A. Machavariani

activity

20022017

most citedAntiproton--Proton Scattering Experiments with Polarization

18 citations · 29 across the 12 of their papers we have counts for

collaborators

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7 papers · 1 filter

nucl-th2014

On the field theoretical formulation of the electron-proton scattering in the Coulomb and Lorentz gauges

A. I. Machavariani

The relativistic three dimensional (3D) Lippmann-Schwinger-type equations for the $e p$ scattering amplitude is derived based on unitarity condition in the usual quantum electrodyna…

nucl-th2008★ 5 cited

Current conservation, screening and the magnetic moment of the $Δ$ resonance: 2. Formulation with quark degrees of freedom 3. Magnetic moment of the $Δ^{o}$ and $Δ^{-}$ resonances

A. I. Machavariani, Amand Faessler

Our previous paper \cite{MFNEW} is generalized within the field theoretical formulation with the quark degrees of freedom \cite{HW,H,N,Z}, where pions and nucleons are treated as t…

nucl-th2008★ 1 cited

Current conservation, screening and the magnetic moment of the $Δ$ resonance. -- 1. Formulation without quark degrees of freedom

A. I. Machavariani, Amand Faessler

The pion-nucleon bremsstrahlung $π + N ⟹ γ^{'} + π^{'} + N^{'}$ is studied in a new form of current conservation. According to this condition, the internal and external particle radia…

nucl-th2003

Relativistic field-theoretical formulation of the three-dimensional equations for the three fermion system

A. I. Machavariani

A new kind of the relativistic three-body equations for the three fermion systems are suggested. These equations are derived in the framework of the standard field-theoretical $S$ -…

nucl-th2003★ 3 cited

Field-theoretical three-body relativistic equations for the multichannel $π N < - > γ N < - > π π N < - > γ π N$ reactions

A. I. Machavariani, Amand Faessler

A new kind of the relativistic three-body equations for the coupled $π N$ and $γ N$ scattering reactions with the $π π N$ and $γ π N$ three particle final states are suggested. These equ…

nucl-th2002

Relativistic field-theoretical approach to the inverse scattering problem

A. I. Machavariani

The inverse scattering problem for the relativistic three-dimensional equation $(2 E_{p^{'}} - 2 E_{p}) < p^{'} ∣ Ψ_{p} >= - \int V (t) d^{3} p^{''} < p^{''} ∣ Ψ_{p} >$ …

nucl-th2002

Field-theoretical description of the multichannel gamma-p scattering reaction in the Delta resonance region and determination of the magnetic moment of the Delta+ resonance

A. I. Machavariani, Amand Faessler

The cross-sections of the $γ p - γ^{'} N^{'}$ , $γ p - π^{'} N^{'}$ and $γ p - γ^{'} π^{'} N^{'}$ reactions are calculated in the framework of the field-theoretical one-particle ( $π, ω, ρ$ -mesons, nucleon and $Δ$ -r…

On the field theoretical formulation of the electron-proton scattering in the Coulomb and Lorentz gauges

Current conservation, screening and the magnetic moment of the Δ resonance: 2. Formulation with quark degrees of freedom 3. Magnetic moment of the Δo and Δ− resonances

Current conservation, screening and the magnetic moment of the Δ resonance. -- 1. Formulation without quark degrees of freedom

Relativistic field-theoretical formulation of the three-dimensional equations for the three fermion system

Field-theoretical three-body relativistic equations for the multichannel πN<−>γN<−>ππN<−>γπN reactions

Relativistic field-theoretical approach to the inverse scattering problem

Field-theoretical description of the multichannel gamma-p scattering reaction in the Delta resonance region and determination of the magnetic moment of the Delta+ resonance

Current conservation, screening and the magnetic moment of the $Δ$ resonance: 2. Formulation with quark degrees of freedom 3. Magnetic moment of the $Δ^{o}$ and $Δ^{-}$ resonances

Current conservation, screening and the magnetic moment of the $Δ$ resonance. -- 1. Formulation without quark degrees of freedom

Field-theoretical three-body relativistic equations for the multichannel $π N < - > γ N < - > π π N < - > γ π N$ reactions