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This paper investigates the process of alkali-carbonate reaction (ACR) in lime-based mortars prepared with certain dolomite aggregate. As binder either pure calcite lime [...]
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This paper presents the XRD, XRF and porosimetry analyses and SEMEDX observations of nine mortars: three Egyptian plasters (New Kingdom, 15th 11th century BC) and six Mer [...]
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The issue of recovery has always been ‘relegated’ to the buildings of critical value, especially in urban contexts, or to "excellent" landscapes. This has been the do [...]
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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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Constructed in 330-320 B.C., the stadium at Nemea, consists of the race track, the seating area, the vaulted entrance tunnel and the “Apodyterion”. The tunnel was dis [...]
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Constructed in 330-320 B.C., the stadium at Nemea, consists of the race track, the seating area, the vaulted entrance tunnel and the “Apodyterion”. The tunnel was dis [...]
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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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Various binding materials have been used worldwide, across different pre-historic and historic periods, to meet several construction applications. Lime has historically b [...]
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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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10.
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Climatic and environmental conditions are often very severe for construction materials, namely in the presence of high humidity or in direct contact with water. However, [...]
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11.
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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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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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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 purpose of the present research work was the mineralogical, mechanical and microstructure characterization of the gypsum mortars sampled from the internal parts of th [...]
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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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17.
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Salt crystallization is a common cause of decay for mortars used in historical buildings. This paper describes the influence of mortars composition on their salt crystall [...]
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18.
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Mortars from two medieval bridges (Charles Bridge in Prague and bridge in Roudnice) and two Roman bridges (Ponte di Augusto in Narni and bridge in Sardinia) were analyzed [...]
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19.
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Low calcium fly ash-based geopolymer (LCFG) concrete binder, which results from the reaction of a source material rich in silica & alumina (low calcium fly ash) and a [...]
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A multidisciplinary research project has been initiated to study wall plaster fragments found in recent archaeological excavations in Marseilles. The chemical, petrograph [...]
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21.
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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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22.
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When we approach the subject of construction and rehabilitation of buildings we necessarily must think about external wall coatings as they are the elements more exposed [...]
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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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In southern Portugal over one hundred Roman villae have been identified; such villae are examples of typical Roman rural construction and have led to the characterisation [...]
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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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26.
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The long passage in Vitruvius’ De architectura concerning the methods and materials for building concrete harbour structures in the sea (5.12.2-5) is unique in ancient [...]
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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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28.
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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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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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30.
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Hohlfelder, R.L.
Roman hydraulic maritime concretes of the central Italian coast have Flegrean vitric tuff as coarse aggregate and mortar pozzolan. Pozzolanic reaction at high pH produced [...]
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