Solar battery world
Organic electronics presents an emerging field for low-cost PV applications. The photo of the organic solar cell in the figure was taken using an optical microscope and a trans-polarizer and a Nomaschi filter. Desktop Screen Printing Machine Desktop Screen Printing Machine,Tabletop Screen Printer,Mini Screen Printing Machine,Rotary Table Screen Printer Dongguan Hongyu Automation Technology Co. Ltd , http://www.cwprinter.com
The two moon-like circumferences are metal cathodes. Thermal annealing of these thin film devices can often improve their power conversion efficiency. This photo was taken with the thermal annealing temperature approaching the melting point of the battery component, thus forming a special stripe in the figure.