Metal-oxide-based charge-transport layers have played a pivotal role in the progress of
perovskite solar cells. Yet metal-oxide/perovskite interfaces are often highly defective, owing …

Natural photosynthesis is an efficient biochemical process which converts solar energy into
energy-rich carbohydrates. By understanding the key photoelectrochemical processes and …

Defects at the top and bottom interfaces of three-dimensional (3D) perovskite
photoabsorbers diminish the performance and operational stability of perovskite solar cells …

All-inorganic perovskites are emerging as excellent photovoltaic candidates for single-
junction or tandem solar cells. However, large energy loss due to non-radiative …

Incorporating mixed ion is a frequently used strategy to stabilize black-phase formamidinum
lead iodide perovskite for high-efficiency solar cells. However, these devices commonly …

Perovskite solar cells have reached a power conversion efficiency over 25%, and the
engineering of the interface between the perovskite and hole transport layer (HTL) has been …

The efficiency of all-perovskite tandem solar cells has surpassed that of single-junction
perovskite solar cells, yet they still suffer from interfacial non-radiative recombination losses …

The buried interface in perovskite solar cells (PSCs) is pivotal for achieving high efficiency
and stability. However, it is challenging to study and optimize the buried interface due to its …

The stabilization of grain boundaries and surfaces of the perovskite layer is critical to extend
the durability of perovskite solar cells. Here we introduced a sulfonium-based molecule …

The deposition of large ammonium cations onto perovskite surfaces to passivate defects and
reduce contact recombination has enabled exceptional efficiency and stability in perovskite …