Nanoscale optical switch breaks miniaturization barrier
(Phys.org) —An ultra-fast and ultra-small optical switch has been invented that could advance the day when photons replace electrons in the innards of consumer products ranging from cell phones to automobiles.
'Power Felt' uses body heat to generate electricity
Excitons: Exotic particles, chilled and trapped, form giant matter wave
Physicists have trapped and cooled exotic particles called excitons so effectively that they condensed and cohered to form a giant matter wave.
Scientists enhance light emission in 2D semiconductors by a factor of 100
The molecule 'scanner': The world's smallest terahertz detector
Molecules could soon be "scanned" in a fashion similar to imaging screenings at airports, thanks to a detector developed by University of Pittsburgh physicists.
Ultra-sensitive nano-chip capable of detecting cancer at early stages developed
Today, the majority of cancers are detected on the macroscopic level, when the tumor is already composed of millions of cancer cells and the disease is starting to advance into a more mature phase. But what ...
Let there be light: Chemists develop magnetically responsive liquid crystals
Chemists at the University of California, Riverside have constructed liquid crystals with optical properties that can be instantly and reversibly controlled by an external magnetic field. The research opens ...
Quantum dot LEDs get brighter, more efficient
Flat boron by the numbers: Researchers calculate what it would take to make new 2-dimensional material
It would be a terrible thing if laboratories striving to grow graphene from carbon atoms kept winding up with big pesky diamonds.
Scientists investigate how electric current flows in multilayer 2-D materials
Researchers find a way to integrate two two-dimensional materials into a single electronic device
Future phones and laptops could have speakers made of carbon nanotubes
Revolutionary ultrathin, flat lens: Smart phones as thin as a credit card?
Scientists are reporting development of a revolutionary new lens—flat, distortion-free, so small that more than 1,500 would fit across the width of a human hair—capable in the future of replacing lenses ...
An environmentally friendly battery made from wood (Update)
Taking inspiration from trees, scientists have developed a battery made from a sliver of wood coated with tin that shows promise for becoming a tiny, long-lasting, efficient and environmentally friendly energy ...