Scientists grow ultrahigh-purity carbon nanotubes
Sodium-ion battery cathode has highest energy density to date
Small-molecule solar cells get 50% increase in efficiency with optical spacer
Hybrid nanostructure with extreme light absorption looks promising for photovoltaics
Inkjet-printed graphene electrodes may lead to low-cost, large-area, possibly foldable devices
Flexible, semitransparent power source made with novel comb-teeth structure
Nanogenerator's output triples previous record
Sponge-like graphene makes promising supercapacitor electrodes
'Superstructured' solar cells achieve record efficiency of 10.9%
Battery recipe: Deep-fried graphene pom-poms
A billion holes can make a battery
Researchers at the University of Maryland have invented a single tiny structure that includes all the components of a battery that they say could bring about the ultimate miniaturization of energy storage ...
A more efficient, lightweight and low-cost organic solar cell
For decades, polymer scientists and synthetic chemists working to improve the power conversion efficiency of organic solar cells were hampered by the inherent drawbacks of commonly used metal electrodes, ...
Study sheds new light on why batteries go bad
A comprehensive look at how tiny particles in a lithium ion battery electrode behave shows that rapid-charging the battery and using it to do high-power, rapidly draining work may not be as damaging as researchers ...
Exotic state of matter—a 'random solid solution'—affects how ions move through battery material
New observations by researchers at MIT have revealed the inner workings of a type of electrode widely used in lithium-ion batteries. The new findings explain the unexpectedly high power and long cycle life ...