News tagged with gold

Hot nanoparticles for cancer treatments

Nanoparticles have a great deal of potential in medicine: for diagnostics, as a vehicle for active substances or a tool to kill off tumours using heat. ETH Zurich researchers have now developed particles ...

Mar 24, 2014
4.4 / 5 (5) 0

A layered nanostructure held together by DNA

(Phys.org) —Dreaming up nanostructures that have desirable optical, electronic, or magnetic properties is one thing. Figuring out how to make them is another. A new strategy uses the binding properties ...

Mar 20, 2014
5 / 5 (5) 0

Researchers develop first single-molecule LED

The ultimate challenge in the race to miniaturize light emitting diodes (LED) has now been met: a team led by the Institut de Physique et de Chimie des Matériaux de Strasbourg has developed the first ever ...

Feb 03, 2014
4.9 / 5 (22) 0 | with audio podcast

Better gold alloys for communications tech

(Phys.org) —Under the right circumstances, pushing on nothing is harder than pushing on something – at least when that "something" is gold. That's the finding from a new materials science paper, and it's ...

Dec 03, 2013
3.8 / 5 (4) 0 | with audio podcast

Gold mining ravages Peru

For the first time, researchers have been able to map the true extent of gold mining in the biologically diverse region of Madre De Dios in the Peruvian Amazon. The team combined field surveys with airborne ...

Oct 28, 2013
3.3 / 5 (11) 0 | with audio podcast

Traces of DNA exposed by twisted light

Structures that put a spin on light reveal tiny amounts of DNA with 50 times better sensitivity than the best current methods, a collaboration between the University of Michigan and Jiangnan University in China has shown.

Oct 28, 2013
5 / 5 (1) 0 | with audio podcast