Search Results - "Dewhurst, C.D."
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Investigation of spark plasma sintered oxide-dispersion strengthened steels by means of small-angle neutron scattering
Published in Journal of alloys and compounds (15-11-2016)“…Spark plasma sintering (SPS) is an advanced consolidation technique, which particularly allows coarsening of the microstructure to be limited. The basis for…”
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Small-angle neutron scattering of low-Cu RPV steels neutron-irradiated at 255°C and post-irradiation annealed at 290°C
Published in Journal of nuclear materials (01-10-2013)“…•Three low-Cu pressure vessel steel were irradiated at 255°C and post-irradiation annealed at 290°C.•By means of SANS it was found that the irradiation-induced…”
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Study of the in-plane magnetic structure of a layered system using polarized neutron scattering under grazing incidence geometry
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (21-05-2016)“…The in-plane magnetic structure of a layered system with a polycrystalline grain size less than the ferromagnetic exchange length was investigated using…”
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Néel-type skyrmion lattice with confined orientation in the polar magnetic semiconductor GaV4S8
Published in Nature materials (01-11-2015)“…Following the early prediction of the skyrmion lattice (SkL)—a periodic array of spin vortices—it has been observed recently in various magnetic crystals…”
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Neutron scattering investigations of the Abrikosov state of high-temperature superconductors
Published in Physica. B, Condensed matter (01-11-2006)“…The magnetic phase diagram of high-temperature superconductors can contain many exotic vortex phases not observed in conventional superconducting materials…”
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A proposed upgrade for the polarized cold neutron spectrometer, D7
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (21-01-2020)“…The concept for a proposed upgrade to the D7 diffuse scattering spectrometer at the Institut Laue-Langevin, Grenoble, is presented. The upgrade consists of…”
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Modelling of wavelength cut-off filters and polarising mirrors in a neutron guide
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-08-2012)“…This paper details the modelling and parametrisation of mirror-in-guide neutron deflector devices used in transmission as wavelength cut-off filters and beam…”
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Longitudinal polarization analysis in small-angle neutron scattering
Published in The European physical journal. B, Condensed matter physics (01-07-2010)“… Due to recent progress in the development of 3 He spin filters, it has only now become possible to perform routinely longitudinal (one-dimensional)…”
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Structure of molten Al–Si alloys
Published in Journal of non-crystalline solids (15-10-2007)“…The temperature variation of the structure and microstructure of molten eutectic Al1−xSix alloys (x=0.122 and 0.20) have been studied by neutron diffraction…”
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Small-angle neutron scattering study of post-irradiation annealed neutron irradiated pressure vessel steels
Published in Journal of nuclear materials (01-07-2006)“…Neutron irradiated reactor pressure vessel steels of two different Cu contents exposed to isochronal post-irradiation annealing treatments at stepwise…”
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Vortex lattice correlations in ultra-pure niobium extremely close to
Published in Physica. B, Condensed matter (01-04-2008)Get full text
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Vortex lattice correlations in ultra-pure niobium extremely close to T c 2
Published in Physica. B, Condensed matter (2008)“…Using the technique of small angle neutron scattering (SANS) the vortex lattice of ultra-pure niobium has been investigated on an extremely fine temperature…”
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Vortex imaging in Co-doped BaFe2As2
Published in Physica. C, Superconductivity (01-05-2009)Get full text
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Neutron Scattering on Impurity Nanoclusters in Gel Samples
Published in Advances in high energy physics (01-01-2015)“…Results of recent SANS experiments with impurity-helium gel (IHG) samples in He-II are presented. We estimate the mean size of the impurity nanoparticles that…”
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Agglomeration and sintering in annealed FePt nanoparticle assemblies studied by small angle neutron scattering and x-ray diffraction
Published in Physical review. B, Condensed matter and materials physics (01-08-2005)“…In this work we give a detailed account of complementary small angle neutron scattering and x-ray diffraction studies of polymer mediated, self-assembled FePt…”
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Small-angle neutron scattering (SANS) studies of the vortex lattice in type II superconductors
Published in Physica. B, Condensed matter (01-11-2006)“…The last 15 years or so have seen a number of important published studies of the vortex lattice (VL) in type II superconductors. Superconductors are a complex…”
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Vortex imaging in Co-doped BaFe 2As 2
Published in Physica. C, Superconductivity (2009)“…We review superconducting vortex imaging in Co-doped BaFe 2As 2 by Bitter decoration and small-angle neutron scattering (SANS). At all measured fields a highly…”
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Structural methods for studying nanocrystalline materials
Published in Journal of magnetism and magnetic materials (01-07-2005)“…The most important methods for determining the grain size, the grain size distribution and also the actual microstructure of nanocrystalline materials are:…”
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Penetration depth anisotropy in MgB 2 single crystals and powders
Published in The Journal of physics and chemistry of solids (2006)“…We present small-angle neutron scattering (SANS) measurements of the vortex lattice in single crystal and powder samples of MgB 2—a two band superconductor…”
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