Alba Fernández, Jesús; Ramis Soriano, Jaime; Lorenzana Lorenzana, Mª Teresa; Rey Tormos, Romina María del(Elsevier, 2008)
[ES] Los materiales absorbentes acústicos son cada vez más importantes en diferentes ámbitos: acústica en la construcción, automoción, aire acondicionado, etc. Existen diferentes modelos para predecir el comportamiento ...
Simultaneous self-collimation of sound beams with different frequencies, corresponding to fundamental wave and to its second harmonic, is proposed theoretically and demonstrated experimentally. The result is obtained when ...
Arenas, Jorge P.; Rey Tormos, Romina María del; Alba, Jesus; Oltra, Roberto(MDPI AG, 2020-07)
[EN] Research on sound-absorbing materials made of natural fibers is an emerging area in sustainable materials. In this communication, the use of raw esparto grass as an environmentally friendly sound-absorbing material ...