Romero García, Vicente; Sánchez Pérez, Juan Vicente; García-Raffi, L. M.; Herrero Durá, Juan Manuel; García Nieto, Susana; Blasco Ferragud, Francesc Xavier(American Institute of Physics (AIP), 2008)
An improvement in the attenuation capabilities of acoustic metamaterials by means of the creation of defects is considered here as a multiobjective optimization problem. From this point of view, it is possible to define ...
Romero García, Vicente; Sánchez Pérez, Juan Vicente; García Raffi, Luis Miguel; Herrero Durá, Juan Manuel; García Nieto, Susana; Blasco, Xavier(Acoustical Society of America, 2009)
An exhaustive study has been made into the potential improvement in attenuation and focusing of phononic crystal arrays resulting from the deliberate creation of vacancies. Use is made of a stochastic search algorithm based ...