Search Results - "Wildes, A."
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Observation of magnetic fragmentation in spin ice
Published in Nature physics (01-08-2016)“…A phenomenon known as magnetic fragmentation is observed by means of neutron scattering in the spin ice candidate Nd 2 Zr 2 O 7 . Fractionalized excitations…”
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Magnetic Coulomb Phase in the Spin Ice Ho2Ti2O7
Published in Science (American Association for the Advancement of Science) (16-10-2009)“…Spin-ice materials are magnetic substances in which the spin directions map onto hydrogen positions in water ice. Their low-temperature magnetic state has been…”
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Intra-unit-cell magnetic correlations near optimal doping in YBa2Cu3O6.85
Published in Nature communications (03-07-2015)“…The pseudo-gap phenomenon in copper oxide superconductors is central to any description of these materials as it prefigures the superconducting state itself. A…”
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Experimental Evidence for the Spiral Spin Liquid in LiYbO 2
Published in Physical review letters (21-04-2023)Get full text
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Magnetic structure and magnon dynamics of the quasi-two-dimensional antiferromagnet FePS3
Published in Physical review. B, Condensed matter and materials physics (07-12-2016)“…Neutron scattering from single crystals has been used to determine the magnetic structure and magnon dynamics of FePS3, an S = 2 Ising-like…”
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Spin Dynamics and Unconventional Coulomb Phase in Nd2Zr2O7
Published in Physical review letters (18-06-2021)“…We investigate the temperature dependence of the spin dynamics in the pyrochlore magnet Nd2Zr2O7 by neutron scattering experiments. At low temperature, this…”
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Role of defects in determining the magnetic ground state of ytterbium titanate
Published in Nature communications (07-02-2019)“…Pyrochlore systems are ideally suited to the exploration of geometrical frustration in three dimensions, and their rich phenomenology encompasses topological…”
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Magnetic-field-controlled spin fluctuations and quantum critically in Sr3Ru2O7
Published in Nature communications (04-10-2021)“…Sr3Ru2O7 exhibits a quantum critical point tunable by magnetic field and has been widely used in the study of criticality. Here, by using inelastic neutron…”
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Disorder and Quantum Spin Ice
Published in Physical review. X (01-10-2017)“…We report on diffuse neutron scattering experiments providing evidence for the presence of random strains in the quantum spin-ice candidate Pr2Zr2O7 . Since…”
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Small‐angle neutron scattering study of mesoscale magnetic disordering and skyrmion phase suppression in the frustrated chiral magnet Co6.75Zn6.75Mn6.5
Published in Journal of applied crystallography (01-10-2022)“…Co–Zn–Mn chiral cubic magnets display versatile magnetic skyrmion phases, including equilibrium phases stable far above and far below room temperature, and the…”
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Pinch points and Kasteleyn transitions in kagome ice
Published in Nature physics (01-08-2007)“…Complex disordered states--from liquids and glasses to exotic quantum matter--are ubiquitous in nature. Their key properties include finite entropy, power-law…”
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Bose-Einstein condensation of the triplet states in the magnetic insulator TlCuCl3
Published in Nature (London) (01-05-2003)“…Bose-Einstein condensation denotes the formation of a collective quantum ground state of identical particles with integer spin or intrinsic angular momentum…”
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Broadband optical absorption of amorphous carbon/Ag nanocomposite films and its potential for solar harvesting applications
Published in Solar energy materials and solar cells (01-10-2013)“…The emergence of Localized Surface Plasmon Resonance (LSPR) in nanocomposite films consisting of a hydrogen-free amorphous Carbon (a-C) matrix and Ag is…”
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Magnetic-field-controlled spin fluctuations and quantum criticality in Sr3Ru2O7
Published in Nature communications (04-10-2021)“…When the transition temperature of a continuous phase transition is tuned to absolute zero, new ordered phases and physical behaviour emerge in the vicinity of…”
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Sperimagnetism in Fe78Er5B17 and Fe64Er19B17 metallic glasses: I. Moment values and non-collinear components
Published in Journal of physics. Condensed matter (14-12-2011)“…Magnetization measurements have been made on a Fe(64)Er(19)B(17) glass, which exhibits ferrimagnetic compensation at T(comp) = 112 K, and polarized beam…”
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Dipolar Spin Ice States with a Fast Monopole Hopping Rate in CdEr2X4 (X=Se, S)
Published in Physical review letters (30-03-2018)“…Excitations in a spin ice behave as magnetic monopoles, and their population and mobility control the dynamics of a spin ice at low temperature. CdEr2Se4 is…”
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Sperimagnetism in Fe78Er5B17 and Fe64Er19B17 metallic glasses: II. Collinear components and ferrimagnetic compensation
Published in Journal of physics. Condensed matter (14-12-2011)“…Magnetization measurements on an Fe(64)Er(19)B(17) glass and polarized-beam neutron scattering measurements on Fe(78)Er(5)B(17) and Fe(64)Er(19)B(17) were…”
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Frustration-driven magnetic fluctuations as the origin of the low-temperature skyrmion phase in Co7Zn7Mn6
Published in npj quantum materials (23-04-2021)“…In chiral cubic helimagnets, phases of magnetic skyrmions—topologically protected spin whirls—are stabilized by thermal fluctuations over a narrow region…”
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Magnetic dipole splitting of magnon bands in a two dimensional antiferromagnet
Published in Journal of magnetism and magnetic materials (15-03-2019)“…•The paper shows that the source of magnetic anisotropy in MnPS3 is largely magnetic dipole.•The technique of neutron resonance spin echo spectroscopy is…”
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