Journal Article Research Support, Non-U.S. Gov't 27YLU75U4W 7440-57-5 Gold N762921K75 Nitrogen Phosphorus inverted perovskite solar cells 66H7ZZK23N Borohydrides Evaluation Study Nitrates Ozone Sewage Silicon Waste Water Z4152N8IUI active sites chemical bath deposition defect regulation energy alignment hydroxyl‐terminated interfacial energy loss intracellular delivery mesoporous hole-transporting layer molecular structure nanoneedle nickel oxide p-type inorganic semiconductor