Sayansi Phunzirani zambiri ofufuza a ku China apanga mtundu watsopano wa selo la dzuwa pogwiritsa ntchito perovskite, yomwe imagwira ntchito bwino kuposa maselo omwe alipo panopa a silicon Iwo akwanitsa kuthana ndi mavuto omwe poyamba anasiya perovskite kuti asagwiritsidwe ntchito mu mphamvu ya dzuwa Sayansi Zhang Tong. Pochita bwino kwambiri chomwe chingasinthe mawonekedwewo, gulu la ofufuza aku China lapanga mtundu watsopano wa cell solar yomwe imagwira ntchito bwino kwambiri, kukhazikika komwe sikunachitikepo komanso moyo wautali wautumiki.