Researchers have demonstrated that a laser can transmit an audible message to a person without any type of receiver equipment. The ability to send highly targeted audio signals over the air could be used to communicate across ...
Optics & Photonics
Jan 23, 2019
10
1378
The pigment that gives spinach and other plants their verdant color may improve doctors' ability to examine the human gastrointestinal tract.
Bio & Medicine
Jul 11, 2016
0
457
A tiny, transparent device that can fit into a contact lens has a bright future, potentially helping a range of scientific endeavors from biomedicine to geology.
Nanophysics
Feb 13, 2017
0
1139
An organic dye that can light up cancer cells for two powerful imaging techniques providing complementary diagnostic information has been developed and successfully tested in mice by A*STAR researchers.
Bio & Medicine
Jul 29, 2015
0
22
An organic dye that can light up cancer cells for two powerful imaging techniques providing complementary diagnostic information has been developed and successfully tested in mice by A*STAR researchers.
Bio & Medicine
Aug 31, 2015
0
25
(Phys.org) —A team of researchers at Washington University in Missouri has developed a new and better way to measure blood flow as it moves through the body. In their paper published in the journal Physical Review Letters, ...
(Phys.org) —Photoacoustic imaging is a hybrid biomedical imaging modality, based on the photoacoustic effect, in which non-ionizing laser pulses are delivered into biological tissues. (More specifically, in the photoacoustic ...
It's technology so advanced that the machine capable of using it doesn't yet exist.
Bio & Medicine
Jan 20, 2015
0
77
As a child, it was fascinating to put a flashlight up to our palms to see the light shine through the hand. Washington University in St. Louis engineers are using a similar idea to track movement inside the body's tissues ...
Optics & Photonics
Nov 2, 2014
0
0
A team of researchers has found a way to detect trace gases down to concentrations at the parts-per-quadrillion level using a new variation on the photoacoustic effect, a technique that measures the sound generated when light ...
Analytical Chemistry
Jun 27, 2017
0
723
