A new technique that combines electron microscopy and laser technology enables programmable, arbitrary shaping of electron beams. It can potentially be used for optimizing electron optics and for adaptive electron microscopy, ...
Optics & Photonics
Sep 29, 2022
0
165
Osaka Metropolitan University scientists have developed a simple, rapid method to simultaneously identify multiple food poisoning bacteria, based on color differences in the scattered light by nanometer-scaled organic metal ...
Biochemistry
Aug 29, 2022
0
122
A team of international researchers, including scientists from the University of St Andrews, has created a micro-refrigerator the size of a blood cell to cool adjacent objects, which could have major applications in quantum ...
Optics & Photonics
Aug 25, 2022
0
191
As demand for solar energy rises around the world, scientists are working to improve the performance of solar devices—important if the technology is to compete with traditional fuels. But researchers face theoretical limits ...
Nanomaterials
Aug 3, 2022
0
88
Space, the final frontier. The starship Enterprise pursues its mission to explore the galaxy, when all communication channels are suddenly cut off by an impenetrable nebula. In many episodes of the iconic TV series, the valiant ...
Optics & Photonics
May 31, 2022
12
848
Cellular processes on membranes are often fast and short-lived. Molecules assemble briefly, separate again, interact with different partners and move along or through the membrane. It is therefore important to not only study ...
Biochemistry
Oct 5, 2021
0
25
Natural and manmade physical structures all lose energy, and scientists work hard to eliminate that loss or compensate for it. Optical and photonic devices lose energy through light scattering, radiation or material absorption. ...
Optics & Photonics
Sep 10, 2021
0
208
Like a chameleon of the night sky, the moon often changes its appearance. It might look larger, brighter or redder, for example, due to its phases, its position in the solar system or smoke in Earth's atmosphere. (It is not ...
Planetary Sciences
Apr 28, 2021
0
64
Hyaluronic acid, also known as hyaluronan, is a polysaccharide that helps establish the viscosity of bodily fluids. According to a new study by EPFL scientists, it also influences the behavior of far more water molecules ...
Materials Science
Mar 4, 2021
0
41
Many people wear masks in public to slow the spread of COVID-19, as recommended by the Centers for Disease Control and Prevention (CDC). However, masks with exhalation valves do not slow the spread of the disease, and now, ...
Soft Matter
Nov 10, 2020
3
1909
