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Astrophysical tests of the stability of fundamental couplings, such as the fine-structure constant $\alpha$, are a powerful probe of new physics. Recently these measurements, combined with local atomic clock tests and Type Ia supernova and…

Cosmology and Nongalactic Astrophysics · Physics 2016-01-13 C. J. A. P. Martins , A. M. M. Pinho , P. Carreira , A. Gusart , J. López , C. I. S. A. Rocha

Ab-initio relativistic dynamical mean-field theory is applied to resolve the long-standing controversy between theory and experiment in the "simple" face-centered cubic phase of plutonium called delta-Pu. In agreement with experiment,…

Strongly Correlated Electrons · Physics 2009-11-11 L. V. Pourovskii , M. I. Katsnelson , A. I. Lichtenstein , L. Havela , T. Gouder , F. Wastin , A. B. Shick , V. Drchal , G. H. Lander

We formulate according to the quantum mechanical uncertainty relation a new quantum electrodynamical uncertainty relation $\Delta \breve{A} . \Delta l \sim \hbar/e$ where $\breve{A}$ and $\Delta l \geq l_B$ are the electromagnetic pure…

Mesoscale and Nanoscale Physics · Physics 2008-02-03 F. Ghaboussi

Future accelerator neutrino experiments will provide a powerful tool to measure standard oscillation parameters and search for new physics. In this context, we discuss the prospects of building an accelerator neutrino experiment in China.…

High Energy Physics - Experiment · Physics 2022-03-01 Jian Tang , Sampsa Vihonen , Yu Xu

Statistical methods of presenting experimental results in constraining the neutrino mass hierarchy (MH) are discussed. Two problems are considered and are related to each other: how to report the findings for observed experimental data, and…

High Energy Physics - Phenomenology · Physics 2013-01-22 X. Qian , A. Tan , W. Wang , J. J. Ling , R. D. McKeown , C. Zhang

Spatial and temporal variations in the electron-to-proton mass ratio, mu, and in the fine-structure constant, alpha, are predicted in non-Standard models aimed to explain the nature of dark energy. Among them the so-called chameleon-like…

Cosmology and Nongalactic Astrophysics · Physics 2009-11-20 S. A. Levshakov , I. I. Agafonova , P. Molaro , D. Reimers

An updated and extended analysis of the quark mass dependence of the nucleon's axial vector coupling constant g_A is presented in comparison with state-of-the-art lattice QCD results. Special emphasis is placed on the role of the…

High Energy Physics - Lattice · Physics 2008-11-26 M. Procura , B. U. Musch , T. R. Hemmert , W. Weise

Non-zero leptonic CP phases in the neutrino sector are clear evidence for physics beyond the Standard Model and have many implications in particle physics and cosmology. Some clues to maximal Dirac CP violation $\delta_{CP}=3\pi/2$ are…

High Energy Physics - Phenomenology · Physics 2017-10-17 Ying Zhang

The current short baseline reactor experiments, Daya Bay and RENO (Double Chooz) have measured (or are capable of measuring) an effective $\Delta m^2$ associated with the atmospheric oscillation scale of 0.5 km/MeV in electron anti-neutrino…

High Energy Physics - Phenomenology · Physics 2016-03-23 Stephen Parke

We consider the two four-neutrino schemes that are compatible with all neutrino oscillation data. We present the range of the corresponding mixing parameters allowed by the results of neutrino oscillation experiments. We discuss the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Carlo Giunti

The ammonia method to probe variations of the electron-to-proton mass ratio, Delta_mu/mu, is applied for the first time to dense prestellar molecular clouds in the Milky Way. Carefully selected sample of 21 NH_3/CCS pairs observed in the…

Cosmology and Nongalactic Astrophysics · Physics 2009-11-05 Paolo Molaro , Sergei A. Levshakov , MiKhail G. Kozlov

We discuss possibilities to investigate the effects of CP (and T) violation in the lepton sector in neutrino oscillation experiments. We consider the effects of CP violation in the framework of two schemes of mixing of four massive…

High Energy Physics - Phenomenology · Physics 2014-11-17 S. M. Bilenky , C. Giunti , W. Grimus

In this paper, we investigate the consequences of maximal length as well as minimal momentum scales on nonlocal correlations shared by two parties of a bipartite quantum system. To this aim, we rely on a general phenomenological scheme…

Quantum Physics · Physics 2023-08-21 Pasquale Bosso , Fabrizio Illuminati , Luciano Petruzziello , Fabian Wagner

The effects of long- and short-range correlations on the charge distributions of some medium and heavy nuclei are investigated. The long-range correlations are treated within the Random Phase Approximation framework and the short-range…

Nuclear Theory · Physics 2008-11-26 Marta Anguiano , Giampaolo Co'

We discuss the analytical expression of the oscillation probabilities at low energy long baseline experiments, such as T2HK and T2HKK in the presence of nonstandard interactions (NSIs). We show that these experiments are advantageous to…

High Energy Physics - Phenomenology · Physics 2020-06-24 Osamu Yasuda

Phenomenological CP-violating parameters in decays of neutral B-mesons are discussed with special attention to the degree of their measurability. Important role of the sign of \Delta m_B is emphasized. We briefly describe how it could be…

High Energy Physics - Phenomenology · Physics 2016-11-03 Ya. Azimov

Within the framework of residual symmetry, two $\mathbb{Z}_2$ type associate $\mu\tau$ interchange symmetries robustly constrain the Dirac CP phase $\delta$ in a model independent way. Both of them predict simultaneous maximality of…

High Energy Physics - Phenomenology · Physics 2020-01-08 Rome Samanta , Roopam Sinha , Ambar Ghosal

We discuss, in the context of precision measurement of Delta m^2_{31} and theta_{13}, physics capabilities enabled by the recoilless resonant absorption of monochromatic antineutrino beam enhanced by the M\"ossbauer effect recently proposed…

High Energy Physics - Phenomenology · Physics 2009-11-11 Hisakazu Minakata , Shoichi Uchinami

We study the physics capabilities of the NuMI beamline with an off-axis highly-segmented iron scintillator detector and with the inclusion of the currently under study proton driver upgrade. We focus on the prospects for the experimental…

High Energy Physics - Phenomenology · Physics 2007-05-23 Gabriela Barenboim , Andre de Gouvea , Michal Szleper , Mayda Velasco

The current data of the two long-baseline accelerator experiments NO$\nu$A and T2K, shows a tension at more than 90$\%$ C.L. for 2 degrees of freedom, in the determination of the standard CP-phase $\delta_{\mathrm {CP}}$ in case of neutrino…

High Energy Physics - Phenomenology · Physics 2022-01-26 Sabya Sachi Chatterjee , Antonio Palazzo