Results 301 to 310 of about 100,146 (339)

Investigations on the cementitious grouts containing supplementary cementitious materials

Cement and Concrete Research, 2002
Concrete structures often exhibit distress during their service life due to one or more of the following causes: faulty design, use of substandard materials, poor construction, misuse or overloading. Of these, poor construction practices result in porous concrete which necessitates remedial and strengthening measures, if a structure is to meet the ...
T.S. Krishnamoorthy   +4 more
openaire   +1 more source

Supplementary cementitious materials

Cement and Concrete Research, 2011
Abstract The use of silica rich SCMs influences the amount and kind of hydrates formed and thus the volume, the porosity and finally the durability of these materials. At the levels of substitution normally used, major changes are the lower Ca/Si ratio in the C–S–H phase and consumption of portlandite.
Barbara Lothenbach   +2 more
openaire   +1 more source

Supplementary Cementitious Materials

Reviews in Mineralogy and Geochemistry, 2012
The current widespread use of calcium silicate or aluminate hydrate binder systems in the construction industry finds its roots in the Antique world where mixtures of calcined lime and finely ground reactive (alumino-)silicate materials were pioneered and developed as competent inorganic binders.
R. Snellings, G. Mertens, J. Elsen
openaire   +1 more source

Nano-SiO2-Engineered Cementitious Composites

2019
Nano-SiO2 particles with pozzolanic activity are introduced into different types of cementitious composites to reinforce/modify their properties/performances. The effects and their mechanisms of nano-SiO2 on the rheology, mechanical properties/performances, and durability of cementitious composites are investigated through performance, thermogravimetry,
Baoguo Han   +3 more
openaire   +1 more source

Strontium Uptake by Cementitious Materials

Environmental Science & Technology, 2007
Wet chemistry experiments and X-ray absorption fine structure (XAFS) measurements were carried out to investigate the immobilization of nonradioactive Sr and 85Sr in calcite-free and calcite-containing Portland cement. The partitioning of pristine Sr between hardened cement paste (HCP) and pore solution, and the uptake of 85Sr and nonradioactive Sr ...
Erich, Wieland   +3 more
openaire   +2 more sources

Engineered Cementitious Composites

2019
Cementitious Composite (CC) is the mix of various materials, which in a combination form a composite, which would help in bonding of various components in the structure. It is combination used from ancient times and still used in the construction industry.
Yogesh Biyani, L. G. Patil, C. N. Kurhe
openaire   +1 more source

Flexible Cementitious Products

1993
Cement-based products such as grouts and mortars are being modified with water-based emulsifiable polymers to design products with some of the properties of traditional organic adhesives without sacrificing the properties imparted by the cement. Improved adhesion, strength and flexibility are typical properties of interest for these systems.
openaire   +1 more source

Sound absorbing cementitious tile

The Journal of the Acoustical Society of America, 2002
A die assembly for providing a gypsum ceiling tile having improved acoustic absorption properties includes a punch plate having punches which form perforations through a plasterboard tile and indentors which form indentations in the tile. The punches and indentors are arranged in elongate strips to produce fissure-like perforations and indentations.
openaire   +1 more source

Engineered cementitious composites with low volume of cementitious materials

2010
Civil Engineering and ...
Zhou, J. (author)   +2 more
openaire   +1 more source

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