P10 Quantum spin ice

The goal of this project is to explore candidates of quantum spin ice and compare with numerical studies of microscopic Hamiltonians. Originally, this project was lead by Alan Tennant, now at Oak Ridge National Laboratory.

PhD student in charge: Jianhui Xu, Alexandros Samartzis

Additional support: Vivek Kumar Anand, Konrad Siemensmeyer

International Partners: Shivaji Sondhi (Princeton), Santiago Grigera (La Plata, St. Andrews), Claudio Castelnovo (Cambridge), Stephen E. Nagler (ORNL)

Publications

2016:

V. K. Anand, L. Opherden, J. Xu, D.T. Adroja, A. T. M. N. Islam,  T. Herrmannsdörfer, J. Hornung, R. Schoenemann, M. Uhlarz, H. C. Walker, N. Casati, B. Lake, Physical properties of the candidate quantum spin-ice system Pr2Hf2O7, Phys. Rev. B 94, 144415 (2016), open access version: arXiv:1702.01098

J. Xu, C. Balz, C. Baines, H. Luetkens, and B. Lake, Spin dynamics of the ordered dipolar-octupolar pseudospin-1/2 pyrochlore Nd2Zr2O7 probed by muon spin relaxation, Phys. Rev. B 94, 064425 (2016), open access version: arXiv:1511.02749

A. Banerjee, C.A. Bridges, J-Q. Yan, A.A. Aczel, L. Li, M.B. Stone, G.E. Granroth, M.D. Lumsden, Y. Yiu, J. Knolle, D.L. Kovrizhin, S. Bhattacharjee, R. Moessner, D.A. Tennant, D.G. Mandrus, S.E. Nagler, Proximate Kitaev Quantum Spin Liquid Behaviour in α-RuCl3, Nature Materials 15, 733, open access version: arXiv:1504.08037

2015:

V.K. Anand, A.K. Bera, J. Xu, T. Herrmannsdörfer, C. Ritter, B. Lake, Observation of long-range magnetic ordering in pyrohafnate Nd2Zr2O7: A neutron diffraction study, Phys. Rev. B 92 184418 (2015), open access version: arXiv:1511.00256

J. Xu, V.K. Anand, A.K. Bera, M. Frontzek, D.L. Abernathy, N. Casati, K. Siemensmeyer, B. Lake, Magnetic structure and crystal-field states of the pyrochlore antiferromagnet Nd2Zr2O7, Phys. Rev. B 92, 224430 (2015), open access version: arXiv:1511.02749

S. V. Isakov, R. Moessner, S. L. Sondhi, D. A. Tennant, Analytical theory for proton correlations in common water ice Ih,  Phys. Rev. B 91, 245152 (2015), open access version: arXiv:1504.04156

O. Petrova, R. Moessner, S. L. Sondhi, Hydrogenic states of monopoles in diluted quantum spin ice, Phys. Rev. B 92, 100401 (2015), open access version: arXiv:1501.02445

P. McClarty, O. Sikora, R. Moessner, K. Penc, F. Pollmann, N. Shannon, Chain-based order and quantum spin liquids in dipolar spin ice, Phys. Rev. B 92, 094418 (2015), open access version: arXiv:1410.0451

2014:

S. Mostame, C. Castelnovo, R. Moessner, S. L. Sondhi, Tunable non-equilibrium dynamics: field quenches in spin ice, Proc. Natl. Acad. Sci. 111, 640 (2014), open access version: arXiv:1309.4676

J. Knolle, D. L. Kovrizhin, J. T. Chalker, R. Moessner, Dynamics of a Two-Dimensional Quantum Spin Liquid: Signatures of Emergent Majorana Fermions and Fluxes, Phys. Rev. Lett. 112, 207203 (2014), open access version: arXiv:1308.4336

G. B. Halász, J. T. Chalker, R. Moessner, Doping a topological quantum spin liquid: slow holes in the Kitaev honeycomb model, Phys. Rev. B 90, 035145 (2014), open access version: arXiv:1403.3377

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