Suchergebnisse

Intro -- Preface -- Contents -- Round Table of MACH2021 -- 1 Introduction to the Issues Faced in the Round Table -- 2 The Importance of Science and Cultural Aspects and the Impact on Political Strategies on Cultural Heritage -- 3 Critical Issues Emerged in the Management of CH During Covid-19 Pandemic, Arising Opportunities and Problems that Need to Be Faced with New Investments -- References -- Numerical Simulation of the Athens 1999 Earthquake Including Simplified Models of the Acropolis and the Parthenon: Initial Results and Outlook -- 1 Introduction -- 2 Mathematical Model and Its Numerical Discretization -- 3 Computational Setting for the September 7, 1999 Athens Earthquake -- 3.1 Numerical Model of the Seismic Source, Regional Crustal Properties and Geological Setting -- 3.2 Computational Models Setup -- 4 Numerical Results and Comparison with Observed Records -- 4.1 Simulation of the 1999 Athens Earthquake -- 4.2 Seismic Response of the Parthenon -- 5 Conclusions and Future Developments -- References -- Randomness in a Nonlinear Model of Sulphation Phenomena -- 1 Introduction -- 2 The Deterministic Model -- 3 Stochastic Boundary Condition for the S02 Concentration -- 4 A Nonlinear Model with Stochastic Dynamical Boundary Conditions -- 5 Conclusions -- References -- Automatic Description of Rubble Masonry Geometries by Machine Learning Based Approach -- 1 Introduction -- 2 The Data Set Used -- 2.1 Preparation of Geometrical Data -- 3 Basic Concepts About CNN -- 4 Variational Autoencoder (VAE) -- 5 Implementation -- 6 Experimentations -- 7 Closing Remarks -- References -- A Model for Craquelure: Brittle Layers on Elastic Substrates -- 1 A Model for a Brittle Layer on an Elastic Substrate -- 2 Analytical Treatment of the Model -- 3 Analysis of the Results in Terms of Craquelure -- 4 Conclusions -- References.

Intro -- Preface -- Contents -- To Know Without Destroying? -- 1 The MADAR Project: Historical Heritage and Math Towards a Common Path -- 2 Potential and Weaknesses of the Porto Torres (Sardinia) Case Study -- 3 Construction Techniques, Features and Historical Phases of the Complex of Central Baths -- 4 To Know Without Destroying -- References -- Representative Volume Elements for the Analysis of Concrete Like Materials by Computational Homogenization -- 1 Introduction -- 2 Generation of the Geometry of the RVE -- 2.1 Spherical Aggregate Particles -- 2.1.1 Taking Process -- 2.1.2 Placing Process -- 2.2 Polyhedral Aggregate Particles -- 3 Micro-to-Macro Computational Homogenization -- 3.1 Periodic Boundary Conditions -- 4 Numerical Results -- 5 Conclusions -- References -- A New Nonlocal Temperature-Dependent Model for Adhesive Contact -- 1 Introduction -- 1.1 Rate-Independent Models -- 1.2 Rate-Dependent Models -- 1.3 Adhesive Contact with Nonlocal Effects -- 2 The Model and the PDE System -- 2.1 The State and Dissipative Variables -- 2.2 The Free Energy -- 2.3 The Dissipation Potential -- 2.4 The Balance Equations and the Constitutive Laws -- 2.5 The PDE System -- 2.6 Outlook to the Analysis -- References -- Chemomechanical Degradation of Monumental Stones: Preliminary Results -- 1 Introduction -- 2 A Mathematical Model of Marble Sulphation -- 2.1 A Simplified Chemical Reaction -- 2.2 The Hydrodynamical Model -- 3 The Variational Approach to Fracture -- 4 A Chemo-Mechanic Model -- 4.1 Mechanical Properties -- 4.2 Diffusivity -- 4.3 Mathematical Model -- 5 A Numerical Example -- References -- Modelling the Effects of Protective Treatments in Porous Materials -- 1 Introduction -- 2 Materials and Methods -- 3 Modelling of Capillary Imbibition -- 3.1 Boundary Conditions -- 4 Numerical Results and Comparison with Experimental Data.