Japanese conglomerate Toshiba said it has developed a new coating method that boosts the power conversation efficiency of large, polymer film-based perovskite modules to a new high.
Radovan Kopecek and Joris Libal analyse recent efficiency announcements against the backdrop of new and emerging solar PV technologies, and plot the course for solar’s next steps.
Specialist gallium arsenide (GaAs) PV manufacturer Alta Devices, a subsidiary of Hanergy Group, has achieved another new solar cell conversion efficiency record of 29.1%, which was certified by Fraunhofer ISE CalLab.
‘Silicon Module Super League’ (SMSL) member LONGi Solar, a subsidiary of LONGI Green Energy Technology, has hit 23.6% conversion efficiency with its P-type monocrystalline passivated emitter rear cell (PERC) solar cells - a new industry record.
China-based thin-film PV firm Hangzhou Microquanta Semiconductor has claimed a new efficiency record for perovskite mini-modules of 15.24%, certified by Newport PV Lab in Montana, US.