News tagged with frequency acoustic
Visualizing atomic-scale acoustic wavesin nanostructures
Jul 03, 2008 |
4.5 / 5 (13) |
0
Acoustic waves play many everyday roles - from communication between people to ultrasound imaging. Now the highest frequency acoustic waves in materials, with nearly atomic-scale wavelengths, promise to be ...
Search results for frequency acoustic
Shifting sound to light may lead to better computer chips
Mar 16, 2009 |
4 / 5 (4) |
0
By reversing a process that converts electrical signals into sounds heard out of a cell phone, researchers may have a new tool to enhance the way computer chips, LEDs and transistors are built.
Honest lovers? Fallow buck groans reveal their status and size during the rut
Biology /
Sep 03, 2008 |
4.3 / 5 (4) |
0
It is known that the phonic structure of calls produced by males during the breeding season may signal quality-related characteristics in many different types of animals. Previous research on mammals has mainly focussed on ...
Undersea WiFi can be made faster, says researcher
Sep 03, 2007 |
4 / 5 (20) |
0
As the United States and Canada take their first step toward establishing a cabled ocean observatory, a University of Missouri-Rolla researcher is trying to improve the speed of wireless underwater communication.
What's the backscatter of your beer?
Jun 25, 2007 |
5 / 5 (2) |
0
An acoustic technology developed at Pacific Northwest National Laboratory eliminates the need for laborious and costly sampling of slurries in large containers. Fermentation-based industries, such as beer and pharmaceuticals, ...
Researchers investigate ultrasound use to treat cancer
Aug 26, 2009 |
5 / 5 (1) |
1
(PhysOrg.com) -- It’s hard to imagine that cells and sound are related, but they are. According to one Ryerson University researcher, this relationship could mean big changes in cancer treatment, including ...
Highlight: Damping of acoustic vibrations in gold nanoparticles
Nov 19, 2009 |
4 / 5 (2) |
0
Vibrations in nanostructures offer applications in molecular-scale biological sensing and ultrasensitive mass detection. To approach single-atom sensing, it is necessary to reduce the dimensions of the structures ...
A sonic boom in the world of lasers
Jun 17, 2009 |
4.8 / 5 (22) |
6
It was an idea born out of curiosity in the physics lab, but now a new type of ‘laser’ for generating ultra-high frequency sound waves instead of light has taken a major step towards becoming a unique and highly useful 21st ...
First hyperlens for sound waves created
Oct 25, 2009 |
4.7 / 5 (18) |
4
Ultrasound and underwater sonar devices could "see" a big improvement thanks to development of the world's first acoustic hyperlens. Created by researchers with the U.S. Department of Energy's Lawrence Berkeley ...
I'm forever imploding bubbles
Apr 07, 2009 |
4.7 / 5 (3) |
1
The National Physical Laboratory (NPL) has developed the first sensor capable of measuring localized ultrasonic cavitation - the implosion of bubbles in a liquid when a high frequency sound wave is applied. The sensor will ...
Good vibrations: Devices aid the deaf by translating sound waves to vibrations
Feb 26, 2009 |
not rated yet |
0
(PhysOrg.com) -- Lip reading is a critical means of communication for many deaf people, but it has a drawback: Certain consonants (for example, p and b) can be nearly impossible to distinguish by sight alone.
List of search results for frequency acoustic
