Zobrazeno 1 - 10
of 32
pro vyhledávání: '"Grzegorz Cygan"'
Publikováno v:
Developments in the Built Environment, Vol 17, Iss , Pp 100299- (2024)
An innovative material composed of cementitious foam and microencapsulated phase change materials (MPCMs) offers a promising alternative to commonly used insulation materials. The high shrinkage, which is the main drawback of this material is poorly
Externí odkaz:
https://doaj.org/article/f11c2f5747a54b3d973c0c817e3a6ea9
Publikováno v:
Buildings, Vol 13, Iss 12, p 2960 (2023)
The addition of carbon nanotubes (CNTs), which are hydrophobic materials, significantly influences the rheology of cementitious materials but requires important mix modifications in order to provide proper flowability for further use. This paper inve
Externí odkaz:
https://doaj.org/article/4d09e9a7867448b78c62d0fc4bf9c5e2
Publikováno v:
Buildings, Vol 12, Iss 11, p 2003 (2022)
Freeze–thaw resistance is a significant issue in the durability of concrete; however, it is not widely discussed in the context of limestone addition to concrete. The present study aims to compare the effect of the addition of different types of li
Externí odkaz:
https://doaj.org/article/c1e31e946f9a491f9e98f8a9d33d1ab6
Autor:
Jacek Gołaszewski, Barbara Klemczak, Aneta Smolana, Małgorzata Gołaszewska, Grzegorz Cygan, Christoph Mankel, Ignacio Peralta, Frank Röser, Eduardus A. B. Koenders
Publikováno v:
Buildings, Vol 12, Iss 8, p 1176 (2022)
The study is focused on ultra-light foam concrete (FC) aimed as a thermal insulation material. Two important properties of such material were investigated: compressive strength and thermal conductivity. In the conducted tests, the influence of the ai
Externí odkaz:
https://doaj.org/article/323cb9dac48845da8bde19585dca700d
Publikováno v:
Materials, Vol 15, Iss 7, p 2583 (2022)
This article presents research on selected physical and mechanical properties of cement-based plasters and masonry mortars with consistency-improving additives, namely, traditional hydrated lime and a plasticizing and aerating mixture (APA), which, i
Externí odkaz:
https://doaj.org/article/86bef25f1deb4386b21acb314e716051
Publikováno v:
Materials, Vol 14, Iss 6, p 1549 (2021)
High-fluidity and self-compacting concrete (SCC) mixes were developed using special aggregates for radiation-shielding concrete. The special aggregates comprised heavyweight and hydrous aggregates (crushed magnetite, crushed serpentine, and their mix
Externí odkaz:
https://doaj.org/article/85fa1d0f4a0c429db70447d293b73caa
Publikováno v:
Materials, Vol 13, Iss 6, p 1382 (2020)
The article presented the analysis of the impact that various kinds of technological inaccuracies have on the properties of fresh masonry mortars and plasters. Analyzed were the inaccuracies in dosing of mortar components, namely, water, lime, and ai
Externí odkaz:
https://doaj.org/article/5b51eb43d98545698c0abbe384f0e84b
Publikováno v:
Journal of Building Engineering. 66:105893
Publikováno v:
Archives of Civil Engineering. 65:75-86
The article is an attempt to compare the impact of the use of various types of limestone as the main constituent of cement on selected mortar properties. Four different limestones were added in amount of 15, 30, 40% to CEM I 42.5 R to obtain limeston
Publikováno v:
Open Engineering, Vol 9, Iss 1, Pp 196-201 (2019)
The main goal of the presented research was to verify the possibility of obtaining ecological self-compacting concrete of low hardening temperature, containing different types of cements with calcareous fly ash W as main component and the influence o