Researchers invent acoustic prism
EPFL scientists have invented a new type of "acoustic prism" that can split a sound into its constituent frequencies. Their acoustic prism has applications in sound detection.
EPFL scientists have invented a new type of "acoustic prism" that can split a sound into its constituent frequencies. Their acoustic prism has applications in sound detection.
General Physics
Aug 8, 2016
1
163
Yale physicists have created something similar to a Moebius strip of moving energy between two vibrating objects, opening the door to novel forms of control over waves in acoustics, laser optics, and quantum mechanics.
General Physics
Jul 25, 2016
0
39
No matter whether it is acoustic waves, quantum matter waves or optical waves of a laser—all kinds of waves can be in different states of oscillation, corresponding to different frequencies. Calculating these frequencies ...
General Physics
Jul 25, 2016
1
43
Columbia Engineering researchers, working with colleagues at Disney Research and MIT, have developed a new method to control sound waves, using a computational approach to inversely design acoustic filters that can fit within ...
Computer Sciences
Jul 18, 2016
1
465
A collaborative of Russian researchers has mathematically modelled diamond-based microstructures for producing compact, high-sensitivity sensors.
General Physics
Jun 22, 2016
0
35
Department of Nuclear Science and Engineering (NSE) doctoral student Cody Dennett cannot measure firsthand the powerful pummeling taken by structural parts in the heart of working nuclear reactors. Instead, he has developed ...
Condensed Matter
Jun 1, 2016
0
7
If a volcano explodes in the remote reaches of Alaska, will anyone hear it? Seismologists working in the state say yes—after using a refined set of methods that allows them to detect and locate the airwaves generated by ...
Earth Sciences
Apr 4, 2016
0
26
Researchers working at the National Institute of Standards and Technology (NIST) have developed a "piezo-optomechanical circuit" that converts signals among optical, acoustic and radio waves. A system based on this design ...
Optics & Photonics
Mar 28, 2016
0
1874
A method to rotate single particles, cells or organisms using acoustic waves in a microfluidic device will allow researchers to take three dimensional images with only a cell phone. Acoustic waves can move and position biological ...
General Physics
Mar 23, 2016
0
461
Acoustic-gravity waves are very long sound waves that cut through the deep ocean at the speed of sound. These lightning-quick currents can sweep up water, nutrients, salts, and any other particles in their wake, at any water ...
General Physics
Feb 29, 2016
0
77