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Publications



- C. Barraud and R. H. Hernandez, Vortex shedding from a square cylinder interacting with an undular bore wave train, Phys. Fluids, 36, 043620, https://doi.org/10.1063/5.0200454 (2024)

N. Gutierrez, N. Mancilla, J. J. Cruz, P. Rivera, F. Escudero, J. C. Elicer,
R. H. Hernandez, R. Demarco, A. Fuentes, Spatially and temporally resolved measurements of soot propensity, temperature, radiation, and cold flow velocity of laminar ethylene non-premixed flames under acoustic forced injection, Fuel, 371, Part B, 131957, https://doi.org/10.1016/j.fuel.2024.131957 (2024).

R.H. Hernandez and M. Vial, Heat transfer measurements in an inclined low aspect ratio Rayleigh-Benard convection cell under feedback control.  Int. J. of Thermal Sciences, 194,108518, https://doi.org/10.1016/j.ijthermalsci.2023.108518 (2023)

R.H. Hernandez, Experimental study of coherent wall-pressure fluctuations associated with the turbulent near wake of a cylinder. Phys. Fluids, 34, 105116, https://doi.org/10.1063/5.0098606  (2022)

R.H. Hernandez, Dynamics of concentrated suspensions in two-dimensional channel flow for non-Newtonian slurries. Int. J. of Multiphase Flow 139, 103616, https://doi.org/10.1016/j.ijmultiphaseflow.2021 103616 (2021). 


C. Barraud and R. H. Hernandez, Dynamic and kinematic characterization of the impulsive wavemaker system in a numerical wave tank. AIP Advances 10, 115306, http://doi.org/10.1063/ 5.0017376 (2020) 


R.H. Hernandez and L. Tapia, Vortex dynamics and scalar transport in the the wake of a flat-plate controlled by a vibrating trailing-edge flap. Int. J. Heat and Fluid Flow,  https://doi.org/10.1016/j.ijheatfluidflow.2019.108526 (2019).

M.Vial and R.H. Hernandez, Feedback control and heat transfer measurements in a Rayleigh-Benard convection cell. Phys. Fluids, 29, 074103 doi: http://dx.doi.org/10.1063/1.4991909  (2017)

R.H. Hernandez and T. Reyes, Symmetrical collision of multiple vortex rings, Physics of Fluids 29, 103604 doi: http://dx.doi.org/10.1063/1.5004587 (2017)

R. Hendricks Sturrup. Scilight Physics of Fluids. A method to control and analyze vortex ring collisions in the laminar regime, http://scitation.aip.org/content/aip/journal/sci/2017/16/10.1063/1.5006639, doi: 10.1063/1.5006639 (2017).

R.H. Hernandez and G. Rodriguez,  Passive scalar transport mediated by laminar vortex rings,  Fluid Dyn. Res. 49 (2), 025514, https://doi.org/10.1088/1873-7005/aa5b59 (2016)


+ R. H. Hernandez, Natural convection in thermal plumes emerging from a single heat source. Int. Journal of Thermal Sciences, 98, 81-89, (2015)
+ R. H. Hernandez, A. Vial and C. Barraud, Motion of a free cylinder inside a rotating water-filled drum. Phys Fluids, 27, 083602 (2015).
+ R. H. Hernandez and E. Monsalve, Experimental observation of the collision of three vortex rings. Fluid Dyn. Res. 47, 035513, doi:10.1088/0169-5983/47/3/035513 (2015).
+ R. H.Hernandez Sound scattering by localized vortices in the wake of a flat plate. Europhysics Letters, 97, doi:10.1 209/0295-5075/97/24002 (2012).
+ R. H. Hernandez and R. H. Fuentes, Solids transport of non-Newtonian slurries in laminar open channel flow,15th International Seminar on Paste and Thickening Tailings, Paste 2012.
+ G. Arevalo and R. H. Hernandez, PIV measurements of vortex rings head-on collision with a heated vertical plate, Physics of Fluids, 22, doi:10.1063/1.3410800. (2010).
+ R. H. Hernandez and M. Leon, Scattering of sound waves by the wake flow of a flat plate, Europhysics Letters, 90, pp. 24001, (2010).
+ R. H. Hernandez and M. Vial, Frequency response of the wake of flat plate. Europhysics Letters, 81, 64007 (2008).
+ G. Arevalo, R. H. Hernandez and F. Plaza, Heat transfer enhancement by vortex ring head-on collision with a heated plate, Physics of Fluids, 19, pp. 1-9, (2007).
+ L. Bellon, M. Gibert and R. H. Hernandez, Coupling between aging and convective motion in a colloidal glass of Laponite, European Physical Journal B, 55, pp. 101-107, (2007).
+ R. H. Hernandez, B. Cibert and C. Bechet, Experiments with vortex rings, Europhysics Letters , 75, pp. 743-749, (2006).
+ J.C.Elicer-Cortes, A. Navia, M. Pavageau, D. Boyer and R. H. Hernandez, Experimental determination of preferred instability modes in a mechanically excited thermal plume by ultrasound scattering, Experimental Thermal and Fluid Science, 30, pp. 355-365, (2005).
+ J.C.Elicer-Cortes, C. Ruz, R. H. Hernandez, M. Pavageau and D. Boyer, Observation of preferred instability modes in a mechanically excited thermal plume using schlieren visualizations, Int. Comm. Heat and Mass Transfer, 32, pp.360-370, (2005).
+ J.C.Elicer-Cortes, R. Contreras, D. Boyer M. Pavageau and R. H. Hernandez, Temperature spectra from a turbulent thermal plume by ultrasound scattering,  Experimental Thermal and Fluid Science, 28, pp. 803-813 (2003).
+ R. H. Hernandez and A. Pacheco, Numerical simulation and experiments of a control method to suppress the Bénard von Kármán instability. European Physical Journal B, 30, pp. 265-274 (2002).
+ R. H. Hernandez and M. Sanchez, Localized Benard von Karman Vortex Wake Packets. Europhysics Letters, 58 (2) , pp. 222-228 (2002)
+ R. H. Hernandez and C. Baudet, A new perturbation method. Application to the Benard-von Karman instability, Europhysics Letters, 49 (3), pp. 329-335, (2000).
+ R. H. Hernandez, C. Baudet and S. Fauve, Controling the Benard-von Karman instability in the wake of a cylinder by monitoring the pressure at the front stagnation point. European Physical Journal B, 14, pp. 773-781, (2000).
+ R. H. Hernandez and C. Baudet, Ultrasound Scattering by Forced Laminar Wakes, Lecture Notes in Physics, 555, pp.173, (2000). Vortex Structure and Dynamics, A. Maurel and P. Petitjeans (Eds.)
+ R. H. Hernandez, Influence of the Heating Rate on Supercritical Rayleigh-Benard Convection, Int. J. Heat Mass Transfer, 38 (16), pp.3035-3051, (1995).
+ R. H. Hernandez, R. Frederick; Spatial and Thermal features of Three Dimensional Rayleigh Bénard Convection, Int. J. Heat Mass Transfer, 37(3), pp.411-424, (1994).
+ A. F. Ramirez, F. Lund and R. H. Hernandez, Effect of vortex bending in phase transition mediated by vortex rings in three dimensions and the lambda transition in liquid helium. Phys. Rev. B, 47, pp. 5465-5468, (1993).


uch
 Universidad de Chile, Facultad de Ciencias Físicas y Matemáticas
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