DuPont today said it has bought Silicon Valley upstart Innovalight, which makes a "silicon ink" material to enhance the efficiency of solar cells.
The chemicals giant said that it intends to integrate Innovalight's technology into its existing solar photovoltaics business and expand the market for Innovalight's products. Financial terms were not disclosed.
Sunnyvale, Calif.-based Innovalight makes a black ink-like nanomaterial that is applied to silicon cells during the solar manufacturing process. Adding a silicon ink printing step can boost the efficiency of monocrystalline solar cells by up to 19 percent over the traditional process, according … Read more