Exploració per autor "Arroyo Balaguer, Marino"
Ara es mostren els items 21-40 de 99
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Computational evaluation of the flexoelectric effect in dielectric solids
Abdollahi Hosnijeh, Amir; Peco Regales, Christian; Millán, Daniel; Arroyo Balaguer, Marino; Arias Vicente, Irene (American Institute of Physics (AIP), 2014-09-07)
Article
Accés restringit per política de l'editorialFlexoelectricity is a size-dependent electromechanical mechanism coupling polarization and strain gradient. It exists in a wide variety of materials, and is most noticeable for nanoscale objects, where strain gradients are ... -
Computing the volume enclosed by a periodic surface and its variation to model a follower pressure
Rahimi Lenji, Mohammad; Zhang, Kuan; Arroyo Balaguer, Marino (2015-03-01)
Article
Accés obertIn modeling and numerically implementing a follower pressure in a geometrically nonlinear setting, one needs to compute the volume enclosed by a surface and its variation. For closed surfaces, the volume can be expressed ... -
Confined bilayers passively regulate shape and stress
Staykova, M.; Arroyo Balaguer, Marino; Rahimi Lenji, Mohammad; Stone, H.A. (2013-01)
Article
Accés obertLipid membranes are commonly confined to adjacent subcellular structures or to artificial substrates and particles. We develop an experimental and theoretical framework to investigate the mechanics of confined membranes, ... -
Continuum mechanics modeling and simulation of carbon nanotubes
Arroyo Balaguer, Marino; Belytschko, T. (2005-12)
Article
Accés obertThe understanding of the mechanics of atomistic systems greatly benefits from continuum mechanics. One appealing approach aims at deductively constructing continuum theories starting from models of the interatomic interactions. ... -
Curved fluid membranes behave laterally as an effective viscoelastic medium
Rahimi Lenji, Mohammad; DeSimone, Antonio; Arroyo Balaguer, Marino (2013-08-21)
Article
Accés restringit per política de l'editorialThe lateral mobility of membrane inclusions is essential in biological processes involving membrane-bound macromolecules, which often take place in highly curved geometries such as membrane tubes or small organelles. Probe ... -
Diverse corrugation pattern in radially shrinking carbon nanotubes
Shima, Hiroyuki; Sato, Motohiro; Iiboshi, Kohtaroh; Ghosh, Susanta; Arroyo Balaguer, Marino (2010)
Article
Accés obertStable cross sections of multiwalled carbon nanotubes subjected to electron-beam irradiation are investigated in the realm of the continuum mechanics approximation. The self-healing nature of sp2 graphitic sheets implies ... -
Dynamic mechanochemical feedback between curved membranes and BAR protein self-organization
Le Roux, Anabel-Lise; Tozzi, Caterina; Walani, Nikhil; Quiroga Álvarez, Xarxa; Zalvidea, Dobryna; Trepat Guixer, Xavier; Staykova, M; Arroyo Balaguer, Marino; Roca-Cusachs, Pere (2021-11-12)
Article
Accés obertIn many physiological situations, BAR proteins reshape membranes with pre-existing curvature (templates), contributing to essential cellular processes. However, the mechanism and the biological implications of this reshaping ... -
Effective coarse-grained simulations of super-thick multi-walled carbon nanotubes under torsion
Jian, Zou; Huang, Xu; Arroyo Balaguer, Marino; Zhang, Sulin (2009-02)
Article
Accés obertUnder torsion and beyond the buckling point, multi-walled carbon nanotubes (MWCNTs) develop a periodic wave-like rippling morphology. Here, we show that torsional rippling deformations can be accurately described by a ... -
Efficient implementation of Galerkin meshfree methods for large-scale problems with an emphasis on maximum entropy approximants
Peco, Christian; Milian, Daniel; Rosolen, Adrian Martin; Arroyo Balaguer, Marino (2015-04-01)
Article
Accés obertIn Galerkin meshfree methods, because of a denser and unstructured connectivity, the creation and assembly of sparse matrices is expensive. Additionally, the cost of computing basis functions can be significant in problems ... -
Elastic bending modulus of monolayer graphene
Lu, Q; Arroyo Balaguer, Marino; Huang, R (2009-05)
Article
Accés obertAn analytic formula is derived for the elastic bending modulus of monolayer graphene based on an empirical potential for solid-state carbon atoms. Two physical origins are identified for the non-vanishing bending stiffness ... -
Embryonic self-fracking
Arroyo Balaguer, Marino; Trepat Guixer, Xavier (2019-08-02)
Article
Accés obertFrom a broken bone to a major earthquake, the fracture of a material usually means trouble. However, in some practical applications engineers have learned how to harness the mechanisms of fracture. This is illustrated by ... -
Examining the mechanical equilibrium of microscopic stresses in molecular simulations
Torres Sánchez, Alejandro; Vanegas, Juan Manuel; Arroyo Balaguer, Marino (2015-06-23)
Article
Accés restringit per política de l'editorialThe microscopic stress field provides a unique connection between atomistic simulations and mechanics at the nanoscale. However, its definition remains ambiguous. Rather than a mere theoretical preoccupation, we show that ... -
Finite crystal elasticity of carbon nanotubes based on the exponential Cauchy-Born rule
Arroyo Balaguer, Marino; Belytschko, T. (2004-03)
Article
Accés obertA finite deformation continuum theory is derived from interatomic potentials for the analysis of the mechanics of carbon nanotubes. This nonlinear elastic theory is based on an extension of the Cauchy-Born rule called the ... -
Finite element methods for the non-linear mechanics of crystalline sheets and nanotubes
Arroyo Balaguer, Marino; Belytschko, T. (Wiley and Sons, 2004-01)
Article
Accés obertThe formulation and finite element implementation of a finite deformation continuum theory for the mechanics of crystalline sheets is described. This theory generalizes standard crystal elasticity to curved monolayer ... -
Force transduction and lipid binding in MscL: a continuum-molecular approach
Vanegas, Juan Manuel; Arroyo Balaguer, Marino (2014-12-01)
Article
Accés obertThe bacterial mechanosensitive channel MscL, a small protein mainly activated by membrane tension, is a central model system to study the transduction of mechanical stimuli into chemical signals. Mutagenic studies suggest ... -
Fourth order phase-field model for local max-ent approximants applied to crack propagation
Amiri, Fatemeh; Millán, Daniel; Arroyo Balaguer, Marino; Silani, Mohammad; Rabczuk, Timon (2016-12)
Article
Accés obertWe apply a fourth order phase-field model for fracture based on local maximum entropy (LME) approximants. The higher order continuity of the meshfree LME approximants allows to directly solve the fourth order phase-field ... -
Fracture toughening and toughness asymmetry induced by flexoelectricity
Abdollahi Hosnijeh, Amir; Peco, Christian; Millán, Daniel; Arroyo Balaguer, Marino; Catalan, Gustau; Arias Vicente, Irene (2015-09-08)
Article
Accés restringit per política de l'editorialCracks generate the largest strain gradients that any material can withstand. Flexoelectricity (coupling between strain gradient and polarization) must therefore play an important role in fracture physics. Here we use a ... -
Geometric derivation of the microscopic stress: a covariant central force decomposition
Torres Sánchez, Alejandro; Vanegas, Juan Manuel; Arroyo Balaguer, Marino (2016-08)
Article
Accés obertWe revisit the derivation of the microscopic stress, linking the statistical mechanics of particle systems and continuum mechanics. The starting point in our geometric derivation is the Doyle-Ericksen formula, which states ... -
High-order maximum-entropy collocation methods
Greco, Francesco; Arroyo Balaguer, Marino (2020-08-01)
Article
Accés obertThis paper considers the approximation of partial differential equations with a point collocation framework based on high-order local maximum-entropy schemes (HOLMES). In this approach, smooth basis functions are computed ... -
hiperlife
Santos Oliván, Daniel; Torres Sánchez, Alejandro; Vilanova Caicoya, Guillermo; Bayat, Mohammad Reza; Font i Reverter, Jordi; Mirza, Waleed Ahmad; Arroyo Balaguer, Marino (Universitat Politècnica de Catalunya, 2021-06-17)
Programari / Conjunt de dades
Accés obert