News tagged with perturbation

Extraordinary sensors pushed to their boundaries

Last year, Tobias Kippenberg and his team from the Laboratory of Photonics and Quantum Measurements (LPQM1) presented a new-generation sensor capable of detecting very small forces with unprecedented efficiency. These devices, ...

dateJan 09, 2014 in General Physics
shares0 comments 1

A global murmur, then unusual silence

In the global aftershock zone that followed the major April 2012 Indian Ocean earthquake, seismologists noticed an unusual pattern. The magnitude (M) 8.6 earthquake, a strike-slip event at intraoceanic tectonic plates, caused ...

dateApr 19, 2013 in Earth Sciences
shares0 comments 2

Lightning strokes can probe the ionosphere

(Phys.org) —Thunderstorms, and the resulting partially ionized plasma of the ionosphere, can distort radio signals traveling to satellites important to communications, navigation or national security

dateApr 12, 2013 in Earth Sciences
shares0 comments 2

How fast do chemical trains move in living cells?

The rate of chemical processes in cells is dictated by the speed of movement (diffusion) of molecules needed for a given reaction. Using a versatile method developed at the Institute of Physical Chemistry of the Polish Academy ...

dateJan 31, 2013 in Biochemistry
shares0 comments 0