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Akademický článek
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Autor:
Renata Diniz, Tatiana A. Ribeiro-Santos, Dario Windmöller, W.F. Magalhães, Alex S. Borges, Jeferson G. Da Silva, Maria Helena Araujo, F. Fulgêncio
Publikováno v:
Journal of Luminescence. 205:72-81
In this work is reported the synthesis, characterization, luminescent properties and positronium formation yields of europium(III) and terbium(III) complexes of stoichiometric formula Ln(dpm)3(2-pyr), where: Ln = Eu and Tb, dpm = 2,2,6,6-tetramethyl-
Autor:
Kelly Cristina Coelho de Carvalho Benini, Herman Jacobus Cornelis Voorwald, Dario Windmöller, Maria Odila Hilário Cioffi, Otávio Bianchi, Fernando Fulgêncio Henriques, W.F. Magalhães, Heitor Luiz Ornaghi Júnior
Publikováno v:
Polymer Composites. 40:3156-3165
Autor:
Dario Windmöller, F.C. Oliveira, W.F. Magalhães, F. Fulgêncio, A.C.A. Andrade, A.C.A. Melo, A.M. Oliveira, A.M.L. Denadai, Maria Irene Yoshida
Publikováno v:
Journal of Molecular Structure. 1134:298-306
In the present work, intermolecular interactions between triphenylphosphine oxide (TPPO) and benzamide (BZM) has been studied in solid state by Positron Annihilation Lifetime Spectroscopy (PALS) and supported by several analytical techniques (in soli
Autor:
W.F. Magalhães, F. Fulgêncio, Alex S. Borges, Jeferson G. Da Silva, Tatiana Ribeiro, Maria Helena Araujo, Renata Diniz, Dario Windmöller
Publikováno v:
INTERNATIONAL CONFERENCE ON SCIENCE AND APPLIED SCIENCE (ICSAS) 2019.
This work is reports the luminescent properties and positronium formation yields of the Eu(dpm)3 and Eu(dpm)3(2-pyr) complexes, where dpm = 2,2,6,6-tetramethyl-3,5-heptanedionato (dipivaloylmethanate) ion and 2-pyr = 2-pyrrodilidone. We present and d
Autor:
Antônio Marques-Netto, Sidney. J. Ribeiro, W.F. Magalhães, F. Fulgêncio, Alex S. Borges, Maria Helena Araujo, Rafael Miguel Sábio, Fernando C. de Oliveira, José C. Machado, Dario Windmöller
Publikováno v:
INTERNATIONAL CONFERENCE ON SCIENCE AND APPLIED SCIENCE (ICSAS) 2019.
Autor:
Dario Windmöller, José C. Machado, F. Fulgêncio, F.C. Oliveira, Maria Helena Araujo, A. Marques-Netto, W.F. Magalhães
Publikováno v:
Chemical Physics. 461:89-97
Measurements using positron annihilation lifetime (PALS) and Doppler broadening annihilation radiation lineshape (DBARLS) spectroscopies were performed in several lanthanide dipivaloylmethanate complexes, Ln(dpm) 3 where Ln = Sm 3+ , Gd 3+ , Tb 3+ ,
Autor:
W.F. Magalhães, Fernando Fulgêncio Henriques, Tatiana A. Ribeiro-Santos, Ana Paula C. Teixeira, Mateus Carvalho Monteiro de Castro, Maria Helena Araujo, Rochel M. Lago, Luisa E. Milagre, Dario Windmöller
Publikováno v:
Colloids and Surfaces A: Physicochemical and Engineering Aspects. 582:123873
In this work, it was studied the interaction of the hazardous antibiotic amoxicillin (AMX) molecules inside the mesocavities of a composite MCM-41/cetyltrimethylammonium (MCTA). MCTA with low surface area (5 m2 g−1) showed high sorption efficiency
Autor:
W.F. Magalhães, F.C. Oliveira, Dario Windmöller, F. Fulgêncio, A.M.L. Denadai, Maria Irene Yoshida
Publikováno v:
Journal of Molecular Structure. 1084:254-258
Electronic structure of solid molecular complexes [TPPO 1− x ⋅TPM x ] and [TPPO 1− x ⋅ACN x ] at low temperature (80 K) was investigated by positronium annihilation lifetime spectroscopy (PALS) in order to evaluate the positronium formation a