Search Results - "Morelli, Marcio R"

Geopolymer foams obtained by the saponification/peroxide/gelcasting combined route using different soap foam precursors by Cilla, Marcelo S., Mello Innocentini, Murilo D., Morelli, Márcio R., Colombo, Paolo

“…This work investigates the influence of eight different vegetable and animal sources of fatty acids as soap foam precursors in the processing of highly porous…”
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Microstructure and magnetic properties of Ni1-xZnxFe2O4 synthesized by combustion reaction by COSTA, Ana Cristina F. M, MORELLI, Marcio R, KIMINAMI, Ruth H. G. A

“…An investigation was made of samples having a chemical formula of Ni1-xZnxFe2O4, where x = 0.,0.5 and 0.7. The samples were prepared by the reaction combustion…”
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Lanthanum‐Based Perovskites for Catalytic Oxygen Evolution Reaction by Dias, Jeferson A., Andrade, Marcos A. S., Santos, Hugo L. S., Morelli, Márcio R., Mascaro, Lucia H.

“…Lanthanum‐based perovskites have been gaining attention in recent years as cost‐attractive and efficient catalysts for the oxygen evolution reaction (OER)…”
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Differential Sintering and Self‐Stress Effects on YSZ Ionic Conductivity by Goulart, Celso A., Antunes, Fábio C., Guerra, Ana P. B., Villas-Boas, Lucia A., Morelli, Marcio R.

“…Thermomechanical stress simulations are combined with experimental tests to assess the effects of rigid inclusions on the sintering of 8 mol% yttria‐stabilized…”
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Flexible and high dielectric permittivity composites of Na1/3Ca1/3Bi1/3Cu3Ti4O12 and vinylidene fluoride‐trifluoroethylene copolymer (P[VDF‐co‐TrFE]) by Marcomini, Andre L., Dias, Jeferson A., Morelli, Marcio R., Bretas, Rosario E. S.

“…Flexible composites formed by the perovskite Na1/3Ca1/3Bi1/3Cu3Ti4O12 (NCBCTO) with a copolymer of PVDF with TrFE (P[VDF‐co‐TrFE]) and three phases composites…”
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Ceramic system based on ZnO–CuO–glass by Bellini, Jusmar V., Morelli, Márcio R., Kiminami, Ruth H.G.A.

“…Mixtures of powders containing ZnO, (CH 3COO) 2Cu·H 2O and glass frit were obtained by freeze-drying with compositions of 99 wt.% [(100 − x) mol% ZnO + x mol%…”
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Effect of Chemically Treated Leather Shaving Addition on characteristics and microstructure of OPC mortars by Ribeiro, D V, Yuan, S Y, Morelli, M R

“…The growing concern with environmental issues in tanneries and the search for a technological solution to their wastes are evaluated in this study. The leather…”
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Combustion synthesis, sintering and magnetical properties of nanocristalline Ni-Zn ferrites doped with samarium by COSTA, Ana Cristina F. M, MORELLI, Marcio R, KIMINAMI, Ruth H. G. A

“…An investigation was made of combustion synthesis to uniformly incorporate small amounts of samarium additive into nanocrystalline Ni0.5Zn0.5Fe2 − xSmxO4 (0.0…”
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A viscoelastic approach from α-Al2O3 suspensions with high solids content by Setz, Luiz F.G., Silva, Antonio C., Santos, Silas C., Mello-Castanho, Sonia R.H., Morelli, Márcio R.

“…The flow properties of high solids concentration suspensions has been extensively studied and established, however, the rheological behavior for ceramics…”
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Flexible and high dielectric permittivity composites of Na 1/ 3 Ca 1 / 3 Bi 1 / 3 Cu 3 Ti 4 O 12 and vinylidene fluoride‐trifluoroethylene copolymer (P[ VDF‐co‐TrFE ]) by Marcomini, Andre L., Dias, Jeferson A., Morelli, Marcio R., Bretas, Rosario E. S.

“…Abstract Flexible composites formed by the perovskite Na 1/3 Ca 1/3 Bi 1/3 Cu 3 Ti 4 O 12 (NCBCTO) with a copolymer of PVDF with TrFE (P[VDF‐co‐TrFE]) and…”
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Synthesis of the high dielectric permittivity perovskite (Na1/3Ca1/3 Bi1/3Cu3Ti4O12) by different routes by Marcomini, Andre Luis, Dias, Jeferson Almeida, Morelli, Marcio R., Bretas, Rosario E.S.

“…A high dielectric permittivity perovskite (Na1/3Ca1/3 Bi1/3Cu3Ti4O12) or NCBCTO was successfully synthesized by three different routes: solid state (SSS),…”
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Microstructure and magnetic properties of Ni1−x Zn x Fe2O4 synthesized by combustion reaction by Ana Cristina F M Costa, Morelli, Márcio R, Ruth H G A Kiminami

“…An investigation was made of samples having a chemical formula of Ni1−xZnxFe2O4, where x = 0.3, 0.5 and 0.7. The samples were prepared by the reaction…”
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Microstructure and magnetic properties of Ni sub(1-x)Zn sub(x)Fe sub(2)O sub(4) synthesized by combustion reaction by Costa, Ana Cristina FM, Morelli, Marcio R, Kiminami, Ruth HGA

“…An investigation was made of samples having a chemical formula of Ni sub(1-x)Zn sub(x)Fe sub(2)O sub(4), where x = 0.3, 0.5 and 0.7. The samples were prepared…”
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Ceramic system based on ZnO·CuO obtained by freeze-drying by Bellini, Jusmar V., Morelli, Marcio R., Kiminami, Ruth H.G.A.

“…Compositions of powders containing ZnO and copper(II) acetate monohydrate [(CH3COO)2Cu·H2O, denoted CuAcH2O] equivalent to ZnO+x mol% Cu (x=0, 0.05, 0.5 and…”
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Ceramic system based on ZnO.CuO obtained by freeze-drying by BELLINI, Jusmar V, MORELLI, Marcio R, KIMINAMI, Ruth H. G. A

“…During heating in air of freeze-dried homogeneous mixtures of ZnO+(CH3COO)2Cu.H2O powders, DSC and TG indicated that after dehydration followed by thermal…”
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Physical changes of sintered ceramics obtained from freeze-dried ZnO+ (CH3COO)2Cu.H2O powders by BELLINI, Jusmar V, MORELLI, Marcio R, KIMINAMI, Ruth H. G. A

“…Freeze-drying is a useful processing technique to produce highly homogeneous mixtures of powders containing ZnO+CuAcH2O. Due to the polymeric characteristic of…”
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Physical changes of sintered ceramics obtained from freeze-dried ZnO+(CH3COO)2Cu·H2O powders by Bellini, Jusmar V., Morelli, Márcio R., Kiminami, Ruth H.G.A.

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Combustion synthesis of aluminium titanate by Segadães, Ana M., Morelli, Márcio R., Kiminami, Ruth G.A.

“…Initial interest in aluminium titanate was due to its low thermal expansion coefficient and high thermal shock resistance, but further research was soon…”
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Physical changes of sintered ceramics obtained from freeze-dried ZnO+(CH 3COO) 2Cu·H 2O powders by Bellini, Jusmar V., Morelli, Márcio R., Kiminami, Ruth H.G.A.

“…Freeze-drying was used to produce highly homogeneous mixtures of powders containing ZnO and (CH 3COO) 2Cu·H 2O (copper(II) acetate monohydrate, denoted by…”
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Combustion process in the synthesis of ZnO–Bi2O3 by de Sousa, Vânia C., Morelli, Márcio R., Kiminami, Ruth H.G.

“…Combustion synthesis of homogeneous ZnO-Bi2O3 powder mixtures was investigated with emphasis on the reaction mechanism. The reaction uses salts containing the…”
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