Formamidinium lead iodide is a very good material for photovoltaic cells, but getting the correct and stable crystal structure is a challenge. The techniques developed so far have produced rather poor results. However, scientists have now cracked it -- using a blade and a dipping solution.
from Top Technology News -- ScienceDaily https://ift.tt/2U7Fxh2
Thursday, 21 March 2019
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