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Giorgio Zavarise

Researcher at University of Salento

Publications -  121
Citations -  5187

Giorgio Zavarise is an academic researcher from University of Salento. The author has contributed to research in topics: Finite element method & Contact mechanics. The author has an hindex of 32, co-authored 119 publications receiving 4715 citations. Previous affiliations of Giorgio Zavarise include Istituto Nazionale di Fisica Nucleare & Polytechnic University of Turin.

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Computational Contact Mechanics

TL;DR: The mathematical structure of the contact formulation for finite element methods is derived on the basis of a continuum description of contact, and several algorithms related to spatial contact search and fulfillment of the inequality constraints at the contact interface are discussed.
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A large deformation frictional contact formulation using NURBS‐based isogeometric analysis

TL;DR: In this article, a mortar-based approach is presented to treat the contact constraints, whereby the discretization of the continuum is performed with arbitrary order NURBS, as well as C0-continuous Lagrange polynomial elements for comparison purposes.
Journal ArticleDOI

A mortar formulation for 3D large deformation contact using NURBS-based isogeometric analysis and the augmented Lagrangian method

TL;DR: In this article, NURBS-based isogeometric analysis is applied to 3D frictionless large deformation contact problems, where the contact constraints are treated with a mortar-based approach combined with a simplified integration method avoiding segmentation of the contact surfaces, and the discretization of the continuum is performed with arbitrary order nurBS and Lagrange polynomial elements.
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Real contact mechanisms and finite element formulation - A coupled thermomechanical approach

TL;DR: In this article, a thermomechanically coupled contact element is presented which accounts for the real microscopic shape of the surfaces, the microscopic mechanism of force transmission and heat exchange, and the macroscopic related stiffnesses are calculated and continuously updated taking into account changes in significant parameters.