Physical Review Letters

Measuring height by connecting clocks

How far above sea level is a place located? And where exactly is "sea level"? It is one objective of the geodesists to answer these questions with 1 cm accuracy. Conventional measurement procedures or GPS ...

Oct 02, 2013 5 / 5 (4) 0

Why cement tends to thicken

Researchers at the ETH Zurich have unraveled the microscopic mechanism behind shear thickening: the increase in viscosity with speed observed for dense particle suspensions under flow. The study has a direct ...

Oct 01, 2013 4 / 5 (4) 5 | with audio podcast

'Accelerator on a chip' demonstrated

In an advance that could dramatically shrink particle accelerators for science and medicine, researchers used a laser to accelerate electrons at a rate 10 times higher than conventional technology in a nanostructured ...

Sep 27, 2013 4.7 / 5 (61) 10 | with audio podcast

Understanding a new kind of magnetism

Using low-frequency laser pulses, a team of researchers has carried out the first measurements that reveal the detailed characteristics of a unique kind of magnetism found in a mineral called herbertsmithite.

Sep 23, 2013 4.7 / 5 (48) 4 | with audio podcast