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Research Output 1980 2020

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A coarse-grained phase-field crystal model of plastic motion

Salvalaglio, M., Angheluta, L., Huang, Z. F., Voigt, A., Elder, K. R. & Viñals, J., Apr 2020, In : Journal of the Mechanics and Physics of Solids. 137, 103856.

Research output: Contribution to journalArticle

crystal field theory
Elasticity
Burgers vector
plastics
Plastics
1 Citation (Scopus)

A connection between living liquid crystals and electrokinetic phenomena in nematic fluids

Conklin, C., Viñals, J. & Valls, O. T., Jan 1 2018, In : Soft Matter. 14, 22, p. 4641-4648 8 p.

Research output: Contribution to journalArticle

Elastomers
Liquid Crystals
electrokinetics
Point defects
Design of experiments
9 Citations (Scopus)
Extended Systems
probability distribution functions
Probability Distribution Function
Control Parameter
Elimination
21 Citations (Scopus)
Bifurcation
Bifurcation Point
Fluctuations
Transcritical Bifurcation
Pitchfork Bifurcation
55 Citations (Scopus)
Amplitude Equations
Standing Wave
standing waves
Low Frequency
low frequencies
11 Citations (Scopus)
Pitchfork Bifurcation
Delayed Feedback
Stochastic Equations
differential equations
time lag
6 Citations (Scopus)

Anisotropic linear response in block copolymer lamellar phases

Yoo, C. D. & Viñals, J., Jun 12 2012, In : Macromolecules. 45, 11, p. 4848-4856 9 p.

Research output: Contribution to journalArticle

Block copolymers
Hydrodynamics
Wavelength
Defects
Polymer solutions
19 Citations (Scopus)

Bifurcation threshold of the delayed van der Pol oscillator under stochastic modulation

Gaudreault, M., Drolet, F. & Viñals, J., May 29 2012, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 85, 5, 056214.

Research output: Contribution to journalArticle

Van Der Pol Oscillator
Modulation
Bifurcation
oscillators
modulation
11 Citations (Scopus)

Cavity flow induced by a fluctuating acceleration field

Thomson, J. R., Casademunt, J. & Viñals, J., Jan 1 1995, In : Physics of Fluids. 7, 2, p. 292-301 10 p.

Research output: Contribution to journalArticle

cavity flow
cavities
dimensionless numbers
Rayleigh number
Prandtl number
181 Citations (Scopus)

Coarse-grained description of thermo-capillary flow

Jasnow, D. & Viñals, J., Mar 1996, In : Physics of Fluids. 8, 3, p. 660-669 10 p.

Research output: Contribution to journalArticle

capillary flow
Navier-Stokes equation
interfacial tension
binary fluids
fluid flow
6 Citations (Scopus)

Coarsening following a morphological instability in the one-sided model

Viñals, J. & Jasnow, D., Jan 1 1992, In : Physical Review A. 46, 12, p. 7777-7782 6 p.

Research output: Contribution to journalArticle

power spectra
autocorrelation
time dependence
moments
scaling
18 Citations (Scopus)

Coarsening of solid-liquid mixtures in a random acceleration field

Thomson, J. R., Casademunt, J., Drolet, F. & Viñals, J., May 1997, In : Physics of Fluids. 9, 5, p. 1336-1343 8 p.

Research output: Contribution to journalArticle

microgravity
liquids
fluids
incompressible fluids
accelerometers

Coherent structures in convection and parametrically driven surface waves

Vinals, J., Jan 1 1998, In : Annals of the New York Academy of Sciences. 848, p. 121-133 13 p.

Research output: Contribution to journalArticle

Convection
Thermodynamics
Surface waves
Waves
Formalism
9 Citations (Scopus)
random walk
Random walk
Protein Folding
Lattice Model
Model
13 Citations (Scopus)

Correlation times in stochastic equations with delayed feedback and multiplicative noise

Gaudreault, M., Berbert, J. M. & Viñals, J., Jan 11 2011, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 83, 1, 011903.

Research output: Contribution to journalArticle

Delayed Feedback
Multiplicative Noise
Stochastic Equations
Bifurcation
Statistical Independence
4 Citations (Scopus)

Defect dynamics in mesophases

Viñals, J., Apr 1 2009, In : Journal of the Physical Society of Japan. 78, 4, 041011.

Research output: Contribution to journalArticle

fluids
defects
equations of motion
block copolymers
broken symmetry
8 Citations (Scopus)

Dislocation dynamics and crystal plasticity in the phase-field crystal model

Skaugen, A., Angheluta, L. & Viñals, J., Feb 26 2018, In : Physical Review B. 97, 5, 054113.

Research output: Contribution to journalArticle

Dislocations (crystals)
plastic properties
crystal field theory
Plasticity
Crystals
55 Citations (Scopus)

Domain coarsening of stripe patterns close to onset

Boyer, D. & Viñals, J., Nov 1 2001, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 64, 5, 1 p.

Research output: Contribution to journalArticle

Grain Boundary
Coarsening
grain boundaries
Motion
Structure Factor
33 Citations (Scopus)

Dynamic Monte Carlo renormalization-group method

Lacasse, M. D., Viñals, J. & Grant, M., Jan 1 1993, In : Physical Review B. 47, 10, p. 5646-5652 7 p.

Research output: Contribution to journalArticle

Ising model
renormalization group methods
exponents
scaling
estimates
59 Citations (Scopus)

Dynamic scaling and quasiordered states in the two-dimensional Swift-Hohenberg equation

Elder, K. R., Viñals, J. & Grant, M., Jan 1 1992, In : Physical Review A. 46, 12, p. 7618-7629 12 p.

Research output: Contribution to journalArticle

scaling
dynamic characteristics
aspect ratio
exponents
21 Citations (Scopus)

Effect of atomic order on a martensitic transformation

Planes, A., Viñals, J. & Torra, V., Apr 1983, In : Philosophical Magazine A: Physics of Condensed Matter, Structure, Defects and Mechanical Properties. 48, 4, p. 501-508 8 p.

Research output: Contribution to journalArticle

Martensitic transformations
martensitic transformation
Elastic constants
Shape memory effect
Free energy
30 Citations (Scopus)

Effect of elasticity on late stage coarsening

Leo, P. H., Mullins, W. W., Sekerka, R. F. & Viñals, J., Aug 1990, In : Acta Metallurgica Et Materialia. 38, 8, p. 1573-1580 8 p.

Research output: Contribution to journalArticle

Coarsening
Elasticity
Anisotropic media
Binary alloys
Phase transitions
4 Citations (Scopus)

Effects of long-range crystalline order on collective diffusion in binary solids

Rickman, J. M., Viñals, J., Sekerka, R. F. & Mullins, W. W., Jan 1 1992, In : Physical Review B. 45, 14, p. 7750-7761 12 p.

Research output: Contribution to journalArticle

Crystalline materials
interstitials
Crystals
crystals
tracers
1 Citation (Scopus)

Electrokinetic effects in nematic suspensions: Single-particle electro-osmosis and interparticle interactions

Conklin, C., Tovkach, O. M., Viñals, J., Calderer, M. C., Golovaty, D., Lavrentovich, O. D. & Walkington, N. J., Aug 23 2018, In : Physical Review E. 98, 2, 022703.

Research output: Contribution to journalArticle

Electroosmosis
osmosis
electrokinetics
Interaction
interactions
6 Citations (Scopus)

Electrokinetic flows in liquid crystal thin films with fixed anchoring

Conklin, C. & Viñals, J., Jan 1 2017, In : Soft Matter. 13, 4, p. 725-739 15 p.

Research output: Contribution to journalArticle

Liquid Crystals
electrokinetics
liquid crystals
Thin films
Defects
5 Citations (Scopus)

Field-induced columnar structures in a quasi-two-dimensional system of dipolar particles

Yeh, S. S., Hsueh, C., Chen, P. & Viñals, J., Nov 29 2007, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 76, 5, 051407.

Research output: Contribution to journalArticle

Two-dimensional Systems
Spacing
spacing
External Field
Magnetic Field
27 Citations (Scopus)

Fixed points and domain growth for the Potts model

Viñals, J. & Gunton, J. D., Jan 1 1986, In : Physical Review B. 33, 11, p. 7795-7798 4 p.

Research output: Contribution to journalArticle

Potts model
Freezing
freezing
transition points
Temperature
8 Citations (Scopus)

Flow induced by a randomly vibrating boundary

Volfson, D. & Viñals, J., Apr 10 2001, In : Journal of Fluid Mechanics. 432, p. 387-408 22 p.

Research output: Contribution to journalArticle

Vibration
Weightlessness
Cutoff frequency
cut-off
Microgravity
23 Citations (Scopus)

Fluctuations and pattern selection near an Eckhaus instability

Hernández-García, E., Viñals, J., Toral, R. & San Miguel, M., Jan 1 1993, In : Physical Review Letters. 70, 23, p. 3576-3579 4 p.

Research output: Contribution to journalArticle

smear
nonlinearity
scaling
decay
predictions

Fluid flow induced by a random acceleration field

Drolet, F. & Viñals, J., Dec 1 1998, In : Microgravity Science and Technology. 11, 2, p. 64-68 5 p.

Research output: Contribution to journalArticle

Vorticity
vorticity
fluid flow
Fluid Flow
Flow of fluids
6 Citations (Scopus)

Grain boundary dynamics in stripe phases of nonpotential systems

Huang, Z. F. & Viñals, J., May 7 2007, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 75, 5, 056202.

Research output: Contribution to journalArticle

Grain Boundary
grain boundaries
Decay
decay
Nonequilibrium Systems
23 Citations (Scopus)
Grain Boundary
grain boundaries
Swift-Hohenberg Equation
Motion
Coarsening
53 Citations (Scopus)

Grain boundary pinning and glassy dynamics in stripe phases

Boyer, D. & Viñals, J., Apr 1 2002, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 65, 4, p. 046119/1-046119/12 046119.

Research output: Contribution to journalArticle

Grain Boundary
grain boundaries
Defects
defects
Coarsening
1 Citation (Scopus)

Impact of lattice rotation on dislocation motion

Perreault, B., Viñals, J. & Rickman, J. M., Jan 25 2016, In : Physical Review B. 93, 1, 014107.

Research output: Contribution to journalArticle

Defects
Defect density
defects
Burgers vector
Crystal lattices
82 Citations (Scopus)

Interface and contact line motion in a two phase fluid under shear flow

Chen, H. Y., Jasnow, D. & Viñals, J., Aug 21 2000, In : Physical Review Letters. 85, 8, p. 1686-1689 4 p.

Research output: Contribution to journalArticle

shear flow
fluids
slip
configurations
boundary conditions
26 Citations (Scopus)

Kinetics of island growth for a model of H Fe

Viñals, J. & Gunton, J. D., Jul 2 1985, In : Surface Science. 157, 2-3, p. 473-490 18 p.

Research output: Contribution to journalArticle

Kinetics
kinetics
Hamiltonians
Ground state
Monolayers
27 Citations (Scopus)

Lamellae alignment by shear flow in a model of a diblock copolymer

Drolet, F., Chen, P. & Viñals, J., Dec 1 1999, In : Macromolecules. 32, 25, p. 8603-8610 8 p.

Research output: Contribution to journalArticle

Shear flow
Block copolymers
Lamellar structures
Wavelength
27 Citations (Scopus)

Lamellar phase stability in diblock copolymers under oscillatory shear flows

Chen, P. & Viñals, J., May 7 2002, In : Macromolecules. 35, 10, p. 4183-4192 10 p.

Research output: Contribution to journalArticle

Phase stability
Shear flow
Block copolymers
Chemical analysis
Viscosity
9 Citations (Scopus)

Linear bubble model of abnormal grain growth

Mullins, W. W. & Viñals, J., Jun 28 2002, In : Acta Materialia. 50, 11, p. 2945-2954 10 p.

Research output: Contribution to journalArticle

Grain growth
Grain boundaries
Joining
Precipitates
Anisotropy
30 Citations (Scopus)

Liquid crystals with patterned molecular orientation as an electrolytic active medium

Peng, C., Guo, Y., Conklin, C., Viñals, J., Shiyanovskii, S. V., Wei, Q. H. & Lavrentovich, O. D., Nov 3 2015, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 92, 5, 052502.

Research output: Contribution to journalArticle

Liquid Crystal
liquid crystals
Electrolyte
Charge
electrolytes
1 Citation (Scopus)

Measuring the homogeneity of ceramic superconductors by eddy current probing

Jenks, W. G., Bouma, P., Rey, C. M., Testardi, L. R. & Vinals, J., Dec 1 1992, In : Review of Scientific Instruments. 63, 6, p. 3417-3421 5 p.

Research output: Contribution to journalArticle

Ceramic superconductors
Eddy currents
eddy currents
homogeneity
ceramics
5 Citations (Scopus)

Microcalorimetrie et thermogenese: Identification des dispositifs experimentaux permettant de mesurer directement les enthalpies d'exces

Cesari, E., Viñals, J., Torra, V., Ortin, J., Macqueron, J. L., Dubes, J. P., Kechavarz, R. & Tachoire, H., Sep 1 1984, In : Thermochimica Acta. 79, C, p. 23-34 12 p.

Research output: Contribution to journalArticle

120 Citations (Scopus)

Mixing of a two-phase fluid by cavity flow

Chella, R. & Viñals, J., Jan 1 1996, In : Physical Review E - Statistical Physics, Plasmas, Fluids, and Related Interdisciplinary Topics. 53, 4, p. 3832-3840 9 p.

Research output: Contribution to journalArticle

Cavity Flow
cavity flow
Order Parameter
Fluid
fluids
37 Citations (Scopus)

Modelling of dislocation structures in materials

Rickman, J. M. & Viñals, J., May 1997, In : Philosophical Magazine A: Physics of Condensed Matter, Structure, Defects and Mechanical Properties. 75, 5, p. 1251-1262 12 p.

Research output: Contribution to journalArticle

Tensors
Conservation
tensors
Burgers vector
Dislocations (crystals)
46 Citations (Scopus)

Monte Carlo renormalization-group study of the dynamics of an unstable state

Viñals, J., Grant, M., Miguel, M. S., Gunton, J. D. & Gawlinski, E. T., Jan 1 1985, In : Physical Review Letters. 54, 12, p. 1264-1267 4 p.

Research output: Contribution to journalArticle

renormalization group methods
iteration
disorders
kinetics
5 Citations (Scopus)

Morphological stability analysis of directional solidification in thin samples with lateral heat transfer

Viñals, J., Sekerka, R. F. & Debroy, P. P., Jul 1 1988, In : Journal of Crystal Growth. 89, 4, p. 405-414 10 p.

Research output: Contribution to journalArticle

Solidification
heat transfer
Heat transfer
Heat transfer coefficients
heat transfer coefficients
7 Citations (Scopus)

Morphological stability analysis of directional solidification into an oscillatory fluid layer

Volfson, D. & Viñals, J., Dec 2001, In : Physics of Fluids. 13, 12, p. 3599-3609 11 p.

Research output: Contribution to journalArticle

Solidification
Fluids
fluids
Modulation
Solute transport
12 Citations (Scopus)

Motion of a transverse/parallel grain boundary in a block copolymer under oscillatory shear flow

Huang, Z. F., Drolet, F. & Viñals, J., Dec 16 2003, In : Macromolecules. 36, 25, p. 9622-9630 9 p.

Research output: Contribution to journalArticle

Shear flow
Block copolymers
Grain boundaries
Lamellar structures
Free energy
12 Citations (Scopus)

Noise and pattern selection in the one-dimensional Swift-Hohenberg equation

Hernández-Garcia, E., San Miguel, M., Toral, R. & Vinals, J., Dec 30 1992, In : Physica D: Nonlinear Phenomena. 61, 1-4, p. 159-165 7 p.

Research output: Contribution to journalArticle

convection
decay
configurations
4 Citations (Scopus)

Nonlinear Electrophoresis of Colloids Controlled by Anisotropic Conductivity and Permittivity of Liquid-Crystalline Electrolyte

Paladugu, S., Conklin, C., Vinals, J. & Lavrentovich, O. D., Mar 30 2017, In : Physical Review Applied. 7, 3, 034033.

Research output: Contribution to journalArticle

electrophoresis
colloids
electrolytes
permittivity
conductivity