Ultrasound physics chapter 5 and 3
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15 Terms
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propagation speed
1540 m/sec
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operating frequency
1/thickness
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operating frequency
propagation speed/2*thickness
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operating frequency is equal to
drive voltage frequency
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total depth
2*NZL
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natural focus
D/2
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NZL
D^2/(4λ)
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Wavelength
propagation speed/frequency
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NZL
(D^2 * F)/6
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Transmit frequency
2*operating frequency
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axial resolution
SPL/2
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SPL
2*# of cycles
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Z (acoustic impedance)
pc (kg/m^3)*(m/sec)
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% reflection
(Z2 - Z1 / Z2 + Z1)^2
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Snell's Law
sin of angle i/sin of angle t
Note 
Flashcards (23)