ABSTRACT A promising development in photovoltaics (PVs), mixed 2D/3D perovskite solar
cells (PSCs) have the potential to overcome the drawbacks of conventional 3D PSCs. This …

The use of perovskites in photovoltaic and related industries has achieved tremendous
success over the last decade. However, there are still obstacles to overcome in terms of …

Mixed 2D/3D perovskite solar cells (PSCs) show promising performances in efficiency and
long‐term stability. The functional groups terminated on a large organic molecule used to …

The abundant oxygen‐related defects (eg, O vacancies, O–H) in the TiO2 electron transport
layer results in high surface energy, which is detrimental to effective carrier extraction and …

Understanding the key factor driving the efficiency and stability of semiconductor devices is
vital. To date, the key factor influencing the long‐term stability of perovskite solar cells …

Solution crystallization in film devices has attracted broad interest from various fields such as
perovskite solar cells. However, the detailed perovskite crystallization kinetics remain …

Low‐temperature solution processing of thin‐film semiconductors is more cost‐effective than
traditional vacuum processing; however, it leads to more defects during fast bulk …

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 crystal growth and orientation of two‐dimensional (2D) perovskite films significantly
impact solar cell performance. Here, we incorporated robust quadrupole‐quadrupole …

Surface post-treatment using larger organic spacer cations is widely recognized as one of
the most effective approaches to suppress the defects and reconstruct microstructures in …