Temporal interfaces in complex electromagnetic materials: an overview

MH Mostafa, MS Mirmoosa, MS Sidorenko… - Optical Materials …, 2024 - opg.optica.org
Time-varying metamaterials are currently at the forefront of research, offering immense
possibilities for intriguing wave manipulations. Temporal modulations of metamaterials have …

[HTML][HTML] Time refraction and spacetime optics

JT Mendonça - Symmetry, 2024 - mdpi.com
A review of recent advances in spacetime optics is given, with special emphasis on time
refraction. This is a basic optical process, occurring at a temporal discontinuity or temporal …

Short-pulsed metamaterials

C Rizza, G Castaldi, V Galdi - Physical Review Letters, 2022 - APS
We study a class of temporal metamaterials characterized by time-varying dielectric
permittivity waveforms of duration much smaller than the characteristic wave-dynamical …

Programmable dual-band acoustic topological insulator with dynamically movable interface states

Y Ge, B Shi, J ** the quantum vacuum with anisotropic temporal boundaries
JE Vázquez-Lozano, I Liberal - Nanophotonics, 2023 - degruyter.com
Temporal metamaterials empower novel forms of wave manipulation with direct applications
to quantum state transformations. In this work, we investigate vacuum amplification effects in …

Multiple actions of time-resolved short-pulsed metamaterials

G Castaldi, C Rizza, N Engheta, V Galdi - Applied Physics Letters, 2023 - pubs.aip.org
Recently, it has been shown that temporal metamaterials based on impulsive modulations of
the constitutive parameters (of duration much smaller than a characteristic electromagnetic …

Controlling surface waves with temporal discontinuities of metasurfaces

X Wang, MS Mirmoosa, SA Tretyakov - Nanophotonics, 2023 - degruyter.com
Static reactive metasurfaces allow excitation and propagation of surface waves. In this
paper, we theoretically elucidate how surface-wave propagation along a reactive boundary …

Faraday rotation in nonreciprocal photonic time-crystals

H He, S Zhang, J Qi, F Bo, H Li - Applied Physics Letters, 2023 - pubs.aip.org
Faraday rotation is one of the most classical ways to realize nonreciprocal photonic devices
like optical isolators. Recently, the temporal analog of Faraday rotation, achieved through …

Temporal optical activity and chiral time-interfaces

S Yin, YT Wang, A Alù - Optics Express, 2022 - opg.optica.org
Time-interfaces, at which the optical properties of a medium undergo abrupt and spatially
uniform changes, have attracted surging interest in optics and wave physics. In this work, we …