Prohlížení Acta Polytechnica CTU Proceedings. 2021 ( vol. 29-31) dle autora "268112fc-5546-4b63-8dc6-b5e3ec99c09c"
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DETECTION OF THE PRESENCE OF MICROORGANISMS DURING PRODUCTION OF PLASTERBOARD
Autor: Sekavová, Hana; Prošek, Zdeněk; Ryparová, Pavla
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)This article is focused on detection microorganisms appearing during production of gypsum plasterboards. The research is carried out within the project TAČR ZÉTA TJ02000235 Sádrokarton se zvýšenou odolností proti bilogické ... -
INCREASING THE BIOLOGICAL RESISTANCE OF GYPSUM BY MEANS OF SILVER, CALCIUM AND COPPER IONS
Autor: Prošek, Zdeněk; Sekavová, Hana; Ryparová, Pavla
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)The article focuses on the effects of additives increasing biological resistance of gypsum against degradation of the material. In this study we use silver nitrate, calcium oxide and copper sulphate as an additive that ... -
MECHANICAL AND CHEMICAL ACTIVATION OF BLAST FURNACE SLAG AND ITS INFLUENCE ON THE MECHANICAL PROPERTIES OF THE RESULTING CEMENT PASTE
Autor: Horych, Jan; Tesárek, Pavel; Prošek, Zdeněk
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)The usage of waste materials is a very important global topic. The large amount of waste everywhere in the world needs to be processed or disposed. Landfilling is not an option anymore, because of European legislation and ... -
MICRONIZED CONCRETE POWDER AS MIRCOFILLER IN CEMENT PASTE: INFLUENCE ON HYDRATION AND STRUCTURE
Autor: Topič, Jaroslav; Prošek, Zdeněk
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)The reuse of old concrete as a coarse and fine recycled aggregate in cement composites is relatively well researched, and therefore a very fine fraction of recycled concrete was used in this paper. When using a very fine ... -
PLASMA MODIFICATION OF MICROFIBERS - APPLICATION TO LIGHTWEIGHT CEMENT COMPOSITE CONTAINING RECYCLED CONCRETE
Autor: Ďureje, Jakub; Prošek, Zdeněk; Trejbal, Jan; Tesárek, Pavel; Potocký, Štěpán
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)The article deals with the optimalization of composition for reinforced lightweight cement composite containing micronized recycled concrete, which will be used to produce masonry blocks. The composite material is reinforced ...