Journal
From the point of view of practice the issue of eliminating the disadvantages of non-autoclaved aerated concrete (NAAC) in comparison with the autocla...
| Issue №6 |
| Section: Waste utilization |
| Keywords: non-autoclaved aerated concrete, high-calcium ash from thermal power plants, phase composition of hydrates, differential thermal analysis |
| Autor: G.I. Ovcharenko, Y.V. Gilmiyarova. |
The stability of cementless mortars containing ground granulated blast furnace slag as a binder activated by high-calcium fly ash in combination with ...
| Issue №3, 2023 |
| Section: Waste utilization |
| Keywords: granulated blast-furnace slag, blast-furnace slag activation, high-calcium fly-ash, sodium carbonate, durability, alkali-silica reaction, sulphate resistance, efflorescence |
| Autor: A.S. Brykov,, M.Ye. Voronkov. |
Light, strong and heat-resistant structures obtained by the interaction of low-calcium fly ash with phosphoric acid may be of interest for the technol...
| Issue №2, 2023 |
| Section: Waste utilization |
| Keywords: low-calcium fly-ash, phosphoric acid, phosphate binder |
| Autor: A.S. Brykov, M.Ye. Voronkov. |
According to the results of many studies and the provisions of standards, it is recommended to make frost-resistant concrete only on the basis of Port...
| Issue №4, 2022 |
| Section: Waste utilization |
| Keywords: freeze-thaw resistance, frost fracture mechanisms, ground granulated blastfurnace slag, Portland blastfurnace slag cement, water-cement ratio, cement matrix, structure, calcium hydrosilicates, durability |
| Autor: I.M. Ivanov, L.Ya. Kramar, K.V. Shuldyakov. |
Blended Portland-PFA cement made of basic coal fly ash from TPPs of Kansk-Achinsk basin has been examined. The main parameters of the composition and ...
| Issue №4, 2022 |
| Section: Waste utilization |
| Keywords: ash Portland cement, basic (high-calcium) fly ash, parameters of technology |
| Autor: G.I. Ovcharenko, E.Yu. Khizhinkova. |
The article is focused on the current problem of recycling phosphogypsum, one of the many types of industrial wastes generated in large amounts at OAO...
| Issue №3, 2022 |
| Section: Waste utilization |
| Keywords: artificial gypsum stone based on phosphopolugidrate and calcium sulfate dihydrate, physico-mechanical properties of cement, hydration of clinker minerals |
| Autor: V.I. Lobachevsky, A.G. Gubskaya, P.I. Pismensky. |
High calcium fly ash generated at pulverized solid fuel combustion at thermal power plants in combination with sodium carbonate is an effective dry ac...
| Issue №1, 2022 |
| Section: Science and production |
| Keywords: granulated blast-furnace slag, blast-furnace slag activation, high-calcium fly-ash, sodium carbonate |
| Autor: A.S. Brykov, M.E. Voronkov. |
There is still an ongoing debate on the mechanisms of expansion of calcium sulfoaluminate (CSA) cements, which can be either favorable e.g. in shrinka...
| Issue №4, 2021 |
| Section: Science and production |
| Keywords: calcium sulfoaluminate cement, expansion, durability, pore solution, thermodynamic modeling |
| Autor: C.W. Hargis, B. Lothenbach, C.J. Mueller, F. Winnefeld. |
Belitic Calcium Sulfoaluminate (BCSA) cement, has a history of over 30 years of use in North America. To date, more than 2 million tons of BCS...
| Issue №6, 2020 |
| Section: Science and production |
| Keywords: belite, calcium sulfoaluminate, cement, hydration, phase composition |
| Autor: E. Bescher, K. Vallens, J. Kim. |
Chemical and phase composition of the interface between the cement matrix and steel in reinforced concrete, depending on its age, was studied. It was ...
| Issue №2, 2020 |
| Section: Concrete |
| Keywords: transition zone, reaction of iron with cement matrix, calcium hydroferrite |
| Autor: W. Kurdowski, B. Trybalska. |