Tiny lasers plug the 'green gap'
(PhysOrg.com) -- Compact lasers which can work in formerly inaccessible parts of the spectrum and are suitable for mass production are now within reach.
(PhysOrg.com) -- Compact lasers which can work in formerly inaccessible parts of the spectrum and are suitable for mass production are now within reach.
General Physics
Apr 30, 2009
4
0
(Phys.org) —Researchers working at a lab at Harvard University have developed a technique that allows for taking the temperature of individual living cells. In their paper published in the journal Nature, the team describes ...
Green laser pointers have become a popular consumer item, delivering light that's brighter to the eye than red lasers, but stories have circulated on the Web about the potential hazards of inexpensive models. Now, a team ...
General Physics
Aug 4, 2010
2
0
The European Space Agency gave the green light to two missions on Thursday, one to detect ripples in spacetime called gravitational waves and another to probe the secrets of Earth's closest neighboring planet Venus.
Space Exploration
Jan 25, 2024
0
2590
To build a satellite that will measure all the bumps and dips of our dynamic Earth, engineers started with a black box, built of a composite honeycomb material to make it as light as possible.
Space Exploration
Jun 4, 2014
3
0
Nonlinear optics, a study of how light interacts with matter, is critical to many photonic applications, from the green laser pointers we're all familiar with to intense broadband (white) light sources for quantum photonics ...
General Physics
Mar 4, 2021
0
274
Record speed, low-voltage, and ultra-small size make nanodots a "triple threat" for electronic memory in computers and other electronic devices.
Electronics & Semiconductors
Apr 18, 2012
9
0
In medical care, magnetic fields of heart and brain activity are measured to detect diseases at an early stage. To measure even the smallest magnetic fields, researchers at Fraunhofer IAF are working on a new approach: diamond-based ...
Condensed Matter
Jun 7, 2022
0
96
Stem cell therapy requires a lot of human cells of a specific type. Shining a near-infrared laser on adult stem cells derived from human body fat makes the stem cells replicate 54% faster. Following that up with a green laser ...
Cell & Microbiology
Oct 26, 2021
0
83
A recent study by European scientists shows that highly sensitive sensors based on color centers in a diamond can be used to record electrical activity from neurons in living brain tissue. The work is published in the journal ...
Quantum Physics
Dec 8, 2023
0
46