Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Benjamin J.A. Moulton"'
Autor:
Benjamin J.A. Moulton, Laís D. Silva, Simone R.F. Sabino, Leonardo L. Evaristo, David V. Sampaio, Silvio Buchner, Francisco C. Serbena, Paulo S. Pizani, Edgar D. Zanotto
Publikováno v:
Ceramics International. 49:10852-10863
Autor:
Benjamin J.A. Moulton, Eduardo O. Gomes, Thiago R. Cunha, Carsten Doerenkamp, Lourdes Gracia, Hellmut Eckert, Juan Andrés, Paulo S. Pizani
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
Barium silicates may be found in contact aureoles and are used in several important technologies (e.g., LEDs). The BaO-SiO2 system stabilizes 13 crystalline phases with different silicate tetrahedral and connectivity profiles. Aside from phases compo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0d23d5f1a8f473e5c6a0375bf0493cab
Autor:
Benjamin J.A. Moulton, Adalberto Picinin, Laís D. Silva, Carsten Doerenkamp, Harold Lozano, David Sampaio, Edgar D. Zanotto, Jincheng Du, Hellmut Eckert, Paulo S. Pizani
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a9f275716e1127f1f04d333efa6ca89b
Autor:
Ronaldo Santos da Silva, Valmor Roberto Mastelaro, Edgar Dutra Zanotto, Benjamin J.A. Moulton, T.R. Cunha, D.C. Silva, D.V. Sampaio, Rafaella B. Pena, Marcos V. dos S. Rezende, Paulo S. Pizani
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
In this article the doping of chromium in a lead metasilicate glass is explored using Raman, UV–Vis, and Cr K-edge XANES spectroscopy. Our results indicate that the Cr ions are predominantly present as CrO42− complexes, with a minor amounts of Cr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2f08c50008aa8454587ea2772a1072fa
Autor:
D.V. Sampaio, Benjamin J.A. Moulton, Daniela A. Hora, Marcos V. dos S. Rezende, Ariosvaldo J.S. Silva, Ronaldo Santos da Silva, Patresio A.M. Nascimento
Publikováno v:
Optical Materials. 89:329-333
Eu-doped LiBaPO4 phosphors were synthesized by sol–gel route using PVA as the chelating agent. The structure and photoluminescence (PL) properties of the as-prepared LiBaPO4 phosphors were investigated by X-ray diffraction (XRD), X-ray absorption s
Autor:
D.V. Sampaio, Benjamin J.A. Moulton, T.R. Cunha, João Elias Figueiredo Soares Rodrigues, Ariano De Giovanni Rodrigues, R.C. da Costa, Paulo S. Pizani
Publikováno v:
Solid State Sciences. 88:1-5
In this paper we report about the in-situ experiments on cobalt titanate (CoTiO3), in which were investigated the compressibility at high pressures up to 24.6 GPa, at room temperature, using synchrotron X-ray diffraction (SXRD) and also the thermal e
Autor:
T.R. Cunha, Alisson Mendes Rodrigues, Edgar Dutra Zanotto, D.V. Sampaio, Laís D. Silva, Paulo S. Pizani, Benjamin J.A. Moulton
Publikováno v:
CrystEngComm. 21:2768-2778
It is known that barium disilicate (BS2) glass exhibits two prominent exothermic peaks between the glass transition and melting temperatures in calorimetric experiments, however, their cause is not known. In this work, glass-ceramic samples were prod
Autor:
A. Picinin, J. P. Rino, Edgar Dutra Zanotto, D.V. Sampaio, Paulo S. Pizani, Benjamin J.A. Moulton
Publikováno v:
Journal of Non-Crystalline Solids. 499:300-308
In this research we correlate the structural parameters obtained from molecular dynamics (MD) simulations and Raman scattering to construct a self-consistent picture of the glass structure, and its variation from ambient temperature to the supercoole
Autor:
Daniel R. Neuville, Benjamin J.A. Moulton, Cedrick O'Shaughnessy, Grant S. Henderson, Lucia Zuin
Publikováno v:
Journal of Non-Crystalline Solids. 500:417-421
We present the first Li K-edge XANES study of a varied suite of lithium silicate (LS) and lithium alkaline-earth silicate (LMS) glasses. The LS series contains three glasses with compositions LS4 (20 Li2O–80 SiO2), LS2 (33 Li2O–67 SiO2) and LS1.5
Autor:
Harold Lozano, Edgar Dutra Zanotto, Benjamin J.A. Moulton, Laís D. Silva, Paulo S. Pizani, Hellmut Eckert, Carsten Doerenkamp
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
Raman and NMR spectroscopies have long been employed in pursuing quantitative relationships between polymerization of silicate glasses and melts. However, varying assumptions and ambiguities have often meant structural models vary significantly depen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::42eaacbf011ab6dc088ac55186aa45dd