The universe is awash in billions of possible chemicals. But even with a bevy of high-tech instruments, scientists have determined the chemical structures of just a small fraction of those compounds, maybe 1%.
Analytical Chemistry
Jun 27, 2023
0
884
On a hot summer day, white clothing feels cooler than other colors due to reflecting—not absorbing—sunlight. Other colors like blue or black, will undergo a heating effect as they absorb light. To circumvent this heating ...
Optics & Photonics
Aug 3, 2023
0
53
Researchers have shown that newly designed pixel-scale metasurface lenses—flat surfaces that use nanostructures to manipulate light—can be used to make imaging sensors that are roughly three times more sensitive than ...
Optics & Photonics
Dec 15, 2021
0
59
Arrays of nanoscale pillars made to reflect light of a selected color could find application as optical filters in digital cameras.
Nanophysics
Nov 6, 2013
0
0
In recent years, self-powered electrochromic (EC) devices have shown significant potential in various fields such as optoelectronics, sensors, and security systems. These self-powered EC systems, capable of reversible color ...
Nanomaterials
Oct 19, 2023
0
8
With the silent attentiveness of a physician, Ivy Nguyen passes her hands over the recumbent white lady in the darkened lab. She cradles a handheld black light in her fingers.
Archaeology
Mar 18, 2011
0
1
A team of researchers at Disney Research and Dartmouth College has developed a new way to display full-color images using only two black patterns printed on transparencies affixed to two sides of a prism.
Engineering
Oct 21, 2015
0
118
(PhysOrg.com) -- Breaking up may actually not be hard to do, say scientists who've found a population of tropical butterflies that may be on its way to a split into two distinct species.
Plants & Animals
Nov 5, 2009
5
1
Inspired by the hair of blue tarantulas, researchers from The University of Akron lead a team that made a structural-colored material that shows consistent color from all viewing directions. This finding overturns the conventional ...
Nanomaterials
Feb 7, 2017
0
156
No language has words for all the blues of a wind-churned sea or the greens and golds of a wildflower meadow in late summer. Globally, different languages have divvied up the world of color using their own set of labels, ...
Social Sciences
Sep 23, 2021
1
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