Search Results - "Mantas, Pedro Q."

Structure Sequence in the CaTiO3-LaAlO3 Microwave Ceramics-Revised by Khalyavin, Dmitry D., Salak, Andrei N., Senos, Ana M. R., Mantas, Pedro Q., Ferreira, Victor M.

“…The composition‐induced crystal structure transformations in the (1−x)CaTiO3–xLaAlO3 microwave ceramics were studied by X‐ray powder diffraction. Increasing…”
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Understanding the electrosteric dispersion of α-alumina particles using a sulfonated tannin of natural origin by Webber, Jaíne, Zorzi, Janete E., Segadães, Ana M., Mantas, Pedro Q., Cruz, Robinson C.D.

“…This work explores the stabilization effect of a sulfonated tannin (black wattle extract) on water-suspended α-alumina particles. Results showed that first…”
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Interpreting rheology and electrical conductivity: It all boils down to which particle size by Cruz, Robinson C.D., Segadães, Ana M., Mantas, Pedro Q., Oberacker, Rainer, Hoffmann, Michael J.

“…[Display omitted] •New approach to the relationships between structure and stability of suspensions.•Suspension structure determined by suspended particles…”
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From dry pressing to plastic forming of ceramics: Assessing the workability window by Schiavo, Lícia S.A., Mantas, Pedro Q., Segadães, Ana M., Cruz, Robinson C.D.

“…[Display omitted] •Ceramic powders can be shaped only while in the funicular state.•Dry pressing is effective above the pendular-to-funicular state…”
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Morphotropic Phase Boundary in the Pb(Zn1/3Nb2/3O3)-BaTiO3-PbTiO3 System by Zhu, Weizhong, Kholkin, Andrei L., Mantas, Pedro Q., Baptista, Joao L.

“…The morphotropic phase boundary (MPB) in the relaxor ferroelectric system Pb(Zn1/3Nb2/3O3)‐BaTiO3‐PbTiO3 (PZN‐BT‐PT) with 15 mol% BT was investigated through…”
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Processing and characterization of sinter-crystallized basalt glass-ceramics by Lima, Luiza F., Mantas, Pedro Q., Segadães, Ana M., Cruz, Robinson C.D.

“…•Paper explores the sinter-crystallization of basalt glass frits for glass-ceramics.•Intermediate isothermal steps had no relevant effect on the final…”
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Crystal Structure of La6Mg4Ta2W2O24 Oxide:  A Representative of a Novel A3nB‘2nB‘ ‘2nO12n Homologous Series with n = 2 by KHALYAVIN, Dmitry D., LOPES, Augusto B., SENOS, Ana M. R., MANTAS, Pedro Q.

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Crystal Structure of La 6 Mg 4 Ta 2 W 2 O 24 Oxide:  A Representative of a Novel A 3 n B‘ 2 n B‘ ‘ 2 n O 12 n Homologous Series with n = 2 by Khalyavin, Dmitry D., Lopes, Augusto B., Senos, Ana M. R., Mantas, Pedro Q.

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Structure Sequence in the CaTiO 3 –LaAlO 3 Microwave Ceramics—Revised by Khalyavin, Dmitry D., Salak, Andrei N., Senos, Ana M. R., Mantas, Pedro Q., Ferreira, Victor M.

“…The composition‐induced crystal structure transformations in the (1− x )CaTiO 3 – x LaAlO 3 microwave ceramics were studied by X‐ray powder diffraction…”
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Structure Sequence in the CaTiO3-LaAIO3 Microwave Ceramics--Revised by Khalyavin, Dmitry D, Salak, Andrei N, Senos, Ana M R, Mantas, Pedro Q, Ferreira, Victor M

“…The composition-induced crystal structure transformations in the (1-x)CaTiO3-xLaAlO3 microwave ceramics were studied by X-ray powder diffraction. Increasing…”
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Structure Sequence in the CaTiO 3 ?LaAlO 3 Microwave Ceramics?Revised by Khalyavin, Dmitry D., Salak, Andrei N., Senos, Ana M. R., Mantas, Pedro Q., Ferreira, Victor M.

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Structure Sequence in the CaTiO sub(3)-LaAlO sub(3) Microwave Ceramics-Revised by Khalyavin, Dmitry D, Salak, Andrei N, Senos, Ana MR, Mantas, Pedro Q, Ferreira, Victor M

“…The composition-induced crystal structure transformations in the (1-x)CaTiO sub(3)-xLaAlO sub(3) microwave ceramics were studied by X-ray powder diffraction…”
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Suitability of PZT ceramics for mass sensors versus widespread used quartz crystals by Verı́ssimo, M.I.S., Mantas, P.Q., Senos, A.M.R., Oliveira, J.A.B.P., Gomes, M.T.S.R.

“…Two piezoelectric materials, quartz and ceramic (PZT), were evaluated as mass sensors. Quartz crystals (polished and unpolished) and one ceramic (Nb–Mn–PZT)…”
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Morphotropic Phase Boundary in the Pb(Zn 1/3 Nb 2/3 O 3 )‐BaTiO 3 ‐PbTiO 3 System by Zhu, Weizhong, Kholkin, Andrei L., Mantas, Pedro Q., Baptista, Joao L.

“…The morphotropic phase boundary (MPB) in the relaxor ferroelectric system Pb(Zn 1/3 Nb 2/3 O 3 )‐BaTiO 3 ‐PbTiO 3 (PZN‐BT‐PT) with 15 mol% BT was investigated…”
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Morphotropic phase boundary in the Pb(Zn(1/3)Nb(2 /3)O3)-BaTiO3-PbTiO3 system by Zhu, Weizhong, Kholkin, Andrei L, Mantas, Pedro Q, Baptista, Joao L

“…The morphotropic phase boundary (MPB) in the relaxor ferroelectric system Pb(Zn(1/3)Nb(2/3)O3)-BaTiO3-PbTiO3 (PZN-BTP-F) with 15 mol pct BT was investigated…”
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Morphotropic phase boundary in the pb(Zn1/3Nb2/3O3)-BaTiO3-PbTiP3 system by Zhu, Weizhong, Kholkin, Andrei L, Mantas, Pedro Q, Baptista, Joao L

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Crystal Structure of La6Mg4Ta2W2O24 Oxide:  A Representative of a Novel A3 n B‘2 n B‘ ‘2 n O12 n Homologous Series with n = 2 by Khalyavin, Dmitry D, Lopes, Augusto B, Senos, Ana M. R, Mantas, Pedro Q

“…The crystal structure of a new A-site deficient La6Mg4Ta2W2O24 perovskite oxide has been solved in the space group I2/a (a = 7.8711(10) Å, b = 31.9057(10) Å, c…”
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