Search Results - "Bona, Carles"

A Simflowny-based high-performance 3D code for the generalized induction equation by Viganò, Daniele, Martínez-Gómez, David, Pons, José A., Palenzuela, Carlos, Carrasco, Federico, Miñano, Borja, Arbona, Antoni, Bona, Carles, Massó, Joan

“…In the interior of neutron stars, the induction equation regulates the long-term evolution of the magnetic fields by means of resistivity, Hall dynamics and…”
Get full text

The role of the ergosphere in the Blandford-Znajek process by Ruiz, Milton, Palenzuela, Carlos, Galeazzi, Filippo, Bona, Carles

“…The Blandford-Znajek process, one of the most promising models for powering relativistic jets from black holes, was initially introduced as a mechanism in…”
Get full text

FDA's nozzle numerical simulation challenge: non-Newtonian fluid effects and blood damage by Trias, Miquel, Arbona, Antonio, Massó, Joan, Miñano, Borja, Bona, Carles

“…Data from FDA's nozzle challenge-a study to assess the suitability of simulating fluid flow in an idealized medical device-is used to validate the simulations…”
Get full text

Modelling the effect of a functional endothelium on the development of in-stent restenosis by Tahir, Hannan, Bona-Casas, Carles, Hoekstra, Alfons G

“…Treatment of stenosed coronary arteries by balloon angioplasty and stenting results in arterial injury including severe damage to the endothelium at the site…”
Get full text

A hybrid variational-collocation immersed method for fluid-structure interaction using unstructured T-splines by Casquero, Hugo, Liu, Lei, Bona-Casas, Carles, Zhang, Yongjie, Gomez, Hector

“…Summary We present a hybrid variational‐collocation, immersed, and fully‐implicit formulation for fluid‐structure interaction (FSI) using unstructured…”
Get full text

Conformal and covariant formulation of the Z4 system with constraint-violation damping by Alic, Daniela, Bona-Casas, Carles, Bona, Carles, Rezzolla, Luciano, Palenzuela, Carlos

“…We present a new formulation of the Einstein equations based on a conformal and traceless decomposition of the covariant form of the Z4 system. This…”
Get full text

From histology and imaging data to models for in-stent restenosis by Amatruda, Claudia M, Bona Casas, Carles, Keller, Brandis K, Tahir, Hannan, Dubini, Gabriele, Hoekstra, Alfons, Hose, D Rodney, Lawford, Patricia, Migliavacca, Francesco, Narracott, Andrew J, Gunn, Julian

“…The implantation of stents has been used to treat coronary artery stenosis for several decades. Although stenting is successful in restoring the vessel lumen…”
Get full text

The role of the ergosphere in the Blandford-Znajek process: The role of the ergosphere in the BZ process by Ruiz, Milton, Palenzuela, Carlos, Galeazzi, Filippo, Bona, Carles

Get full text

A Simflowny-based finite-difference code for high-performance computing in Relativity by Palenzuela, Carlos, Miñano, Borja, Viganò, Daniele, Arbona, Antoni, Bona-Casas, Carles, Rigo, Andreu, Bezares, Miguel, Bona, Carles, Massó, Joan

“…The tremendous challenge of comparing our theoretical models with the gravitational-wave observations in the new era of multimessenger astronomy requires…”
Get full text

The horizon problem as a clue: a smooth big bang? by Bona, Carles

“…The necessary and sufficient condition for the absence of particle horizons in a big bang Friedmann-Robertson-Walker universe is provided. It happens to be a…”
Get full text

A NURBS-based immersed methodology for fluid–structure interaction by Casquero, Hugo, Bona-Casas, Carles, Gomez, Hector

“…We introduce an isogeometric, immersed, and fully-implicit formulation for fluid–structure interaction (FSI). The method focuses on viscous incompressible…”
Get full text

Non-body-fitted fluid–structure interaction: Divergence-conforming B-splines, fully-implicit dynamics, and variational formulation by Casquero, Hugo, Zhang, Yongjie Jessica, Bona-Casas, Carles, Dalcin, Lisandro, Gomez, Hector

“…Immersed boundary (IB) methods deal with incompressible visco-elastic solids interacting with incompressible viscous fluids. A long-standing issue of IB…”
Get full text

New formalism for numerical relativity by Bona, C, Massó, J, Seidel, E, Stela, J

Get full text

NURBS-based numerical proxies for red blood cells and circulating tumor cells in microscale blood flow by Casquero, Hugo, Bona-Casas, Carles, Gomez, Hector

“…We explore the use of NURBS-based immersed fluid–structure interaction algorithms to model the dynamics and rheology of red blood cells (RBCs) and nucleated…”
Get full text

Towards a gauge-polyvalent numerical relativity code by Alic, Daniela, Bona, Carles, Bona-Casas, Carles

Get full text

Towards a gauge-polyvalent Numerical Relativity code by Alic, Daniela, Bona, Carles, Bona-Casas, Carles

“…Phys.Rev.D79:044026,2009 The gauge polyvalence of a new numerical code is tested, both in harmonic-coordinate simulations (gauge-waves testbed) and in…”
Get full text

The divergence-conforming immersed boundary method: Application to vesicle and capsule dynamics by Casquero, Hugo, Bona-Casas, Carles, Toshniwal, Deepesh, Hughes, Thomas J.R., Gomez, Hector, Zhang, Yongjie Jessica

“…•The DCIB method is extended to FSI problems involving closed co-dimension one solids.•The DCIB method leads to volume changes orders of magnitude lower than…”
Get full text

Kaluza-Klein Cosmology: the bulk metric by Bona, Carles, Bezares, Miguel

“…Phys. Rev. D 100, 043509 (2019) The Cosmological Principle is applied to a five-dimensional vacuum manifold. The general (non-trivial) solution is explicitly…”
Get full text

FDA's Nozzle Numerical Simulation Challenge: Non-Newtonian Fluid Effects and Blood Damage: e92638 by Trias, Miquel, Arbona, Antonio, Masso, Joan, Minano, Borja, Bona, Carles

“…Data from FDA's nozzle challenge-a study to assess the suitability of simulating fluid flow in an idealized medical device-is used to validate the simulations…”
Get full text

A new dissipation term for finite-difference simulations in Relativity by Alic, Daniela, Bona, Carles, Bona-Casas, Carles

“…We present a new numerical dissipation algorithm, which can be efficiently used in combination with centered finite-difference methods. We start from a…”
Get full text