A new system, developed by Tohoku University researchers in Japan in collaboration with Los Alamos National Laboratory in the US, takes 3-D images that can detect defects in metallic structures. The approach was published ...
Optics & Photonics
Sep 25, 2020
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How can we protect and preserve cultural heritage? Researchers from 16 Fraunhofer Institutes are collaborating on the executive board's cultural heritage project to develop the technologies needed for this undertaking.
Archaeology
Dec 4, 2018
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54
High-intensity focused ultrasound (HIFU) is a breakthrough therapeutic technique used to treat tumors. The principle of this noninvasive, targeted treatment is much like that of focusing sunlight through a lens, using an ...
General Physics
Mar 28, 2017
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51
When placed in an acoustic field, small objects experience a net force that can be used to levitate the objects in air. In a new study, researchers have experimentally demonstrated the acoustic levitation of a 50-mm (2-inch) ...
A system that allows users to experience multi-point haptic feedback above an interactive surface without having to touch or hold any device will be unveiled this week [Friday 11 October] at one of the world's most important ...
Hi Tech & Innovation
Oct 7, 2013
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Echolocation is a powerful technique that uses sound or ultrasound waves to locate objects and surfaces. Ships and submarines, for example, use it to avoid collisions, and dolphins and microbats use it to locate prey (see ...
General Physics
May 8, 2013
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0
Scientists and Engineers at The University of Nottingham have built the world's smallest ultrasonic transducers capable of generating and detecting ultrasound. These revolutionary transducers which are orders of magnitude ...
Bio & Medicine
Aug 16, 2010
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