Could light be used to transmit information between satellites and Earth? Atmospheric water vapor scatters and absorbs light energy, but overcome that obstacle, and light will carry far more information and move it faster ...
Space Exploration
Nov 10, 2020
0
22
New research from Tel Aviv University will allow cameras to recognize colors that the human eye and even ordinary cameras are unable to perceive.
Optics & Photonics
Nov 5, 2020
0
1862
A team of researchers from the Instituto de Astrofísica de Canarias (IAC) has, for the first time, detected constant infrared emission from winds produced during the eruption of a black hole in an X-ray binary.
Astronomy
Aug 27, 2020
8
1203
Broadband emissions in the visible spectral range can be achieved by pumping Pr3+ doped in crystal, ceramic and glass. Fluoride glasses are commonly used as host material of gain fiber due to their low-energy phonon distribution. ...
Materials Science
Mar 23, 2020
0
3
Scientists have for the first time "unmixed" the black pigment that colors our skin and gives bananas their spots.
Analytical Chemistry
Dec 19, 2019
1
6
Metalenses—flat surfaces that use nanostructures to focus light—are poised to revolutionize everything from microscopy to cameras, sensors, and displays. But so far, most of the lenses have been about the size of a piece ...
Nanomaterials
Dec 3, 2019
0
1390
A new technique to change the structure of liquid crystals could lead to the development of fast-responding liquid crystals suitable for next generation displays—3-D, augmented and virtual reality—and advanced photonic ...
Materials Science
Nov 8, 2019
0
508
Scientists have designed an ultra-miniaturised device that could directly image single cells without the need for a microscope or make chemical fingerprint analysis possible from a smartphone.
Optics & Photonics
Sep 5, 2019
1
967
Engineers at the University of California San Diego have developed the thinnest optical device in the world—a waveguide that is three layers of atoms thin.
Optics & Photonics
Aug 12, 2019
2
646
A team of Florida State University researchers is pioneering innovative ways for solar cells to absorb and use infrared light, a portion of the solar spectrum that is typically unavailable for solar cell technology.
Materials Science
Jun 28, 2019
1
0
