Journal
The mixture of high- and low-calcium types of fly ash and activator, sodium carbonate, can serve as a low-grade clinker-free binder gaged with water. ...
| Issue №1 |
| Section: Science and production |
| Keywords: low-calcium fly-ash, high-calcium fly-ash, CaO free, alkaliactivated materials, colloidal silica, precipitated silica, silica fume |
| Autor: A.S. Brykov, M.E. Voronkov. |
The method of activation of the aqueous suspension of microsilica (MS) by ultrasonic treatment in combination with inorganic stabilizer is con...
| Issue №3, 2023 |
| Section: Science and production |
| Keywords: activated silica fume (microsilica, MS), ultrasonic activation, granulometric analysis, concrete, compressive strength |
| Autor: S.A. Markosov, R.V. Yudin, V.V. Zolotarev. |
Over the past 50 years, concrete in Canada has evolved from a simple robust material to a complex composite with impressive improvements in the materi...
| Issue №2, 2019 |
| Section: Concrete |
| Keywords: concrete, high performance concrete, ultra-high strength concrete, water reducer, plasticizer, superplasticizer, silica fume, blended cement |
| Autor: P.-C. Aitcin, W. Wilson, S. Mindess. |
The polymeric structure of a number of industrial dry polycarboxylate plasticizers produced at present was studied using NMR spectroscopy. The effect ...
| Issue №2, 2018 |
| Section: Science and production |
| Keywords: polycarboxylate plasticizers, structure, NMR spectroscopy, Portland cement, cement paste, workability, setting time, metakaolin, silica fume |
| Autor: A.S. Brykov, A.S. Panfilov, I.N. Medvedeva, M.V. Mokeev. |
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 work reviews the transformation of silica-containing additives (silica fume, metakaolin, precipitated SiO2, and low-calcium fly ash) in th...
| Issue №6, 2012 |
| Section: Science and production |
| Keywords: hardened cement paste, sand-cement mortar, silica fume, metakaolin, fly ash, alkali-silica reaction |
| Autor: A.S. Brykov, M.E. Voronkov, M.V. Mokeev. |
The article discusses the influence of complex metakaolin-containing additives, on cement hydration and forming of structure and properties of cement ...
| Issue №2, 2015 |
| Section: Science and production |
| Keywords: additives-modifiers, metakaolin, silica fume, hydration, phase composition, metastable hydrate phases |
| Autor: A.A. Kirsanova, Yu.V. Ionov, A.A. Orlov, L.Ya. Kramar. |
The article describes the results of the study on the effect of organo-mineral additive Glenium ACE 430 — microsilica on cement paste hardening and th...
| Issue №2, 2013 |
| Section: Science and production |
| Keywords: cement stone, structure, polycarboxylate superplasticizer, silica fume, phase composition |
| Autor: K.V. Shuldyakov, L.Y. Kramar, B.Y. Trofimov, N.A. Mamaev. |
The water-to-cement ratio of ultra high strength concrete is extremely low; therefore the addition of high-range water reducing agent (suerplastic...
| Issue №4, 2013 |
| Section: Science and production |
| Keywords: silica fume, superplasticizer, C—S—H, Rietveld method |
| Autor: Y. Umemura, M. Satou, K. Koizumi, N. Tsuyuki. |