Articles with "erbium complexes" as a keyword



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Near-infrared luminescent erbium complexes with 8-hydroxyquinoline-terminated hyperbranched polyester

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Published in 2017 at "Polymer"

DOI: 10.1016/j.polymer.2017.02.061

Abstract: Abstract Novel 8-hydroxyquinoline-terminated hyperbranched polyesters (1-HBPQ and 2-HBPQ) were synthesized and characterized by 1H-NMR and UV-Vis analyses. Then, two erbium complexes (1-HBPQ-Er3+-HQ and 2-HBPQ-Er3+-HQ) were prepared by using 1-HBPQ or 2-HBPQ as the macromolecular ligand… read more here.

Keywords: terminated hyperbranched; near infrared; hydroxyquinoline terminated; erbium ... See more keywords
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Strong Circularly Polarized Luminescence at 1550 nm from Enantiopure Molecular Erbium Complexes.

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Published in 2022 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.2c01134

Abstract: Circularly polarized luminescence (CPL) in two subregions of the near-infrared (NIR) has been achieved. By leveraging the rigidity and diminishing detrimental vibrations of the heterobimetallic binolate complexes of erbium [(Binol)3ErNa3], species exhibiting an exceptionally high… read more here.

Keywords: erbium complexes; polarized luminescence; strong circularly; circularly polarized ... See more keywords
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Tetrakis[(1,1'-biphenyl-4-yl)oxy]phthalocyanine and Its Zinc and Erbium Complexes

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Published in 2018 at "Russian Journal of General Chemistry"

DOI: 10.1134/s1070363218060221

Abstract: Abstract4-[(1,1'-Biphenyl-4-yl)oxy]phthalonitrile was synthesized by nucleophilic substitution of the nitro group in 4-nitrophthalonitrile, and its reactions with zinc and erbium salts afforded zinc tetrakis[(1,1'-biphenyl- 4-yl)oxy]phthalocyanine and single- and double-decker erbium complexes. Spectral characteristics of the synthesized… read more here.

Keywords: zinc erbium; oxy phthalocyanine; erbium; erbium complexes ... See more keywords
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Surface-grafted Europium and Erbium Complexes of the 12-Tungstosilicate Heteropolyoxometalate: A Synthetic and Structural Investigations

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Published in 2019 at "Journal of The Iranian Chemical Society"

DOI: 10.22036/icr.2019.194182.1052

Abstract: The hydrothermal synthesis of two new inorganic-organic hybrid materials in which PDA (PDA = 1,10-phenanthroline-2,9-dicarboxylate) is connected to a well-defined Keggin-type polyoxometalate anion (POM) and a Ln(III) cation (POM = [SiW12O40]4−; Ln = Eu3+ (1),… read more here.

Keywords: grafted europium; complexes tungstosilicate; tungstosilicate heteropolyoxometalate; erbium complexes ... See more keywords