Электронная библиотека (репозиторий) Томского государственного университета

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Source: Particle physics at the year of 150th anniversary of the Mendeleev’s periodic table of chemical elements : proceedings of the Nineteenth Lomonosov Conference on Elementary Particle Physics, Moscow, Russia, 22-28 August 2019. New Jersey [a. o.], 2021. P. 510-515
Type: статьи в сборниках
Date: 2021
Description: There exist few configurations of t-electric potential steps and x-electric potential steps (i.e., electric fields that are switched on and off t → ±∞ and x → ±∞, respectively) that admit exact soluti ... More
Source: Journal of experimental and theoretical physics. 2021. Vol. 132, № 2. P. 247-256
Type: статьи в журналах
Date: 2021
Description: We present a semiclassical approximation for treating the radiation from classical currents. In particular, we present exact quantum states of the quantized electromagnetic field interacting with clas ... More
Source: Journal of experimental and theoretical physics. 2020. Vol. 130, № 2. P. 274-286
Type: статьи в журналах
Date: 2020
Description: We have developed the Hamiltonian theory for collective longitudinally polarized colorless excitations
Source: Proceedings of the Steklov Institute of Mathematics. 2020. Vol. 309. P. 1-11
Type: статьи в журналах
Date: 2020
Description: We consider a linear magnetic response to a point electric charge embedded in the background of parallel constant electric and magnetic fields in the framework of nonlinear electrodynamics. We find tw ... More
Source: The European physical journal. 2020. Vol. 80, № 4. P. 308 (1-11)
Type: статьи в журналах
Date: 2020
Description: Within general nonlinear electrodynamics given
Source: Journal of synchrotron radiation. 2020. Vol. 27, P. 4. P. 902-911
Type: статьи в журналах
Date: 2020
Description: Synchrotron radiation was originally studied by classical methods using the Liénard–Wiechert potentials of electric currents. Subsequently, quantum corrections to the classical formulas were studied, ... More
Source: Journal of experimental and theoretical physics. 2020. Vol. 130, № 5. P. 711-736
Type: статьи в журналах
Date: 2020
Description: We study the problem of the electron excitation spectrum in the presence of point-like and regularized Coulomb impurities in gapped graphene. To this end, we use the Dirac model and in the point-like ... More
Source: The European physical journal C. 2020. Vol. 80, № 2. P. 88 (1-27)
Type: статьи в журналах
Date: 2020
Description: Basic quantum processes (such as particle creation,
Source: Physical Review D. 2019. Vol. 99, № 11. P. 116014-1-116014-14
Type: статьи в журналах
Date: 2019
Description: There exists a clear physical motivation for theoretical studies of the vacuum instability related to the production of electron-positron pairs from a vacuum due to strong external electric fields. Va ... More
Source: Russian physics journal. 2019. Vol. 61, № 10. P. 1806-1818
Type: статьи в журналах
Date: 2019
Description: A connection between the scheme of unitary quantization (uniquantization) and para-Fermi statistics of order 2 is considered. An appropriate generalization of the Green’s ansatz is suggested based on ... More
Source: Physical Review A. 2019. Vol. 99, № 5. P. 052116-1-052116-23
Type: статьи в журналах
Date: 2019
Description: Evolution of charged quantum fields under the action of constant nonuniform electric fields is studied. To this end we construct a special generating functional for density operators of the quantum fi ... More
Source: International journal of modern physics A. 2018. Vol. 33, № 21. P. 1850128-1-1850128-31
Type: статьи в журналах
Date: 2018
Description: In this paper, we consider two examples of an entanglement in two-qubit systems and an example of entanglement in quantum field theory (QFT). In the beginning, we study the entanglement of two spin st ... More
Source: International journal of modern physics A. 2018. Vol. 33, № 11. P. 1850060-1-1850060-18
Type: статьи в журналах
Date: 2018
Description: We find exact differential mean numbers of fermions and bosons created from the vacuum due to a composite electric field of special configuration. This configuration imitates a finite switching-on and ... More
Source: Journal of experimental and theoretical physics. 2018. Vol. 127, № 3. P. 398-421
Type: статьи в журналах
Date: 2018
Description: A connection between a unitary quantization scheme and para-Fermi statistics of order 2 is considered. An appropriate extension of Green's ansatz is suggested. This extension allows one to transform b ... More
Source: The European physical journal C. 2017. Vol. 77, № 7. P. 476 (1-38)
Type: статьи в журналах
Date: 2017
Description: We present covariant quantization rules for nonsingular finite dimensional classical theories with flat and curved configuration spaces. In the beginning, we construct a family of covariant quantizati ... More
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