Selected Recent Publications

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• The full magnon spectrum of yttrium iron garnet

  A. J. Princep, R. A. Ewings, S. Ward, S. Tóth, C. Dubs, D. Prabhakaran and A. T. Boothroyd

  npj Quantum Materials 2 (2017) 63 (open access) (arXiv:1705.06594)

• Spin resonance in the superconducting state of Li_1-xFe_xODFe_1-ySe observed by neutron spectroscopy

  N. R. Davies, M. C. Rahn, H. C. Walker, R. A. Ewings, D. N. Woodruff, S. J. Clarke, and A. T. Boothroyd

  Phys. Rev. B 94 (2016) 144503 (arXiv:1607.05588)

• All-in-all-Out Magnetic Order and Propagating Spin Waves in Sm₂Ir₂O₇

  C. Donnerer, M. C. Rahn, M. Moretti Sala, J. G. Vale, D. Pincini, J. Strempfer, M. Krisch, D. Prabhakaran, A. T. Boothroyd, and D. F. McMorrow

  Phys. Rev. Lett. 117 (2016) 037201 (arXiv:1604.06401)

• Direct evidence for charge stripes in a layered cobalt oxide

  P. Babkevich, P. G. Freeman, M. Enderle, D. Prabhakaran, and A. T. Boothroyd

  Nat. Commun. 7 (2016) 11632 doi: 10.1038/ncomms11632 (open access)

• Strong (π,0) spin fluctuations in β−FeSe observed by neutron spectroscopy

  M. C. Rahn, R. A. Ewings, S. J. Sedlmaier, S. J. Clarke, and A. T. Boothroyd

  Phys. Rev. B 91 (2015) 180501(R).

• Coupling of magnetic order to planar Bi electrons in the anisotropic Dirac metals AMnBi₂ (A = Sr,Ca)

  Y. F. Guo, A. J. Princep, X. Zhang, P. Manuel, D. Khalyavin, I. I. Mazin, Y. G. Shi, and A. T. Boothroyd

  Phys. Rev. B 90 (2014) 075120.

• Hour-glass magnetic spectrum arising from a striped cluster spin-glass ground state in La_1.75Sr_0.25CoO₄

  S. M. Gaw, E. C. Andrade, M. Vojta, C. D. Frost, D. T. Adroja, D. Prabhakaran, and A. T. Boothroyd

  Phys. Rev. B 88 (2013) 165121.

• Crystal-field states of Pr³⁺ in the candidate quantum spin ice Pr₂Sn₂O₇

  A. J. Princep, D. Prabhakaran, A. T. Boothroyd, and D. T. Adroja

  Phys. Rev. B 88 (2013) 104421.

• A ferroelectric-like structural transition in a metal

  Youguo Shi, Yanfeng Guo, Xia Wang, Andrew J. Princep, Dmitry Khalyavin, Pascal Manuel, Yuichi Michiue, Akira Sato, Kenji Tsuda, Shan Yu, Masao Arai, Yuichi Shirako, Masaki Akaogi, Nanlin Wang, Kazunari Yamaura and Andrew T. Boothroyd

  Nature Materials 12 (2013) 1024–1027 [DOI: 10.1038/nmat3754].

• Suppression of thermal conductivity by rattling modes in thermoelectric sodium cobaltate

  D. J. Voneshen, K. Refson, E. Borissenko, M. Krisch, A. Bosak, A. Piovano, E. Cemal, M. Enderle, M. J. Gutmann, M. Hoesch, M. Roger, L. Gannon, A. T. Boothroyd, S. Uthayakumar, D. G. Porter and J. P. Goff

  Nature Materials 12 (2013) 1028–1032 [DOI: 10.1038/nmat3739].

• Spin fluctuations away from (pi,0) in the superconducting phase of molecular-intercalated FeSe

  A. E. Taylor, S. J. Sedlmaier, S. J. Cassidy, E. A. Goremychkin, R. A. Ewings, T. G. Perring, S. J. Clarke, and A. T. Boothroyd

  Phys. Rev. B 87 (2013) 220508(R).

• Ground State in a Half-Doped Manganite Distinguished by Neutron Spectroscopy

  G. E. Johnstone, T. G. Perring, O. Sikora, D. Prabhakaran, and A.T. Boothroyd

  Phys. Rev. Lett. 109 (2012) 237202.

• Electric field control of chiral magnetic domains in the high-temperature multiferroic CuO

  P. Babkevich, A. Poole, R. D. Johnson, B. Roessli, D. Prabhakaran, and A.T. Boothroyd

  Phys. Rev. B 85 (2012) 134428.

• Femtoscale magnetically induced lattice distortions in TbMnO₃

  H.C. Walker, F. Fabrizi, L. Paolasini, F. de Bergevin, J. Herrero-Martin, A.T. Boothroyd, D. Prabhakaran, and D.F. McMorrow

  Science 333 (2011) 1273.

• Cu₃Nb₂O₈: A multiferroic with chiral coupling to the crystal structure

  R. D. Johnson, S. Nair, L. C. Chapon, A. Bombardi, C. Vecchini, D. Prabhakaran, A. T. Boothroyd and P. G. Radaelli

  Phys. Rev. Lett. 107 (2011) 137205.

• Antiferromagnetic spin fluctuations in LiFeAs observed by neutron scattering

  A. E. Taylor, M. J. Pitcher, R. A. Ewings, T. G. Perring, S. J. Clarke, and A. T. Boothroyd

  Phys. Rev. B 83 (2011) 220514(R).

• Itinerant spin excitations in SrFe₂As₂ measured by inelastic neutron scattering

  R. A. Ewings, T. G. Perring, J. Gillett, S. D. Das, S. E. Sebastian, A. E. Taylor, T. Guidi, and A. T. Boothroyd

  Phys. Rev. B 83 (2011) 214519.

• Spin anisotropy of the resonance peak in superconducting FeSe_0.5Te_0.5

  P. Babkevich, B. Roessli, S. N. Gvasaliya, L.-P. Regnault, P. G. Freeman, E. Pomjakushina, K. Conder, and A. T. Boothroyd

  Phys. Rev. B 83 (2011) 180506(R).

• Photoinduced melting of antiferromagnetic order in La_0.5Sr_1.5MnO₄ measured using ultrafast resonant soft x-ray diffraction

  H. Ehrke, R. I. Tobey, S. Wall, S. A. Cavill, M. Först, V. Khanna, Th. Garl, N. Stojanovic, D. Prabhakaran, A. T. Boothroyd M. Gensch, A. Mirone, P. Reutler, A. Revcolevschi, S. S. Dhesi, and A. Cavalleri

  Phys. Rev. Lett. 106 (2011) 217401.

• Observation of orbital currents in CuO

  V. Scagnoli, U. Staub, Y. Bodenthin, R. A. de Souza, M. Garcia-Fernandez, M. Garganourakis, A. T. Boothroyd, D. Prabhakaran, S. W. Lovesey

  Science 332 (2011) 696–698.

• An hour-glass magnetic spectrum in an insulating, hole-doped antiferromagnet

  A. T. Boothroyd, P. Babkevich, D. Prabhakaran, and P. G. Freeman

  Nature 471 (2011) 341–344.

• Magnetic spectrum of the two-dimensional antiferromagnet La₂CoO₄ studied by inelastic neutron scattering

  P. Babkevich, D. Prabhakaran, C. D. Frost, and A. T. Boothroyd

  Phys. Rev. B 82 (2010) 184425.

• Antiferromagnetically spin polarized oxygen observed in magnetoelectric TbMn₂O₅

  T. A. W. Beale, S. B. Wilkins, R. D. Johnson, S. R. Bland, Y. Joly, T. R. Forrest, D. F. McMorrow, F. Yakhou, D. Prabhakaran, A. T. Boothroyd, and P. D. Hatton

  Phys. Rev. Lett. 105 (2010) 087203.

• Magnetic excitations of Fe_1+ySe_xTe_1−x in magnetic and superconductive phases

  P. Babkevich, M. Bendele, A. T. Boothroyd, K. Conder, S. N. Gvasaliya, R. Khasanov, E. Pomjakushina and B. Roessli

  J. Phys.: Condens. Matter 22 (2010) 142202.

• Nature of the magnetic order and origin of induced ferroelectricity in TbMnO₃

  S. B Wilkins, T. R. Forrest, T. A. W. Beale, S. R. Bland, H. C. Walker, D. Mannix, F. Yakhou, D. Prabhakaran,

  A. T. Boothroyd, J. P. Hill, P. D. Hatton, and D. F. McMorrow

  Phys. Rev. Lett. 103 (2009) 207602.

• Coexistence of incommensurate magnetism and superconductivity in Fe_1+ySe_xTe_1–x

  R. Khasanov, M. Bendele, A. Amato, P. Babkevich, A. T. Boothroyd, A. Cervellino, K. Conder, S. N. Gvasaliya, H. Keller, H.-H. Klauss, H. Luetkens, V. Pomjakushin, E. Pomjakushina, and B. Roessli

  Phys. Rev. B 80 (2009) 140511(R).

• Inward dispersion of the spin excitation spectrum of stripe-ordered La₂NiO_4+δ

  P.G. Freeman, M. Enderle, S.M. Hayden, C.D. Frost, D.X. Yao, E.W. Carlson, D. Prabhakaran, and A.T. Boothroyd

  Phys. Rev. B 80 (2009) 144523.

• Magnetic Coulomb Phase in the Spin Ice Ho₂Ti₂O₇

  T. Fennell, P.P. Deen, A.R. Wildes, K. Schmalzl, D. Prabhakaran, A.T. Boothroyd, R.J. Aldus, D.F. McMorrow, and S.T. Bramwell

  Science, 326 (2009) 415–417.

• Magnetic Order and Dynamics of the Charge-Ordered Antiferromagnet La_1.5Sr_0.5CoO₄

  L.M. Helme, A.T. Boothroyd, R. Coldea, D. Prabhakaran, C.D. Frost, D.A. Keen, L.P. Regnault, P.G. Freeman, M. Enderle, and J. kulda

  Phys. Rev. B 80 (2009) 134414.

• Circularly Polarized X rays as a Probe of Noncollinear Magnetic Order in Multiferroic TbMnO₃

  F. Fabrizi, H.C. Walker, L. Paolasini, F. de Bergevin, A.T. Boothroyd, D. Prabhakaran, and D.F. McMorrow

  Phys. Rev. Lett 102 (2009) 237205.

Prof. Andrew Boothroyd

Clarendon Laboratory

Department of Physics

Oxford University

Oxford, OX1 3PU

United Kingdom

phone

 +44 (0) 1865 272376

fax

+44 (0) 1865 272400

a.boothroyd@physics.ox.ac.uk

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