This review article focuses on the understanding of intersystem crossing (ISC) in molecules.
It addresses readers who are interested in the phenomenon of intercombination transitions …

Organic semiconductor materials have been widely used in various optoelectronic devices
due to their rich optical and/or electrical properties, which are highly related to their excited …

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

Triplet–triplet annihilation photon upconversion (TTA-UC) is a process in which triplet
excitons combine to form emissive singlets and holds great promise in biological …

Photon upconversion (UC), the process of combining two or more low-energy photons to
generate a higher-energy excited state, is of interest for applications ranging from imaging to …

Many applications, including solar energy conversion, can be enhanced by the
upconversion of low energy photons. A flexible approach towards achieving this is by …

Photon upconversion through sensitized Triplet–Triplet Annihilation (TTA-UC) has regained
a lot of interest during the last decade mainly due to its potential for significantly increased …

Photochemical upconversion is a strategy for converting infrared light into more energetic,
visible light, with potential applications ranging from biological imaging and drug delivery to …

The ability to upconvert two low energy photons into one high energy photon has potential
applications in solar energy, biological imaging, and data storage. In this Letter, CdSe and …

Efficient photon upconversion at low light intensities promises major advances in
technologies spanning solar energy harvesting to deep-tissue biophotonics. Here, we …