[EN] The effects produced by high-intensity ultrasound application during the acid pretreatment of biomass can enhance its later conversion into bioethanol. Therefore, it is interesting to evaluate how residues,such as ...
Camarena Femenia, Francisco; Adrián Martínez, Silvia; Jimenez, Noe; Sánchez Morcillo, Víctor José(Acoustical Society of America, 2013-08)
The phenomenon of the displacement of the position along the axis of the pressure, intensity, and radiation force maxima of focused acoustic beams under increasing driving voltages (nonlinear focal shift) is studied for ...
Andrés, Diana; Vappou, Jonathan; Jimenez, Noe; Camarena Femenia, Francisco(American Institute of Physics, 2022-02-21)
[EN] Holograms can shape wavefronts to produce arbitrary acoustic images. In this work, we experimentally demonstrate how acoustic holograms can produce controlled thermal patterns in absorbing media at ultrasonic frequencies. ...