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Floquet

All articles tagged with #floquet

Light-Triggered Floquet Insulators Sketch Brief, Reconfigurable Circuits
technology2 hours ago

Light-Triggered Floquet Insulators Sketch Brief, Reconfigurable Circuits

A Nature Physics paper claims that in a SnTe semiconductor, femtosecond light pulses can induce Floquet topological states by transient band inversion, effectively allowing temporary, light-controlled conductive pathways that sketch reconfigurable circuits. While rooted in fundamental research, this optical control of topological insulators highlights potential for future reconfigurable electronics and photonic approaches.

Floquet rotation unlocks rotational super-radiance in a photonic ring
science26 days ago

Floquet rotation unlocks rotational super-radiance in a photonic ring

Researchers demonstrate Floquet-based rotation in a ring network of spatio-temporally modulated resonators, creating angular-momentum bandgaps and enabling energy extraction from a rotating medium. The experiment shows angular-momentum–selective amplification (rotational super-radiance) through non-Hermitian, parametric dynamics in a space–time crystal, providing a controllable platform to study rotational energy transfer and wave amplification in time-modulated media.