[PDF][PDF] Synthesis of rankinite from natural Ca-Si rocks and its hardening in CO2 atmosphere

A Smigelskyte, R Siauciunas… - Revista Romana de …, 2019 - solacolu.chim.upb.ro
Rankinite binder material was synthesised from the mixture (C/S= 1.5) of locally (Lithuania)
available materials–opoka and limestone–at 1250 C for 45 min. Its suitability as a non …

[HTML][HTML] Reactivity of BOF slag under autoclaving conditions

JCO Zepper, SR Van der Laan, K Schollbach… - … and Building Materials, 2023 - Elsevier
Basic oxygen furnace (BOF) slag is an industrial by-product of the steel industry and is
currently used only in low-end applications like road fill or is landfilled. This study explores …

Synthesis of high crystallinity 1.13 nm tobermorite and xonotlite from natural rocks, their properties and application for heat-resistant products

R Siauciunas, G Smalakys, A Eisinas, E Prichockiene - Materials, 2022 - mdpi.com
The main measure to reduce energy losses is the usage of insulating materials. When the
temperature exceeds 500° C, silicate and ceramic products are most commonly used. In this …

Accelerated carbonation of C2SH based dense concrete

R Siauciunas, H Hilbig, E Prichockiene… - Ceramics …, 2020 - Elsevier
In this work the possibility of producing a CO 2 hardened concrete where the binder is a
calcium silicate hydrate instead of anhydrous silicates was investigated and the …

The synthesis of 1.13 nm tobermorite from carbonated opoka

G Smalakys, R Siauciunas - Journal of Thermal Analysis and Calorimetry, 2018 - Springer
In this work, the peculiarities of the formation of 1.13 nm tobermorite using both natural raw
materials (decalcinated limestone and opoka) and chemically pure reagents (CaO, SiO 2· H …

Formation and thermal stability of calcium silicate hydrate substituted with Al3+ ions in the mixtures with CaO/SiO2 = 1.5

T Dambrauskas, K Baltakys, A Eisinas - Journal of Thermal Analysis and …, 2018 - Springer
The influence of aluminum additive on the formation mechanism and thermal stability of
calcium silicate hydrates was determined. Calcium silicates hydrates were synthesized in …

The hydrothermal synthesis of 1.13 nm tobermorite from granite sawing powder waste

G Smalakys, R Siauciunas - Ceramics-Silikaty., 2020 - epubl.ktu.edu
Abstract [eng] This study presents the peculiarities that occur during the hydrothermal
synthesis of 1.13 nm tobermorite from granite sawing powder waste and CaO. The molar …

Quantitative thermal analysis of α-C2SH as a precursor for low-energy cements

R Gendvilas, R Siauciunas, K Baltakys - Journal of thermal analysis and …, 2015 - Springer
In this work, a combined method of using DSC, TG and XRD analysis in order to determine
an amount of decomposed α-C 2 SH in its tribochemically activated mixture with quartz is …

Heat flow and strength properties of perspective hydraulic binder material

R Siauciunas, R Gendvilas, J Mikaliunaite… - Journal of Thermal …, 2015 - Springer
In this work, the results of preparing a novel hydraulic binder material on α-C 2 SH basis
using both chemically pure and natural raw materials are presented, as well as hydration …

The influence of aluminum additive on the α-C2S hydrate formation process

K Baltakys, A Eisinas, T Dambrauskas - Journal of Thermal Analysis and …, 2015 - Springer
The influence of aluminum additive on the formation of α-C 2 SH and on kinetics of
cementitious binder material at early stages of hydration was determined. α-C 2 SH was …