The 23.22% front-side efficiency of the 244.62 sq cm device - certified by Germany's ISFH CalTeC - is another landmark for the Chinese manufacturer's State Key Laboratory of Photovoltaic Science and Technology.Trina Solar has claimed a world record 23.22% conversion efficiency with a large area version of its n-type, crystalline silicon, i-TOPCon (industrial tunnel-oxide passivated contact) solar cell. The record-breaking bifacial device was manufactured using a low-cost industrial process, said Trina in a statement yesterday, on a large phosphorus-doped, cast-mono silicon substrate. The 247.79cm² ...Den vollständigen Artikel lesen ...