New research from the University of Surrey has shown that silicon could be one of the most powerful materials for photonic informational manipulation—opening up new possibilities for the production of lasers and displays.
Optics & Photonics
Apr 27, 2021
2
1165
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
A multicolor laser pointer you can use to change the color of the laser with a button click—similar to a multicolor ballpoint pen—is one step closer to reality thanks to a new tiny synthetic material made at Sandia National ...
Optics & Photonics
Jun 28, 2018
0
30
(Phys.org) —Alloys like bronze and steel have been transformational for centuries, yielding top-of-the-line machines necessary for industry. As scientists move toward nanotechnology, however, the focus has shifted toward ...
Nanomaterials
May 14, 2013
0
0
Those handheld green lasers pointers may not be as harmless as you thought.
Other
Apr 5, 2013
1
0
Using a low-cost apparatus designed to quickly and accurately measure the properties of handheld laser devices, National Institute of Standards and Technology (NIST) researchers tested 122 laser pointers and found that nearly ...
General Physics
Mar 20, 2013
0
0
Not long after the development of the first laser in 1960 scientists discovered that shining a beam through certain crystals produced light of a different color; more specifically, it produced light of exactly twice the frequency ...
Nanophysics
Sep 22, 2011
4
0
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
(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
