Magnetic excitations of the classical spin liquid MgCr2O4

Autor: Bai, X, Paddison, JAM, Kapit, E, Koohpayeh, SM, Wen, J-J, Dutton, SE, Savici, AT, Kolesnikov, AI, Granroth, GE, Broholm, CL, Chalker, JT, Mourigal, M

We report a comprehensive inelastic neutron-scattering study of the frustrated pyrochlore antiferromagnet MgCr2O4 in its cooperative paramagnetic regime. Theoretical modeling yields a microscopic Heisenberg model with exchange interactions up to thir

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::283034a8a0adb8da56402f6eb259fcea

Nonuniform carrier density in Cd3As2 evidenced by optical spectroscopy

Autor: Crassee, I, Martino, E, Homes, CC, Caha, O, Novak, J, Tuckmantel, P, Hakl, M, Nateprov, A, Arushanov, E, Gibson, QD, Cava, RJ, Koohpayeh, SM, Arpino, KE, McQueen, TM, Orlita, M, Akrap, A

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______185::5c1b79638d90669089ec23fe2d82ea6b
https://infoscience.epfl.ch/record/259511

Monopolar and dipolar relaxation in spin ice Ho 2 Ti 2 O 7 .

Autor: Wang Y; Institute for Quantum Matter and Department of Physics and Astronomy, Johns Hopkins University, Baltimore, MD 21218, USA. wangyishu@jhu.edu broholm@jhu.edu.; NIST Center for Neutron Research, National Institute of Standards and Technology, Gaithersburg, MD 20899, USA., Reeder T; Institute for Quantum Matter and Department of Physics and Astronomy, Johns Hopkins University, Baltimore, MD 21218, USA., Karaki Y; Faculty of Education, University of the Ryukyus, Nishihara, Okinawa 903-0213, Japan., Kindervater J; Institute for Quantum Matter and Department of Physics and Astronomy, Johns Hopkins University, Baltimore, MD 21218, USA., Halloran T; Institute for Quantum Matter and Department of Physics and Astronomy, Johns Hopkins University, Baltimore, MD 21218, USA., Maliszewskyj N; NIST Center for Neutron Research, National Institute of Standards and Technology, Gaithersburg, MD 20899, USA., Qiu Y; NIST Center for Neutron Research, National Institute of Standards and Technology, Gaithersburg, MD 20899, USA., Rodriguez JA; NIST Center for Neutron Research, National Institute of Standards and Technology, Gaithersburg, MD 20899, USA.; Department of Materials Science and Engineering, University of Maryland, College Park, MD 20742, USA., Gladchenko S; NIST Center for Neutron Research, National Institute of Standards and Technology, Gaithersburg, MD 20899, USA., Koohpayeh SM; Institute for Quantum Matter and Department of Physics and Astronomy, Johns Hopkins University, Baltimore, MD 21218, USA.; Department of Materials Science and Engineering, Johns Hopkins University, Baltimore, MD 21218, USA., Nakatsuji S; Institute for Quantum Matter and Department of Physics and Astronomy, Johns Hopkins University, Baltimore, MD 21218, USA.; Institute for Solid State Physics, University of Tokyo, Kashiwa, Chiba 277-8581, Japan.; Department of Physics, University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113-0033, Japan.; Trans-scale Quantum Science Institute, University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113-0033, Japan., Broholm C; Institute for Quantum Matter and Department of Physics and Astronomy, Johns Hopkins University, Baltimore, MD 21218, USA. wangyishu@jhu.edu broholm@jhu.edu.; NIST Center for Neutron Research, National Institute of Standards and Technology, Gaithersburg, MD 20899, USA.; Department of Materials Science and Engineering, Johns Hopkins University, Baltimore, MD 21218, USA.

Publikováno v: Science advances [Sci Adv] 2021 Jun 16; Vol. 7 (25). Date of Electronic Publication: 2021 Jun 16 (Print Publication: 2021).

Tunable Magnon Interactions in a Ferromagnetic Spin-1 Chain.

Autor: Chauhan P; The Institute for Quantum Matter, Department of Physics and Astronomy, The Johns Hopkins University, Baltimore, Maryland 21218, USA., Mahmood F; The Institute for Quantum Matter, Department of Physics and Astronomy, The Johns Hopkins University, Baltimore, Maryland 21218, USA., Changlani HJ; The Institute for Quantum Matter, Department of Physics and Astronomy, The Johns Hopkins University, Baltimore, Maryland 21218, USA.; Department of Physics, Florida State University, Tallahassee, Florida 32306, USA.; National High Magnetic Field Laboratory, Tallahassee, Florida 32304, USA., Koohpayeh SM; The Institute for Quantum Matter, Department of Physics and Astronomy, The Johns Hopkins University, Baltimore, Maryland 21218, USA., Armitage NP; The Institute for Quantum Matter, Department of Physics and Astronomy, The Johns Hopkins University, Baltimore, Maryland 21218, USA.

Publikováno v: Physical review letters [Phys Rev Lett] 2020 Jan 24; Vol. 124 (3), pp. 037203.

Magnetic Excitations of the Classical Spin Liquid MgCr_{2}O_{4}.

Autor: Bai X; School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA., Paddison JAM; School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA.; Churchill College, University of Cambridge, Storey's Way, Cambridge CB3 0DS, United Kingdom., Kapit E; Rudolf Peierls Centre for Theoretical Physics, University of Oxford, Parks Road, Oxford OX1 3NP, United Kingdom.; Department of Physics, Colorado School of Mines, Golden, Colorado 80401, USA., Koohpayeh SM; Institute for Quantum Matter and Department of Physics and Astronomy, The Johns Hopkins University, Baltimore, Maryland 21218, USA., Wen JJ; Institute for Quantum Matter and Department of Physics and Astronomy, The Johns Hopkins University, Baltimore, Maryland 21218, USA., Dutton SE; Department of Chemistry, Princeton University, Princeton, New Jersey 08544, USA., Savici AT; Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA., Kolesnikov AI; Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA., Granroth GE; Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA., Broholm CL; Institute for Quantum Matter and Department of Physics and Astronomy, The Johns Hopkins University, Baltimore, Maryland 21218, USA.; Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA., Chalker JT; Rudolf Peierls Centre for Theoretical Physics, University of Oxford, Parks Road, Oxford OX1 3NP, United Kingdom., Mourigal M; School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA.; Institute for Quantum Matter and Department of Physics and Astronomy, The Johns Hopkins University, Baltimore, Maryland 21218, USA.

Publikováno v: Physical review letters [Phys Rev Lett] 2019 Mar 08; Vol. 122 (9), pp. 097201.