1.
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In order to reduce the amount of CO2 gas in cement industry, the use of blended cement is valid. Share of blended cement in Japan, has not changed over last 10 years. One [...]
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2.
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The development of innovative eco-efficient cementitious materials is, nowadays, a wide-spread concern to assure the sustainability of the built environment. In this scop [...]
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In the present study, experimental work and theoretical calculation were performed by taking into account the ITZ effect, the dilution effect and the tortuosity effect, t [...]
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This paper reports on an experimental program investigating the durability and mechanical properties of alkali activated slag concrete (AASC). The AASC was prepared using [...]
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5.
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The properties of concrete with high amount of the mineral admixtures with a few carbon footprint other than cement were showed. The experiment examines the influence tha [...]
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6.
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The present work deals with the microstructure, hydration and properties, mainly physico-mechanical and durability, of mortars for the repair and strengthening of prehist [...]
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7.
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Zacharopoulou, G.
It is generally recognized that wet slaking endows the resulting hydrated lime with a colloidal rather than a crystallized character. It is also known empirically that th [...]
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8.
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This study investigates performance of slag as an alternative cementitious binder against ordinary Portland cement (OPC), fly ash (FA) and palm oil fuel ash (POFA). To ac [...]
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9.
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Porous ceramic aggregate produced from roof tile waste was used as an internal curing agent. The aim of this study is to investigate the effect of the porous ceramic aggr [...]
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10.
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PETCHERDCHOO, Aruz
This paper presents an approach to assess environmental impacts in terms of CO2 resulting from applying combined repairs in order to extend service life of concrete struc [...]
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11.
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Reinforced concrete structures are widely constructed in the Persian Gulf region for infrastructures of ports and oil exploration. But these structures are increasingly b [...]
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12.
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Compressive strength of concrete cubes containing rice husk ash (RHA) at low specific surface pre-soaked with equal weight of water, at free water/cement (w/c) ratio of 0 [...]
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13.
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For many centuries salt remains the object of international scientific debate due to its destructive behaviour in porous building materials. Using the same procedures as [...]
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14.
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The first author of the project is the engineering director of a Temple reconstruction project in Turkey. In attempt to produce mortar similar in composition to that foun [...]
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15.
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The paper deals with the perfusion in hierarchically arranged double porous media constituted by transversely periodic layers. In each layer the reference periodic cell i [...]
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16.
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There has been no such engineering method until now to enable water curing in the vertical plane of surface concrete after the removal of concrete form.The Aqua curtain h [...]
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17.
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An experimental investigation was conducted to study both the mechanical and durability performance of various specimens constructed with both high-volume fly ash concret [...]
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18.
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Currently, the precast industry represents 20% of concrete production around the world and the use of steam curing to accelerate hydration has been adopted as one of the [...]
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19.
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The use of lime for the construction of buildings and monuments has a long tradition. Therefore, limebased materials are also predominantly used and often even required i [...]
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20.
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Dating of mortars by means of radiocarbon dating is thought of being a promising technique for absolute dating of archaeological sites, monumental constructions and decor [...]
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21.
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The aim of the project was to define the causes of damages done to two of thirteen busts made by Jerzy Sobocinski in 1971. The collection belongs to The National Museum i [...]
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22.
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THE FEASIBILITY OF USING CEM X, A TYPE OF CEMENT, FORMED BY ORDINARY PORTLAND CEMENT (OPC) PLUS TWO DIFFERENT MINERAL ADDITIONS WAS STUDIED AS AN ALTERNATIVE TO CONVENTIO [...]
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23.
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By calcination and dehydration of paper sludge, which is a by-product of recycled paper waste, a non toxic mineral with a highly pozzolanic activity is formed. Besides th [...]
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24.
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Self-compacting concretes are special concretes, highly flowable, which can flow into place under their own weight and compacted without any external vibration. In additi [...]
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25.
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In building conservation practice, there is some difficulty in formulating compatible mortars for use in renders and joints, due to requisites of low elastic modulus, suf [...]
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26.
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The development of strength in conservation mortars is of particular significance for new synthesized lime-based mixtures, in terms of practical application, performance [...]
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27.
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Ground Granulated Slag, from Blast furnace has been in use in Concrete as partial replacement of cement since a century. Benefits of this hydraulic material are well know [...]
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28.
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For high durability and strength, decreasing of the water to binder ratio of cement is needed by using of fly ash, blast furnace slag as mineral admixture. And it is poin [...]
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29.
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This study aims to investigate the effect of sulfate salts to the deterioration mechanism and patterns observed in hydraulic mortars. Natural hydraulic lime (NHL) and lim [...]
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30.
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Natural hydraulic lime specifications changed with the new version of standard EN 459-1: 2010 and a new Portuguese NHL3.5 appeared in the market. The characteristics of m [...]
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31.
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Natural hydraulic lime specifications changed with the new version of standard EN 459-1: 2010 and a new Portuguese NHL3.5 appeared in the market. The characteristics of m [...]
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32.
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Linseed oil was commonly used in ancient times as a protective treatment for building materials due to its ability to grant hydrophobic properties. It is an environmental [...]
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33.
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There are many ways to reduce the carbon footprint of concrete including reduction in its Portland cement clinker content by methods including: (a) optimization of total [...]
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34.
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The corrosion caused by the action of chloride ions represents the greatest threat to the durability and service life of reinforced concrete structures. This pathological [...]
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35.
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Electrical resistivity can be used as an indirect method to determine the chloride diffusion characteristics of in situ concrete. Chloride diffusion coefficient pertainin [...]
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36.
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Ancient mortars have proved to be durable and reliable materials even when submitted to severe conditions of salts and high humidity. This study intends to contribute to [...]
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37.
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The contribution focuses on microscopic techniques for use in the identification and characterisation of historic mortars, with the assumption that the key information to [...]
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38.
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Roman cement was extensively used to decorate facades during the nineteenth and beginning of twentieth Century. The interest of this material has been revisited recently [...]
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39.
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The performance of concrete is increasingly designed through durability. Durable concrete is a driving force for a sustainable production and use of cement. One way to ac [...]
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40.
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Limestone calcination and the technology of quicklime production has an influence on the slaking reactivity of lime. The slaking consequently can be an indicator of the q [...]
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41.
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Zacharopoulou, G.
The impact of the control of key parameters during the production chain (calcination, slaking, maturation) of a lime based binder was experimentally investigated under a [...]
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42.
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Roman cement was patented in 1796 and used extensively throughout European architecture of the 19th and early 20th centuries before the domination of Portland cement and [...]
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43.
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Chloride induced corrosion was recognized as one of the major cause of degradation of reinforced concrete structures, layered double hydroxides (LDHs) materials could be [...]
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44.
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Lime-pozzolan mortars are often used for the restoration of historical buildings. Several studies have been developed in regards to the use of waste in construction mater [...]
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45.
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Natural or Roman cements were the first modern cements to be industrially produced at the beginning of the 19th century in Europe. Used equally by engineers for their hyd [...]
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46.
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Experimental work has been carried out in order to describe the influence of hot mixing on the properties of hardened mortars in comparison with mortars made of lime hydr [...]
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47.
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Properties of a molten slag and concrete containing the molten slag as a fine aggregate were investigated, which was emitted in Kure City in Hiroshima Prefecture. Water t [...]
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48.
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Fracture energy tests were carried out on Portland blast furnace cement-type B (BB) concrete where as an internal curing material, partial replacement of course aggregate [...]
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49.
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Though discussed a lot, the interfacial transition zone (ITZ), the linking phase between aggregate and bulk paste, still undertakes ambiguity on its knowledge. In this pa [...]
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50.
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Use of ultra high strength concrete (UHSC) is effective in improving durability of concrete structures which should lead to establishment of sustainable society. However, [...]
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51.
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Zacharopoulou, G.
Within the general framework of study on high calcium building limes (CL) suitable for conservation purposes, selected results of research are presented and discussed in [...]
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52.
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The need to formulate mortar compositions with adequate durability and compatibility is nowadays one of the major challenges in historical buildings repair. The incorpora [...]
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53.
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It is a fact well known that the active additions improves the mechanical as well as de durability of concrete structures. Usually the materials are tested in laboratory [...]
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54.
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Standard mortars (sand:cement = 3:1 and w/c = 0.50) were made where Portland cement was replaced with 0, 20, 35, 50 and 65 vol% calcined marl. The compressive and flexura [...]
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