Nature

Dependence of Angular Width of High-frequency Diffraction on Sound Wave-length

IT has been well established 1,2 that, in the case of diffraction of light by very-high-frequency sound waves only the first order of diffraction appears in the field of view and it attains the ...
Nature

Dependence of the Intensity of the First-Order Diffraction on Sound Wave-length

IT has been well established by several investigators 1,2 that, in the case of diffraction of light by ultrasonic waves, the first orders of diffraction on either side of the central zero order appear ...
EDN

Audio in the 21st Century – Part 5

Editor's note: This article and the subsequent articles provide an introduction to Sound. It is excerpted from the book Audio in the 21st Century published by Intel Press. This excerpt is from Chapter ...
IFLScience

Sound Waves Used To Regrow Bone Tissue In Engineering Breakthrough

Using high-frequency sound waves directed at human stem cells, researchers have been able to grow bone cells in a procedure that could one day help patients regrow bone tissue. The new method uses the ...
The University of Chicago Chronicle

X-rays reveal the inner workings of quantum sound-wave technology

When exposed to stress and strain, materials can display a wide range of different properties. By using sound waves, scientists have begun to explore fundamental stress behaviors in a crystalline ...