Capturing blur-free images of fast movements like falling water droplets or molecular interactions requires expensive ultrafast cameras that acquire millions of images per second. In a new paper, researchers report a camera ...
Optics & Photonics
Sep 14, 2023
0
214
Scientists and science fiction writers alike have dreamt of aircrafts that are propelled by beams of light rather than conventional fuels. Now, a new method for improving the thrust generated by such laser-propulsion systems ...
Optics & Photonics
Oct 29, 2014
0
0
Gigahertz femtosecond lasers are suited to enhance and regulate laser machining quality to engineer the physicochemical properties of materials. Materials scientists seek to understand the laser-material interactions by gigahertz ...
Tiny glass beads discovered in mountain caves about 25 miles from the shores of Lake Malawi in eastern-central Africa provide evidence that European trade in the continent's hinterland was built on Indigenous trade routes ...
Archaeology
Sep 16, 2022
0
194
A study by an international team of researchers, led by the University of Southampton, has given an intriguing glimpse of the hunting habits and diets of Neanderthals and other humans living in western Europe.
Archaeology
May 9, 2023
0
342
Nonlinear optics is an important research direction with various applications in laser manufacturing, nanostructures' fabrication, sensor design, optoelectronics, biophotonics, and quantum optics, etc. Nonlinear optical materials ...
Optics & Photonics
May 31, 2022
0
10
A team of researchers affiliated with several institutions in the U.S. and one in Canada has characterized a large number of red pigment samples found on the bones of ancient people who once lived in what is now southern ...
Electric solid propellants are being explored as a safer option for pyrotechnics, mining, and in-space propulsion because they only ignite with an electric current. But because all of these applications require high heat, ...
Materials Science
Feb 12, 2020
0
14
The chemical composition of glass beads and their morphological characteristics can reveal where they come from. Archaeologists from the University of Geneva analyzed glass beads found at rural sites in Mali and Senegal from ...
Archaeology
Dec 2, 2020
0
629
Myosins are motor proteins that convert chemical energy into mechanical work, generating force and movement. Myosin II generates forces that are essential to drive cell movements and cell shape changes that generate tissue ...
Biotechnology
Oct 28, 2019
0
106
Ablation is removal of material from the surface of an object by vaporization, chipping, or other erosive processes. This occurs in spaceflight during ascent and atmospheric reentry, glaciology, medicine, and passive fire protection.
This text uses material from Wikipedia, licensed under CC BY-SA
