Articles with "light excited" as a keyword



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Modulating Aggregation and Deaggregation Based on Assembling Strategy to Switch on NIR-II Light-Excited Fluorescence for Self-Reporting Viability of Eliminating Cancer Cell.

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Published in 2024 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.4c03788

Abstract: The fabrication of self-reporting photosensitizers (PSs), enabling real-time evaluation of the extent of elimination of cancer cells, holds significant scientific importance in the photodynamic therapy (PDT) process. To address the intrinsic challenge of the short-wavelength… read more here.

Keywords: cancer; modulating aggregation; fluorescence; self reporting ... See more keywords

Visible-Light-Excited Lewis Acid Catalyzed Intermolecular [2σ + 3π] Photocycloadditions.

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Published in 2025 at "Organic letters"

DOI: 10.1021/acs.orglett.5c03637

Abstract: Herein, we introduce an innovative approach employing a direct visible-light-excited Lewis acid-catalyzed [2σ + 3π] cycloaddition reaction between bicyclo[1.1.0]butanes and α-vinyl azides via diradical intermediate. This transformation proceeds efficiently in the absence of any external… read more here.

Keywords: catalyzed intermolecular; visible light; lewis acid; acid catalyzed ... See more keywords

Visible-light excited luminescent trigonal prismatic metallocages from a template-directed assembly

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Published in 2021 at "Inorganic chemistry frontiers"

DOI: 10.1039/d1qi00409c

Abstract: Trigonal prismatic metallocages based on Cu3Pz3 and Cu2I2/Cu2Br2 with 24-component were assembled via a template-directed strategy. They showed rare visible-light responsive red emissions based on Cu2I2/Cu2Br2 coordination chromophores. read more here.

Keywords: prismatic metallocages; light excited; template directed; visible light ... See more keywords
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Red-light excited efficient metal-free near-infrared room-temperature phosphorescent films

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Published in 2021 at "National Science Review"

DOI: 10.1093/nsr/nwab085

Abstract: A set of red-light-excited, metal-free room-temperature phosphorescence (RTP) systems were constructed by brominated phenolsulfonephthaleine derivatives. The best metal-free RTP system has the reddest near-infrared (NIR) RTP emission (λp = 819 nm) with the highest phosphorescence quantum… read more here.

Keywords: near infrared; red light; room temperature; metal free ... See more keywords