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Related papers: CP violating effects in coherent elastic neutrino-…

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High-energy neutrino astronomy will be capable of observing particles at both extremely high energies and over extremely long baselines. These features make such experiments highly sensitive to the effects of CPT and Lorentz violation. In…

High Energy Physics - Phenomenology · Physics 2009-11-11 Dan Hooper , Dean Morgan , Elizabeth Winstanley

The observation of the coherent elastic neutrino-nucleus scattering (CE$\nu$NS) provides us opportunities to explore a wide class of new physics. In the Standard Model (SM), the CE$\nu$NS process arises from the vector and axial-vector…

High Energy Physics - Phenomenology · Physics 2021-12-01 Wei Chao , Tong Li , Jiajun Liao , Min Su

We propose a way of detecting CP violation in a single neutrino oscillation channel at very long baselines (on the order of several thousands of kilometers), given precise knowledge of the smallest mass-squared difference. It is shown that…

High Energy Physics - Phenomenology · Physics 2008-11-26 D. C. Latimer , J. Escamilla , D. J. Ernst

The ultimate goal for future neutrino facilities is the determination of CP violation in neutrino oscillations. Besides $| U(e3) | \ne 0$, this will require precision experiments with a very intense neutrino source and energy control. With…

High Energy Physics - Phenomenology · Physics 2008-11-26 José Bernabéu , Catalina Espinoza

Small neutrino masses confirmed in the neutrino oscillation experiments indicate the need for new physics beyond the standard model. Seesaw mechanism is an interesting way to extend the standard model for explaining the neutrino masses. In…

High Energy Physics - Phenomenology · Physics 2023-11-28 Zhe Wang , Xing-Hua Yang , Xin-Yi Zhang

Coherent elastic neutrino-nucleus scattering (CE$\nu$NS) represents a powerful tool to investigate key electroweak physics parameters and neutrino properties since its first observation in 2017 by the COHERENT experiment exploiting the…

High Energy Physics - Phenomenology · Physics 2023-03-15 M. Atzori Corona , M. Cadeddu , N. Cargioli , F. Dordei , C. Giunti , Y. F. Li , C. A. Ternes , Y. Y. Zhang

The interference between the atmospheric and solar neutrino oscillation sub-amplitudes is said to be responsible for CP violation (CPV) in neutrino appearance channels. More precisely, CPV is generated by the interference between the parts…

High Energy Physics - Phenomenology · Physics 2024-11-06 Gabriela Barenboim , Stephen J. Parke

In models where the Standard Model is extended by Majorana fermions, interference effects due to the presence of CP violating phases have been shown to play a crucial role in lepton number violating processes. However, important effects can…

High Energy Physics - Phenomenology · Physics 2022-03-02 J. Kriewald , A. Abada , A. M. Teixeira

We summarize our paper hep-ph/9908390, where we find that in some regions of supersymmetric parameter space, CP violating effects that mix the CP-even and CP-odd Higgs bosons can enhance the neutralino annihilation rate by factors of 10^6,…

High Energy Physics - Phenomenology · Physics 2009-10-31 Paolo Gondolo , Katherine Freese

Supersymmetric models with broken R-parity induced by lepton number violating terms provide a calculable framework for neutrino masses and mixings. Within models with bilinear R-parity breaking six new physical phases appear which are…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. Hirsch , T. Kernreiter , W. Porod

A natural realization of CPT violation in neutrino oscillation can arise due to the coupling to a light scalar or vector dark matter (DM). The dark non-standard interaction (NSI) is associated with the $\gamma_0$ matrix in neutrino's…

High Energy Physics - Phenomenology · Physics 2019-04-16 Shao-Feng Ge , Hitoshi Murayama

In a class of new physics models, an extended Higgs sector and new CP-violating sources are simultaneously present in order to explain the baryon asymmetry in the Universe. The aim of this work is to study the implications of beyond the…

High Energy Physics - Phenomenology · Physics 2017-11-15 Ligong Bian , Ning Chen , Yongchao Zhang

One of the primary objectives of Deep Underground Neutrino Experiment (DUNE) is to discover the leptonic CP violation and to identify it's source. In this context, we study the impact of non-standard neutrino interactions (NSIs) on…

High Energy Physics - Phenomenology · Physics 2018-10-17 K. N. Deepthi , Srubabati Goswami , Newton Nath

We explore the prospects of observing leptonic CP violation in a neutrino factory in the context of a scenario with three strongly oscillating neutrinos able to account for the solar, the atmospheric and the LSND results. We address also…

High Energy Physics - Phenomenology · Physics 2009-10-31 G. Barenboim , F. Scheck

The high scale mixing unification hypothesis recently proposed by three of us (R. N. M., M. K. P. and G. R.) states that if at the seesaw scale, the quark and lepton mixing matrices are equal then for quasi-degenerate neutrinos, radiative…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. K. Agarwalla , M. K. Parida , R. N. Mohapatra , G. Rajasekaran

In neutrino oscillation with non-standard interactions (NSI) the system is enriched with CP violation caused by phases due to NSI in addition to the standard lepton Kobayashi-Maskawa phase \delta. In this paper we show that it is possible…

High Energy Physics - Phenomenology · Physics 2010-01-22 A. M. Gago , H. Minakata , H. Nunokawa , S. Uchinami , R. Zukanovich Funchal

We investigate new physics with light-neutral mediators through coherent elastic neutrino-nucleus scattering (CE$\nu$NS) at low energies. These mediators, with a mass of less than $1$ GeV, are common properties for extensions of the…

High Energy Physics - Phenomenology · Physics 2024-01-24 Mehmet Demirci , M. Fauzi Mustamin

We have studied the prospects of measuring the CP violating phase with atmospheric neutrinos at a large magnetized iron calorimeter detector considering the muons (directly measurable) of the neutrino events generated by a MonteCarlo event…

High Energy Physics - Phenomenology · Physics 2009-10-16 Abhijit Samanta

The detection of coherent neutrino-nucleus scattering by the COHERENT collaboration has set on quantitative grounds the existence of an irreducible neutrino background in direct detection searches of Weakly Interacting Massive Dark Matter…

High Energy Physics - Phenomenology · Physics 2018-07-06 M. C. Gonzalez-Garcia , Michele Maltoni , Yuber F. Perez-Gonzalez , Renata Zukanovich Funchal