Zobrazeno 1 - 10
of 71
pro vyhledávání: '"LARRY C. THOMPSON"'
Autor:
Linda Wang
Publikováno v:
C&EN Global Enterprise. 98:43-43
Larry C. Thompson, 85, died Sept. 15 in Scarborough, Maine. “Larry was an esteemed professor at the University of Minnesota Duluth (UMD) for 43 years. He was pivotal in creating the university’s ma...
Autor:
Linda Wang
Publikováno v:
Chemical & Engineering News. :43-43
Publikováno v:
Journal of Alloys and Compounds. 451:99-103
The aim of this work is comparison of the spectroscopic behaviour of two europium compounds with the formula Eu(TAN)3dipy (1) and Eu(TAN)3phen (2) where TAN = 4,4,4-trifluoro-1-(2-naphthyl)-1,3-butanedionate, dipy = 2,2′dipyridine and phen = 1,10 p
Publikováno v:
Journal of Alloys and Compounds. 451:88-93
A new example of dimeric complex of europium (3-diketones with α,α' dipyridine-Lewis base ligand, trifluoroacetate and acetates of formula C 76 H 48 Eu 4 F 36 N 8 Ο 24 was obtained. The high resolution emission and emission excitation spectra at 2
Autor:
G.F. de Sá, Hélcio J. Batista, C. de Mello Donegá, S. Alves, Ricardo L. Longo, Larry C. Thompson, S.P. Vila Nova
Publikováno v:
Journal of Luminescence. 118:83-90
The complexes tris(4,4,4-Trifluoro-1-(1-naphthyl)-1,3-butanedionate) (2,2′-bipiridyl) Ln(III), Ln(tan) 3 bipy, where Ln(III)=Eu 3+ and Gd 3+ have been synthesized, characterized and their photophysical properties (absorption, excitation and lumines
Autor:
Victor G. Young, Larry C. Thompson, Ercules E.S. Teotonio, Oscar L. Malta, Hermi F. Brito, Maria C.F.C. Felinto
Publikováno v:
Journal of Molecular Structure. 751:85-94
Rare earth complexes with the formulae Sm(TPAC)3·3H2O, Eu2(TPAC)6·5.25H2O and RE(TPAC)3·3.5H2O (where RE=Gd and Tb), and TPAC=2-thiopheneacetate) have been synthesized and characterized by complexometric titration, elemental analyses, infrared spe
Autor:
Wagner M. Faustino, Alfredo M. Simas, Severino Alves Júnior, Larry C. Thompson, Oscar L. Malta, Gilberto F. de Sá
Publikováno v:
International Journal of Quantum Chemistry. 103:572-579
An appraisal of a semiempirical methodology recently introduced by us for the theoretical calculation of luminescence quantum yields is presented. Six coordination compounds of Eu3+ were considered, possessing either benzoylacetonate or benzoyltriflu
Publikováno v:
Journal of Solid State Chemistry. 171:412-419
Preparation of epoxy resins doped with triaquatris(acctylacetonate)europium(III) [Eu(ACAC) 3 (H 2 O) 3 ] at 1%, 5%, 10% and 15% and their luminescent properties in the solid state are reported. In addition, the catalytic properties of samples doped w
Publikováno v:
Journal of Alloys and Compounds. 341:312-322
Lanthanide β-diketones were used recently in organic-layered electroluminescence diodes and can also find other optical applications. An important characteristic of these materials can be correlated with donor–acceptor properties of the substituen
Autor:
Steven M. Berry, Larry C. Thompson
Publikováno v:
Journal of Alloys and Compounds. :177-180
The title compound, conveniently abbreviated Eu(MHD) 3 .o-phen, has been prepared and characterized by means of its luminescence spectrum and by complete structure determination by X-ray diffraction. The β-diketone ligand is unsymmetrical with a met