Scientists at Stockholm University have discovered that water can exhibit a similar behavior to that of a liquid crystal when illuminated with laser light. This effect originates by the alignment of water molecules, which ...
Condensed Matter
Aug 11, 2020
0
1070
Free radicals—atoms and molecules with unpaired electrons—can wreak havoc on the body. They are like jilted paramours, destined to wander about in search of another electron, leaving broken cells, proteins and DNA in ...
General Physics
Aug 7, 2020
0
252
Imagine taking movies of the fastest chemical processes, or imaging atomic-scale detail of single virus particles without damaging them. Researchers from Japan have advanced the state-of-the-art in such endeavors, by enhancing ...
Optics & Photonics
Jul 8, 2020
0
1
Ever since 1960, when Theodore Maiman built the world's first infrared laser, physicists dreamed of producing X-ray laser pulses that are capable of probing the ultrashort and ultrafast scales of atoms and molecules.
Optics & Photonics
Jul 2, 2020
0
28
A team of scientists led by University of Nevada, Reno's Hiroshi Sawada, an associate professor of the Physics Department, demonstrated that numerical modeling accurately reproduces X-ray images using laser-produced X-rays. ...
Plasma Physics
Jun 23, 2020
0
25
There are giants among us—gas and ice giants to be specific. They orbit the same star, but their environmental conditions and chemical makeup are wildly different from those of Earth. These enormous planets—Jupiter, Saturn, ...
General Physics
Jun 17, 2020
0
44
For more than 100 years, we have been using X-rays to look inside matter and progressing to ever smaller structures—from crystals to nanoparticles. Now, within the framework of a larger international collaboration on the ...
General Physics
Jun 9, 2020
0
248
Iron is the most stable and heaviest chemical element produced by nucleosynthesis in stars, making it the most abundant heavy element in the universe and in the interiors of Earth and other rocky planets.
Condensed Matter
Jun 8, 2020
2
89
Photosystem II is a protein complex in plants, algae and cyanobacteria that is responsible for splitting water and producing the oxygen we breathe. Over the past few years, an international collaboration between scientists ...
Biochemistry
May 20, 2020
0
162
Far below the Earth's surface, about 1,800 miles deep, lies a roiling magmatic region sandwiched between the solid silicate-based mantle and molten iron-rich core: The core-mantle boundary. It's a remnant of olden times, ...
Earth Sciences
May 18, 2020
0
363
