Altino, Heitor; Ferreira, Maria do Carmo(Editorial Universitat Politècnica de València, 2018-09-07)
[EN] Structural properties of packed-beds of non-spherical biological materials were investigated. The particles tested were oats, lentil, barley and soy, with sphericity ranging from 0.4 to 0.8. Porous alumina particles ...
Weiss, Dar; Cavinato, Cristina; Gray, Authia; Ramachandra, Abhay B.; Avril, Stephane; Humphrey, Jay D.; Latorre, Marcos(American Association for the Advancement of Science, 2020-12-04)
[EN] Arterial tortuosity manifests in many conditions, including hypertension, genetic mutations predisposing to thoracic aortopathy, and vascular aging. Despite evidence that tortuosity disrupts efficient blood flow and ...
[EN] We present the conditions to observe perfect sound absorption by rigidly-backed layers of rigid-frame highporous materials. We theoretically analyze different configurations of increasing complexity: a single layer ...