Energy & Green Tech

A blast of gas for better solar cells

Treating silicon with carbon dioxide gas in plasma processing brings simplicity and control to a key step for making solar cells.

Machine learning & AI

Opinion mining

Public opinion on microblogging sites, such as Twitter, is randomly distributed, so data mining such information offers many technical challenges. Writing in the International Journal of Autonomous and Adaptive Communications ...

Energy & Green Tech

Seeing 'under the hood' in batteries

From next-gen smartphones to longer-range electric cars and an improved power grid, better batteries are driving tech innovation. And to push batteries beyond their present-day performance, researchers want to see "under ...