19 research outputs found

    Pottery from the Norwegian Arcadia Survey: A Preliminary Report

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    Papers from the third international seminar on Ancient Arcadia, held at the Norwegian Institute at Athens, 7-10 May 2002This paper presents initial impressions of the pottery finds from the Norwegian Arcadia Survey. Material from the survey dates from the Bronze Age and through the medieval period. The project provided evidence of extensive local production of pottery in the classical and Hellenistic periods, and only limited importation of Laconian, Corinthian and perhaps Argive ceramics. It provides a basic description of the local ceramics and describes the possible discovery of a workshop or potter's quarter as well as the identification of what appears to be a local Tegean amphora shape

    T2* Heterogeneity detected by CMR could be Related to Myocardial Iron Distribution in Thalassemia Patients

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    A large percentage of thalassemia major (TM) patients shows a significant heterogeneity of segmental distribution of T2* values in myocardium, measured by multislice multiecho T2* cardiac magnetic resonance (CMR). This finding is in agreement with previous histological studies that have detected heterogeneous iron deposition in hemochromatotic hearts. However, it is not yet clear if that represented true heterogeneous iron density or if it could have been generated by geometric and susceptibility artefacts

    CMR T2* Technique for Segmental and Global Quantification of Myocardial Iron: Multicentre Transferability and Healthcare Impact Evaluation

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    The multislice multiecho T2* technique is transferable among scanners with good reproducibility. The network seems to be a robust and scalable system in which T2* CMR based cardiac iron overload assessment is available, accessible and reachable for a significant and increasing number of thalassemia patients, reducing the mean distance from the patients\u27 locations to the CMR sites

    Pottery from the Norwegian Arcadia Survey: A Preliminary Report

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    This paper presents initial impressions of the pottery finds from the Norwegian Arcadia Survey. Material from the survey dates from the Bronze Age and through the medieval period. The project provided evidence of extensive local production of pottery in the classical and Hellenistic periods, and only limited importation of Laconian, Corinthian and perhaps Argive ceramics. It provides a basic description of the local ceramics and describes the possible discovery of a workshop or potter's quarter as well as the identification of what appears to be a local Tegean amphora shape

    The durability of basalt fibres reinforced polymer (BFRP)

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    The technology of dry assembly for the production of multi-layer panels has evolved over the past 30 years, becoming an efficient alternative to traditional systems. The direction taken by the market has been increasingly drawn to eco-sustainable systems and in this way, the interest in the use of laminated composite panels for cladding, basalt fibres based. Basalt is a natural rock, silica based, which is produced through a variety of industrial processes into filaments, wool, chopped strands and fabrics. It is characterized by high resistance in chemically aggressive environments, high fire resistance, high mechanical resistance to compression and bending. The study focuses on two types of composite laminates produced by means of the technique of vacuum bagging, using layers of unidirectional and random basalt fabrics, with different areal weights, using an epoxy resin as matrix. The laminate samples were subjected to cycles of artificial aging in climatic chamber and outdoor exposure for a year and the parameters considered most significant: flexural modulus, tensile strength and mass, were investigated. The experimental investigations were conducted according to the methodology for the evaluation of the durability of the ISO 15686. Today, this is a requirement as timely as ever after the entry into force of the new EU Regulation 305/2011, which requires, for all construction works, the declaration of ustainability of the product and the requirement of durability, too. The results show the effectiveness over time of produced composite laminates and initial increase of measured performances after accelerated aging
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