Photoacoustic imaging is a ground-breaking technique for spotting tumors inside living cells with the help of light-absorbing compounds known as contrast agents. A*STAR researchers have now discovered a way to improve the ...
Bio & Medicine
May 13, 2015
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A new method addresses the exfoliation of low-cost graphite using ultrasonic waves in synergy with a surface-active and self-assembling protein extracted from an edible fungus.
Nanomaterials
Apr 7, 2015
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13
(Phys.org) —A team of researchers from the Universities of Bath, Bristol and Dundee has discovered for the first time that ultrasonic waves can be used to grab several microparticles at a time, effectively creating a pair ...
General Physics
May 14, 2014
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(Phys.org) —A team of researchers with members from the U.K., Scotland and the U.S. has built a functioning acoustic tractor beam in a lab—one that is able to pull objects of centimeter size. In their paper published ...
Ultrasound is a proven technology in components testing, but until now eva- luating the data has always been quite a time-consuming process. At the Hannover Messe from April 7-11, Fraunhofer researchers will be presenting ...
Engineering
Mar 21, 2014
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Researchers at the Polytechnic University of Catalonia (UPC) have developed wireless sensors able to detect minute fissures in industrial machinery by the ultrasonic sounds they emit, with which the fault can be located early ...
Engineering
Mar 10, 2014
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1
For the first time, a team of chemists and engineers at Penn State University have placed tiny synthetic motors inside live human cells, propelled them with ultrasonic waves and steered them magnetically. It's not exactly ...
Bio & Medicine
Feb 10, 2014
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1
(Phys.org) —The brain is a reclusive organ. Neurons the cells that make up the brain, nerves, and spinal cord communicate with each other using electrical pulses known as action potentials, but their interactions are complicated ...
General Physics
Jan 22, 2014
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(Phys.org) —A trio of researchers with the University of Tokyo in Japan has expanded the science of sound wave levitation by adding more speakers and controlling the focal point of the waves that are created. In so doing, ...
Ultrasonic waves can find bubbles and cracks in adhesive bonds holding airplane composite parts together, and now aerospace engineers can select the best frequencies to detect adhesive failures in hard-to-reach places more ...
Engineering
Jul 23, 2013
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