Abstract: We propose two methods to broaden the operation bandwidth of a nonlinear pinned–pinned piezoelectric bimorph power harvester. The energy-scavenging structure consists of a properly poled and electroded flexible bimorph ...

Abstract: AbstractIt is of great significance to investigate the effects of aeolian sand content, curing age, and absorption of NaCl solution on the capillary water absorption (CWA) characteristics of concrete and reveal the influence ...