A functionally arranged phononic crystal rod enabling ultra-wideband vibration attenuation and orderly frequency distillation
In this study, a functionally arranged phononic crystal rod, incorporating sub-periodic
structures featuring distinct lattice constants, is designed. This rod seamlessly combines two …
structures featuring distinct lattice constants, is designed. This rod seamlessly combines two …
Experimental evidence of nonreciprocal propagation in space-time modulated piezoelectric phononic crystals
A nonreciprocal system composed of a one-dimensional piezoelectric phononic crystal
whose periodic electrical conditions are modulated in time is presented. One-way …
whose periodic electrical conditions are modulated in time is presented. One-way …
Active nonreciprocal metamaterial using a spatiotemporal modulation control strategy
H Zhou, A Baz - Applied Physics Letters, 2022 - pubs.aip.org
A class of active nonreciprocal metamaterial (ANMM) is presented which consists of an
acoustic duct with periodically placed active diaphragms that are controlled by a …
acoustic duct with periodically placed active diaphragms that are controlled by a …
Homogenization-Based Space-Time Topology Optimization of Tunable Microstructures
AF Keles, I Temizer, M Cakmakci - International Journal for …, 2024 - dl.begellhouse.com
ABSTRACT A topology optimization framework is developed for smart materials with tunable
microstructures. The framework addresses spatial and temporal design variables in a unified …
microstructures. The framework addresses spatial and temporal design variables in a unified …