Metamaterials Boosts Electromagnetism Safely
By using exotic man-made materials, scientists from Duke University and Boston College believe they can greatly enhance the forces of electromagnetism (EM), one of...
Solar cells could reach 70 percent efficiency
It has long been thought that conversion efficiency of solar cells cannot exceed 34 percent for a single material or less than about 45...
Bugs from space to increase the electrical output of the fuel cells
Bacteria normally found 30km above the earth have been identified as highly efficient generators of electricity.
Bacillus stratosphericus - a microbe commonly found in high...
Single-atom transistor for a future quantum computer
In a remarkable feat of micro-engineering, UNSW physicists have created a working transistor consisting of a single atom placed precisely in a silicon crystal.
The...
Rechargeable Sodium-Ion Batteries
With a near-theoretical capacity of 250 mAh/g, excellent rate capability and cycle life, and high energy and power densities of 760 Wh/kg and 1200...
Nanoshell whispering galleries improve thin solar panels
Engineers at Stanford have created photovoltaic nanoshells that harness a peculiar physical phenomenon to better trap light in the solar materials. The results could...
How Fuel Cells working on the nanoscale
For the first time, physical chemistry reactions in a fuel cell can now be observed and described in detail on the nanoscale.
This innovation is...
Making molecular hydrogen more efficiently
When it comes to the industrial production of chemicals, often the most indispensable element is one that you can't see, smell, or even taste....
Nanocrystals can be charged more rapidly than batteries
Researchers have discovered a universal technique for stripping nanocrystals of tether-like molecules that until now have posed as obstacles for their integration into devices.
These...
Harnessing Hotspots
Electronic devices often develop ‘hot spots’ that can become detrimental to performance. Much research has focused on developing methods to cool the system, or,...