Gradient-index phononic crystal and Helmholtz resonator coupled structure for high-performance acoustic energy harvesting
Sangtae Kim, Jaehoon Choi, Hong Min Seung, Inki Jung, Ki Hoon Ryu, Hyun‐Cheol Song, Chong‐Yun Kang, Miso Kim
Topics & Concepts
AcousticsResonatorMaterials scienceHelmholtz free energyOmnidirectional antennaEnergy harvestingHelmholtz resonatorMetamaterialSound powerPower (physics)OptoelectronicsPhysicsElectrical engineeringSound (geography)Antenna (radio)EngineeringQuantum mechanicsAcoustic Wave Phenomena ResearchInnovative Energy Harvesting TechnologiesHearing Loss and Rehabilitation