2 papers
physics.app-ph2026
Ultra-low-frequency reflection mode conversion from compressional to shear waves enabled by periodic inclined slits
Kaifei Feng, Pai Peng
A periodically patterned free surface with inclined slits can convert an incident compressional wave into a reflected shear wave with nearly complete efficiency at very low frequen…
physics.app-ph2026
Slit-Induced Reflection Mode Conversion Between Fundamental Lamb Modes in Elastic Plates with Low-Frequency and Broadband Response
Kaifei Feng, Pai Peng
We present a compact slit-based interface that enables reflection mode conversion in an elastic plate by transforming an incident lowest-order antisymmetric Lamb mode into a reflec…