Journal
The use of Portland cement in the world has grown exponentially in recent years. There is a relationship between this material and the economic and so...
| Issue №5, 2016 |
| Section: Science and production |
| Keywords: low-carbon cements, LCC, supplementary cementitious materials, SCM, regional raw-materials, novel cements |
| Autor: A. Caldas , E. Silva, S.M. Torres, S. Barnett. |
Computer study of Portlandite carbonization reaction was made using density functional theory (DFT). Also an experimental investigation of Por...
| Issue №5, 2016 |
| Section: Science and production |
| Keywords: carbonization, portlandite, kinetics, diffusion |
| Autor: A. Funk, K.M. Salah Uddin, A. Wetzel, B. Middendorf. |
Experimental data and production practices in handling cements not containing Portland clinker are analyzed. Conclusions on the effect of ettringite
r...
| Issue №4, 2016 |
| Section: Science and production |
| Keywords: cement, ettringite, strength, expansion |
| Autor: W. Kurdowski. |
This article reviews the state of the field of nanotechnology of cement and concrete. The impact of recent advances in instrumentation and design of a...
| Issue №4, 2016 |
| Section: Science and production |
| Keywords: cement, concrete, nanotechnology, composite materials |
| Autor: K. Sobolev. |
Term “low-energy cements” describes cements that can replace ordinary Portland cement in at least some applications and can also reduce energy consump...
| Issue №4, 2016 |
| Section: Science and production |
| Keywords: low-energy cement, belite clinker, hydraulic activation, sulfate anion |
| Autor: T. Stanek, M. Bohac. |
This article looks at the use of silica fume to negate the high reactivity of aggregates in Turkey. Reference is made to initial testing for ASR resis...
| Issue №4, 2016 |
| Section: Science and production |
| Keywords: Alkali Silica Reaction (ASR), pozzolans, silica fume, expansion values |
| Autor: R.C Lewis, E. Bayrak. |
The article describes the studies carried out to determine the effect of mineralizer addition method on the properties of Portland cement clinker. In ...
| Issue №4, 2016 |
| Section: Science and production |
| Keywords: clinker burning intensification, mineralizer, fluorspar CaF2, alkali metal salts, Na2O, R2O, clinker color, efficient use of mineralisers, the phenomenon of reducing the effect of the fluorspar |
| Autor: D.A. Mishin, S.V. Kovalev, V.G. Chekulaev. |
The usage of superplasticizers for concrete production is beneficial in terms of workability and water reduction. Therefore, superplasticizers enable ...
| Issue №1, 2016 |
| Section: Science and production |
| Keywords: tricalcium silicate, superplasticizers, dissolution, crystallization |
| Autor: T. Sowoidnich, C. Roessler, H.-M. Ludwig. |
In this paper, results of a solid-state nuclear magnetic resonance (NMR) analysis of white Portland cements blended with different calcined cl...
| Issue №1, 2016 |
| Section: Science and production |
| Keywords: solid-state NMR spectroscopy, white Portland cement, calcined clay, kaolinite, metakaolin, montmorillonite |
| Autor: J. Skibsted, Z. Dai, K.E. Rasmussen, N. Garg. |
Pozzolanic properties of calcined clays of various mineral composition mixed with four different CEM I Portland cements were examined. It was found th...
| Issue №1, 2016 |
| Section: Science and production |
| Keywords: pozzolanic cement, pozzolanic material, calcined clay, hydration |
| Autor: S.E. Schulze, J. Rickert. |