Претраживање
Приказ резултата 311-320 од 453
Energy transfer and conversion recorded on mechanically activated fly ash grains
(ModTech Publishing House, 2015)
The fly ash activation through mechanical milling is ussualy applied to improve the ash properties in order to get composite materials with higher characteristics. The activation technology based on mechanical energy action ...
Determination of recycled aggregate concrete degradation by resonance frequency analysis
(Revista Romana de Materiale/ Romanian Journal of Materials, 2011)
The evaluation of the dynamic modulus of elasticity of twelve different concrete mix proportions as a function of the density and degradations due to freeze/thaw cycles is presented in this paper. Pore system and saturation ...
Properties of composite cement with commercial and manufactured metakaolin
(Univ Osijek, Tech Fac, Slavonski Brod, 2013)
Metakaolin composite cements were prepared with 5 to 35 % replacement of ordinary Portland cement with metakaolin (MK), manufactured by thermal activation/calcination of domestic kaolin clay, and commercial matakaolin ...
Developing Cost Estimation Models for Road Rehabilitation and Reconstruction: Case Study of Projects in Europe and Central Asia
(ASCE - American Society of Civil Engineers, 2014)
This paper presents the development of prediction models for the unit costs of road works that could be applied to strategic planning of road works at the network level. A specialized data set was used, which was generated ...
Sistematizacija analitičkih i numeričkih metoda proračuna stabilnosti klizišta / The systematization of analytical and numerical methods of landslide stability calculation
(Društvo za ispitivanje i istraživanje materijala i konstrukcija Srbije, Beograd, 2018)
Na osnovu analize mnogih naučnih radova, autori su dali prikaz sopstvene originalne sistematizacije analitičkih i numeričkih metoda proračuna stabilnosti klizišta, pri čemu mnoge od njih tek treba dodatno da se unaprede, ...
Thermal and Mechanical Behavior of Composite Mortars Containing Natural Sorptive Clays and Fly Ash
(Međunarodni Institut za nauku o sinterovanju, Beograd, 2019)
Mineral additives are extensively applied as cement replacement materials in both construction concrete and mortar. Fly ash is one of the most commonly utilized additives which improve Theological properties, as well as ...
Geochemical characterization of sediments from the archaeological site Vinca - Belo Brdo, Serbia
(Elsevier, Amsterdam, 2021)
In this study, a multidisciplinary approach was used for a detailed characterization of sediments from the archaeological site Vina. - Belo Brdo, Serbia, one of the most important Neolithic settlements in Europe. This ...
Novel Approach for Determination of Potentially Toxic Elements via ICP-OES in Aqueous Solutions of Building Materials with Industrial Byproduct Addition
(Međunarodni Institut za nauku o sinterovanju, Beograd, 2019)
New global tendencies for waste materials reusing in building materials are imposing the request for improved performances of chemical analysis methods and the improvements of matrices used. A new method for optical emission ...
Toplotna svojstva glinenih proizvoda i energetska efikasnost zgrada / Clay products thermal properties and energy efficiency of buildings
(Udruženje inženjera građevinarstva, geotehnike, arhitekture i urbanista "Izgradnja", Beograd, 2011)
U radu se razmatraju toplotna svojstva glinenih proizvoda u termičkom omotaču zgrade sa aspekta principa energerske efikasnosti saglasno EPBD2, CEN/TR 15615 ('Umbrella document') i CPD 89/106/EEC.
Update of the procedure used for heavy clay dryer optimization
(Serban Solacolu Foundation, Bucurest, 2018)
The description of the moisture transfer in porous media during drying was the subject of many scientific studies. The unique drying theory was developed five years ago and has recently won a general recognition in the ...