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In order to reduce environmental loading, it is important to propose the way for the usage of large particles of Fly Ash. In this research, relationship between packing f [...]
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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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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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Eleven hydraulic concretes from ancient Roman harbours around the Mediterranean seacoast were drilled by the Romacons team in 2002–2009. In 2008–2009 the same team ex [...]
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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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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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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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Reaction rims of natural hydraulic relicts in historic mortars were investigated using a novel technology, a FTIR-spectrometer equipped with a focal plane array detector [...]
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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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This paper presents some preliminary results achieved within the scope of a research programme with the main objective of studying the effect of rice husk ash (RHA) parti [...]
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Cement paste is the important component of other engineering heterogeneous materials, such as various kinds of concrete. Using the micromechanic approach, intrinsic elast [...]
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This paper reports the potential reuse of incineration fly ash (IFA) as cement supplements in the production of engineered cementitious composites (ECC), a unique class o [...]
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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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The consolidation process of old renders with loss of cohesion is nowadays performed usually with inorganic compatible products, such as calcium or barium hydroxide or et [...]
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Renders and plasters have been continuously used for covering the masonry walls of dwellings even from the Neolithic period. This paper focuses on the analysis and charac [...]
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NOBATA, Kenji
The manufacture of cement entails impacts in the form of resource and energy use along with GHG generation. BF slag lends itself to reducing such impacts. Studies have in [...]
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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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From the mid-18th century extensive research in Sweden and in present day Finland was focused on the development of mortars with hydraulic and pozzolanic properties. The [...]
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The natural pozzolans studied are commercial products and come from the volcanic islands of Milos and Kimolos as well as North Greece mainland. The materials were charact [...]
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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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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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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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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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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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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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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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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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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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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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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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31.
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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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