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:(1%Dy,1%Pr) via grinding in agate mortar and subsequently heated at 600 °C for 2 h, 900 °C for 6 h, and 1000.0 °C for 2 h. Experimental Rare-earth ion containing magnesium titanate were prepared by heating a mixture with a

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. Prikryl , R. , A. Štastná 2010 : Contribution of clayey–calcareous silicite to the mechanical properties of structural mortared rubble masonry of the medieval Charles Bridge in Prague (Czech Republic) . – Engineering Geology , 115 , pp

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maximum mechanical strength for the hardened concrete [ 16 ]. Geopolymerization, an irreplaceable technique, is already used in the construction industry by replacing the ordinary Portland cement with geopolymers for developing mortars as well as concrete

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Journal of Thermal Analysis and Calorimetry
Authors: M. R. Serafini, P. P. Menezes, L. P. Costa, C. M. Lima, L. J. Quintans Jr, J. C. Cardoso, J. R. Matos, J. L. Soares-Sobrinho, S. Grangeiro Jr, P. S. Nunes, L. R. Bonjadim, and A. A. S. Araújo

agate mortar containing powdered β-CD under manual agitation. The p -cymene/β-CD 1:1 molar ratio was maintained as described for the inclusion complex preparation, and the mechanical mixture was stored in airtight glass containers. Paste

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nominal composition x = 0.5 and RE = Er, Ho, La, Nd, Dy, Lu and Y have been prepared. Above mentioned oxides were weighed in the required stoichiometric amounts and then were homogenized in an agate mortar. The mixtures were calcinated in porcelain

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measured in the Key Laboratory of Road and Traffic Engineering of the Ministry of Education according to GB/T17671-1999 Method [ 17 ]. The size of mortar block is 40 × 40 × 40 mm 3 , and the ratio of the ingredient was listed in Table 1 . The specimens in

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Journal of Thermal Analysis and Calorimetry
Authors: Carolina Resmini Melo, Elidio Angioletto, Humberto Gracher Riella, Michael Peterson, Márcio Roberto Rocha, Aline Resmini Melo, Luciano Silva, and Susane Strugale

mortars has been studied [ 10 ], as well as its characteristics and the influence of the end products on its properties [ 11 – 15 ]. In the last few years, the use of metakaolin, obtained from natural kaolin, as a mineral additive for the durability and

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(Merck, Germany) were weighed in suitable molar proportions and subsequently ground manually in a porcelain mortar to obtain a homogenous reaction mixture. The reaction mixtures were heated at temperature range from 1,200 to 1,600 °C (2 h) in electric

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) at a mass ratio of 1:1 and milled for 1 h by mortar. Then, the mixed peanut shell was heat treated at 800 °C for 1 h in a stainless steel tube furnace under argon atmosphere. After this process, carbon was extracted from KOH containing mixture with

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Journal of Thermal Analysis and Calorimetry
Authors: Veridiana Reyes-Zamudio, Carlos Angeles-Chávez, and Jorge Cervantes

in 1776. The clock tower, like the facade and many monuments in Mexico, was initially covered with mortar and painted. It is not known if this coating was rasped during the movement ordered by the government at the beginning of the twentieth century

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