Reaction of the solid state
Solid-state reaction in nanoparticulate aluminaLZSA glass-ceramic composites (Reação em estado sólido em compósitos alumina nanoparticuladavitrocerâmico LZSA)
... addition of alumina nanoparticles should change the thermal behavior of the ...Thus, the effect of alumina nanoparticle addition in the LS behavior of the ...
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Ionic exchange of europium3+ in Y zeolite in the solid state: influence of reaction time.
... 12. a) de Sá, G. F.; e Silva, F. R. G.; and Malta, O. L.; J. of Alloys and Compounds 1994, 207/208, 457. b)Malta, O. L., dos Santos, M. C. C., Thompson, L. C. and Ito, N. K., J. of Luminescence (no prelo). ...
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Structural and electrical study of CaCu3Ti4O12 (CCTO) obtained in a new ceramic procedure
... shows the XRD of samples obtained using dif- ferent times (in minutes) of the samples treated in the microwave oven and the sample prepared by the con- ventional ...
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Quím. Nova vol.27 número5
... to the solid state reaction or polymeric precursor. The combustion method provides blue cerate samples with spheroidal fine ...preparation of blue phosphor using citric acid or ...
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Synthesis, characterization and thermal studies on solid state 3-methoxybenzoate of lighter trivalent lanthanides
... In the solid state, the works reported the thermal and spectral behaviour on solid compounds of benzoates and its derivatives with rare earth elements [6-12]; the ...
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Mat. Res. vol.10 número3
... on the polymeric precursors. The study of α-BZN phase for- mation reveals that a single-phased nanopowder was obtained after calcination at 700 ...for solid state reaction) was ...
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Spectroscopic studies of composite obtained from solid state reaction between a mononuclear vanadium(IV) complex and kaolinite.
... STUDIES OF COMPOSITE OBTAINED FROM SOLID STATE REACTION BETWEEN A MONONUCLEAR VANADIUM(IV) COMPLEX AND ...KAOLINITE. The use of probes, such as paramagnetic species diluted in ...
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Thermoluminescent properties of LaAlO3:C crystals synthesized by solid state reaction applied to UV Dosimetry
... When the TL material is exposed to ionizing radiation, electrons are released from the va- lence band becoming free to move through the crystal ...Most of these free electrons recom- bine ...
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Mat. Res. vol.14 número4
... conventional solid state reaction and its unit cell parameters determined by X-ray powder ...in the monoclinic space group P2 1 /n. The unit cell parameters are: a = ...2. The IR ...
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Formation of magnetic microstructure of the nanosized NiFe2O4 synthesized via solid-state reaction
... that the properties of nanocrystalline ferrites are size dependent and known to be very sensitive to the applied synthesis route ...grinding of solid metallic salts with sodium ...
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Operating characteristics of turbine mixers based on the analysis of power demand of the mixer’s drive
... involve the blending of silica sand, bentonite, coal dust (or mixture) and ...water. The purpose of mixing is to homogenise the mixture and ensure that the rebonding agent should ...
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The comparison of the structure and microhardness of the tool steel C90 and HS 6-5-2 remelted with the electric arc
... group of materials used for the production, not only tools, but also machine ele- ments, that need to have the increased strength, for example the high-speed steels are used on the ...
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Investigation of sintering in electroceramics by thermodilatometry
... °C, the sintering runs simultaneously with dehydroxylation. The latter is the phase transformation of kaolinite crystal into metakaolinite, starting at ∼450 ...°C. The thermal expansion ...
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Synthesis Of Arts In Architecture Of Uzbekistan Of The Ancient Period
... on the location of a sculpture in the overall composition of certain structures, on the skills of masters belonging to different art ...cases, the low relief (the ...
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Braz. J. Phys. vol.39 número4
... samples of high tempera- ture superconductors show a pronounced granular character that plays an important role in their resistive ...As the temperature decreases from the normal state, it is ...
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SOCIAL ECONOMY – A FORM OF INCLUSION AND OF ''REACTIVATING'' OF LABOR IN THE CONTEXT OF THE CURRENT CRISIS
... )n the context of the cohesion policy, solidarity must represent a support for development ...on the capacity and the training of the people to whom the support ...
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The modification process of AlSi21CuNi silumin and its effect on change of mechanical properties of the alloy
... mechanism of modification of these precipitations one should take into account that effect of modification of hypereutectic silumins depends on earlier transition to liquid phase of ...
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BIOLOGICAL EVALUATION OF CHLORELLA RESINOID VIA PARAMECIUM CAUDATUM
... during of 7 days. The clinical effects were estimated with help of Green Vermilion, PMA indexes, and Pisarev-Shiller ...in the morning and centrifuged at 600g for 10 ...[4]. The ...
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Assessment Of Some Acceleration Schemes In The Solution Of Systems Of Linear Equations.
... systems of linear equations Ax = b, where A, b are known matrices and x is a vector of ...Systems of linear equations play a prominent role in economics, engineering, physics, chemistry, computer ...
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Optimization of Thermostable α- Amylase Production by Streptomyces erumpens MTCC 7317 in Solid-state
... that the amylase produced by the ...to the presence of two important sugars ...as the end-product of starch hydrolysis (results not ...Amongst the nitrogen sources, ...
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