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Listar Artículos (Electrónica y Electromagnetismo) por autor "Castellanos Mata, Antonio"
Mostrando ítems 1-20 de 33
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Artículo
Aggregation and sedimentation in gas-fluidized beds of cohesive powders
Castellanos Mata, Antonio; Valverde Millán, José Manuel; Sánchez Quintanilla, Miguel Angel (American Physical Society, 2001)We present measurements on the settling velocity of gas-fluidized beds of fine cohesive powders. In the solidlike regime ...
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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)This paper describes an apparatus based on a novel use of a powder bed, whereby the relationship between consolidation ...
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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)We have investigated the onset of avalanches in fine, cohesive granular materials. In our experiments shear stress is ...
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Cohesion and Internal Friction of Fine Glass Beads as Affected by Small Intensity Vertical Vibration
Castellanos Mata, Antonio; Soria del Hoyo, Carlos; Valverde Millán, José Manuel; Sánchez Quintanilla, Miguel Angel (2009)We have used a novel centrifuge powder tester to obtain the angle of internal friction and cohesion of fine glass beads ...
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Correlation between bulk stresses and interparticle contact forces in fine powders
Sánchez Quintanilla, Miguel Angel; Castellanos Mata, Antonio; Valverde Millán, José Manuel (American Physical Society, 2001)We present measurements of the tensile strength as a function of the consolidation stress for a set of fine cohesive powders ...
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Dynamics of EHD Laminar Plumes: scaling analysis and integral model
Vázquez González, Pedro Ángel; Pérez Izquierdo, Alberto Tomás; Castellanos Mata, Antonio; Atten, Piere (AIP Publishing, 2000)In this paper electrohydrodynamic (EHD) plumes are examined in the region far from the injecting electrode and the collector ...
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Effect of compaction history on the fluidization behavior of fine cohesive powders
Valverde Millán, José Manuel; Castellanos Mata, Antonio (American Physical Society, 2006)Fine particles agglomerate in the fluidized state due to the strength of interparticle attractive forces as compared to ...
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Effect of particle size and interparticle force on the fluidization behavior of gas-fluidized beds
Valverde Millán, José Manuel; Castellanos Mata, Antonio; Mills, Pierre; Sánchez Quintanilla, Miguel Angel (American Physical Society, 2003)Gas-fluidized powders of fine particles display a fluidlike regime in which the bed does not have a yield strength, it ...
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Effect of vibration on the stability of a gas-fluidized bed of fine powder
Valverde Millán, José Manuel; Castellanos Mata, Antonio; Sánchez Quintanilla, Miguel Angel (American Physical Society, 2001)We have investigated the effect of vibrations on the stability of gas-fluidized beds of fine powders (particle size ~10 ...
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Electric charge limits on settled powders
Pérez Vaquero, Javier; Sánchez Quintanilla, Miguel Angel; Castellanos Mata, Antonio (AIP Publishing, 2016)In flows of dry particulate systems, electric charge is generated on particle surfaces by their collision with walls and ...
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Electromechanics of fluidized beds of nanoparticles
Espín Milla, Manuel Jesús; Valverde Millán, José Manuel; Sánchez Quintanilla, Miguel Angel; Castellanos Mata, Antonio (American Physical Society, 2009)The electromechanical behavior of a gas-fluidized bed of insulating silica nanoparticles is investigated. When fluidized ...
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Fine cohesive powders in rotating drums: Transition from rigid-plastic flow to gas-fluidized regime
Castellanos Mata, Antonio; Valverde Millán, José Manuel; Sánchez Quintanilla, Miguel Angel (American Physical Society, 2002)We investigate the dynamics of fine cohesive powders inside rotating drums. We show that these powders may be fluidized ...
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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)Granular materials exhibit several regimes of behavior: plastic, inertial, fluidized, and entrained flow, but not all ...
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Fluid to solid transition in magnetofluidized beds of fine powders
Valverde Millán, José Manuel; Espín Milla, Manuel Jesús; Sánchez Quintanilla, Miguel Angel; Castellanos Mata, Antonio (AIP Publishing, 2010)Experimental observations on the fluid to solid transition in beds of magnetized fine particles fluidized by gas are ...
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Granular avalanches: Deterministic, correlated and decorrelated dynamics
Sánchez Quintanilla, Miguel Angel; Castellanos Mata, Antonio; Valverde Millán, José Manuel (IOP Publishing Ltd., 2004-12-15)A statistical analysis of granular avalanches in a half-filled and slowly rotated drum is presented. For large-sized grains ...
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High viscosity gas fluidization of fine particles: An extended window of quasihomogeneous flow
Valverde Millán, José Manuel; Castellanos Mata, Antonio (American Physical Society, 2006)We explore the role of gas viscosity in the behavior of gas-fluidized beds of fine powders by means of experimental ...
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Jamming Threshold of Dry Fine Powders
Valverde Millán, José Manuel; Sánchez Quintanilla, Miguel Angel; Castellanos Mata, Antonio (American Physical Society, 2004)We report a novel experimental study on the jamming transition of dry fine powders with controlled attractive energy and ...
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Looking for Self-Organized Critical Behavior in Avalanches of Slightly Cohesive Powders
Sánchez Quintanilla, Miguel Angel; Valverde Millán, José Manuel; Castellanos Mata, Antonio; Viturro, R. Enrique (American Physical Society, 2001)We report results from a statistical analysis of avalanches of cohesive powders in a slowly rotated drum. Interparticle ...
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Magnetic field induced inversion in the effect of particle size on powder cohesiveness
Espín Milla, Manuel Jesús; Valverde Millán, José Manuel; Sánchez Quintanilla, Miguel Angel; Castellanos Mata, Antonio (AIP Publishing, 2010-07)Experimental measurements are reported on the tensile yield stress of magnetofluidized beds of fine magnetic powders ...
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Magnetofluidization of fine magnetite powder
Valverde Millán, José Manuel; Espín Milla, Manuel Jesús; Sánchez Quintanilla, Miguel Angel; Castellanos Mata, Antonio (American Physical Society, 2009)The behavior of a fluidized bed of fine magnetite particles as affected by a cross-flow magnetic field is investigated. A ...