Zobrazeno 1 - 10
of 65
pro vyhledávání: '"A.N. Falcão"'
Autor:
Diogo Machado, Jorge A. Santos, Rita A. Ribeiro, A.N. Falcão, Sofia Pereira, Luís Carlos de Souza Ferreira, Goran D. Putnik, Alfredo Manuel Franco Pereira, Gabriela Amaral, Leonilde Varela, Cátia Alves, Emanuel Sousa
Publikováno v:
International Journal for Quality Research, Vol 13, Iss 4, Pp 87-1004 (2019)
Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Decision support visualization tools provide insights for solving problems by displaying data in an interactive, graphical format. Such tools can be effective for supporting decision-makers in finding new opportunities and in measuring decision outco
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f5e64b81d511d2b87f319d93d96e429c
https://hdl.handle.net/1822/66280
https://hdl.handle.net/1822/66280
Autor:
J.J.H. Lancastre, M. S. M. S. Nabiça, A.N. Falcão, László Almásy, Maria Helena Fernandes, Fernanda M.A. Margaça, I.M. Miranda Salvado, Luís M. A. Ferreira
Silicate hybrid materials were prepared by the sol-gel process with the addition of x wt% of zirconium propoxide (x = 0 and 1). The thermal behavior as well as the influence of Zr addition was studied by thermal gravimetric analysis and differential
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ea1b07bd60551cf7ec93fe3458331ee5
Publikováno v:
Radiation Physics and Chemistry. 94:31-35
PE- g -HEMA films prepared by the mutual gamma irradiation method were prepared to be used as catalyst support in catalytic membrane reactors (CMR). These copolymeric films showed good structural stability, even the high grafted ones, with a consiste
Autor:
A.N. Falcão, M.H. Casimiro, Fernanda M.A. Margaça, N. Fernandes, J.J.H. Lancastre, Luís M. A. Ferreira, I.M. Miranda Salvado
Publikováno v:
Radiation Physics and Chemistry. 81:1336-1340
Polydimethylsiloxane-silicate based hybrid materials have recognized properties (high flexibility, low elastic modulus or high mechanical strength) for which there are a large number of applications in development, such as for the bioapplications fie
Autor:
Paulo Alexandre Almeida Rodrigues, A.N. Falcão, Luís M. A. Ferreira, Luís Alves, Maria H. Gil, João Paulo Leal
Publikováno v:
Radiation Physics and Chemistry. 81:1319-1323
PE-g-HEMA films with different grafting yields prepared by mutual gamma irradiation method at a 60Co source were characterized with ion beam analytical techniques using a nuclear microprobe. Qualitative analysis showed a random and heterogeneous dist
Autor:
José A. Teixeira, László Almásy, A.N. Falcão, S.R. Gomes, I.M. Miranda Salvado, Fernanda M.A. Margaça
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 266:5166-5170
Gamma-irradiation from a 60Co source was used to prepare hybrid materials from a mixture of polydimethylsiloxane with tetraethylortosilicate and zirconium propoxide. The obtained materials are monolithic and transparent after drying in air. They had
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 95:99-103
Hybrid materials were prepared by γ-irradiation of a mixture of polydimethylsiloxane (PDMS), with tetraethylorthosilicate (TEOS) and zirconium propoxide (PrZr), using a 60Co γ source, without any addition of solvents. Thermogravimetry, differential
Autor:
A.N. Falcão, Luís M. A. Ferreira, Fernanda M.A. Margaça, D. Faria Silva, S.R. Gomes, I.M. Miranda Salvado
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 266:1105-1108
Using a 60Co gamma source polydimethylsiloxane-based materials have been prepared by gamma-irradiation of a mixture of polydimethylsiloxane, PDMS, silanol-terminated and the tetraethylortosilicate, TEOS, with no other chemicals. Samples were prepared
Autor:
Fernanda M.A. Margaça, A.N. Falcão, Luís M. A. Ferreira, João Paulo Leal, I.M. Miranda Salvado, Eduardo Alves, S.R. Gomes, Carlos Marques
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 266:288-294
Hybrid materials have been prepared by gamma-irradiation of a mixture of polydimethylsiloxane silanol-terminated, and the alkoxides tetraethylortosilicate and zirconium propoxide, using a 60Co gamma source. No other chemicals were added to these prec
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 265:114-117
Hybrids are a class of materials that enable the integration of organic and inorganic characteristics at the molecular level in a single material. In this way materials with unusual optical, mechanical or even bioactive properties are obtained, which