Hybrid Bessel beam and metamaterial lenses for deep laparoscopic nondestructive evaluation

Engineering

• Ultrasonics 100%
• Non Destructive Evaluation 66%
• Potential Application 33%
• Propagating Wave 33%
• Transducer 33%
• Composite Material 33%
• Composite Structure 33%
• Base Material 33%
• Mode Shape 33%
• Bessel Function 33%
• Waveguide 33%
• Wave Energy 33%
• Acoustic Feature 33%
• Brain Tissue 33%
• Carbon Fibre-Reinforced Polymer Composite 33%

Material Science

• Non-Destructive Testing 100%
• Metamaterial 100%
• Composite Material 20%
• Waveguide 20%
• Polymer Composite 20%
• Carbon Fiber 20%
• Reinforced Plastic 20%
• Paint Material 20%

Physics

• Metamaterial 100%
• Ultrasonics 60%
• Wave Propagation 40%
• Composite Material 20%
• Waveguide 20%
• Contours 20%
• Transducer 20%
• Carbon Fiber 20%