Antiferroelectric materials are attractive for energy storage applications and are becoming
increasingly important for power electronics. Lead-free silver niobate (AgNbO3) and sodium …

Organometal halide perovskite solar cells have evolved in an exponential manner in the two
key areas of efficiency and stability. The power conversion efficiency (PCE) reached 20.1 …

The B-site substituted perovskite oxides A 2 B′ B ″O 6 have in the recent decades gained
an increasing amount of interest due to their various interesting properties and possible …

Metal halide perovskite solar cells (PSCs) have emerged as an important direction for
photovoltaic research. Although the power conversion efficiency (PCE) of lead‐based PSCs …

Relaxor ferroelectrics, which can exhibit exceptional electromechanical coupling, are some
of the most important functional materials, with applications ranging from ultrasound imaging …

In response to the current environmental regulations against the use of lead in daily
electronic devices, a number of investigations have been performed worldwide in search for …

Metal halide perovskites, as a new generation of semiconductor materials, have been widely
applied in various optoelectronic devices, especially in the field of perovskite light-emitting …

Organometal trihalide perovskites have recently emerged as promising materials for low‐
cost, high‐efficiency solar cells. In less than five years, the efficiency of perovskite solar cells …

The piezoelectric properties of relaxor based ferroelectric single crystals, such as Pb (Zn 1/3
Nb 2/3) O 3–PbTiO 3 and Pb (Mg 1/3 Nb 2/3) O 3–PbTiO 3 were investigated for …

Highly efficient bifunctional oxygen electrocatalysts are indispensable for the development
of highly efficient regenerative fuel cells and rechargeable metal-air batteries, which could …