Search Results - "BELANGER, D. P"
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Geometric influence on the net magnetic moment in LaCoO3 thin films
Published in Journal of materials research (28-04-2023)“…The different magnetic behaviors of LaCoO 3 films grown on LaAlO 3 and SrTiO 3 substrates are related to the Co–O–Co bond angles and the constraints imposed on…”
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Journal Article -
2
The order parameter critical exponent of the chiral phase transition in VF2
Published in Journal of magnetism and magnetic materials (01-03-2007)“…The chiral order parameter exponent beta=0.175+/-0.015 has been measured in d=3 insulating helimagnet VF2 using neutron scattering. As predicted, this value is…”
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Conference Proceeding Journal Article -
3
Order parameter criticality of the d = 3 random-field Ising antiferromagnet Fe0.85Zn0.15F2
Published in Physical review letters (07-10-2002)“…The critical exponent beta=0.16+/-0.02 for the random-field Ising model order parameter is determined using extinction-free magnetic x-ray scattering for…”
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Journal Article -
4
Low-temperature excitations in a dilute three-dimensional anisotropic antiferromagnet
Published in Journal of magnetism and magnetic materials (01-03-2007)“…Measurements of the magnetic excitations in the dilute, short-ranged interaction, anisotropic, d = 3 antiferromagnet Fe x Zn 1 - x F 2 , with magnetic…”
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Journal Article Conference Proceeding -
5
Local structure of La1-xSrxCoO3 determined from EXAFS and neutron pair distribution function studies
Published in Physical review letters (16-01-2009)“…The combined local structure techniques, extended x-ray absorption fine structure and neutron pair distribution function analysis, have been used for…”
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Journal Article -
6
Monte Carlo simulations of the random-field Ising model
Published in Journal of magnetism and magnetic materials (01-05-2001)“…Ising Monte Carlo simulations of the random-field Ising system Fe 0.80Zn 0.20F 2 are presented for H=10 T. The specific heat critical behavior is consistent…”
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7
The random-field specific heat critical behavior at high magnetic concentration: Fe0.93Zn0.07F2
Published in Journal of magnetism and magnetic materials (01-07-1998)Get full text
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8
Magnetic vacancy percolation in dilute antiferromagnets
Published in Physical review. B, Condensed matter and materials physics (01-01-2004)Get full text
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9
Neutron-scattering observations of extreme critical slowing down in a d=3 random-field system
Published in Physical review letters (24-08-1987)Get full text
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10
Percolation fractal dimension in scattering line shapes of the random-field Ising model
Published in Journal of magnetism and magnetic materials (01-05-2004)“…Neutron scattering and simulation line shape data show evidence for fractal structure from spanning clusters in the d=2 and 3 random-field Ising models as…”
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Journal Article -
11
Simulations of irreversibilities of the random-field Ising model order parameter
Published in Journal of magnetism and magnetic materials (01-05-2004)“…Hysteresis observed in experiments below the random-field Ising transition, as realized in dilute antiferromagnets in applied magnetic fields, is characterized…”
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12
Neutron scattering study of the nucleation and growth process at the pressure-induced first-order phase transformation of RbI
Published in Physical review. B, Condensed matter (01-06-1986)Get full text
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13
Scaling of the metastability boundary of a d=2 random-field Ising system
Published in Physical review letters (11-02-1985)Get full text
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14
Dipolar magnets and glasses : neutron-scattering, dynamical, and calorimetric studies of randomly distributed Ising spins
Published in Physical review. B, Condensed matter (01-09-1990)“…We have measured the magnetic correlations, susceptibility, specific heat, and thermal relaxation in the dipolar-coupled Ising system LiHo{sub {ital x}}Y{sub…”
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15
Specific-heat critical behavior of CsMnBr3 and holmium: Two tests of chiral universality
Published in Physical review letters (17-06-1991)Get full text
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16
The effects of Co3O4 on the Structure and Unusual Magnetism of LaCoO3
Published 30-10-2014“…Bulk La_wCoO3 particles with w=1.1, 1.0, 0.9, 0.8, and 0.7 were synthesized using starting materials with varying molar ratios of La2O3 and Co3O4. The…”
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17
Mean-field simulation of field-induced domains and hysteretic behavior in dilute ising antiferromagnets
Published in Physical review. B, Condensed matter (01-11-1984)Get full text
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18
Neutron-scattering study of the random-exchange Ising system FexZn1-xF2 near the percolation threshold
Published in Physical review. B, Condensed matter (01-03-1993)Get full text
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19
The unusual magnetism of nanoparticle LaCoO3
Published 30-10-2014“…Bulk and nanoparticle powders of LaCoO3 (LCO) were synthesized, and their magnetic and structural properties were studied using SQUID magnetometry and neutron…”
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Journal Article -
20
Neutron scattering experiments and simulations near the magnetic percolation threshold of Fe_x Zn_{1-x} F_2
Published 18-07-2012“…Phys. Rev. B 86, 024416 (2012) The low temperature excitations in the anisotropic antiferromagnetic Fe_{1-x} Zn_x F_2 for x=0.25 and 0.31, at and just above…”
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