39.
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Pozzolan blended cement hydration reactions, the most promising route towards the sustainability of cementitious materials, have been simulated by Hymostruc, a numerical [...]
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40.
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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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41.
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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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42.
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Abstrakt: Relations between crack opening displacement (CTOD) and other fracture mechanics parameters are of a great importance in fracture mechanics. The basic aim of t [...]
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43.
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The plasters of the 16th century Cavallerizza Courtyard in the Ducal Palace in Mantua (Italy) were designed to imitate natural stones (rustication work, carved marble, et [...]
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44.
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Zacharopoulou, G.
In conservation practice it is usually observed that the capability of upgrading the characteristics of a lime through maturation appears to be limited due to a self-dryi [...]
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45.
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In this contribution, a generalized Cam clay model for soil materials is introduced. This critical state model reduces high dilatation and softening behaviour of overcons [...]
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46.
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OFE copper (Oxygen Free Electronic copper) is extensively used in military engineering for the design of shape charge warheads. Use is made of its excellent deformation c [...]
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47.
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The authors are engaged in development of adaptive analysis of RC frames using the microplane model. The utilised finite element mesh is compound of 1D and 3D elements. [...]
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48.
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The widespread adoption of alternative binders are playing an increasing role in carbon dioxide (CO 2) abatement in green construction and the repair of traditionally bui [...]
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49.
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In this work nano-titania in anatase form has been added to mortars containing (a): binders of either lime and metakaolin or natural hydraulic lime and, (b): fine aggrega [...]
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50.
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51.
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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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52.
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The highly durable pozzolanic mortars of wall concretes from the Theater of Marcellus and Great Hall of Trajan’s Markets preserve traces of micromorphological textures [...]
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53.
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Sophisticated analysing proceedings have been used in the past to assess the composition of hardened mortars. Chemical and mechanical tests combined with microscopic inve [...]
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54.
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The micro-structural evolution of a lime - pozzolan system, during hydration, was studied by 1H Nuclear Magnetic Resonance (NMR). The hydration process was monitored for [...]
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55.
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Abstrakt: Finite element analysis was attempted to modeling microcracks and overall response of solid composites (two-dimensional problem) under compression. As a mathema [...]
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56.
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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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57.
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This paper deals with a damage-plasticity model combining Mises plasticity with isotropic damage. Due to softening induced by damage growth, the governing differential eq [...]
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58.
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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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59.
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This article is focused on the computational solution of the material tests and their evaluations. Problem deals with torsion low-cycle fatigue tests of steel specimens. [...]
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60.
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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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61.
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Bulk samples of mortars were collected from Hellenistic, Roman, and Byzantine historic constructions. The main scope of this work is to investigate the technological tran [...]
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62.
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Gypsum was widely used in the production of composite materials in Cyprus in the past, due to its abundance on the island. However, the study of local historic gypsum mor [...]
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63.
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Lime water, esters of silicic acid and plastics are common materials used for the conservation of historic mortars. Injection grouts containing cement or hydraulic lime a [...]
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64.
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Paper focuses on possibilities of transient processes modelling at pressure pipe system of a non-nuclear part of a certain power plant and summarizes the results of relat [...]
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65.
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Demolished concrete is often recycled as a crusher-run in Japan. It captures CO2 as the new surface is exposed to the air. This uptake is caused by carbonations of hydrat [...]
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66.
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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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67.
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A new fast-setting cement, called Roman cement, appeared recently in the market. To identify the possibilities of using it in the field of cultural heritage, it is import [...]
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68.
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69.
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To the interpretation of crack growth, it is substantial to estimate the plastic region geometry in front of a crack. Performed here is a study for predicting crack growt [...]
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70.
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It is well-known that different slaked limes (calcium hydroxide) influence the plastic properties of fresh mortar differently. There is not sufficient scientific literatu [...]
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71.
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The construction sector is among the most resource- and energy-consuming industrial activities. Particularly, according to recent surveys, the emissions of greenhouse gas [...]
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72.
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Recently, blended cement is needed in order to lower the energy consumption and CO 2 emission from cement industries. On the other hand, waste management and environmenta [...]
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73.
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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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74.
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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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75.
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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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76.
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At the Institute of Construction and Architecture SAS (ICASA) the research of the cement composites containing plastic crushed material – composite with plastic aggrega [...]
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77.
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Aging of lime putty improves the quality of hydrated lime due to changes in portlandite microstructure as regards the morphology and particle size. Improvements in mortar [...]
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78.
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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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79.
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Temperature evolution in concrete constructions due to hydration heat presents a formidable problem causing early age cracking and from the chemical point of view changin [...]
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80.
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In this research work, a method that gives indications for the fixation of heavy metals in hardened cement paste was developed. The concentrations of heavy metals in the [...]
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81.
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Abstrakt: The long-term behaviour of a crystalline rock has been modelled as a viscoplastic problem. The Perzyna type of material models, which is based on socalled overs [...]
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82.
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83.
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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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84.
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The uniaxial compression is a kind of loading which occurs in concrete structures frequently. In the case of solidifying concrete the uniaxial compression without any lat [...]
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85.
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86.
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Chen model of plasticity was originally derived for solid materials with different strengths in compression and tension, such as concrete or some types of soil. In this [...]
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