Interesting Engineering on MSN8 天
28.6%: World record solar cell efficiency achieved with mass production promise
Qcells develops a tandem solar cell with record conversion efficiency; it is easy to mass-produce which can herald a new era ...
PBS17 年
Inside a Solar Cell
The top, phosphorus-doped layer contains more electrons, or negatively charged particles, than pure silicon does, while the bottom, boron-doped layer contains fewer electrons. This difference is ...