Data

NameRamos Reyes, Antonio
DepartmentElectrónica y Electromagnetismo
Knowledge areaElectromagnetismo
Professional categoryCatedrático de Universidad
E-mailRequest
           

  Statistics

  • Items

    26

  • Visits

    2433

  • Downloads

    2760

  Publications

 

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Continuous particle separation in microfluidics: Deterministic lateral displacement assisted by electric fields

García Sánchez, Pablo; Ramos Reyes, Antonio (Multidisciplinary Digital Publishing Institute (MDPI), 2021-01-01)
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Stationary electro-osmotic flow driven by AC fields around charged dielectric spheres

Fernández Mateo, Raúl; García Sánchez, Pablo; Calero Martín, Víctor; Morgan, Hywel; Ramos Reyes, Antonio (Cambridge University Press, 2021-01-01)
We experimentally demonstrate quadrupolar electro-osmotic flows around charged dielectric microspheres immersed in an ...
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Short communication: A simple and accurate method of measuring the zeta-potential of microfluidic channels

Fernández Mateo, Raúl; García Sánchez, Pablo; Calero Martín, Víctor; Ramos Reyes, Antonio; Morgan, Hywel (Wiley-Blackwell, 2021-01-01)
We describe an improved method for determining the electroosmotic mobility and zeta potential of surfaces based on a ...
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Concentration-polarization electroosmosis near insulating constrictions within microfluidic channels

Fernández Mateo, Raúl; Calero Martín, Víctor; Morgan, Hywel; Ramos Reyes, Antonio; García Sánchez, Pablo (American Chemical Society, 2021-01-01)
Electric fields are commonly used to trap and separate micro- and nanoparticles near channel constrictions in microfluidic ...
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Stationary Electro-osmotic Flow Driven by ac Fields around Insulators

Calero, Víctor; Fernández Mateo, Raúl; Morgan, Hywel; García Sánchez, Pablo; Ramos Reyes, Antonio (American Physical Society, 2021-01-01)
Electric fields are commonly used for manipulating particles and liquids in microfluidic systems. In this work, we report ...
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Dipolophoresis and Travelling-Wave Dipolophoresis of Metal Microparticles

Flores Mena, Jose Eladio; García Sánchez, Pablo; Ramos Reyes, Antonio (MDPI, 2020-01-01)
We study theoretically and numerically the electrokinetic behavior of metal microparticles immersed in aqueous electrolytes. ...
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Dielectrophoretic Force Equilibrium of Complex Particles

Elkeles, T.; García Sánchez, Pablo; Yue, W.; Ramos Reyes, Antonio; Yossifon, G. (American Physical Society, 2020-01-01)
In contrast to the commonly used spherical Janus particles, here we use engineered Janus particles that are fabricated by ...
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Modeling the AC Electrokinetic Behavior of Semiconducting Spheres

García Sánchez, Pablo; Flores Mena, Jose Eladio; Ramos Reyes, Antonio (MDPI, 2019-01-01)
We study theoretically the dielectrophoresis and electrorotation of a semiconducting microsphere immersed in an aqueous ...
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Electrorotation of semiconducting microspheres

Rodríguez Sánchez, Laida; Ramos Reyes, Antonio; García Sánchez, Pablo (American Physical Society, 2019-01-01)
We study experimentally the electrorotation (ROT) of semiconducting microspheres. ZnO microspheres obtained by a hydrothermal ...
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Editorial for the Special Issue on AC Electrokinetics in Microfluidic Devices

Ramos Reyes, Antonio; García Sánchez, Pablo (MDPI, 2019-01-01)
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Controllable production of Janus ligaments by AC fields in a flow‑focusing junction

Castro Hernández, Elena De; García Sánchez, Pablo; León Rodríguez, Marta; Fernández Rivas, David; Ramos Reyes, Antonio (Springer, 2019-01-01)
We report the production of bicomponent Janus filaments of miscible aqueous fluids in a microfluidic electro-flow-focusing device ...
Presentation
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Antonio Castellanos: a great scientist and a great man

Pontiga Romero, Francisco de Paula; Ramos Reyes, Antonio; Grekova, Elena F. (Universidad de Sevilla, 2018-01-01)
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Droplet group production in an AC electro- flow focusing microdevice

Castro Hernández, Elena De; García Sánchez, Pablo; Velencoso Gómez, Alfonso; Silas Jurado, Antonio; Fernández Rivas, David; Ramos Reyes, Antonio (Springer, 2017-09-01)
We report the production of droplet groups with a controlled number of drops in a microfluidic electro-flow focusing device ...
PhD Thesis
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Manipulación eléctrica de micropartículas y nanopartículas metálicas inmersas en soluciones electrolíticas

Ramos Reyes, Antonio; García Sánchez, Pablo; Arcenegui Troya, Juan Jesús (2016-04-29)
En el presente documento se muestran los resultados obtenidos a lo largo de cuatro años de trabajo en una línea de ...
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AC electrified jets in a flow-focusing device: Jet length scaling

Castro Hernández, Elena De; García Sánchez, Pablo; Alzaga Gimeno, Javier; Tan, Say Hwa; Baret, Jean Christophe; Ramos Reyes, Antonio (AIP Publishing, 2016-01-01)
We use a microfluidic flow-focusing device with integrated electrodes for controlling the production of water-in-oil drops. ...
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Breakup length of AC electrified jets in a microfluidic flow‑focusing junction

Castro Hernández, Elena De; García Sánchez, Pablo; Tan, Say Hwa; Gañán-Calvo, Alfonso M.; Baret, Jean-Christophe; Ramos Reyes, Antonio (Springer, 2015-06-01)
Electroactuation of liquid-liquid interfaces offers promising methods to actively modulate droplet formation in droplet-based ...
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Numerical study of dc-biased ac-electrokinetic flow over symmetrical electrodes

Yang Ng, Wee; Ramos Reyes, Antonio; Cheong Lam, Yee; Rodríguez Fernández, Isabel (AIP Publishing, 2012-01-01)
This paper presents a numerical study of DC-biased AC-electrokinetic (DC-biased ACEK) flow over a pair of symmetrical ...
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Microwave-induced water flow in a microchannel built on a coplanar waveguide

Khayari, A.; Medrano, M.; Verlage, E.; Velázquez Ahumada, María del Castillo; Freire Rosales, Manuel José; Ramos Reyes, Antonio (AIP Publishing, 2011-01-01)
We present experimental and numerical investigations of water flow in a microsystem induced by microwave electric fields. ...
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Experiments on pumping of liquids using arrays of microelectrodes subjected to travelling wave potentials

García Sánchez, Pablo; Ramos Reyes, Antonio; Green, Nicolas G.; Morgan, Hywel (IOP Publishing Ltd., 2008-01-01)
Net fluid flow of electrolytes driven on an array of microelectrodes subjected to a travelling-wave potential is presented. ...
PhD Thesis
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Flujos de electrolitos generados por microelectrodos sometidos a una onda de potencial viajera (Travelling-wave electrokinetic micropumps)

Ramos Reyes, Antonio; García Sánchez, Pablo (2008-01-01)
La presente tesis doctoral trata sobre el uso de hileras de electrodos (electrode arrays) para el bombeo de electrolitos ...
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Pumping of liquids with traveling-wave electroosmosis

Ramos Reyes, Antonio; Morgan, Hywel; Green, Nicolas G.; González, A.; Castellanos Mata, Antonio (AIP Publishing, 2005-01-01)
Net flow of electrolyte induced by a traveling-wave electric potential applied to an array of microelectrodes is reported. ...
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Avalanches in fine, cohesive powders

Valverde Millán, José Manuel; Castellanos Mata, Antonio; Ramos Reyes, Antonio; Watson, P. Keith (American Physical Society, 2000-01-01)
We have investigated the onset of avalanches in fine, cohesive granular materials. In our experiments shear stress is ...
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An automated apparatus for measuring the tensile strength and compressibility of fine cohesive powders

Valverde Millán, José Manuel; Castellanos Mata, Antonio; Ramos Reyes, Antonio; Pérez Izquierdo, Alberto Tomás; Morgan, Michael A.; Watson, P. Keith (American Institute of Physics, 2000-01-01)
This paper describes an apparatus based on a novel use of a powder bed, whereby the relationship between consolidation ...
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Flow Regimes in Fine Cohesive Powders

Castellanos Mata, Antonio; Valverde Millán, José Manuel; Pérez Izquierdo, Alberto Tomás; Ramos Reyes, Antonio; Watson, P. Keith (American Physical Society, 1999-01-01)
Granular materials exhibit several regimes of behavior: plastic, inertial, fluidized, and entrained flow, but not all ...
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The charged bouncing ball: An experimental model for period-doubling bifurcation

Soria del Hoyo, Carlos; Ramos Reyes, Antonio; Pérez Izquierdo, Alberto Tomás (IOP Publishing Ltd., 1997-03-10)
This paper presents an experimental and theoretical study of the dynamics of a conducting ball in a poorly conducting ...
PhD Thesis