XUV rectification effect in the IR-dressed medium

AV Flegel, MV Frolov - Physical Review Letters, 2023 - APS
We show that the quasistatic dipole moment can be induced by a short extreme ultraviolet
(XUV) pulse (XUV rectification effect) in atomic gas medium subjected to an intense infrared …

Integral representations for products of Airy functions and their application for analysis of the Green's function for a particle in a uniform static field

AV Flegel - Journal of Physics A: Mathematical and Theoretical, 2023 - iopscience.iop.org
Abstract Representations for products of two Airy functions with different complex arguments
in the form of one-dimensional contour integrals are obtained. These representations are …

High-order harmonic generation in orthogonal IR and XUV pulses: XUV-initiated channel separation and polarization control

TS Sarantseva, AA Romanov, AA Silaev… - Physical Review A, 2023 - APS
Single-atom high-order harmonic generation (HHG) induced by an intense linearly polarized
infrared (IR) field and assisted by a perturbative extreme ultraviolet (XUV) short pulse with …

On the adiabatic approximation for the laser-dressed atom

AV Flegel, MV Frolov - Journal of Physics A: Mathematical and …, 2023 - iopscience.iop.org
The adiabatic approximation is analyzed for non-perturbative interaction of an atomic system
with an intense low-frequency laser field. We find that the well-known adiabatic ansatz …

Channel separation of secondary generated radiation induced by orthogonal XUV and IR pulses

AA Romanov, AA Silaev, TS Sarantseva, AV Flegel… - Optics Letters, 2023 - opg.optica.org
The secondary generated radiation induced by orthogonal linearly polarized extreme
ultraviolet (XUV) and infrared (IR) pulses is analyzed for the spectral region of the second …

Channel Separation of Secondary Generated Radiation in Atomic Gases Irradiated by Orthogonal XUV and Infrared Pulses

AA Romanov, AA Silaev, TS Sarantseva… - Journal of Physics …, 2024 - iopscience.iop.org
Based on the numerical solution of the three-dimensional time-dependent Schrödinger
equation, we calculate the secondary generated radiation induced by hydrogen atoms in …

Generation of Second and Third Harmonics of XUV Pulse by Noble-Gas Atoms in the Presence of Intense Infrared Field

AA Romanov, AA Silaev… - … Laser Optics (ICLO), 2024 - ieeexplore.ieee.org
We study numerically the generation of the second and third harmonics of an extreme-
ultraviolet (XUV) pulse by noble-gas atoms subjected to an intense infrared pulse. Our …

[PDF][PDF] ИНДУЦИРОВАННЫЕ ВУФ-ИМПУЛЬСОМ КАНАЛЫ ГЕНЕРАЦИИ ИЗЛУЧЕНИЯ АТОМОМ В ИНТЕНСИВНОМ ЛАЗЕРНОМ ИК-ПОЛЕ

ЯВ Бреев, АА Минина, АВ Флегель, МВ Фролов - jetp.ras.ru
К настоящему времени достигнут существенный прогресс в теоретическом описании
нелинейных эффектов, возникающих при взаимодействии интенсивного лазерного …