WebFour different materials, water, oil, gel, and silicon, were considered for their relative efficiency as coupling media for ultrasonic therapy. The power loss (attenuation) as a … WebJan 1, 2004 · Coupling agents must have certain features, such as a low-absorption coefficient; acoustic impedance similar to, or higher than, that of the tissues to be …
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WebWe have experimentally demonstrated a laser energy-scaling technique, based on a phase-conjugate oscillator/amplifier scheme that permits the coupling of several parallel amplifiers to form a single coherent output beam. This, is achieved despite dramatic differences in the individual amplifier energies and optical path lengths. WebConventional ultrasound coupling media known in the art are generally in the form of oily-viscous or pasty contact gels, based on starch or synthetic polymers, which can leave … calories in 1 chicken cutlet
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