Search Results - "Dascalu, Cristian"

Two-scale thermomechanical damage model for dynamic shear failure in brittle solids by Gbetchi, Kokouvi, Dascalu, Cristian

“…A coupled thermomechanical damage approach for dynamic shear failure in brittle solids is proposed in the present contribution. The model is constructed by…”
Get full text

Two-scale modeling of granular materials: a DEM-FEM approach by Nitka, Michał, Combe, Gaël, Dascalu, Cristian, Desrues, Jacques

“…The presented study considers a two-scale numerical scheme for the description of the behavior of granular materials. At the small-scale level, the granular…”
Get full text

Supershear rupture with a two-scale damage model by Dascalu, Cristian

“…An investigation of intersonic rupture is performed in a two-scale framework, with a damage model obtained by homogenization from microstructures with…”
Get full text

Multiscale modeling of rapid failure in brittle solids: Branching instabilities by Dascalu, Cristian

“…•A two-scale dynamic damage model for the simulation of dynamic fracture instabilities.•Influence of the size of the microstructure and the loading…”
Get full text

Dynamic evolution of damage by microcracking with heat dissipation by Dascalu, Cristian, Gbetchi, Kokouvi

“…A new thermo-mechanical damage model is constructed in the present contribution using a two-scale approach. The model is deduced from microstructures with…”
Get full text

Dynamic localization of damage and microstructural length influence by Dascalu, Cristian

“…In the present contribution a localization analysis is performed for a two-scale dynamic damage model. The damage evolution law considered here results by…”
Get full text

Asymptotic homogenization analysis for damage amplification due to singular interaction of micro-cracks by Markenscoff, Xanthippi, Dascalu, Cristian

“…The paper investigates the overall damage amplification effect due to micro-crack interaction in a framework of two-scale modeling. A homogenization method…”
Get full text

On the configurational force balance in thermomechanics by Kalpakides, Vassilios K., Dascalu, Cristian

“…The aim of this paper is a new formulation of the configurational force balance in the general framework of thermomechanics. To this end, invariance…”
Get full text

Dynamic shear damage with frictional sliding on microcracks by Atiezo, Megbeme K., Gbetchi, Kokouvi, Dascalu, Cristian

“…•A two-scale damage model based on the dynamic propagation of microcracks in shear mode, with frictional contact.•Study of the influence of friction, loading…”
Get full text

Thermally conductive elliptic inhomogeneities in 2D anisotropic solids by Ursescu, Ana, Dascalu, Cristian

“…The problem of a thermally conductive elliptic hole embedded in an anisotropic thermoelastic solid under a remote uniform heat flow is considered. For the…”
Get full text

Loading rate effects on dynamic failure of quasi-brittle solids: Simulations with a two-scale damage model by Atiezo, Megbeme Komla, Chen, Wen, Dascalu, Cristian

“…•A two-scale damage model based on the dynamic microcrack propagation.•Finite Element simulations of dynamic failure tests in concrete, polymer and rock…”
Get full text

Dynamic Damage Law with Fragmentation Length: Strain-Rate Sensitivity of the Tensile Response by Dascalu, C.

“…A damage law for dynamic failure in brittle solids is proposed in the present note. The new evolution equation is obtained by incorporating the…”
Get full text

A two-scale model for subcritical damage propagation by Dascalu, Cristian, François, Bertrand, Keita, Oumar

“…The failure behaviour of quasi-brittle materials is often time-dependent. This dependence is due to physical processes taking place at the level of the…”
Get full text

A two-scale model for dynamic damage evolution by Keita, Oumar, Dascalu, Cristian, François, Bertrand

“…This paper presents a new micro-mechanical damage model accounting for inertial effect. The two-scale damage model is fully deduced from small-scale…”
Get full text

A two-scale time-dependent damage model based on non-planar growth of micro-cracks by François, Bertrand, Dascalu, Cristian

“…This paper presents the theoretical developments and the numerical applications of a time-dependent damage law. This law is deduced from considerations at the…”
Get full text

A two-scale time-dependent model of damage: Influence of micro-cracks friction by Wrzesniak, Aleksandra, Dascalu, Cristian, Bésuelle, Pierre

“…The aim of this paper is to present a micro-mechanical damage model for quasi-brittle materials that accounts for friction effects on microcracks. We use…”
Get full text

Antiplane two-scale model for dynamic failure by Atiezo, M. K., Dascalu, C.

“…A new dynamic damage law is proposed for the anti-plane loading case. The model is deduced from the energy criterion describing the dynamic propagation of…”
Get full text

Guest Editors: Cristian Dascalu and Djimédo Kondo by Dascalu, Cristian, Kondo, Djimédo

Get full text

Erratum to “Uniform asymptotic solutions for lamellar inhomogeneities in plane elasticity” J. Mech. Phys. Solids 48 (2000) 153–173 by Homentcovschi, Dorel, Dascalu, Cristian

Get full text

Special issue “Multiscale Approaches to Geomaterials” by Dascalu, Cristian, Cambou, Bernard

“…Issue Title: Special issue on Multiscale Approaches to Geomaterials; Guest Editors: C. Dascalu and B. Cambou…”
Get full text