=-\pi/4$ and $\theta_{13}=0$.…

High Energy Physics - Phenomenology · Physics 2018-03-13 Rambabu Korrapati , S. Uma Sankar