Optimal adiabatic passage by shaped pulses: Efficiency and robustness

S Guérin, V Hakobyan, HR Jauslin - … Review A—Atomic, Molecular, and Optical …, 2011 - APS
We explore the efficiency and robustness of population transfer in two-state systems by
adiabatic passage (i) when the driving pulse is optimally designed in order to lead to parallel …

Coupling-assisted Landau-Majorana-Stückelberg-Zener transition in a system of two interacting spin qubits

R Grimaudo, NV Vitanov, A Messina - Physical Review B, 2019 - APS
We analyze a system of two interacting spin-qubits subjected to a Landau-Majorana-
Stückelberg-Zener (LMSZ) ramp. We prove that LMSZ transitions of the two spin qubits are …

Landau-Majorana-Stückelberg-Zener dynamics driven by coupling for two interacting qutrit systems

R Grimaudo, NV Vitanov, A Messina - Physical Review B, 2019 - APS
A time-dependent model of two interacting spin qutrits is analyzed is analyzed and solved.
The two interacting qutrits are subjected to a longitudinal field linearly varying over time as in …

Three-state Landau-Zener model in the presence of dissipation

B Militello - Physical Review A, 2019 - APS
A population transfer based on adiabatic evolutions in a three-state system undergoing an
avoided crossing is considered. The efficiency of the process is analyzed in connection with …

Adiabatic approximation for quantum dissipative systems: Formulation, topology, and superadiabatic tracking

G Dridi, S Guérin, HR Jauslin, D Viennot… - Physical Review A—Atomic …, 2010 - APS
A generalized adiabatic approximation is formulated for a two-state dissipative Hamiltonian
which is valid beyond weak dissipation regimes. The history of the adiabatic passage is …

Detuning-induced robustness of a three-state Landau-Zener model against dissipation

B Militello - Physical Review A, 2019 - APS
A three-state system subjected to a time-dependent Hamiltonian whose bare energies
undergo one or more crossings, depending on the relevant parameters, is considered, also …

[HTML][HTML] Long-distance adiabatic wireless energy transfer via multiple coils coupling

W Huang, X Qu, S Yin, M Zubair, C Guo, X **ong… - Results in Physics, 2020 - Elsevier
Recently, the evolution of wireless energy transfer can be described as Schrodinger
equation. Thus, the transfer protocol of wireless energy transfer can be designed by …

Dynamics of a two-state system through a real level crossing

BD Militello, NV Vitanov - Physical Review A, 2015 - APS
The dynamics of a two-state system whose energies undergo a real crossing at some instant
of time is studied. At this instant, both the coupling and the detuning vanish simultaneously …

Broadband sum-frequency generation using cascaded processes via chirped quasi-phase-matching

AA Rangelov, NV Vitanov - Physical Review A—Atomic, Molecular, and Optical …, 2012 - APS
An efficient broadband sum-frequency generation (SFG) technique using the two cascaded
optical parametric processes ω 3= ω 1+ ω 2 and ω 4= ω 1+ ω 3 is proposed. The technique …

Feedback-enhanced self-organization of atoms in an optical cavity

DA Ivanov, TY Ivanova - JETP letters, 2014 - Springer
We considered an application of a feedback loop to enhance the self-organization of atoms
in a cavity. In contrast to the original setup, we assumed the light leaking from the cavity was …