Nanotechnology news

Quantum dot LEDs get brighter, more efficient

(Phys.org) -- While quantum dot-based light-emitting diodes (QLEDs) are not made of organic materials, they share many of the same advantages as organic LEDs (OLEDs). For instance, both QLEDs and OLEDs outshine ...

Apr 20, 2012 feature
4.6 / 5 (16) 11 | with audio podcast

Friction almost vanishes in microscale graphite

(Phys.org) -- In the phenomenon of superlubricity, two solid surfaces can slide past each other with almost no friction. The effect occurs when the solid surfaces have crystalline structures and their lattices ...

Jun 04, 2012 feature
5 / 5 (9) 9 | with audio podcast

Graphene origami opens up new spintronics features

(Phys.org) —Despite graphene's many impressive properties, its lack of a bandgap limits its use in electronic applications. In a new study, scientists have theoretically shown that a bandgap can be opened ...

Dec 19, 2013 feature
4.5 / 5 (13) 0 | with audio podcast