Opportunities for enhancing solar energy harvesting using photon upconversion are
reviewed. The increasing prominence of bifacial solar cells is an enabling factor for the …

Molecular persistently luminescent materials have received recent attention due to their
promising applications in optical displays, biological imaging, chemical sensing, and …

Abstract Three-dimensional (3D) printing has exploded in interest as new technologies have
opened up a multitude of applications,,,,–, with stereolithography a particularly successful …

Energy and electron transfer processes in light harvesting assemblies dictate the outcome of
the overall light energy conversion process. Halide perovskite nanocrystals such as …

Defect engineering in photocatalytic materials has been proven as a versatile approach to
maneuver their performance in solar-to-chemical energy conversion. In this article, the state …

Near-infrared-to-visible photon upconversion holds great promise for a diverse range of
applications. Current photosensitizers for triplet-fusion upconversion across this spectral …

Lanthanide-doped upconversion nanoparticles (UCNPs) are capable of converting near-
infra-red excitation into visible and ultraviolet emission. Their unique optical properties have …

Excitonic effects mediated by Coulomb interactions between photogenerated electrons and
holes play crucial roles in photoinduced processes of semiconductors. In terms of …

Nanostructured semiconductors emit light from electronic states known as excitons. For
organic materials, Hund's rules state that the lowest-energy exciton is a poorly emitting triplet …

The generation, control and transfer of triplet excitons in molecular and hybrid systems is of
great interest owing to their long lifetime and diffusion length in both solid-state and solution …