radiation force

radiation force

a small, steady force that is produced when a sound beam strikes a reflecting or absorbing surface. It is proportional to the acoustic power.

radiation force

The force exerted on the body by incident radiation.
References in periodicals archive ?
Tissue quantification with acoustic radiation force impulse imaging: Measurement repeatability and normal values in the healthy liver.
Acoustic radiation force impulse imaging: In vivo demonstration of clinical feasibility.
Voluntary ex ante transparency notice: acquiring a reconditioned using ultrafast ultrasound shear waves generated by the ultrasound radiation force for ultrasonic imaging plateau lpro health - specialty maintenance and biomedical technology iut aix-marseille
Such radiation force was first identified by Johanes Kepler when observing that tails of comets point away from the sun.
Incorporating photos and images, they discuss the fundamentals of equipment, ultrasound, and microanatomy; ultrasound-guided anesthesia and pain medicine for the upper and lower extremities, central blocks, and pediatric anesthesia; pain blocks; and future directions in the field, including impedance neurography, acoustic radiation force imaging, and medical image segmentation using modified Mumford segmentation methods.
produces pictures of liver tumors that are better than those made with traditional ultrasound, according to results of a clinical study, which suggests that the imaging method known as Acoustic Radiation Force Impulse (ARFI) ultrasound might offer a new tool for screening patients at increased risk for liver cancers.
The new method, known as acoustic radiation force impulse, or ARFI, ultrasound uses high-energy sound waves to push on tissues.
This collection of 13 articles describes methods that use acoustic radiation force of acoustic waves, describing their dynamics and use in numerical modeling for the assessment and design of ultrasound vibroacoustography systems, strain induced by dual acoustic radiation force and its ultrasonic measurement, computational inverse problem techniques, and fundamental concepts and image formation in acoustic radiation force impulse imaging.
Its paradigm-shifting strain imaging and quantification capabilities, Virtual Touch(TM) tissue imaging and Virtual Touch tissue quantification*, use acoustic energy to displace tissue for a qualitative and quantitative assessment of deep tissue stiffness, the world's first implementation of Acoustic Radiation Force Impulse (ARFI) imaging.
The topics include cutting forces in helical milling processes, methods for evaluating uniformity in the lapping process, applying visualization in scientific computing technology, the numerical and flow-field simulation of acoustic levitation polishing, designing cold extrusion dies for precision gears, applying ultrasonic radiation forces, the impact of plate cylinder deformation on graphic quality, and the autonomous control of abrasive flow precision machining.
Exposure of the preparation to a different wavelength of UV radiation forces the second polymer-making chemical to harden into a thin, transparent overlayer.
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