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Easily Accessible Rare-Earth-Containing Phosphonium Room-Temperature Ionic Liquids: EXAFS, Luminescence, and Magnetic Properties.
Alvarez-Vicente, Jorge; Dandil, Sahra; Banerjee, Dipanjan; Gunaratne, H Q Nimal; Gray, Suzanne; Felton, Solveig; Srinivasan, Geetha; Kaczmarek, Anna M; Van Deun, Rik; Nockemann, Peter.
  • Alvarez-Vicente J; School of Chemistry and Chemical Engineering, The QUILL Research Centre, David Keir Building, Queen's University Belfast , Stranmillis Road, Belfast BT9 5AG, United Kingdom.
  • Dandil S; School of Chemistry and Chemical Engineering, The QUILL Research Centre, David Keir Building, Queen's University Belfast , Stranmillis Road, Belfast BT9 5AG, United Kingdom.
  • Banerjee D; Dutch-Belgian Beamline (DUBBLE), ESRF - The European Synchrotron , CS 40220, 38043 Grenoble Cedex 9, France.
  • Gunaratne HQ; School of Chemistry and Chemical Engineering, The QUILL Research Centre, David Keir Building, Queen's University Belfast , Stranmillis Road, Belfast BT9 5AG, United Kingdom.
  • Gray S; Centre for Nanostructured Media, School of Mathematics and Physics, Queen's University Belfast , Belfast BT7 1NN, United Kingdom.
  • Felton S; Centre for Nanostructured Media, School of Mathematics and Physics, Queen's University Belfast , Belfast BT7 1NN, United Kingdom.
  • Srinivasan G; School of Chemistry and Chemical Engineering, The QUILL Research Centre, David Keir Building, Queen's University Belfast , Stranmillis Road, Belfast BT9 5AG, United Kingdom.
  • Kaczmarek AM; L3 - Luminescent Lanthanide Lab, Department of Inorganic and Physical Chemistry, Ghent University , Krijgslaan 281-S3, B-9000 Ghent, Belgium.
  • Van Deun R; L3 - Luminescent Lanthanide Lab, Department of Inorganic and Physical Chemistry, Ghent University , Krijgslaan 281-S3, B-9000 Ghent, Belgium.
  • Nockemann P; School of Chemistry and Chemical Engineering, The QUILL Research Centre, David Keir Building, Queen's University Belfast , Stranmillis Road, Belfast BT9 5AG, United Kingdom.
J Phys Chem B ; 120(23): 5301-11, 2016 06 16.
Article en En | MEDLINE | ID: mdl-27203286
ABSTRACT
A range of liquid rare earth chlorometallate complexes with the alkyl-phosphonium cation, [P666 14](+), has been synthesized and characterized. EXAFS confirmed the predominant liquid-state speciation of the [LnCl6](3-) ion in the series with Ln = Nd, Eu, Dy. The crystal structure of the shorter-alkyl-chain cation analogue [P4444](+) has been determined and exhibits a very large unit cell. The luminescence properties, with visible-light emissions of the liquid Tb, Eu, Pr, and Sm and the NIR emissions for the Nd and Er compounds, were determined. The effective magnetic moments were measured and fitted for the Nd, Tb, Ho, Dy, Gd, and Er samples.

Texto completo: 1 Banco de datos: MEDLINE Idioma: En Año: 2016 Tipo del documento: Article

Texto completo: 1 Banco de datos: MEDLINE Idioma: En Año: 2016 Tipo del documento: Article