activity
19972019
most citedConcept of Formation Length in Radiation Theory

70 citations · 302 across the 29 of their papers we have counts for

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26 papers · 1 filter

hep-ph2019

The effect of radiation corrections to the mass of an electron and positron on the polarization operator of a photon in a magnetic field

V. M. Katkov

The polarization operator of a photon in a constant and uniform magnetic field is studied taking into account the radiation width and shift of the Landau levels in both weak and st…

hep-ph2013★ 1 cited

On structure of the polarization operator in a magnetic field

V. M. Katkov

The polarization operator is investigated at arbitrary photon energy in a constant and homogeneous magnetic field for the strength H less than the Schwinger critical value. The eff…

hep-ph2011

Pair Photoproduction in Constant and Homogeneous Electromagnetic Fields

V. M. Katkov

The process of pair creation by a photon in a constant and homogeneous electromagnetic field of an arbitrary configuration is investigating. At high energy the correction to the st…

hep-ph2009★ 22 cited

Pair creation by a photon in an electric field

V. N. Baier, V. M. Katkov

The process of pair creation by a photon in a constant and homogeneous electric field is investigated basing on the polarization operator in the field. The total probability of the…

hep-ph2009

Spectra of radiation and created particles at intermediate energy in oriented crystal taking into account energy loss

V. N. Baier, V. M. Katkov

The spectral distribution of positron created by photon and the spectral distribution of photons radiated from electron in an oriented single crystal of intermediate thickness is c…

hep-ph2008★ 3 cited

Electroproduction of electron-positron pair in oriented crystal at high energy

V. N. Baier, V. M. Katkov

The process of electroproduction of the electron-positron pair by high energy electron in an oriented single crystal is investigated. Two contributions are considered: the direct (…

hep-ph2008★ 5 cited

Electroproduction of electron-positron pair in a medium

V. N. Baier, V. M. Katkov

The process of electron-positron pair creation by a high-energy electron in a medium is analyzed. The spectral distribution over energies of created particles is calculated for the…

hep-ph2007★ 2 cited

Opportunity to study the LPM effect in oriented crystal at GeV energy

V. N. Baier, V. M. Katkov

The spectral distribution of electron-positron pair created by photon and the spectral distribution of photons radiated from high-energy electron in an oriented single crystal is c…

hep-ph2007★ 2 cited

Spectrum and polarization of coherent and incoherent radiation and the LPM effect in oriented single crystal

V. N. Baier, V. M. Katkov

The spectrum and the circular polarization of radiation from longitudinally polarized high-energy electrons in oriented single crystal are considered using the method which permits…

hep-ph2007★ 38 cited

Pair creation by a photon in a strong magnetic field

V. N. Baier, V. M. Katkov

The process of pair creation by a photon in a strong magnetic field is investigated basing on the polarization operator in the field. The total probability of the process is found…

hep-ph2006

Coherent and incoherent processes and the LPM effect in oriented single crystals at high-energy

V. N. Baier, V. M. Katkov

The process of radiation from high-energy electron and electron-positron pair production by a photon in oriented single crystal is considered using the method which permits insepar…

hep-ph2005★ 11 cited

Coherent and incoherent radiation from high-energy electron and the LPM effect in oriented single crystal

V. N. Baier, V. M. Katkov

The process of radiation from high-energy electron in oriented single crystal is considered using the method which permits inseparable consideration of both coherent and incoherent…

hep-ph2005★ 1 cited

Polarization effects for pair creation by photon in oriented crystals at high energy

V. N. Baier, V. M. Katkov

Pair creation by a photon in an oriented crystal is considered in a frame of the quasiclassical operator method, which includes processes with polarized particles. Under some quite…

hep-ph2005★ 9 cited

Coherent and incoherent pair creation by a photon in oriented single crystal

V. N. Baier, V. M. Katkov

The new approach is developed for study of electron-positron pair production by a photon in oriented single crystal. It permits indivisible consideration of both coherent and incoh…

hep-ph2004

Effects of polarization in electromagnetic processes in oriented crystals at high energy

V. N. Baier, V. M. Katkov

Under quite generic assumptions the general expression is derived for the probability of circularly polarized photon emission from the longitudinally polarized electron and for the…

hep-ph2004★ 6 cited

Variation of radiation length due to LPM effect

V. N. Baier, V. M. Katkov

The photon emission intensity spectrum is calculated taking into account influence of multiple scattering (the LPM effect) under conditions of recent CERN SPS experiment. It is sho…

hep-ph2003★ 70 cited

Concept of Formation Length in Radiation Theory

V. N. Baier, V. M. Katkov

The features of electromagnetic processes are considered which connected with finite size of space region in which final particles (photon, electron-positron pair) are formed. The…

hep-ph2002★ 11 cited

Deviation from standard QED at large distances: influence of transverse dimensions of colliding beams on bremsstrahlung

V. N. Baier, V. M. Katkov

The radiation at collision of high-energy particles is formed over a rather long distances and therefore is sensitive to an environment. In particular the smallness of the transver…

hep-ph2000★ 2 cited

Integral characteristics of bremsstrahlung and pair photoproduction in a medium

V. N. Baier, V. M. Katkov

The bremsstrahlung of an electron and -pair creation by a photon in a medium is considered in high-energy region, where influence of the multiple scattering on the proc…

hep-ph2000★ 6 cited

Coherent scattering of high-energy photon in a medium

V. N. Baier, V. M. Katkov

The coherent scattering of photon in the Coulomb field (the Delbrück scattering) is considered for the momentum transfer in the frame of the quasiclassical operator method…

hep-ph2000★ 21 cited

Influence of a medium on pair photoproduction and bremsstrahlung

V. N. Baier, V. M. Katkov

The creation of electron-positron pair by a photon and the bremsstrahlung of an electron in a medium are considered in high-energy region, where influence of the multiple scatterin…

hep-ph1999★ 2 cited

On Basic Concepts of the Quasiclassical Operator Approach

V. N. Baier, V. M. Katkov

We present a derivation of the probability of bremsstrahlung from high-energy electrons in a screened Coulomb field using the quasiclassical operator method. It is shown that recen…

hep-ph1998★ 15 cited

Quantum theory of transition radiation and transition pair creation

V. N. Baier, V. M. Katkov

Theory of the transition radiation and the transition pair creation is developed in the frame of QED. The spectral-angular distributions of probability of the transition radiation…

hep-ph1998★ 23 cited

Multi-photon effects in energy losses spectra

V. N. Baier, V. M. Katkov

Effect of radiation of many photons by a single electron traversing a target is discussed. When the summary energy of emitted photons (the energy losses spectrum) is measured only,…