Metamaterials exhibit properties beyond those exhibited by conventional materials in
conventional scenarios. These have been investigated both theoretically and experimentally …

Metamaterials are featured by artificial composite structures with exotic properties, which
process promising application potentials in various areas. However, the manufacturing of …

Since the beginning of the applications of non-destructive testing/evaluation (NDT/NDE)
techniques, efforts have been made consistently to improve their detection sensitivity and …

In this work, we present a comprehensive theoretical and experimental study of three-
dimensional phononic crystals arranged in a simple cubic lattice. The band structure is …

Acoustic metamaterials are materials artificially engineered to control sound waves, which is
not possible with conventional materials. We have proposed a design of an acoustic …

Microfluidics has achieved a paradigm-shifting advancement in life sciences, automation,
thermal management, and various other engineering streams. In recent years, a …

Nonlinear ultrasound (NLU) is a nondestructive evaluation method that is sensitive to
damage at length scales well below those detected by conventional ultrasonic methods …

While acoustic metamaterials provide extraordinary control to manipulate sound waves, their
physical realization and applicability are severely impeded by the limited tunability, narrow …

Acoustic metamaterials constructed from conventional base materials can exhibit exotic
phenomena not commonly found in nature, achieved by combining geometrical and …

Resonant tunneling metalenses have excellent applications for subwavelength ultrasonic
imaging in air. In this study, an acoustic metalens intended for underwater imaging was …