The library of two-dimensional (2D) materials has been enriched over recent years with
novel crystal architectures endowed with diverse exciting functionalities. Bulk perovskites …

The world record device efficiency of single‐junction solar cells based on organic–inorganic
hybrid perovskites has reached 25.5%. Further improvement in device power conversion …

Photocatalytic CO2 reduction to valuable fuels is a promising way to alleviate anthropogenic
CO2 emissions and energy crises. Perovskite oxides have attracted widespread attention as …

Over the last decades, great advances have been made in the development of nanoscale
optoelectronics, such as solar cells, photodetectors, and light-emitting diodes. The design of …

Attaining pure single-photon emission is key for many quantum technologies, from optical
quantum computing to quantum key distribution and quantum imaging. The past 20 years …

As an emerging class of semiconductors, Metal Halide Perovskites (MHPs) form a major
paradigm of photocatalysts for its truly unique and superior optoelectronic properties over …

An important class of photoelectronic devices, self‐powered photodetectors, has attracted
worldwide attention because of its crucial role in both basic scientific research and …

Despite the well-known implications in the field of III–V semiconductors, lattice strain in
halide perovskite materials has been largely overlooked until recently. Here, we review the …

Halide perovskites have attracted increasing scientific interests for photocatalysis because
of their remarkable opto‐electronic properties, such as optimal band structures, long charge …

To overcome the challenges surrounding toxic and unstable lead-based halide perovskites,
it is important to develop promising non-toxic s-block halide perovskites that can serve as an …