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Electromagnetic (EM) interactions are incorporated in a recently proposed effective field theory of the nuclear many-body problem. Earlier work with this effective theory exhibited EM couplings that are correct only to lowest order in both…

Nuclear Theory · Physics 2008-11-26 Brian D. Serot

We reconsider the effective Lagrangian that describes a light Higgs-like boson and better clarify a few issues which were not exhaustively addressed in the previous literature. In particular we highlight the strategy to determine whether…

High Energy Physics - Phenomenology · Physics 2014-03-14 Roberto Contino , Margherita Ghezzi , Christophe Grojean , Margarete Muhlleitner , Michael Spira

The inelastic neutral reaction of neutrino on 4He is calculated using two modern nucleon--nucleon potentials. Full final state interaction among the four nucleons is considered, via the Lorentz integral transform (LIT) method. The effective…

Nuclear Theory · Physics 2008-11-26 Doron Gazit , Nir Barnea

Experimentalists now measure intense rotations of Lagrangian particles in turbulent flows by tracking their trajectories and Lagrangian-average velocity gradients at high Reynolds numbers. This paper formulates the dynamics of an…

Chaotic Dynamics · Physics 2009-11-11 J. D. Gibbon , D. D. Holm

Neutral current photon emission reactions with nucleons and nuclei are studied. These processes are important backgrounds for nu_mu to nu_e (bar(nu)_mu to bar(nu)_e) appearance oscillation experiments where electromagnetic showers…

Nuclear Theory · Physics 2014-02-05 E. Wang , L. Alvarez-Ruso , J. Nieves

It is shown that in reaction \gamma\gamma\to\ell^+\ell^-+\nu's at \sqrt{s}>200 GeV with polarized photons, large and well observable differences arise in the distribution of positive and negative charged leptons (\ell=\mu^\pm, e^\pm),…

High Energy Physics - Phenomenology · Physics 2009-02-23 D. A. Anipko , M. Cannoni , I. F. Ginzburg , K. A. Kanishev , A. V. Pak , O. Panella

Using an effective lagrangian description we analyze possible new physics contributions to the most relevant muon number violating processes: $\mu \to e \gamma$ and $\mu$--$e$ conversion in nuclei. We identify a general class of models in…

High Energy Physics - Phenomenology · Physics 2009-10-30 M. Raidal , A. Santamaria

The process of photon-photon scattering in vacuum is investigated analytically in the long-wavelength limit within the framework of the Euler-Heisenberg Lagrangian. In order to solve the nonlinear partial differential equations (PDEs)…

Plasma Physics · Physics 2019-08-21 Francesco Pegoraro , Sergei V. Bulanov

In this work we perform a non-linear extension of the $U(1)_{\rm Y}$ sector of the Standard Model leading to novel quartic effective interactions between the neutral gauge bosons. We study the induced effects through high-energy processes…

High Energy Physics - Phenomenology · Physics 2022-01-10 P. De Fabritiis , P. C. Malta , J. A. Helayël-Neto

We propose a novel procedure for handling processes that involve unstable intermediate particles. By using gauge-invariant effective Lagrangians it is possible to perform a gauge-invariant resummation of (arbitrary) self-energy effects. For…

High Energy Physics - Phenomenology · Physics 2011-01-13 W. Beenakker , F. A. Berends , A. P. Chapovsky

We analyze parity-violating nucleon-nucleon scattering at energies E<m_\pi^2/M using the effective field theory appropriate for this regime. The minimal Lagrangian for short-range parity-violating NN interactions is written in an operator…

Nuclear Theory · Physics 2009-05-13 Daniel R. Phillips , Matthias R. Schindler , Roxanne P. Springer

Effective Lagrangians are a useful tool for a data-driven approach to physics beyond the Standard Model at the LHC. However, for the new physics scales accessible at the LHC, the effective operator expansion is only relatively slowly…

High Energy Physics - Phenomenology · Physics 2016-11-09 Ayres Freitas , David Lopez-Val , Tilman Plehn

We extend the Non-Relativistic formulation of General Relativity (NRGR) given in Goldberger et al. (Phys Rev D 73:104029, 2006) to incorporate the effects of electromagnetic charge of the constituents of the binary. We incorporate the…

General Relativity and Quantum Cosmology · Physics 2020-09-24 Raj Patil

An effective theory is proposed, combining the standard gauge group $SU(3)_{C}\otimes SU(2)_{L}\otimes U(1)_{Y}$ with a horizontal discrete symmetry. By assigning appropriate charges under this discrete symmetry to the various fermion…

High Energy Physics - Phenomenology · Physics 2009-10-22 D. S. Shaw , R. R. Volkas

We derive the lepton number violating dimension-five and dimension-seven operators, relevant for neutrino mass generation, in the Minimal Supersymmetry Standard Model without R-parity (the $/R$MSSM) by using the effective Lagrangian method.…

High Energy Physics - Phenomenology · Physics 2007-05-23 Tai-Fu Feng , Jukka Maalampi

Based on the most general principles of reality, gauge and reparametrization invariance, a problem of constructing the action describing dynamics of a classical color-charged particle interacting with background non-Abelian gauge and…

High Energy Physics - Theory · Physics 2014-11-20 Yuri A. Markov , Margaret A. Markova , Alexey A. Shishmarev

Explicit expressions for the differential and total rates and emissivities of neutrino pairs from the photo-neutrino process $e^\pm + \gamma \to e^\pm + \nu + \bar\nu$ in hot and dense matter are derived. Full information about the emitted…

Astrophysics · Physics 2009-11-10 Sharada Iyer Dutta , Sasa Ratkovic , Madappa Prakash

We compute the cross section for neutrino-photon scattering taking into account a neutrino mass. We explore the possibility of using intense neutrino beams, such as those available at proposed muon colliders, together with high powered…

High Energy Physics - Phenomenology · Physics 2009-10-31 Duane A. Dicus , Wayne W. Repko , Roberto Vega

We consider macroscopic motion of quantum field systems. Zubarev statistical operator allows to describe several types of motion of such systems in thermal equilibrium. We formulate the corresponding effective theory on the language of…

High Energy Physics - Phenomenology · Physics 2025-08-01 M. Selch , R. A. Abramchuk , M. A. Zubkov

We present nucleon elastic scattering calculation based on Green's function formalism in the Random-Phase Approximation. For the first time, the Gogny effective interaction is used consistently throughout the whole calculation to account…

Nuclear Theory · Physics 2015-06-23 G. Blanchon , M. Dupuis , H. F. Arellano , N. Vinh Mau
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