Search Results - "Hanzlíček, Tomáš"

The identification of geopolymer affinity in specific cases of clay materials by PERNA, Ivana, HANZLICEK, Tomáš, SUPOVA, Monika

“…The article describes a synthesis of a geopolymer matrix based on a specific raw material –thermally treated shale – a waste material from mining activity. The…”
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Immobilization of Toxic Metals in Solidified Systems of Siloxo-Sial Networks by HANZLICEK, Tomas, STEINEROVA-VONDRAKOVA, Michaela

“…The environmental contamination caused by waste toxic metals and their acidic solution could be inhibited in solidified systems of activated kaolinitic clays…”
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Investigation of dissolution of aluminosilicates in aqueous alkaline solution under laboratory conditions by HANZLICEK, Tomas, STEINEROVA-VONDRAKOVA, Michaela

“…The investigation was aimed at the elucidation of the properties of colloidal mixtures of aluminosilicates in an aqueous alkaline solution and the verification…”
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Gehlenite and anorthite formation from fluid fly ash by Perná, Ivana, Šupová, Monika, Hanzlíček, Tomáš

“…Fluid fly ash could be considered a waste, but, when well treated, it may also become a useful secondary source material. Its rather high content of…”
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The setting time of a clay-slag geopolymer matrix: the influence of blast-furnace-slag addition and the mixing method by Perná, Ivana, Hanzlíček, Tomáš

“…Blast-furnace slag from the old iron production was transformed into solids using the geopolymer technology. This type of additive was not only encapsulated in…”
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The solidification of aluminum production waste in geopolymer matrix by Perna, Ivana, Hanzlicek, Tomas

“…The solidification of highly alkaline, generally semi-liquid red waste and gray slag from the aluminum production inhibits toxic properties. The chemical and…”
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The synthesis and characterization of geopolymers based on metakaolin and high LOI straw ash by Perná, Ivana, Šupová, Monika, Hanzlíček, Tomáš, Špaldoňová, Alexandra

“…[Display omitted] •The straw ash applied to the metakaolin-based geopolymers has been investigated.•The 33 wt% straw-ash addition decreases the setting time…”
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Geopolymer-based grinding stones utilizable in metal machining by Perná, Ivana, Hanzlíček, Tomáš, Lučaník, Adam, Šupová, Monika

“…•Geopolymer-based grinding stones for metal grinding were successfully prepared.•The geopolymers filled with corundum abrasive grains have grinding…”
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Metakaolin-based geopolymer formation and properties: The influence of the maturation period and environment (air, demineralized and sea water) by Perná, Ivana, Novotná, Martina, Hanzlíček, Tomáš, Šupová, Monika, Řimnáčová, Daniela

“…Preparation and application parameters are decisive for the use of any construction or repair material. For this reason, the effect of the maturation period…”
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Beach Sand: Alternative Filler in Metakaolin-Based Geopolymers by Perná, Ivana, Novotná, Martina, Šupová, Monika, Hanzlíček, Tomáš

“…AbstractThe efforts toward sustainability of natural resources promote the use unexploited natural resources and raw materials. Beach sand, unsuitable as…”
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MICROSCOPIC STUDY OF THE CONCRETE / GEOPOLYMER COATING INTERFACE by Perna, Ivana

“…This paper presents an experimental study at microscopic level of the interface between geopolymer coating and concrete. Seven varieties of prepared…”
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The characterization and renovation of parterre floor tiles in the pilgrimage church of St. John of Nepomuk (Czech Republic) by Hanzlíček, Tomáš, Perná, Ivana, Michoinová, Dagmar, Rafl, Jakub

“…The Pilgrimage Church of St. John of Nepomuk is a UNESCO World Heritage Site. This article presents the restoration work on a critically damaged parterre…”
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The Evaluation of Clay Suitability for Geopolymer Technology by Tomáš Hanzlíček, Ivana Perná, Kateřina Uličná, Václav Římal, Helena Štěpánková

“…In the last 20 years, laboratory work on geopolymer technology has been confronted with the necessity to determine whether a certain clay material has the…”
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Phase Transformations in Fly Ash-Based Solids by Ivana Perná, Tomáš Hanzlíček, Monika Šupová, Martina Novotná

“…The presented article describes the phase transformations in solid bodies based on fluid fly ash (FFA) over eight years from the initial to the final phases…”
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TiO2 Modified Geopolymers for the Photocatalytic Dye Decomposition by Novotná, Martina, Knotek, Petr, Hanzlíček, Tomáš, Kutálek, Petr, Perná, Ivana, Melánová, Klára, Černošková, Eva, Kopecká, Kateřina

“…This article studies the photocatalytic activity of three types of industrially produced TiO2 powder (P25, CG100 and CG300) incorporated into a parent…”
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Determination of Plant-Available Nutrients in Two Wood Ashes: The Influence of Combustion Conditions by Perna, Ivana, Ochecova, Pavla, Szakova, Jirina, Hanzlicek, Tomas, Tlustos, Pavel

“…Wood ashes were traditionally used as a fertilizing agent from the very beginning of working land but the fertilizing quality varies according to the combusted…”
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The Manufacture of the Grinding Wheels Based on the Ca-K Geopolymer Matrix by Perná, Ivana, Hanzliček, Tomáš, Boura, Patrik, Lučaník, Adam

“…This article describes the successful manufacture of new grinding wheels based on a binding agent from a clay substance and blast-furnace slag (the Ca-K…”
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THE CHARACTERIZATION OF THE Ca-K GEOPOLYMER/SOLIDIFIED FLUID FLY-ASH INTERLAYER by Perna, Ivana

“…A Ca-K geopolymer matrix based on clay material and blast-furnace slag was filled with aggregates, ash pellets made from fluid fly ash, and the interlayer…”
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The solidification of aluminum production waste in geopolymer matrix: The sustainability agenda of the minerals and energy supply and demand network: an integrative analysis of ecological, ethical, economic, and technological dimensions by PERNA, Ivana, HANZLICEK, Tomáš

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Reinforcement of the terracotta sculpture by geopolymer composite by Hanzlíček, Tomas, Steinerová, Michaela, Straka, Pavel, Perná, Ivana, Siegl, Petr, Švarcová, Tereza

“…Presented paper opens the possibility to use the geopolymer binder as fixing and joining material in restoration of the valuable historical objects. Special…”
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