Solar

Efficiency of Silicon Solar Cells Climbs

Efficiency of Silicon Solar Cells Climbs

Japanese materials company prototypes a 26.3% efficient silicon cell, steps away from the 29% theoretical maximum Photo: Kunta Yoshikawa/Kaneka/Nature Energy In research published this week in Nature Energy , researchers at Kaneka Corporation, a resin and plastics manufacturer based in Osaka, describe the first silicon solar cell to achieve a record-breaking 26.3-percent efficiency—a 0.7-percent increase over the previous(…)

Tesla Teams With Tiny Hawaiian Utility to Store Solar

Tesla Teams With Tiny Hawaiian Utility to Store Solar

Kauai Island Electric Cooperative is taking advantage of solar PV price drops and emerging battery technology to reinvent itself TeslaTesla-supplied lithium-ion batteries are deployed next to a 13 MW solar panel array on the island of Kauai in Hawaii. A 33,000-member electric power cooperative on the island of Kauai in the Hawaiian archipelago is emerging(…)