Electrons are the workhorses of solar energy conversion. Conversion of the energy of light to
electricity in photovoltaics, or to energy-rich molecules (solar fuel) through photocatalytic …

The success of halide perovskites in a host of optoelectronic applications is often attributed
to their long photoexcited carrier lifetimes, which has led to charge-carrier recombination …

Two-dimensional hybrid lead perovskites have attracted a great deal of attention in white-
light-emitting diodes, but the serious toxicity of Pb2+ and the limited photoluminescence …

Metal-halide perovskites have revolutionised photovoltaics in a short space of time due to
their large power-conversion efficiencies and flexibility in device processing. However …

Slow hot carrier cooling in halide perovskites holds the key to the development of hot carrier
(HC) perovskite solar cells. For accurate modeling and pragmatic design of HC materials …

Although the power conversion efficiency (PCE) of organometal halide perovskite solar cells
(PSCs) has reached 25.2%, control of the crystallization process and its impact on film …

Transient absorption (TA) spectroscopy has been extensively used in the study of excited
state dynamics of various materials and molecules. The transition from TA spectroscopy to …

The distribution of charge carriers in metal halide perovskites draws strong interest from the
solar cell community, with experiments demonstrating that edges of various microstructures …

Control over the crystallization in quantum well Ruddlesden-Popper phase halide
perovskites is vitally important for the photovoltaic performance. Through managing the …

While organometal halide perovskites are promising for a variety of optoelectronic
applications, the morphological and compositional defects introduced by solution …