Zobrazeno 1 - 10
of 67
pro vyhledávání: '"Isabel M Miranda Salvado"'
Autor:
Basam A. E. Ben-Arfa, Stéphane Abanades, Isabel M. Miranda Salvado, José M. F. Ferreira, Robert C. Pullar
Publikováno v:
Nanoscale. 14:4994-5001
We report the first ever robocast (additive manufacturing/3D printing) sintered ceria scaffolds, and explore their use for the production of renewable fuels via solar thermochemical fuel production using concentrated solar energy.
Publikováno v:
Processing and Application of Ceramics, Vol 3, Iss 1-2, Pp 47-50 (2009)
The aim of the present work is synthesis of ferroelectric nanomaterials, in the K2O-Nb2O5-SiO2 system via solgel method and studying the processes of formation and structure of the synthesized ferroelectric nanomaterials. The structure of synthesized
Externí odkaz:
https://doaj.org/article/3497b8cef14a4c55aeddf825dce1f2f3
Autor:
Farzin Mohseni, Isabel M. Miranda Salvado, JoséM.F. Ferreira, Basam A.E. Ben-Arfa, Robert C. Pullar, João S. Amaral
Publikováno v:
Journal of Alloys and Compounds. 805:545-550
Magnetic particles were successfully synthesised by a new and simple one-step auto-ignition method, with octylamine as organic fuel and iron nitrate nonahydrate as an oxidant, both in an aqueous solution. After synthesis and stabilising at 550 °C in
Publikováno v:
Ceramics International. 45:10269-10278
This paper reports the hierarchical influence of co-doping copper and lanthanum in a sol–gel derived quaternary (Si, Ca, Na, P) bioactive glass on its sintering ability. The mutual effects of Cu & La on density, crystallisation and sinterability we
Publikováno v:
Journal of Alloys and Compounds. 786:71-76
Magnetic spinel ferrite particles were successfully prepared from only iron (III) nitrate, using clove and cinnamon plant extracts for the first time as eco-fuels for auto–ignition synthesis. Both natural substances were shown to play dual roles in
Autor:
Robert C. Pullar, Ilaria E. Palamá, Isabel M. Miranda Salvado, José M.F. Ferreira, Basam A.E. Ben-Arfa, Ana S. Neto
Publikováno v:
Journal of the European Ceramic Society. 39:1625-1634
This article reports the first robocasting of a sol–gel based glass ceramic scaffold. Sol–gel bioactive glass powders usually exhibit high volume fractions of meso– and micro–porosities, bad for colloidal processing as this adsorbs significan
Autor:
Isabel M. Miranda Salvado, Basam A.E. Ben–Arfa, Robert C. Pullar, Sofia Neto, José M.F. Ferreira
Publikováno v:
Acta Biomaterialia. 87:265-272
This research details the successful fabrication of scaffolds by robocasting from high silica sol–gel glass doped with Cu2+ or La3+. The parent HSSGG composition within the system SiO2–CaO–Na2O–P2O5 [67% Si – 24% Ca – 5% Na – 4% P (mol%
Publikováno v:
Ceramics International. 45:3857-3863
A quaternary bioactive glass of high silica content was used as a model system for flexible design of powder characteristics obtained by ball milling. The dependence on milling time was used to demonstrate consistency with the expected correlation be
Autor:
Hugo R. Fernandes, Basam A.E. Ben-Arfa, Robert C. Pullar, Isabel M. Miranda Salvado, José M.F. Ferreira
Publikováno v:
Journal of Biomedical Materials Research Part A. 106:510-520
Sol-gel glasses in quaternary silica-sodium-calcium-phosphorous systems have been synthesized using a rotary evaporator for rapid drying without ageing. This novel fast drying method drastically decreases the total drying and ageing time from several
Autor:
Basam A E, Ben-Arfa, Ilaria E, Palamá, Isabel M, Miranda Salvado, José M F, Ferreira, Robert C, Pullar
Publikováno v:
Journal of biomedical materials research. Part AREFERENCES. 107(12)
We show the influence of two functional ions (Cu