Application of Triplet-Triplet Annihilation Upconversion in Organic Optoelectronic Devices: Advances and Perspectives.
Sign Up to like & getrecommendations! Published in 2021 at "Advanced materials"
DOI: 10.1002/adma.202100704
Abstract: 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 states. Therefore, how to manage and utilize the excited… read more here.
Keywords: optoelectronic devices; triplet; triplet triplet; triplet annihilation ... See more keywords
Enhancing Triplet-Triplet Annihilation Upconversion: From Molecular Design to Present Applications.
Sign Up to like & getrecommendations! Published in 2022 at "Accounts of chemical research"
DOI: 10.1021/acs.accounts.2c00307
Abstract: ConspectusPhoton upconversion, the process of converting low-energy photons into high-energy ones, has been widely applied for solar energy conversion, photoredox catalysis, and various biological applications such as background-free bioimaging, cancer therapy, and optogenetics. Upconversion materials… read more here.
Keywords: tta; energy; upconversion; triplet annihilation ... See more keywords
Triplet–Triplet Annihilation in 9,10-Diphenylanthracene Derivatives: The Role of Intersystem Crossing and Exciton Diffusion
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.7b01336
Abstract: Triplet–triplet annihilation (TTA) is an attractive way to boost the efficiency of conventional fluorescent organic light-emitting diodes (OLEDs). TTA-active anthracene derivatives are often considered as state-of-the-art emitters due to the proper energy level alignment. In… read more here.
Keywords: tta; intersystem crossing; triplet; triplet triplet ... See more keywords
Nanoencapsulated Phase-Change Materials: Versatile and Air-Tolerant Platforms for Triplet-Triplet Annihilation Upconversion.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.1c21080
Abstract: Efficient and long-term stable triplet-triplet annihilation upconversion (TTA-UC) can be achieved by effectively protecting the excited organic triplet ensembles from photoinduced oxygen quenching, and discovery of a new material platform that promotes TTA-UC in ambient… read more here.
Keywords: phase change; triplet annihilation; annihilation upconversion; phase ... See more keywords
Multifaceted Sulfone-Carbazole-Based D-A-D Materials: A Blue Fluorescent Emitter as a Host for Phosphorescent OLEDs and Triplet-Triplet Annihilation Up-Conversion Electroluminescence.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c21294
Abstract: Electroluminescence (EL) from the singlet-excited (S1) state is the ideal choice for stable, high-performing deep-blue organic light-emitting diodes (OLEDs) owing to the advantages of an adequately short radiative lifetime, improved device durability, and low cost,… read more here.
Keywords: phosphorescent; annihilation conversion; triplet annihilation; triplet triplet ... See more keywords
Flexible and Micropatternable Triplet-Triplet Annihilation Upconversion Thin Films for Photonic Device Integration and Anticounterfeiting Applications.
Sign Up to like & getrecommendations! Published in 2018 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.7b17789
Abstract: Triplet-triplet annihilation upconversion (TTA-UC) has recently drawn widespread interest for its capacity to harvest low-energy photons and to broaden the absorption spectra of photonic devices, such as solar cells. Although conceptually promising, effective integration of… read more here.
Keywords: integration; tta; triplet; host ... See more keywords
Nanoengineering Triplet-Triplet Annihilation Upconversion: From Materials to Real-World Applications.
Sign Up to like & getrecommendations! Published in 2023 at "ACS nano"
DOI: 10.1021/acsnano.3c00543
Abstract: Using light to control matter has captured the imagination of scientists for generations, as there is an abundance of photons at our disposal. Yet delivering photons beyond the surface to many photoresponsive systems has proven… read more here.
Keywords: triplet annihilation; triplet triplet; triplet; annihilation upconversion ... See more keywords
Triplet-triplet annihilation upconversion-based nanosensors for fluorescent detection of potassium.
Sign Up to like & getrecommendations! Published in 2020 at "ACS sensors"
DOI: 10.1021/acssensors.9b02252
Abstract: Typical ionophore-based nanosensors use nile blue-derived indicators called chromoionophores which must contend with strong background absorption, autofluorescence, and scattering in biological samples that limit their usefulness. Here, we demonstrate potassium-selective nanosensors that utilize triplet-triplet annihilation… read more here.
Keywords: potassium; triplet; triplet triplet; triplet annihilation ... See more keywords
Molecular Engineering of Chromophores to Enable Triplet-Triplet Annihilation Upconversion.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.0c06386
Abstract: Triplet-triplet annihilation upconversion (TTA-UC) is an unconventional photophysical process that yields high-energy photons from low-energy incident light and offers pathways for innovation across many technologies, including solar energy harvesting, photochemistry, and optogenetics. Within aromatic organic… read more here.
Keywords: annihilation upconversion; triplet; triplet triplet; molecular engineering ... See more keywords
Triplet-Triplet Annihilation Photopolymerization for High-Resolution 3D Printing.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.1c11022
Abstract: 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 TW/cm2). Here, we demonstrate 3D printing based on triplet-triplet-annihilation photopolymerization… read more here.
Keywords: annihilation photopolymerization; high resolution; triplet annihilation; triplet ... See more keywords
Efficient Triplet-Triplet Annihilation Upconversion with an Anti-Stokes Shift of 1.08 eV Achieved by Chemically Tuning Sensitizers.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.9b05824
Abstract: A series of Pt(II)-Schiff base complexes were synthesized as triplet sensitizers for the purpose of tuning the singlet and triplet energy levels so as to minimize energy loss during triplet-triplet annihilation (TTA) upconversion (UC). A… read more here.
Keywords: triplet; triplet triplet; anti stokes; triplet annihilation ... See more keywords