Photochemical upconversion
Photochemical upconversion is a process whereby two lower-energy photons are converted
into a higher-energy photon by sensitized triplet–triplet annihilation. While recent interest in …
into a higher-energy photon by sensitized triplet–triplet annihilation. While recent interest in …
Triplet–triplet annihilation mediated photon upconversion solar energy systems
Solar energy harvesting is among the best solutions for a global transition toward carbon-
neutral energy technologies. The existing solar energy harvesting technologies like …
neutral energy technologies. The existing solar energy harvesting technologies like …
NIR‐Absorbing B, N‐Heteroarene as Photosensitizer for High‐Performance NIR‐to‐Blue Triplet‐Triplet Annihilation Upconversion
JK Li, MY Zhang, L Zeng, L Huang… - Angewandte Chemie …, 2023 - Wiley Online Library
Triplet‐triplet annihilation upconversion (TTA‐UC) with near‐infrared (NIR) photosensitizers
is highly desirable for a variety of emerging applications. However, the development of NIR …
is highly desirable for a variety of emerging applications. However, the development of NIR …
Triplet–triplet annihilation photopolymerization for high-resolution 3D printing
Two-photon polymerization (TPP) currently offers the highest resolution available in 3D
printing (∼ 100 nm) but requires femtosecond laser pulses at very high peak intensity (∼ 1 …
printing (∼ 100 nm) but requires femtosecond laser pulses at very high peak intensity (∼ 1 …
Approaching the spin-statistical limit in visible-to-ultraviolet photon upconversion
A Olesund, J Johnsson, F Edhborg… - Journal of the …, 2022 - ACS Publications
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 …
excitons combine to form emissive singlets and holds great promise in biological …
Enhanced chiroptic properties of nanocomposites of achiral plasmonic nanoparticles decorated with chiral dye-loaded micelles
T Zhao, D Meng, Z Hu, W Sun, Y Ji, J Han, X **… - Nature …, 2023 - nature.com
The development of circularly polarized luminescence (CPL)-active materials with both large
luminescence dissymmetry factor (glum) and high emission efficiency continues to be a …
luminescence dissymmetry factor (glum) and high emission efficiency continues to be a …
Spin statistics for triplet–triplet annihilation upconversion: Exchange coupling, intermolecular orientation, and reverse intersystem crossing
Triplet–triplet annihilation upconversion (TTA-UC) has great potential to significantly
improve the light harvesting capabilities of photovoltaic cells and is also sought after for …
improve the light harvesting capabilities of photovoltaic cells and is also sought after for …
Sensitizer-controlled photochemical reactivity via upconversion of red light
By combining the energy input from two red photons, chemical reactions that would normally
require blue or ultraviolet irradiation become accessible. Key advantages of this biphotonic …
require blue or ultraviolet irradiation become accessible. Key advantages of this biphotonic …
Lanthanide upconversion and downshifting luminescence for biomolecules detection
Biomolecules play critical roles in biological activities and are closely related to various
disease conditions. The reliable, selective and sensitive detection of biomolecules holds …
disease conditions. The reliable, selective and sensitive detection of biomolecules holds …
Bulky Substituents Promote Triplet–Triplet Annihilation Over Triplet Excimer Formation in Naphthalene Derivatives
Visible-to-ultraviolet (UV) triplet–triplet annihilation photochemical upconversion (TTA-UC)
has gained a lot of attention recently due to its potential for driving demanding high-energy …
has gained a lot of attention recently due to its potential for driving demanding high-energy …