Tandem cell or tandem module?

At Intersolar Euroe in Munich, several companies presented their concepts for high-performance tandem perowkit photovoltaics. From the second half of the year onwards, the first modules will be available. It shows that the approach of the manufacturers is very different.Those who went through the halls of Intersolar Europe in Munich with their eyes open could discover other modules besides the standard module technologies such as Topcon and Hete…