First experimental evidence for quantum echoes in scattering systems
C Dembowski, B Dietz, T Friedrich, HD Gräf, A Heine… - Physical review …, 2004 - APS
A self-pulsing effect termed quantum echoes has been observed in experiments with an
open superconducting and a normal conducting microwave billiard whose geometry …
open superconducting and a normal conducting microwave billiard whose geometry …
Directed emission from a dielectric microwave billiard with quadrupolar shape
We present microwave measurements on dielectric billiards with mixed phase space.
Transmission spectra were measured from a fixed antenna inside the billiard to a moveable …
Transmission spectra were measured from a fixed antenna inside the billiard to a moveable …
Ray-wave correspondence in bent waveguides
The present paper is concerned with wave propagation at high frequency in bent
waveguides. The multimodal formalism proposed in earlier papers by the authors is shown …
waveguides. The multimodal formalism proposed in earlier papers by the authors is shown …
Tilted-hat mushroom billiards: Web-like hierarchical mixed phase space
DR da Costa, MS Palmero… - … in Nonlinear Science …, 2020 - Elsevier
Mushroom billiards are formed, generically, by a semicircular hat attached to a rectangular
stem. The dynamics of mushroom billiards shows a continuous transition from integrability to …
stem. The dynamics of mushroom billiards shows a continuous transition from integrability to …
The bends on a quantum waveguide and cross-products of Bessel functions
A detailed analysis of the wave-mode structure in a bend and its incorporation into a stable
algorithm for calculation of the scattering matrix of the bend is presented. The calculations …
algorithm for calculation of the scattering matrix of the bend is presented. The calculations …
Phenomenological approach to transport through three-terminal disordered wires
AM Martínez-Argüello, JA Méndez-Bermúdez… - Physical Review E, 2019 - APS
We study the voltage drop along three-terminal disordered wires in all transport regimes,
from the ballistic to the localized regime. This is performed by measuring the voltage drop on …
from the ballistic to the localized regime. This is performed by measuring the voltage drop on …
Effect of chaos on two-dimensional spin transport
The role of classical dynamics in spin transport is an intriguing problem from the point of
view of classical-quantum correspondence, as spin is a purely relativistic quantum …
view of classical-quantum correspondence, as spin is a purely relativistic quantum …
From chaos to disorder in quasi-1D billiards with corrugated surfaces
We study chaotic properties of eigenstates depending on the degree of complexity in
boundaries of a 2D periodic billiard. Main attention is paid to the situation when the motion …
boundaries of a 2D periodic billiard. Main attention is paid to the situation when the motion …
Chaotic waveguide-based resonators for microlasers
We propose the construction of highly directional emission microlasers using two-
dimensional high-index semiconductor waveguides as open resonators. The prototype …
dimensional high-index semiconductor waveguides as open resonators. The prototype …
Signatures of dynamical tunneling in semiclassical quantum dots
We study transport in large, and strongly open, quantum dots, which might typically be
viewed as lying well within the semiclassical regime. The low-temperature …
viewed as lying well within the semiclassical regime. The low-temperature …