Search Results - "Alkofer, R."

Particle self-bunching in the Schwinger effect in spacetime-dependent electric fields by Hebenstreit, F, Alkofer, R, Gies, H

“…Nonperturbative electron-positron pair creation (the Schwinger effect) is studied based on the Dirac-Heisenberg-Wigner formalism in 1+1 dimensions. An ab…”
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Nucleon mass from a covariant three-quark Faddeev equation by Eichmann, G, Alkofer, R, Krassnigg, A, Nicmorus, D

“…We report the first study of the nucleon where the full Poincaré-covariant structure of the three-quark amplitude is implemented in the Faddeev equation. We…”
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Momentum spectra for dynamically assisted Schwinger pair production by Orthaber, M., Hebenstreit, F., Alkofer, R.

“…Recently the dynamically assisted Schwinger mechanism, i.e., electron–positron pair production from vacuum by a combination of laser pulses with different time…”
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Momentum signatures for Schwinger pair production in short laser pulses with a subcycle structure by Hebenstreit, F, Alkofer, R, Dunne, G V, Gies, H

“…We investigate electron-positron pair production from vacuum for short laser pulses with a subcycle structure, in the nonperturbative regime (Schwinger pair…”
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Nonperturbative propagators, running coupling, and the dynamical quark mass of Landau gauge QCD by Fischer, C. S., Alkofer, R.

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Center phase transition from matter propagators in (scalar) QCD by Mitter, M., Hopfer, M., Schaefer, B.-J., Alkofer, R.

“…Novel order parameters for the confinement-deconfinement phase transition of quenched QCD and fundamentally charged scalar QCD are presented. Similar to the…”
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Algorithmic derivation of Dyson–Schwinger equations by Alkofer, R., Huber, M.Q., Schwenzer, K.

“…We present an algorithm for the derivation of Dyson–Schwinger equations of general theories that is suitable for an implementation within a symbolic…”
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Infrared behavior of three-point functions in Landau gauge Yang–Mills theory by Alkofer, R., Huber, M. Q., Schwenzer, K.

“…Analytic solutions for the three-gluon and ghost–gluon vertices in Landau gauge Yang–Mills theory at low momenta are presented in terms of hypergeometric…”
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Infrared exponents and running coupling of SU( N) Yang–Mills theories by Fischer, C.S., Alkofer, R.

“…We present approximate solutions for the gluon and ghost propagators as well as the running coupling in Landau gauge Yang–Mills theories. We solve the…”
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Vertex functions and infrared fixed point in Landau gauge SU(N) Yang–Mills theory by Alkofer, R., Fischer, C.S., Llanes-Estrada, F.J.

“…The infrared behaviour of vertex functions in an SU(N) Yang–Mills theory in Landau gauge is investigated employing a skeleton expansion of the Dyson–Schwinger…”
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On the infrared scaling solution of SU(N) Yang–Mills theories in the maximally Abelian gauge by Huber, M. Q., Schwenzer, K., Alkofer, R.

“…An improved method for extracting infrared exponents from functional equations is presented. The generalizations introduced allow for an analysis of quite…”
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UA(1) anomaly and $ \eta^{{\prime}}_{}$ -mass from an infrared singular quark-gluon vertex by Alkofer, R., Fischer, C. S., Williams, R.

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A covariant view on the nucleons’ quark core by Eichmann, G., Krassnigg, A., Schwinzerl, M., Alkofer, R.

“…Established results for the quark propagator in Landau gauge QCD, together with a detailed comparison to lattice data, are used to formulate a…”
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Infrared Behavior of Gluon and Ghost Propagators in Landau Gauge QCD by von Smekal, Lorenz, Hauck, Andreas, Alkofer, Reinhard

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Pair creation and an x-ray free electron laser by Alkofer, R, Hecht, M B, Roberts, C D, Schmidt, S M, Vinnik, D V

“…Using a quantum kinetic equation we study the possibility that focused beams at proposed x-ray free electron laser facilities can initiate spontaneous…”
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The high-temperature phase of Landau-gauge Yang-Mills theory by Maas, A., Wambach, J., Alkofer, R.

“…The properties of the high-temperature phase of Yang-Mills theory in Landau gauge are investigated by extending an earlier study on the infinite-temperature…”
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High-temperature limit of Landau-gauge Yang-Mills theory by Maas, A., Wambach, J., Grüter, B., Alkofer, R.

“…The infrared properties of the high-temperature limit of Landau-gauge Yang-Mills theory are investigated. In a first step the high-temperature limit of the…”
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Aspects of the confinement mechanism in Coulomb-gauge QCD by Alkofer, R, Kloker, M, Krassnigg, A, Wagenbrunn, R F

“…Phenomenological consequences of the infrared singular, instantaneous part of the gluon propagator in the Coulomb gauge are investigated. The corresponding…”
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Verifying the Kugo-Ojima confinement criterion in Landau gauge Yang-Mills theory by Watson, P, Alkofer, R

“…Expanding the Landau gauge gluon and ghost two-point functions in a power series we investigate their infrared behavior. The corresponding powers are…”
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A Solution to Coupled Dyson–Schwinger Equations for Gluons and Ghosts in Landau Gauge by von Smekal, Lorenz, Hauck, Andreas, Alkofer, Reinhard

“…A truncation scheme for the Dyson–Schwinger equations of QCD in Landau gauge is presented which implements the Slavnov–Taylor identities for the 3-point vertex…”
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