There is an ongoing global effort to advance emerging perovskite solar cells (PSCs), and
many of these endeavours are focused on developing new compositions, processing …

Impedance spectroscopy (IS) is an effective characterization technique used to probe and
distinguish charge dynamics occurring at different timescales in optoelectronic and electric …

Easy‐to‐form tin vacancies at the buried interface of tin‐lead perovskites hinder the
performance of low‐bandgap perovskite solar cells (PSCs). Here, a synergistic strategy by …

Harmful Sn (IV) vacancies and uncontrolled fast crystallization commonly occur in tin–lead
alloyed perovskite films. The typical dimethyl sulfoxide (DMSO) processing solvent is …

All-perovskite tandem solar cells are attracting considerable interest in photovoltaics
research, owing to their potential to surpass the theoretical efficiency limit of single-junction …

The perovskite layer contains a large number of charged defects that seriously impair the
efficiency and stability of perovskite solar cells (PSCs), thus it is essential to develop an …

The bottom contact in perovskite solar cells (PSCs) is easy to cause deep trap states and
severe instability issues, especially under maximum power point tracking (MPPT). In this …

Mixed tin-lead perovskite solar cells have driven a lot of passion for research because of
their vital role in all-perovskite tandem solar cells, which hold the potential for achieving …

Introducing large organic cations to form reduced-dimensional (quasi-2D) perovskites has
proven to be effective in stabilizing three-dimensional perovskites. In this study, we …

The oxidizability and fast crystallization of Sn (II) components commonly cause Sn/Pb phase
separation and uncoordinated ion defects on Sn-Pb perovskite film surface. Here, 4 …