Mass-spring matching layers for high-frequency ultrasound transducers: A new technique using vacuum deposition

Engineering & Materials Science

• Vacuum deposition 100%
• Transducers 55%
• Ultrasonics 50%
• Lithium 37%
• Wavelength 25%
• Insertion losses 22%
• Bandwidth 13%
• Cavity resonators 5%
• Lapping 5%
• Network layers 4%
• Copper 3%
• Imaging techniques 3%

Physics & Astronomy

• vacuum deposition 73%
• transducers 47%
• lithium niobates 27%
• insertion loss 16%
• bandwidth 11%
• wavelengths 10%
• materials selection 4%
• curved surfaces 3%
• cavity resonators 3%
• copper 2%
• low frequencies 2%
• predictions 1%
• performance 1%