Elasticity, the ability of an object to bounce back to its original shape, is a universal property in solid materials. But when pushed too far, materials change in unrecoverable ways: Rubber bands snap in half, metal frames ...
Condensed Matter
Mar 14, 2019
0
153
X-ray spectroscopy provides direct access into the nature of chemical bonds, from which the outcome of chemical reactions can be understood. Thus, researchers are exploring both X-ray source development and the implementation ...
Materials Science
Dec 28, 2018
0
12
Flow focusing technology (also known as GDVN, Gas Dynamic Virtual Nozzle), has been one of the key elements in the success of the first experiments carried out by the European XFEL project, the greatest source of X-rays in ...
Optics & Photonics
Nov 27, 2018
0
4
Hitting a material with laser light sends vibrations rippling through its latticework of atoms, and at the same time can nudge the lattice into a new configuration with potentially useful properties – turning an insulator ...
General Physics
Nov 6, 2018
2
461
Researchers have peeked behind the curtain of the ultrafast phase transition of vanadium dioxide and found its atomic theatrics are much more complicated than they thought. It's a material that has fascinated scientists for ...
Condensed Matter
Nov 1, 2018
0
134
For the development of new medicinal agents, accurate knowledge of biological processes in the body is a prerequisite. Here proteins play a crucial role. At the Paul Scherrer Institute PSI, the X-ray free-electron laser SwissFEL ...
Biochemistry
Oct 10, 2018
0
5
When light pulses from an extremely powerful laser system are fired onto material samples, the electric field of the light rips the electrons off the atomic nuclei. For fractions of a second, a plasma is created. The electrons ...
Optics & Photonics
Sep 19, 2018
0
40
With the publication of the first experimental measurements performed at the facility, the European X-ray Free-Electron Laser (EuXFEL) has passed another critical milestone since its launch in September 2017. It is the first ...
Optics & Photonics
Aug 28, 2018
0
182
A team of researchers from the Helmholtz-Zentrum Berlin (HZB) and the University of Potsdam has investigated heat transport in a model system comprising nanometre-thin metallic and magnetic layers. Similar systems are candidates ...
General Physics
Aug 22, 2018
0
4
Tuberculosis, a lung disease that spreads in the air through coughs or sneezes, now kills more people worldwide than any other infectious agent, according to the World Health Organization's latest global tuberculosis report. ...
Biochemistry
Jun 1, 2018
1
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