Advances and challenges in understanding the microscopic structure–property–performance relationship in perovskite solar cells
The emergence of perovskite photovoltaic technology is transforming the landscape of solar
energy. Its rapid development has been driven by the advances in our understanding of the …
energy. Its rapid development has been driven by the advances in our understanding of the …
Carriers, quasi-particles, and collective excitations in halide perovskites
Halide perovskites (HPs) are potential game-changing materials for a broad spectrum of
optoelectronic applications ranging from photovoltaics, light-emitting devices, lasers to …
optoelectronic applications ranging from photovoltaics, light-emitting devices, lasers to …
Reducing detrimental defects for high‐performance metal halide perovskite solar cells
In several photovoltaic (PV) technologies, the presence of electronic defects within the
semiconductor band gap limit the efficiency, reproducibility, as well as lifetime. Metal halide …
semiconductor band gap limit the efficiency, reproducibility, as well as lifetime. Metal halide …
Additive‐Free, Low‐Temperature Crystallization of Stable α‐FAPbI3 Perovskite
Formamidinium lead triiodide (FAPbI3) is attractive for photovoltaic devices due to its optimal
bandgap at around 1.45 eV and improved thermal stability compared with methylammonium …
bandgap at around 1.45 eV and improved thermal stability compared with methylammonium …
Design of low bandgap tin–lead halide perovskite solar cells to achieve thermal, atmospheric and operational stability
Low bandgap tin–lead iodide perovskites are key components of all-perovskite tandem solar
cells, but can be unstable because tin is prone to oxidation. Here, to avoid a reaction with …
cells, but can be unstable because tin is prone to oxidation. Here, to avoid a reaction with …
High grain boundary recombination velocity in polycrystalline metal halide perovskites
Understanding carrier recombination processes in metal halide perovskites is fundamentally
important to further improving the efficiency of perovskite solar cells, yet the accurate …
important to further improving the efficiency of perovskite solar cells, yet the accurate …
Local crystal misorientation influences non-radiative recombination in halide perovskites
We use ultrasensitive electron backscatter diffraction (EBSD) to map the local crystal
orientations, grains, and grain boundaries in CH 3 NH 3 PbI 3 (MAPI) perovskite thin films …
orientations, grains, and grain boundaries in CH 3 NH 3 PbI 3 (MAPI) perovskite thin films …
Mechanics-coupled stability of metal-halide perovskites
Metal-halide perovskites (MHPs) possess enormous potential in optoelectronic and
semiconductor devices. In these applications, MHPs are often subjected to mechanical …
semiconductor devices. In these applications, MHPs are often subjected to mechanical …
Progress of Surface Science Studies on ABX3‐Based Metal Halide Perovskite Solar Cells
ABX3 type metal halide perovskite solar cells (PSCs) have shown efficiencies over 25%,
rocketing toward their theoretical limit. To gain the full potential of PSCs relies on the …
rocketing toward their theoretical limit. To gain the full potential of PSCs relies on the …
Self-seeding growth for perovskite solar cells with enhanced stability
Hybrid organic-inorganic lead halide perovskite solar cells have shown a remarkable rise in
power conversion efficiency over a short period of time; however, long-term stability remains …
power conversion efficiency over a short period of time; however, long-term stability remains …