Best of Last Week – Superabsorption theoretically demonstrated, sailing stones mystery solved and origin of anger face
Researchers report better solar cells through chemistry
In the quest for the perfect solar cell – efficient, thin, reliable and cheap – new Cornell research offers quantifiable insight into the complex chemistry of getting it just right.
A solar cell that stores its own power: World's first 'solar battery' runs on light and air
Is it a solar cell? Or a rechargeable battery? Actually, the patent-pending device invented at The Ohio State University is both: the world's first solar battery.
New breed of solar cells: Quantum-dot photovoltaics set new record for efficiency in such devices
Solar-cell technology has advanced rapidly, as hundreds of groups around the world pursue more than two dozen approaches using different materials, technologies, and approaches to improve efficiency and reduce ...
High efficiency concentrating solar cells move to the rooftop (w/ Video)
Ultra-high efficiency solar cells similar to those used in space may now be possible on your rooftop thanks to a new microscale solar concentration technology developed by an international team of researchers.
SolaRoad: World's first solar cycle path to open in the Netherlands
Imtech, in conjunction with the Province of Noord-Holland, Ooms Civiel, has developed the world's first solar road located in Krommwnie, Holland. The solar cycle path will be connected to the national grid ...
Why 'baking powder' increases efficiency of plastic solar cells
The efficiency of plastic solar cells can be doubled or tripled if an extra solvent is added during the production process, comparable with the role of baking powder in dough mixture. Exactly how this works ...
Perovskite solar cell reaches record efficiency
Nanotechnology leads to better, cheaper LEDs for phones and lighting
Princeton University researchers have developed a new method to increase the brightness, efficiency and clarity of LEDs, which are widely used on smartphones and portable electronics as well as becoming increasingly ...
Hybrid materials could smash the solar efficiency ceiling
(Phys.org) —A new method for transferring energy from organic to inorganic semiconductors could boost the efficiency of widely used inorganic solar cells.
Quantum biology: Algae evolved to switch quantum coherence on and off
A UNSW Australia-led team of researchers has discovered how algae that survive in very low levels of light are able to switch on and off a weird quantum phenomenon that occurs during photosynthesis.
Swapping tellurium for sulfur improves light absorption in organic solar cells
The investigation of light absorbing organic semiconductors is important for the development of lightweight flexible solar cells. Replacing sulfur atoms in commonly used, polymer-based solar cells with tellurium ...
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, ...
Environmentally friendly solar cell pushes forward the 'next big thing in photovoltaics'
Northwestern University researchers are the first to develop a new solar cell with good efficiency that uses tin instead of lead perovskite as the harvester of light. The low-cost, environmentally friendly ...