20/04/2012

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 semiconductor-based ...

Fishermen blast premier dive sites off Indonesia

(AP) -- Coral gardens that were among Asia's most spectacular, teeming with colorful sea life just a few months ago, have been transformed into desolate gray moonscapes by fishermen who use explosives or cyanide to kill ...

Researchers develop method to fingerprint air pollution

A team of researchers from the University of Pittsburgh and the Electric Power Research Institute (EPRI) collected emissions samples from several power plant stacks in the United States and developed a unique method for detecting ...

New motor can cut space exploration costs

(Phys.org) -- A European team of researchers led by the Ecole Polytechnique Fédérale de Lausanne (EPFL) in Switzerland has developed a prototype of a new, ultra-compact motor that will enable small satellites to ...

In a small-device world, bigger may still be better

In the early days, standard computers could be as large as a single story house. Over the last several decades, many development efforts have focused on shrinking them for use in the home and eventually anywhere in the world ...

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