How Kesterite Could Deliver Cheaper, Tougher Solar Than Perovskite in Five Years

Kesterite solar tech uses copper, zinc, tin, and sulfur, avoiding lead, delivering safer panels and a path to lower costs.
Nasdaq

First Solar's Technology Advantage Meets Exploding Solar Demand

Zacks Rank #3 (Hold) stock First Solar (FSLR) is the world’s largest thin-film photovoltaic (PV) solar module manufacturer. First Solar’s competitive edge in the solar industry stems from its cadmium ...