Search Results - "LOPEZ HERRERA, M"

The onset of electrospray: the universal scaling laws of the first ejection by Gañán-Calvo, A. M., López-Herrera, J. M., Rebollo-Muñoz, N., Montanero, J. M.

“…The disintegration of liquid drops with low electrical conductivity and subject to an electric field is investigated both theoretically and experimentally…”
Get full text

Absolute and convective instability of a charged viscoelastic liquid jet by Li, Fang, Gañán-Calvo, Alfonso M., López-Herrera, José M., Yin, Xie-Yuan, Yin, Xie-Zhen

“…► Spatiotemporal stability analysis of an electrified viscoelastic liquid jet is made. ► The general parametrical space to describe the problem is established…”
Get full text

On the validity and applicability of the one-dimensional approximation in cone-jet electrospray by López-Herrera, J.M., Herrada, M.A., Montanero, J.M., Rebollo-Muñoz, Noelia, Gañán-Calvo, A.M.

“…The validity of the one-dimensional (1D) (slenderness) approximation to describing the cone-jet mode of electrospraying is examined by comparing its results…”
Get full text

An experimental study of the electrospraying of water in air at atmospheric pressure by López-Herrera, J.M, Barrero, A, Boucard, A, Loscertales, I.G, Márquez, M

“…Water solutions with electrical conductivities ranging from that of the deionized water up to 2 S/m have been electrosprayed in air through narrow silica…”
Get full text

Numerical simulation of electrospray in the cone-jet mode by Herrada, M A, López-Herrera, J M, Gañán-Calvo, A M, Vega, E J, Montanero, J M, Popinet, S

“…We present a robust and computationally efficient numerical scheme for simulating steady electrohydrodynamic atomization processes (electrospray). The main…”
Get full text

A charge-conservative approach for simulating electrohydrodynamic two-phase flows using volume-of-fluid by López-Herrera, J.M., Popinet, S., Herrada, M.A.

“…In the present study we propose a charge-conservative scheme to solve two-phase electrohydrodynamic (EHD) problems using the volume-of-fluid (VOF) method. EHD…”
Get full text

Experimental analysis of the evolution of an electrified drop following high voltage switching by Acero, A.J., Ferrera, C., Montanero, J.M., Herrada, M.A., López-Herrera, J.M.

“…We report experimental results on the electrohydrodynamic behavior of drops following high voltage switching. A pendant drop was placed between two parallel…”
Get full text

Steady cone-jet electrosprays in liquid insulator baths by Barrero, A., López-Herrera, J.M., Boucard, A., Loscertales, I.G., Márquez, M.

“…This study shows that conducting liquids can be electrosprayed in steady cone-jet mode inside liquid insulator baths. Experimental results show that the…”
Get full text

Self‐Efficacy and Academic Performance in Colombian Dental Students by Mafla, Ana C., Divaris, Kimon, Herrera‐López, Harvey M., Heft, Marc W.

“…Favorable self‐efficacy beliefs have been theorized to predict better academic performance, but this association has been untested in dental education. To…”
Get full text

Review on the physics of electrospray: From electrokinetics to the operating conditions of single and coaxial Taylor cone-jets, and AC electrospray by Gañán-Calvo, Alfonso M., López-Herrera, José M., Herrada, Miguel A., Ramos, Antonio, Montanero, José M.

“…In this work, we review the physics of the liquid ejection by the application of electric fields, paying special attention to the steady cone-jet mode of…”
Get full text

Psychometric approach of the revised illness perception questionnaire for oral health (IPQ‐R‐OH) in patients with periodontal disease by Mafla, Ana C., Herrera‐López, Harvey M., Villalobos‐Galvis, Fredy H.

“…Background The purpose of this study was to evaluate the psychometric properties of the validated Spanish version of the Illness Perception Questionnaire…”
Get full text

Smartphones addiction associated with academic achievement among dental students: A cross‐sectional study by Mafla, Ana C., Herrera‐López, Harvey M., Eraso, Thanya Fernanda, Melo, Marilyn Alexandra, Muñoz, Natalia, Schwendicke, Falk

“…Purpose The study sought to examine the association between dental students’ smartphone addiction and academic achievement. Methods Study participants were 374…”
Get full text

Instrument Detection and Descriptive Gesture Segmentation on a Robotic Surgical Maneuvers Dataset by Rivas-Blanco, Irene, López-Casado, Carmen, Herrera-López, Juan M, Cabrera-Villa, José, Pérez-del-Pulgar, Carlos J

“…Large datasets play a crucial role in the progression of surgical robotics, facilitating advancements in the fields of surgical task recognition and…”
Get full text

Nuclear track detector response to energetic heavy ions: study case by Pereyra, P., López Herrera, M. E., Palacios, D., Viloria, T., Vadillo, E., Pérez, B., Sajo-Bohus, L.

“…Nuclear track methodology (NTM), is employed to analyze PADC detectors response to different energetic ion beams. Due to the passive device linearity response…”
Get full text

The Natural Breakup Length of a Steady Capillary Jet: Application to Serial Femtosecond Crystallography by Gañán-Calvo, Alfonso M., Chapman, Henry N., Heymann, Michael, Wiedorn, Max O., Knoska, Juraj, Gañán-Riesco, Braulio, López-Herrera, José M., Cruz-Mazo, Francisco, Herrada, Miguel A., Montanero, José M., Bajt, Saša

“…One of the most successful ways to introduce samples in Serial Femtosecond Crystallography has been the use of microscopic capillary liquid jets produced by…”
Get full text

An adaptive solver for viscoelastic incompressible two-phase problems applied to the study of the splashing of weakly viscoelastic droplets by López-Herrera, J.M., Popinet, S., Castrejón-Pita, A.A.

“…•A VoF-time-splitting technique is described and released (http://www.basilisk.fr).•The splashing of viscoelastic droplets on solid and liquid substrates is…”
Get full text

Effect of a Surrounding Liquid Environment on the Electrical Disruption of Pendant Droplets by Mohamed, A. Said, Lopez-Herrera, Jose M, Herrada, Miguel A, Modesto-Lopez, Luis B, Gañán-Calvo, Alfonso M

“…The effect of a surrounding, dielectric, liquid environment on the dynamics of a suddenly electrified liquid drop is investigated both numerically and…”
Get full text

ONE-DIMENSIONAL SIMULATION OF THE BREAKUP OF CAPILLARY JETS OF CONDUCTING LIQUIDS. APPLICATION TO E.H.D. SPRAYING by Lopez-Herrera, Jose M, Gañán-Calvo, Alfonso M, Perez-Saborid, Miguel

“…Nonlinear breakup of charged liquid jets is numerically analyzed in this work in the limit of a very small electrical Strouhal number T e/ T b≪1 (i.e…”
Get full text

Indoor radon measurements in six Latin American countries by P. Peña, N. Segovia, I. Cabrera, M. Navarrete, T. Martínez, J. I. Golzarri, G. Espinosa, R. Vasquez, V. Moreno, C. Rodríguez, R. Aparecido, A. M. Osorio, S. R. Paulo, P. J. Iunes, J. C. Hadler, R. S. Neman, A. A. Oliveira, M. I. Arnaud, F. O. López, A. Canoba, E. Taméz, P. Pereyra, M. E. López-Herrera, L. Sajo-Bohus

“…Most of the natural radiation dose to man comes from radon gas and its progeny. Several countries have established national institutions and national programs…”
Get full text

Steady high viscosity liquid micro-jet production and fiber spinning using co-flowing gas conformation by GANAN-CALVO, A. M, PEREZ-SABORID, M, LOPEZ-HERRERA, J. M, GORDILLO, J. M

Get full text