Conference program

The conference gathers various topics on highly frustrated magnetism, in the spirit of the previous HFM conferences.

Note that the order of passage within a given session will be finalised once registration is closed. You can download a pdf version of this program here.

Monday, June 20th – Tutorials day

9h-10h30 : L. Balents (KITP, University of California Santa Barbara, USA)
“General introduction to magnetic frustration”

11h-12h30 : P. Deen (ESS, Sweden)
“Introduction to neutron scattering techniques ”

14h-15h30 : S. Capponi (CNRS & Université Paul Sabatier, France)
“Advanced numerical methods”

16h-17h30 : A. Zorko (University of Ljubljana, Slovenia)
“Local probes (ESR/µSR/NMR)”


(click on the down arrow to download the corresponding abstract)

Tuesday, June 21st

8h45-9h : Welcome address

9h-10h30 : Kagome session

- Invited - L. Clark (University of Birmingham, UK)
“Unravelling Complexity in the Barlowite Family of S=1/2 Kagome Antiferromagnets

- M. Georgopoulou (Institut Laue Langevin, France & University College London, UK)
“Zn-claringbullite, ZnCu3(OD)6FCl: a new quantum spin liquid candidate”

- Q. Bartélemy (Université Paris-Saclay, France)
“Specific heat of the kagome antiferromagnet herbertsmithite in high magnetic fields”

- G. Chen (University of Hong-Kong, China)
“Thermal Hall effects in spin liquids”

11h-12h30 : Magnetisation plateaux and roller-coaster session

- Invited - F. Mila (EPFL, Switzerland)
The saga of the Shastry-Sutherland compound SrCu2(BO3)2â

- T. Nomura (University of Tokyo, Japan)
“Acoustic properties of SrCu2(BO3)2 up to the saturation magnetic field”

- D. Wulferding (Seoul National University, Korea)
“Thermally populated vs. field-induced triplon bound states in the Shastry-Sutherland lattice SrCu2(BO3)2

- A.L. Chernyshev (Univeristy of California, USA)
“Roller-Coaster in a Flatland: Magnetism of Eu-intercalated Graphite”


14h-15h30 : Pyrochlore session

- Invited - E. Smith (McMaster University, Canada)
“The case for a U(1)
p Quantum Spin Liquid Ground State in the Dipole-Octupole Pyrochlore Ce2Zr2O7â

- Y.B. Kim (University of Toronto, Canada)
“Competing dipolar-octupolar quantum spin liquids on the pyrochlore lattice”

- R. Sibille (Paul Sherrer Institut, Switzerland)
“Octupolar correlations and spinon spectrum in Ce2Sn2O7 quantum spin ice”

- U. Widyaiswari (RIKEN Nishina Center, Japan, & Universitas Indonesia, Indonesia)
“Coexistence of Static Magnetic Order and Spin Dynamics in Nd2Pt2O7 Pyrochlore Investigated by Muon Spin Relaxation


17h-18h30 : Triangular and Kagome compounds session

- Invited - M. Zhitomirsky (CEA & Université Grenoble-Alpes, France)
“Effect of quenched disorder in easy-plane triangular antiferromagnets”

- F. Grußler (University of Augsburg, Germany)
“Comparative study of the triangular spin-liquid candidates NaYbO2, KYbO2 and KYbS2

- S.H.Y. Huang (McMaster University, Canada)
“Dynamic and frozen quantum magnetism in the ground states of triangular lattice magnets ErMgGaO4 and YbMgGaO4 from inelastic neutron scattering”

- S. Niu (CNRS & Université de Toulouse, France)
“A variational tensor network study of magnetic properties of Heisenberg model with Dzyaloshinskii-Moriya interaction on kagome lattice”


Wednesday, June 22nd

9h-10h30 : Kitaev session

- Invited - J. Nasu (Tohoku University, Japan)
“Nonequilibrium dynamics and spin transport caused by fractional quasiparticles in Kitaev spin liquids”

- S.C. Furuya (Ibaraki University, Japan & University of Tokyo, Japan)
“DC electric-field controls of Kitaev spin liquids and topological spin textures

- E. Lefrançois (Université de Sherbrooke, Canada)
“Evidence of a Phonon Hall Effect in the Kitaev Spin Liquid Candidate

- J. Bruin (Max Planck Institute for Solid State Research, Germany)
“Robustness of the thermal Hall effect close to half-quantization in


11h-12h30 : Kagome session

- Invited - S.D. Wilson (University of California Santa Barbara, USA)
“New classes of topological kagome metals and their unusual electronic properties”

- Y. Iqbal (Indian Institute of Technology Madras, India)
“Pinch-points to half-moons and up in the stars: the kagome skymap”

- Y. Ihara (Hokkaido University, Japan)
“NMR study for magnetic transition in S = 1/2 kagome antiferromagnets”

- J. Reuther (Helmholtz-Zentrum Berlin, Germany & Freie Universität Berlin, Germany)
“Phase diagram of a distorted kagome antiferromagnet and application to Y-kapellasite”


14h-15h30 : New materials session

- Invited - R. Okuma (Clarendon Laboratory, UK)
“Dimensional reduction by geometrical frustration in a cubic antiferromagnet composed of tetrahedral clusters”

- I. Živković (EPFL, Switzerland)
“New frustration on the block: interconnected trillium lattices in langbeinites”

- R.P. Nutakki (University of Munich, Germany & University of Augsburg, Germany)
“Proximate Spin Liquids in Metal-Azolate Frameworks” â

- A.M. Vibhakar (Diamond Light Source, UK)
“Spontaneous Rotation of Ferrimagnetism Driven by Antiferromagnetic Spin Canting”


17h-18h50 : Topological excitations session

- Invited - M. Ye (University of California Santa Barbara, USA)

- P. McClarty(Max Planck Institute for the Physics of Complex Systems, Germany)
“Some Recent Progress on Topological Magnons”

- M. Elliot (University of Oxford, UK)
“Order-by-disorder and nodal quasiparticles in the XY- and Ising-like honeycomb quantum magnets CoTiO3 and FeTiO3

- J. Romhányi (University of California, USA)
“Z2 or not Z2? Symmetry protection of triplet band-topology”

- O. Benton (Max Planck Institute for the Physics of Complex Systems, Germany)
“Topology of Classical Spin Liquids”


Thursday, June 23rd

9h-10h30 : Kitaev session

- Invited - P. Armitage (John Hopkins University, USA)

- N.B. Perkins (University of Minnesota, USA)
“Footprints of the Kitaev spin liquid in the Fano lineshape of the Raman active optical phonons”

- Y-J. Kao (National Taiwan University, Taiwan)
“Excitation spectrum of spin-1 Kitaev spin liquids”

- M. Udagawa (Gakushuin University, Japan)
“Manipulation of non-Abelian anyons in Kitaev's magnet”


11h-12h50 : Quasi-1D systems session

- Invited - J. Wu (Shanghai Jiao Tong University, China)
“A tale from the transverse-field Ising chain to the quantum E8 integrable model”

- L. Woodland (University of Oxford, UK)
“Tuning the confinement potential of spinons in an Ising chain using magnetic fields”

- N. Chepiga (Delft University of Technology, The Netherlands)
“From SU(2)5 to SU(2)3 WZW transitions in a frustrated spin-5/2 chain”

- O.A. Starykh (University of Utah, USA)
“Hydrodynamic theory of interacting spinon liquid and its predictions for experiments on quantum spin chains”

- L. Vanderstraeten (University of Ghent, Belgium)
“Tensor networks and the spectral function of 2-D quantum spin liquids”


Friday, June 24th

9h-10h30 : Skyrmions & multi-Q phases session

- Invited - O. Zaharko (Paul Scherrer Institut, Switzerland)
“Spin textures in frustrated magnetic materials”

- K. Shimizu (University of Tokyo, Japan)
“Spin moiré engineering of topology and emergent electromagnetic fields in multiple-Q spin textures”

- P. Pujol (CNRS & University of Toulouse, France)
“A skyrmion fluid and bimeron glass emerging from a chiral spin liquid”

- K. Penc (Wigner Research Centre for Physics, Hungary)
“Unified theory of the spiral spin-liquids on layered honeycomb, diamond, and fcc lattices”


11h-12h30 : Pyrochlore session

- Invited - R. Moessner (Max Planck Institute for the Physics of Complex Systems, Germany)

- J.N. Hallén (University of Cambridge, UK & Max Planck Institute for the Physics of Complex Systems, Germany)
“Anomalous monopole dynamics in classical spin ice”

- M.J. Pearce (University of Oxford, UK & University of Warwick, UK)
“Magnetic monopoles and antiferromagnetic domains in spin-ice iridates”

- F. Museur (CNRS & Université Grenoble-Alpes, France)
“New fragmented state in pyrochlore ruthenate Ho2Ru2O7


14h-15h30 : Kitaev session

- Invited - M. Songvilay (University of Edinburgh, UK & CNRS & Université Grenoble-Alpes, France)
“Kitaev interactions in Co honeycomb antiferromagnets”

- S. Biswas (Goethe University, Germany)
“Magnetoelastic coupling in
a-RuCl3 and a-RuCl3 /graphene heterostructuresâ

- M. Klanjšek (Jožef Stefan Institute, Slovenia)
“Orientation dependent Majorana fermion gap in a Kitaev honeycomb magnet”

- R. Klingeler (Heidelberg University, Germany)
“Strong uniaxial pressure effects and low-energy magnon excitations in Cr2Ge2Te6 and CrI3 single crystals”


17h-18h30 : Nematic phases and quasi-1D session

- Invited - H.Y. Kee (University of Toronto, Canada)

- A. Zheludev (ETH Zurich, Switzerland)
“Presaturation quantum phases in layered vanadyl phosphate ferro-antiferromagnets”

- K. Remund (University of Tokyo, Japan)
“Spin-1 Magnets - A u(3) Formalism”

- J. Knolle (TU Munich, Germany & Imperial College London, UK)
“Driving a frustrated Ising magnet with dipolar interactions: prethermal nematic order and staircase heating”


Saturday, June 25th

9h-10h30 : Pyrochlore session

- Invited - A.A. Turrini (EPFL, Switzerland)
Investigating the Origins of the Thermal Hall Effect in Tb2Ti2O7â

- Y. Alexanian (CNRS & Université Grenoble-Alpes, France)
“Quadrupolar effects in terbium pyrochlores”

- S. Zhang (Max Planck Institute for the Physics of Complex Systems, Germany)
“Modeling a three-dimensional S = 1 spin liquid NaCaNi2F7

- N. Shannon (OIST, Japan)
“Observing Magnetic Monopoles in Spin Ice via Electron Holography”


11h-12h30 : Triangular & Kagome compounds session

- Invited - F. Pratt (ISISs Neutron and Muon Source, UK)
“Probing triangular-lattice quantum spin liquids with LF-µSR”

- L. Savary (CNRS & Université de Lyon, France)
“Phase diagrams and excitations of anisotropic S = 1 triangular models”

- A.R.N Hanna (TU Berlin, Germany & Helmholtz-Zentrum Berlin, Germany)
“Magnetic frustration in the distorted hyperkagome lattice compound PbCuTe2O6

- R. Makuta (University of Tokyo, Japan)
“Dimensional reduction in a quantum spin-1/2 system on a 1/7-depleted triangular lattice”