Articles with "triplet" as a keyword



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Inhibition of adaptive therapy tolerance in cancer: is triplet mitochondrial targeting the key?

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Published in 2023 at "Molecular Oncology"

DOI: 10.1002/1878-0261.13406

Abstract: Targeted therapies have become a mainstay in the treatment of cancer, but their long‐term efficacy is compromised by acquired drug resistance. Acquired therapy resistance develops via two phases—first through adaptive development of nongenetic drug tolerance,… read more here.

Keywords: therapy tolerance; triplet; tolerance; drug ... See more keywords
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Triplet Transfer Mediates Triplet Pair Separation during Singlet Fission in 6,13‐Bis(triisopropylsilylethynyl)‐Pentacene

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Published in 2017 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201703929

Abstract: Triplet population dynamics of solution cast films of isolated polymorphs of 6,13-bis(triisopropylsilylethynyl) pentacene (TIPS-Pn) provide quantitative experimental evidence that triplet excitation energy transfer is the dominant mechanism for correlated triplet pair (CTP) separation during singlet… read more here.

Keywords: singlet fission; triplet; bis triisopropylsilylethynyl; separation ... See more keywords
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Engineering Porous Emitting Framework Nanoparticles with Integrated Sensitizers for Low-Power Photon Upconversion by Triplet Fusion.

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Published in 2019 at "Advanced materials"

DOI: 10.1002/adma.201903309

Abstract: The conversion of low-energy light into photons of higher energy based on sensitized triplet-triplet annihilation (sTTA) upconversion is emerging as the most promising wavelength-shifting methodology because it operates efficiently at excitation powers as low as… read more here.

Keywords: solid state; framework; triplet; photon upconversion ... See more keywords
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Strategies for High-Performance Solid-State Triplet-Triplet-Annihilation-Based Photon Upconversion.

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Published in 2020 at "Advanced materials"

DOI: 10.1002/adma.201908175

Abstract: Photon upconversion via triplet-triplet annihilation (TTA) has achieved high efficiencies in solution and within polymer matrices that support molecular migration systems. It has diverse potential applications including bioimaging, optical sensors, and photovoltaics. To date, however,… read more here.

Keywords: solid state; state; annihilation; tta ... See more keywords
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Reducing the Singlet-Triplet Energy Gap by End-Group π-π Stacking Toward High-Efficiency Organic Photovoltaics.

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Published in 2020 at "Advanced materials"

DOI: 10.1002/adma.202000975

Abstract: To improve the power conversion efficiencies for organic solar cells, it is necessary to enhance light absorption and reduce energy loss simultaneously. Both the lowest singlet (S1) and triplet (T1) excited states need to energertically… read more here.

Keywords: singlet triplet; energy; triplet; end group ... See more keywords
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High Photon Upconversion Efficiency with Hybrid Triplet Sensitizers by Ultrafast Hole-Routing in Electronic-Doped Nanocrystals.

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Published in 2020 at "Advanced materials"

DOI: 10.1002/adma.202002953

Abstract: Low-power photon upconversion (UC) based on sensitized triplet-triplet annihilation (sTTA) is considered as the most promising upward wavelength-shifting technique to enhance the light-harvesting capability of solar devices. Colloidal nanocrystals (NCs) with conjugated organic ligands have… read more here.

Keywords: photon upconversion; high photon; efficiency; triplet ... See more keywords
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Application of Triplet-Triplet Annihilation Upconversion in Organic Optoelectronic Devices: Advances and Perspectives.

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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
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Direct Exciton Harvesting from a Bound Triplet Pair

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202203974

Abstract: Singlet fission is commonly defined as the generation of two triplet excitons from a single absorbed photon. However, ambiguities within this definition arise due to the complexity of the various double triplet states that exist… read more here.

Keywords: triplet pair; exciton; bound triplet; triplet ... See more keywords
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Simultaneously High Upconversion Efficiency and Large Anti‐Stokes Shift by Using Os(II) Complex Dyad as Triplet Photosensitizer

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Published in 2020 at "Advanced Optical Materials"

DOI: 10.1002/adom.201902157

Abstract: To extend the triplet lifetime of photosensitizer, two new osmium complex dyads, with Os(phen)3 as triplet energy donor and 9,10‐diphenylanthracene (DPA) as energy acceptor, namely Os(phen)3‐DPA and Os(phen)3‐BDPA, are synthesized and characterized. The triplet lifetime… read more here.

Keywords: upconversion; stokes shift; phen dpa; triplet ... See more keywords
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Roles of Localized Electronic Structures Caused by π Degeneracy Due to Highly Symmetric Heavy Atom‐Free Conjugated Molecular Crystals Leading to Efficient Persistent Room‐Temperature Phosphorescence

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Published in 2019 at "Advanced Science"

DOI: 10.1002/advs.201900410

Abstract: Abstract Conjugated molecular crystals with persistent room‐temperature phosphorescence (RTP) are promising materials for sensing, security, and bioimaging applications. However, the electronic structures that lead to efficient persistent RTP are still unclear. Here, the electronic structures… read more here.

Keywords: electronic structures; triplet; room temperature; phosphorescence ... See more keywords
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Carrier Dynamics of Efficient Triplet Harvesting in AgBiS2/Pentacene Singlet Fission Solar Cells

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Published in 2023 at "Advanced Science"

DOI: 10.1002/advs.202300177

Abstract: Singlet fission is a process by which an organic semiconductor is able to generate two triplet excitons from a single photon. If charges from the triplets can be successfully harvested without heavy losses in energy,… read more here.

Keywords: fission; carrier; triplet; singlet fission ... See more keywords