Every molecule holds a complex landscape of moving atoms – and the ability to single out and examine individual nuclear vibrations may unlock to the secret to predicting and controlling chemical reactions. Now a new method, ...
Materials Science
Feb 15, 2017
0
19
Periodic motions of atoms over a length of a billionth of a millionth of a meter (10-15 m) are mapped by ultrashort x-ray pulses. In a novel type of experiment, regularly arranged atoms in a crystal are set into vibration ...
General Physics
Feb 8, 2017
0
11
In a combination of experiments and theory the diffusion of individual atoms in periodic systems was understood for the first time. The interaction of individual atoms with light at ultralow temperatures close to the absolute ...
Quantum Physics
Oct 11, 2016
0
0
A number of important biological processes, such as photosynthesis and vision, depend on light. But it's hard to capture responses of biomolecules to light because they happen almost instantaneously.
General Physics
May 5, 2016
0
24
Physicists of the Ludwig-Maximilians-Universität (LMU) in Munich shorten electron pulses down to 30 femtoseconds duration. This enables them to gain detailed insight into atomic motions in molecules.
General Physics
Oct 27, 2015
0
30
Physicists have found a way to control the length and strength of waves of atomic motion called polaritons that have promising potential uses such as fine-scale imaging and the transmission of information within tight spaces. ...
Nanophysics
Jun 23, 2015
0
1179
Whether inside algae converting biomass to fuels or human cells responding to radiation exposure, proteins change their shape via atomic motions to perform a specific function. Today these shape-changing processes are still ...
Condensed Matter
May 15, 2015
0
15
Looking for life on other planets is not straightforward. It usually relies on chemical detection, which might be limited or even completely irrelevant to alien biology. On the other hand, motion is a trait of all life, and ...
Nanophysics
Dec 29, 2014
0
0
The remarkable properties of glasses are due to their dynamical arrested state in which relaxations occur on time scales too large to be observed, or so it was believed. Now researchers have discovered the existence of unexpected ...
Condensed Matter
Jun 11, 2014
0
0
(Phys.org) —A research team at the University of Kansas has used high-powered lasers to track the speed and movement of electrons inside an innovative material that is just one atom thick. Their findings are published in ...
Nanophysics
Apr 15, 2014
2
0
