Self-charging battery both generates and stores energy
'Groovy' hologram creates strange state of light at visible and invisible wavelengths
(Phys.org) —Applied physicists at the Harvard School of Engineering and Applied Sciences (SEAS) have demonstrated that they can change the intensity, phase, and polarization of light rays using a hologram-like ...
Rice's silicon oxide memories catch manufacturers' eye
(Phys.org) —Rice University's breakthrough silicon oxide technology for high-density, next-generation computer memory is one step closer to mass production, thanks to a refinement that will allow manufacturers ...
Just add water: How scientists are using silicon to produce hydrogen on demand
(Phys.org)—Super-small particles of silicon react with water to produce hydrogen almost instantaneously, according to University at Buffalo researchers.
Carbon nanotube logic device operates on subnanowatt power
Nanostructures enhance light trapping for solar fuel generation
Engineers make golden breakthrough to improve electronic devices
(Phys.org) —A Kansas State University chemical engineer has discovered that a new member of the ultrathin materials family has great potential to improve electronic and thermal devices.
Researchers figure out how to 'grow' carbon nanotubes with specific atomic structures
Move over, silicon. In a breakthrough in the quest for the next generation of computers and materials, researchers at USC have solved a longstanding challenge with carbon nanotubes: how to actually build them ...
Hot electrons do the impossible in catalytic chemistry
Carbon nanotube film restores light sensitivity to blind retinas
Phosphorus a promising semiconductor
(Phys.org) —Defects damage the ideal properties of many two-dimensional materials, like carbon-based graphene. Phosphorus just shrugs.
Printable 'bionic' ear melds electronics and biology
Scientists at Princeton University used off-the-shelf printing tools to create a functional ear that can "hear" radio frequencies far beyond the range of normal human capability.
Toward making lithium-sulfur batteries a commercial reality for a bigger energy punch
A fevered search for the next great high-energy, rechargeable battery technology is on. Scientists are now reporting they have overcome key obstacles toward making lithium-sulfur (Li-S) batteries, which have ...