ClimateJune 16, 2026
photovoltaics
/ˌfoʊtoʊvoʊlˈteɪɪks/
Definition
The technology that converts sunlight directly into electricity using semiconductor materials, functioning as a primary source of clean energy.
Etymology
The word is derived from the Greek 'phōs' (light) and 'volt', named after the Italian physicist Alessandro Volta, who invented the electric battery. It entered English in the mid-20th century to describe the technology of converting light into electric current.
In the news
In the article, photovoltaics are cited as a clean energy source whose falling costs are making it increasingly economically feasible for industrial companies to transition away from fossil fuels.
NDRC launches 3-year energy-saving, carbon-reduction retrofit campaign for nine key industries
Read the full article ↗Global Times