Manuel Pedro Fernandes Graça
AuthID: R-000-A7N
321
TITLE: Glasses with ferroelectric phases Full Text
AUTHORS: Valente, MA ; Graca, MPF;
PUBLISHED: 2009, SOURCE: International Seminar on Science and Technology of Glass Materials (ISSTGM-2009) in INTERNATIONAL SEMINAR ON SCIENCE AND TECHNOLOGY OF GLASS MATERIALS (ISSTGM 2009), VOLUME: 2
AUTHORS: Valente, MA ; Graca, MPF;
PUBLISHED: 2009, SOURCE: International Seminar on Science and Technology of Glass Materials (ISSTGM-2009) in INTERNATIONAL SEMINAR ON SCIENCE AND TECHNOLOGY OF GLASS MATERIALS (ISSTGM 2009), VOLUME: 2
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ORCID | ResearcherID322
TITLE: Eléments stratégiques de la diaspora portugaise
AUTHORS: Pedro Borges Graca;
PUBLISHED: 2009, SOURCE: Géoéconomie, VOLUME: 48, ISSUE: 1
AUTHORS: Pedro Borges Graca;
PUBLISHED: 2009, SOURCE: Géoéconomie, VOLUME: 48, ISSUE: 1
323
TITLE: Structural and electrical properties of SiO2–Li2O–Nb2O5 glass and glass-ceramics obtained by thermoelectric treatments Full Text
AUTHORS: Graça, MPF; Ferreira da Silva, MG; Valente, MA;
PUBLISHED: 2007, SOURCE: J Mater Sci - Journal of Materials Science, VOLUME: 42, ISSUE: 8
AUTHORS: Graça, MPF; Ferreira da Silva, MG; Valente, MA;
PUBLISHED: 2007, SOURCE: J Mater Sci - Journal of Materials Science, VOLUME: 42, ISSUE: 8
324
TITLE: Preparation, structure, morphology, and dc and ac conductivity of the 88SiO2-6Li2O-6Nb2O5 (% mole) sol-gel derived glass-ceramics Full Text
AUTHORS: Graça, MPF; Ferreira da Silva, MG; Valente, MA;
PUBLISHED: 2007, SOURCE: J Sol-Gel Sci Technol - Journal of Sol-Gel Science and Technology, VOLUME: 42, ISSUE: 1
AUTHORS: Graça, MPF; Ferreira da Silva, MG; Valente, MA;
PUBLISHED: 2007, SOURCE: J Sol-Gel Sci Technol - Journal of Sol-Gel Science and Technology, VOLUME: 42, ISSUE: 1
325
TITLE: The electric behavior of a lithium-niobate-phosphate glass and glass-ceramics Full Text
AUTHORS: Graça, MPF; Valente, MA; Ferreira Da Silva, MG;
PUBLISHED: 2006, SOURCE: J Mater Sci - Journal of Materials Science, VOLUME: 41, ISSUE: 4
AUTHORS: Graça, MPF; Valente, MA; Ferreira Da Silva, MG;
PUBLISHED: 2006, SOURCE: J Mater Sci - Journal of Materials Science, VOLUME: 41, ISSUE: 4
326
TITLE: Structural and optical properties of Er 3+ ion in sol–gel grown LiNbO 3 Full Text
AUTHORS: Graça, MPF; Valente, MA; Peres, M; Cruz, A; Soares, MJ; Neves, AJ; Monteiro, T; Alves, LC; Alves, E;
PUBLISHED: 2006, SOURCE: Journal of Physics: Condensed Matter - J. Phys.: Condens. Matter, VOLUME: 19, ISSUE: 1
AUTHORS: Graça, MPF; Valente, MA; Peres, M; Cruz, A; Soares, MJ; Neves, AJ; Monteiro, T; Alves, LC; Alves, E;
PUBLISHED: 2006, SOURCE: Journal of Physics: Condensed Matter - J. Phys.: Condens. Matter, VOLUME: 19, ISSUE: 1
327
TITLE: Effect of NaNbO<sub>3</sub> Crystalline Aggregates on the Electrical Properties of SiO<sub>2</sub>-Na<sub>2</sub>O-Nb<sub>2</sub>O<sub>5</sub> Glass-Ceramics
AUTHORS: Manuel P.F Graça; Maria Gracinda Ferreira da Silva; Manuel A Valente;
PUBLISHED: 2006, SOURCE: Materials Science Forum - MSF, VOLUME: 514-516
AUTHORS: Manuel P.F Graça; Maria Gracinda Ferreira da Silva; Manuel A Valente;
PUBLISHED: 2006, SOURCE: Materials Science Forum - MSF, VOLUME: 514-516
328
TITLE: The Modulus Formalism Used in the Dielectric Analysis with Optical Characterization of Hydroxyapatite and CaTi<sub>4</sub>P<sub>6</sub>O<sub>24</sub> Ceramic Formers by Dry Ball Milling
AUTHORS: Cléber C Silva; Manuel A Valente; Manuel P.F Graça; António S B Sombra;
PUBLISHED: 2006, SOURCE: Materials Science Forum, VOLUME: 514-516
AUTHORS: Cléber C Silva; Manuel A Valente; Manuel P.F Graça; António S B Sombra;
PUBLISHED: 2006, SOURCE: Materials Science Forum, VOLUME: 514-516
329
TITLE: Preparação e caracterização física de vidros com LiNbO3 e NaNbO3
AUTHORS: Manuel P F Graça;
PUBLISHED: 2006
AUTHORS: Manuel P F Graça;
PUBLISHED: 2006
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