Mass-spring model for a perforated periodic metamaterial in nonlinear regimea)

Keyphrases

• Metamaterials 100%
• Mass-spring Model 100%
• Periodic Metamaterials 100%
• Airflow Resistance 66%
• High Sound Pressure Level 66%
• Absorption Peak 66%
• Acoustic Response 66%
• Perforation Size 66%
• Flow Velocity 33%
• Sound Pressure Level 33%
• Acoustics 33%
• Fluid Model 33%
• Air Cavity 33%
• Criteria-based 33%
• Material Nonlinearity 33%
• Computational Fluid Dynamics Modeling 33%
• Perforated Plate 33%
• Impedance Tube Measurement 33%
• Sound Level 33%
• Periodic Unit Cell 33%
• Nonlinear Acoustics 33%
• Reynolds number 33%
• Reactance 33%
• Material Response 33%
• Periodic Array 33%
• Characteristic Frequency 33%
• Acoustic Resistance 33%
• Equivalent Mass 33%
• Unit Cell Size 33%
• Quadratic Law 33%
• Viscous Characteristics 33%

Engineering

• Sound Pressure Level 100%
• Air Flow 66%
• Flow Velocity 33%
• Computational Fluid Dynamics 33%
• Fluid Model 33%
• Air Cavity 33%
• Impedance Tube 33%
• Sound Level 33%
• Reynolds' Number 33%
• Dynamic Method 33%
• Material Response 33%
• Characteristic Frequency 33%