Graduation in Chemical and Process Engineering, IST, Technical University of Lisbon

PhD in Materials Science and Engineering, Aveiro University

Preparation and characterization of glass and glass-ceramics with special electric, magnetic and optical properties.

Publications (last five years)

Structural, electrical and thermal properties of borosilicate glass–alumina composites

Journal of Alloys and Compounds 538 (2012) 66-72.

M.M.R.A. Lima, R.C.C. Monteiro, M.P.F. Graça and M.G. Ferreira da Silva

Magnesium ferrite nanoparticles inserted in a glass matrix—Microstructure and magnetic properties
Materials Chemistry and Physics 132 (2012) 264– 272.
M.G. Ferreira da Silva and M.A. Valente

Book Chapter
“Niobate Crystals Inserted in a Glass Matrix” in Thomas M. Wong (ed) in Niobium: Properties, Production & Applications, New York, Nova Science Publishers, (2011) ISBN-13: 978-1611228953, 213-293
.M.P.F. Graça , M.G. Ferreira da Silva and M.A. Valente

The effect of composition and temperature on the amount and type of nanoferrite particles inserted in Fe2O3–ZnO–MgO–SiO2 glass–ceramics
Journal of Non-Crystalline Solids 357 (2011) 3722–3725.
M.G. Ferreira da Silva and B.F.O. Costa

NaNbO3 crystals dispersed in a B2O3 glass matrix – Structural characteristics versus electrical and dielectrical properties
Solid State Sciences, 11 (2009) 570–577.
M.P.F. Graça, M.G. Ferreira da Silva and M.A. Valente

The dielectric behavior of a thermoelectric treated B2O3–Li2O–Nb2O5 glass
Journal of Non-Crystalline Solids, 354 (2008) 3408-3413.
M.P.F. Graça, M.G. Ferreira da Silva, A.S.B. Sombra and M.A. Valente

Influence of thermal and thermoelectric treatments on structure and electric properties of B2O3–Li2O–Nb2O5 glasses
Journal of Non-Crystalline Solids, 354 (2008) 901-908.
M.P.F. Graça, M.G. Ferreira da Silva and M.A. Valente

Structural and electrical characteristics of LiNbO3 embedded in a 34% SiO2 glass matrix
Journal of the European Ceramic Society, 28 (2008) 1197-1203.
M.P.F. Graça, M.G. Ferreira da Silva and M.A. Valente

Electrical characterization of SiO2:LiNbO3 glass and glass–ceramics using dc conductivity, TSDC measurements and dielectric spectroscopy
Journal of Non-Crystalline Solids, 353 (2007) 4390-4394.
M.P.F. Graça, M.G. Ferreira da Silva, A.S.B. Sombra and M.A. Valente

Precipitation of zinc ferrite nanoparticles in the Fe2O3–ZnO–SiO2 glass system
Journal of Non-Crystalline Solids, 353 (2007) 2374-2382.
M.G. Ferreira da Silva, L.C.J. Pereira and J.C. Waerenborgh

Insertion of iron oxide in calciumsilicate gel-derived materials
Journal of Radioanalytical and Nuclear Chemistry, 272 (2007) 177-185.
M.G. Ferreira da Silva and J.C. Waerenborgh

Electric and dielectric properties of a SiO2–Na2O–Nb2O5 glass subject to a controlled heat-treatment process
Physica B: Condensed Matter, 396 (2007) 62-69.
M.P.F. Graça, M.G. Ferreira da Silva, A.S.B. Sombra and M.A. Valente

Preparation, structure, morphology, and dc and ac conductivity of the 88SiO2-6Li2O-6Nb2O5 (% mole) sol-gel derived glass-ceramics
Journal of sol-Gel Science and Technology, 42 (2007) 1-8.
M. P. F. Graça, M. G. Ferreira da Silva and M. A. Valente