Search Results - "Tennant, D Alan"
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Machine-learning-assisted insight into spin ice Dy2Ti2O7
Published in Nature communications (14-02-2020)“…Complex behavior poses challenges in extracting models from experiment. An example is spin liquid formation in frustrated magnets like Dy 2 Ti 2 O 7 …”
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Confinement of fractional quantum number particles in a condensed-matter system
Published in Nature physics (01-01-2010)“…The concept of confinement states that in certain systems the constituent particles are bound together by an interaction for which the strength increases with…”
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3
Machine learning for neutron scattering at ORNL
Published in Machine learning: science and technology (01-06-2021)“…Machine learning (ML) offers exciting new opportunities to extract more information from scattering data. At neutron scattering user facilities, ML has the…”
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Dynamical fractal and anomalous noise in a clean magnetic crystal
Published in Science (American Association for the Advancement of Science) (16-12-2022)“…Fractals-objects with noninteger dimensions-occur in manifold settings and length scales in nature. In this work, we identify an emergent dynamical fractal in…”
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5
Quantifying and Controlling Entanglement in the Quantum Magnet Cs2CoCl4
Published in Physical review letters (13-07-2021)“…The lack of methods to experimentally detect and quantify entanglement in quantum matter impedes our ability to identify materials hosting highly entangled…”
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6
Hidden Local Symmetry Breaking in a Kagome-Lattice Magnetic Weyl Semimetal
Published in Journal of the American Chemical Society (10-08-2022)“…Exploring the relationship between intriguing physical properties and structural complexity is a central topic in studying modern functional materials…”
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7
Unusual Exchange Couplings and Intermediate Temperature Weyl State in Co3Sn2S2
Published in Physical review letters (10-09-2021)“…Understanding magnetism and its possible correlations to topological properties has emerged to the forefront as a difficult topic in studying magnetic Weyl…”
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8
Anomalous magnetic noise in an imperfectly flat landscape in the topological magnet Dy2Ti2O7
Published in Proceedings of the National Academy of Sciences - PNAS (01-02-2022)“…Noise generated by motion of charge and spin provides a unique window into materials at the atomic scale. From temperature of resistors to electrons breaking…”
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9
Anomalous magnetic noise in an imperfectly flat landscape in the topological magnet Dy 2 Ti 2 O 7
Published in Proceedings of the National Academy of Sciences - PNAS (01-02-2022)“…Noise generated by motion of charge and spin provides a unique window into materials at the atomic scale. From temperature of resistors to electrons breaking…”
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10
Quantum criticality and universal scaling of a quantum antiferromagnet
Published in Nature materials (01-04-2005)“…Quantum effects dominate the behaviour of many diverse materials. Of particular current interest are those systems in the vicinity of a quantum critical point…”
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Integration of machine learning with neutron scattering for the Hamiltonian tuning of spin ice under pressure
Published in Communications materials (04-11-2022)“…Quantum materials research requires co-design of theory with experiments and involves demanding simulations and the analysis of vast quantities of data,…”
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12
Reconstructing the spatial structure of quantum correlations in materials
Published in Physical review research (19-08-2024)“…Quantum correlations are a fundamental property of quantum many-body states. Yet they remain experimentally elusive, hindering certification of genuine quantum…”
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Encoding Magnetic States in Monopole‐Like Configurations Using Superconducting Dots
Published in Advanced science (01-11-2016)“…A large manifold of nontrivial spin textures, including the stabilization of monopole‐like fields, are generated by using a completely new and versatile…”
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14
Magnetic behaviour of layered Ag( II ) fluorides
Published in Nature materials (01-07-2006)“…Fluoride phases that contain the spin-1/2 4d9 Ag(II) ion have recently been predicted to have interesting or unusual magnetochemistry, owing to their…”
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15
Reconstructing the spatial structure of quantum correlations in materials
Published 27-08-2024“…Phys. Rev. Research 6, 033183 (2024) Quantum correlations are a fundamental property of quantum many-body states. Yet they remain experimentally elusive,…”
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16
Dynamical fractal and anomalous noise in a clean magnetic crystal
Published 15-12-2022“…Science 378, 1218 (2022) Fractals -- objects with non-integer dimensions -- occur in manifold settings and length scales in nature, ranging from snowflakes and…”
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Magnetic excitations, non-classicality and quantum wake spin dynamics in the Hubbard chain
Published 05-08-2022“…Phys. Rev. B 106, 085110 (2022) Recent work has demonstrated that quantum Fisher information (QFI), a witness of multipartite entanglement, and magnetic Van…”
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18
Pulsed Neutron Spectroscopy of Low Dimensional Magnets: Past, Present, and Future
Published 20-03-2020“…The early 1990s saw the first useful application of pulsed neutron spectroscopy to the study of excitations in low dimensional magnetic systems, with Roger…”
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Hidden local symmetry breaking in a kagome-lattice magnetic Weyl semimetal
Published 29-07-2022“…J. Am. Chem. Soc. Published, 2022 Exploring the relationship between intriguing physical properties and structural complexity is a central topic in studying…”
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Quantum wake dynamics in Heisenberg antiferromagnetic chains
Published 18-01-2022“…Nature Communications 13, 5796 (2022) Traditional spectroscopy, by its very nature, characterizes properties of physical systems in the momentum and frequency…”
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