Q. I receive a spreadsheet each week where all sales data is categorized by its product number, but the product number is only listed on the first row of sales data. It is then subcategorized by the ...

Built by Danish researchers, the device also achieved a power conversion efficiency of 5.0%. They designed the cell with a soda-lime glass substrate, a tin oxide (FTO) layer, an electron transport ...

An international group of researchers has achieved the highest fill factor reported for perovskite cells of any size to date. The device was fabricated with a nitrogen-doped titanium oxide (TiOxNy) ...