Download original image
Evolution of fill factor. Each data point represents the average of the fill factor of one day of the IV-curves with short circuit current between 1.4 and 1.5 A, a voltage at the maximum power point larger than 85 V, and a fill factor larger than 40%. The vertical bars indicate the standard deviation.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.