New practical method of producing Airy beams could enhance ultrasound
Researchers at Washington University in St. Louis recently invented a technique for generating ultrasound waves that can self-bend, like the rainbow.
Researchers at Washington University in St. Louis recently invented a technique for generating ultrasound waves that can self-bend, like the rainbow.
General Physics
Sep 7, 2022
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Ultrasound—sound with frequencies higher than those audible to humans—is commonly used in diagnostic imaging of the body's soft tissues, including muscles, joints, tendons and internal organs. A technology called high-intensity ...
General Physics
Jun 26, 2017
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Focused ultrasound can effectively destroy tumor cells. Until now, this method has only been used for organs such as the prostate and uterus. At the European Congress of Radiology, Fraunhofer researchers will present a method, ...
Engineering
Mar 1, 2017
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Researchers from Lomonosov Moscow State University, in cooperation with colleagues from the University of Washington, have developed a method for designing therapeutic transducers that utilize nonlinear focused ultrasound ...
Engineering
Dec 16, 2016
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A carbon-nanotube-coated lens that converts light to sound can focus high-pressure sound waves to finer points than ever before. The University of Michigan engineering researchers who developed the new therapeutic ultrasound ...
General Physics
Dec 19, 2012
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Imagine if doctors could perform surgery without ever having to cut through your skin. Or if they could diagnose cancer by seeing tumors inside the body with a procedure that is as simple as an ultrasound. Thanks to a technique ...
Engineering
Jun 26, 2012
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When the scriptwriters for Doctor Who imagined a futuristic device, they came up with the Sonic Screwdriver. Now a team of physicists at the University of Dundee have taken equipment designed for MRI-guided focused ultrasound ...
General Physics
Apr 20, 2012
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