1,720,970 research outputs found

    Measuring the impact of functional and experiential mixed reality elements on a museum visit

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    Although research on the impact of new realities on museum experience is receiving increasing attention, it remains mainly conceptual in nature and measuring the impact of mixed reality on a museum visit is still in its infancy. This paper attempts to shed light on this topic by applying the visitor experience model for mixed reality, which measures how 23 functional and experiential elements have been reshaping a traditional museum visit, enhancing visitor satisfaction. The empirical analysis interests ‘The Ara As It Was’, a mixed reality project installed in the iconic Ara Pacis Museum in Rome (Italy), an expression of Roman history and unique on the Italian and international panorama. The findings and conclusions open up new scenarios for future research on immersive museum experiences, combining cultural heritage with technological innovation. They suggest managerial implications to combine authenticity and innovation in the museum, generating unique experiences and redefining museum service models

    Shear bond strength of veneering porcelain to zirconia after argon plasma treatment

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    Purpose: The aim of this study was to investigate if argon plasma cleaning increases the shear bond strength between zirconia and veneering ceramic surfaces. Materials and methods: Ninety tablets of densely sintered yttriastabilized tetragonal zirconia polycrystal were divided into three groups according to cleaning treatment (steam cleaning or plasma of Argon for 375 or 750 seconds). Groups were divided into two subgroups according to the application of a ceramic liner (A = liner, B = no liner). Results: Within subgroup A, argon plasma cleaning significantly decreased shear bond strength. In subgroup B, the plasma treatment increased the shear bond strength, but the differences were not statistically significant. Subgroup A demonstrated lower shear bond strength compared to subgroup B. Conclusions: Argon plasma cleaning was suggested to improve the bond between ceramic and zirconia surfaces; however, when plasma cleaning was followed by a glassy liner application, the veneering ceramic/zirconia bond was significantly reduced

    Shear bond strength of veneering porcelain to zirconia after argon plasma treatment.

    No full text
    PURPOSE: The aim of this study was to investigate if argon plasma cleaning increases the shear bond strength between zirconia and veneering ceramic surfaces. MATERIALS AND METHODS: Ninety tablets of densely sintered yttriastabilized tetragonal zirconia polycrystal were divided into three groups according to cleaning treatment (steam cleaning or plasma of Argon for 375 or 750 seconds). Groups were divided into two subgroups according to the application of a ceramic liner (A = liner, B = no liner). RESULTS: Within subgroup A, argon plasma cleaning significantly decreased shear bond strength. In subgroup B, the plasma treatment increased the shear bond strength, but the differences were not statistically significant. Subgroup A demonstrated lower shear bond strength compared to subgroup B

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed
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