2 papers
math-ph2026
Which Waveguide Network Realizes a Prescribed Transmission Profile? An Exact Forward Construction
Tristan M. Lawrie
We introduce an analytically invertible framework for wavefront construction based on the scattering properties of periodic waveguide networks governed by a gauge-shifted Helmholtz…
physics.app-ph2025
A Flux-Tunable Discrete Angular Filter
Tristan M. Lawrie, Oliver M. Brown
Recent work by Lawrie et al. [PRR 7, 023209 (2025)] introduced a non-diffracting resonant angular filter on a network of thin channels (modelled via quantum graph theory) that exhi…