Zobrazeno 1 - 10
of 57
pro vyhledávání: '"Sedrakian, Kh. V."'
This paper focuses on investigating high-order harmonic generation (HHG) in graphene quantum dots (GQDs) under intense near-infrared laser fields. To model the GQD and its interaction with the laser field, we utilize a mean-field approach. Our analys
Externí odkaz:
http://arxiv.org/abs/2305.14034
We consider coherent dynamics of graphene charged carriers exposed to an intense few-cycle linearly polarized laser pulse. The results, obtained by solving the generalized semiconductor Bloch equations numerically in the Hartree-Fock approximation, t
Externí odkaz:
http://arxiv.org/abs/2304.02320
Autor:
Ghazaryan, A G, Sedrakian, Kh V
The multiphoton excitation and high harmonic generation (HHG) processes are considered using the microscopic quantum theory of nonlinear interaction of strong coherent electromagnetic (EM) radiation with rectangular graphene quantum dot (RGQD). The d
Externí odkaz:
http://arxiv.org/abs/2209.12262
Higher harmonic generation in plane graphene quantum dots initiated by intense coherent radiation is investigated, using dynamical Hartree-Fock mean-field theory. A microscopic theory describing the extreme nonlinear optical response of plane graphen
Externí odkaz:
http://arxiv.org/abs/2108.13355
The higher order harmonic generation process in the nonperturbative regime at the interaction of coherent electromagnetic radiation with the AB-stacked bilayer graphene at high Fermi energies is considered. The applied coherent low-frequency radiatio
Externí odkaz:
http://arxiv.org/abs/2007.09074
Using the microscopic nonlinear quantum theory of interaction of strong coherent electromagnetic radiation with a gapped bilayer graphene is developed for high harmonic generation at low-energy photon excitation-induced Lifshitz transitions. The Liou
Externí odkaz:
http://arxiv.org/abs/2007.02724
Autor:
Ghazaryan, A. G., Sedrakian, Kh. V.
The microscopic quantum theory of nonlinear stimulated scattering of chiral particles in doped $AB$ stacked bilayer graphene on Coulomb field of charged impurities in the presence of strong coherent electromagnetic radiation is presented. The Liouvil
Externí odkaz:
http://arxiv.org/abs/1907.10673
Autor:
Ghazaryan, A. G., Sedrakian, Kh. V.
The quantum theory of multiphoton stimulated bremsstrahlung of charged carriers on an arbitrary electrostatic potential of impurity ion in doped bilayer graphene at the presence of coherent electromagnetic radiation is developed. A terahertz wave fie
Externí odkaz:
http://arxiv.org/abs/1907.04692
Microscopic nonlinear quantum theory of interaction of coherent electromagnetic radiation with gapped bilayer graphene is developed. The Liouville-von Neumann equation for the density matrix is solved numerically at the multiphoton excitation regime.
Externí odkaz:
http://arxiv.org/abs/1905.08016
With the help of numerical simulations in microscopic nonlinear quantum theory of coherent electromagnetic radiation interaction with a gapped bilayer graphene, we find out the optimal values of pump wave intensity, graphene temperature, and energy g
Externí odkaz:
http://arxiv.org/abs/1905.08189