Nonadiabatic landau–zener–stückelberg–majorana transitions, dynamics, and interference
Since the pioneering works by Landau, Zener, Stückelberg, and Majorana (LZSM), it has
been known that driving a quantum two-level system results in tunneling between its states …
been known that driving a quantum two-level system results in tunneling between its states …
Sub-cycle valleytronics: control of valley polarization using few-cycle linearly polarized pulses
So far, it has been assumed that selective excitation of a desired valley in the Brillouin zone
of a hexagonal two-dimensional material has to rely on using circularly polarized fields. We …
of a hexagonal two-dimensional material has to rely on using circularly polarized fields. We …
Ab initio study of ultrafast charge dynamics in graphene
Monolayer graphene provides an ideal material to explore one of the fundamental light-field
driven interference effects: Landau-Zener-Stückelberg interference. However, direct …
driven interference effects: Landau-Zener-Stückelberg interference. However, direct …
Few-cycle optical pulses in negative index materials with dispersive permittivity and permeability
M Abémgnigni Njifon, CB Tabi… - Journal of the Optical …, 2020 - opg.optica.org
Propagation of few-cycle optical pulses in nonlinear optical Kerr (cubic) and non-Kerr
(quintic) type metamaterials, exhibiting frequency-dependent dielectric susceptibility and …
(quintic) type metamaterials, exhibiting frequency-dependent dielectric susceptibility and …
Giant DC-like residual current generated by subcycle laser pulses
Experimental indications have been reported suggesting that laser pulses shining on
materials with relativistic dispersion can produce currents that survive long after the …
materials with relativistic dispersion can produce currents that survive long after the …
Valley-resolved interband excitation and emission in gapped graphene
We theoretically investigate the electronic dynamics in gapped graphene driven by a
bicircular field. The results indicate that the residual population on the conduction band is …
bicircular field. The results indicate that the residual population on the conduction band is …
Bidirectional residual current in monolayer graphene under few-cycle laser irradiation
X Zhang, E Wu, H Du, H Guo, C Liu - Optics Express, 2022 - opg.optica.org
By numerically solving the time-dependent Schrödinger equation and semiconductor Bloch
equations, the light-induced residual current in monolayer graphene driven by a circularly …
equations, the light-induced residual current in monolayer graphene driven by a circularly …
Chirality reversal with the carrier-envelope phase: A next generation QTAIM interpretation
X Zhou, H He, G Hong, XP Mi, T Xu, H Früchtl… - Chemical Physics …, 2024 - Elsevier
Simulated circularly-polarized 10 fs laser pulses that induce a mixture of excited states are
applied to ethane. Additionally, the carrier-envelope phase (CEP) angle ϕ, that quantifies …
applied to ethane. Additionally, the carrier-envelope phase (CEP) angle ϕ, that quantifies …
Giant DC Residual Current Generated by Subcycle Laser Pulses
Experimental indications have been reported suggesting that laser pulses shining on
materials with relativistic dispersion can produce currents that survive long after the …
materials with relativistic dispersion can produce currents that survive long after the …
Orientation dependence of residual current in graphene by few-cycle linearly polarized light
X Zhang, Q Zhan, C Liu - Journal of Physics B: Atomic, Molecular …, 2024 - iopscience.iop.org
The orientation dependence of residual current in graphene using linearly polarized light is
theoretically investigated by numerically solving the time-dependent Schrödinger equation …
theoretically investigated by numerically solving the time-dependent Schrödinger equation …