Articles with "photon absorption" as a keyword



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Two‐Photon Absorption Induced Cancer Immunotherapy Using Covalent Organic Frameworks

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Published in 2021 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202103056

Abstract: Immune checkpoint blockade therapy is revolutionizing the traditional treatment model of multiple tumor types, but remains ineffective for a large subset of patients. Photodynamic therapy (PDT) has been shown to induce cancer cell death and… read more here.

Keywords: cancer; two photon; pdt; therapy ... See more keywords
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Interpretable Machine Learning of Two‐Photon Absorption

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Published in 2023 at "Advanced Science"

DOI: 10.1002/advs.202204902

Abstract: Molecules with strong two‐photon absorption (TPA) are important in many advanced applications such as upconverted laser and photodynamic therapy, but their design is hampered by the high cost of experimental screening and accurate quantum chemical… read more here.

Keywords: interpretable machine; photon absorption; two photon; machine learning ... See more keywords
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DFT study of two-photon absorption of octupolar molecules

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Published in 2019 at "Theoretical Chemistry Accounts"

DOI: 10.1007/s00214-019-2494-2

Abstract: The two-photon absorption (TPA) properties of octupolar molecules based on a triphenyl-isocyanurate cyclotrimer, a 1,3,5-triphenyl-benzene or a triphenyl-triazine core were theoretically investigated using DFT and TD-DFT computations. These compounds are very promising regarding their potential… read more here.

Keywords: photon; two photon; octupolar molecules; study ... See more keywords
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Mitochondria-specific imaging in living cells with two-photon absorption small molecule containing amino groups

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Published in 2017 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2016.09.012

Abstract: Abstract Two-photon fluorescent probes have emerged as promising molecular tools for imaging subcellular organelles. Here, the facile synthesis of three novel nitro molecules ( Z1-Z3 ) with lager two-photon absorption cross-section and three novel amino… read more here.

Keywords: photon; amino; two photon; photon absorption ... See more keywords
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Strong two-photon absorptions in heteroleptic bis(phthalocyaninato) rare earth sandwich complexes

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Published in 2017 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2016.09.016

Abstract: Abstract A series of heteroleptic phthalocyaninato rare earth double-decker complexes owning large two-photon absorption cross-sections were reported. The third-order nonlinear optical properties of these heteroleptic phthalocyaninato complexes were experimentally investigated by the Z-scan technique with… read more here.

Keywords: photon; two photon; rare earth; photon absorption ... See more keywords
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A series of terpyridine derivatives for aggregation-induced emission, two-photon absorption and mitochondrial targeting

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Published in 2018 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2018.05.051

Abstract: Abstract Herein, a series of multifunctional oxethyl triphenylamine substitutional terpyridyl analogues (1, 2, 3, 4 and 5) with aggregation-induced emission (AIE), two-photon absorption (2PA) and specially targeted mitochondria were presented. Their photophysical properties were systematically… read more here.

Keywords: photon; two photon; aggregation induced; photon absorption ... See more keywords
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Two-photon absorption property and excellent optical limiting response of three Schiff base derivatives with large conjugated system

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Published in 2019 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2018.07.046

Abstract: Abstract In this work, three Schiff base derivatives with large conjugated system have been elaborately designed and synthesized, in which bithienyl (1), pyrenyl (2) and anthryl (3) connect an azo moiety (N=N) monomer through conjugation… read more here.

Keywords: two photon; base derivatives; three schiff; schiff base ... See more keywords
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Novel yellow- to red-emitting fluorophores: Facile synthesis, aggregation-induced emission, two-photon absorption properties, and application in living cell imaging

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Published in 2021 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2020.108849

Abstract: Abstract Four novel yellow-to red-emitting fluorophores with a 1-(2-hydroxyethyl) pyridinium core and different electron-donating terminal moieties (N-methylcarbazole, N,N-dibutylbenzenamine, N-methylpyrrole, and 2-methylfuran) were designed and facilely synthesized via the one-step Knoevenagel condensation. All these compounds (HPs)… read more here.

Keywords: two photon; emission; aggregation; photon ... See more keywords
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Synthesis, spectroscopic characterization and one and two-photon absorption properties of π-expanded thiophene and truxene BODIPYs dyes

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Published in 2021 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2021.109418

Abstract: Abstract A series of BODIPY derivatives with different thiophene and truxene substituents were synthesized by Knoevenagel condensation or Sonogashira coupling reaction and were characterized by 1H and 13C NMR spectroscopy and HRMS. Their photophysical and… read more here.

Keywords: thiophene truxene; two photon; spectroscopy; photon ... See more keywords
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An improved multi-step one-photon-absorption method for analyzing laser induced damage mechanisms of materials

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Published in 2017 at "Optik"

DOI: 10.1016/j.ijleo.2017.02.059

Abstract: Abstract the method of treating multi-photon ionization as some one-photon-absorption processes by introducing transition states has achieved good applications. In this paper, this method has been improved to extend its application scope of laser pulse… read more here.

Keywords: photon; laser; one photon; method ... See more keywords
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Nonlinear absorption of some thiazine, xanthene, and carbocyanine dyes

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Published in 2018 at "Optik"

DOI: 10.1016/j.ijleo.2017.11.083

Abstract: Abstract The saturated and two-photon absorption of various classes of heterocyclic dyes [thiazine (thionine), xanthene (erythrosine), and carbocyanine (3,3′-di-(γ-sulfopropyl)-4,4′,5,5′-dibenzo-9-ethylthiacarbocyaninebetaine pyridinium salt, DEC)] possessing optical absorption in the 500–680 nm range were measured at the wavelengths of… read more here.

Keywords: absorption; xanthene; two photon; photon absorption ... See more keywords