Takagi Group - FMQ3

A short list of selected publications of the Takagi Group.

Selected Publications of FMQ3


“Almost pure Jeff = 1/2 Mott state of In2Ir2O7 in the limit of reduced inter-site hopping” A. Krajewska, T. Takayama, R. Dinnebier, A. Yaresko, K. Ishii, M. Isobe and H. Takagi. Preprint at

“Ordering of hidden multipoles in spin-orbit entangled 5d1 Ta chlorides” H. Ishikawa, T. Takayama, R. K. Kremer, J. Nuss, R. Dinnebier, K. Kitagawa, K. Ishii, and H. Takagi, Phys. Rev. B 100, 045142 (2019).

“Giant magnetoelastic-coupling driven by spin-lattice liquid state in molybdate pyrochlores” A. Smerald and G. Jackeli, Phys. Rev. Lett. 122, 227202 (2019).

“Crystal structure and stacking faults in the layered honeycomb, delafossite-type materials Ag3LiIr2O6 and Ag3LiRu2O6” S. Bette, T. Takayama, V. Duppel, A. Poulain, H. Takagi, R. E. Dinnebier, Dalton Trans. 48, 9250-9259 (2019).

“Concept and realization of Kitaev quantum spin liquids” H. Takagi, T. Takayama, G. Jackeli, G. Khaliullin, S. E. Nagler, Nature Reviews Physics 1, 264–280 (2019)

“Long-range magnetic ordering in rocksalt-type high-entropy oxides” M. P. Jimenez-Segura, T. Takayama, D. Berardan, M. Reehuis, A. Hoser, H. Takagi, and N. Dragoe, Appl. Phys. Lett. 114, 122401 (2019).

“Pressure-induced collapse of the spin-orbital Mott state in the hyperhoneycomb iridate β−Li2IrO3” T. Takayama, A. Krajewska, A. S. Gibbs, A. N. Yaresko, H. Ishii, H. Yamaoka, K. Ishii, N. Hiraoka, N. P. Funnell, C. L. Bull, and H. Takagi, Phys. Rev. B 99, 125127 (2019).

“Monoclinic SrIrO3: a Dirac semimetal produced by non-symmorphic symmetry and spin-orbit coupling” T. Takayama, A. N. Yaresko, and H. Takagi, J. Phys.: Condens. Matter. 31, 074001 (2019).


“Emergent SU(4) symmetry in α-ZrCl3 and crystalline spin-orbital liquids” M. G. Yamada, M. Oshikawa, and G. Jackeli, Phys. Rev. Lett. 121, 097201 (2018).

“A spin-orbital-entangled quantum liquid on a honeycomb lattice” K. Kitagawa, T. Takayama, Y. Matsumoto, A. Kato, R. Takano, Y. Kishimoto, S. Bette, R. Dinnebier, G. Jackeli and H. Takagi, Nature 554, 341 (2018).

“Spin-orbit dimes and noncollinear phases in d1 cubic double perovskites” J. Romhányi, L. Balents and G. Jackeli, Phys. Rev. Lett. 118, 217202 (2017).

“Solution of the heavily stacking faulted crystal structure of the honeycomb iridate H3LiIr2O6” S. Bette, T. Takayama, K. Kitagawa, R. Takano, H. Takagi and R. E. Dinnebier, Dalton Trans. 46, 15216-15227 (2017).

“Zero-gap semiconductor to excitonic insulator transition in Ta2NiSe5” Y. F. Lu, H. Kono, T. I. Larkin, A. W. Rost, T. Takayama, A. V. Boris, B. Keimer and H. Takagi, Nat. Commun. 8, 14408 (2017).

“Model analysis of magnetic susceptibility of Sr2IrO4: A two-dimensional Jeff = 1/2 Heisenberg system with competing interlayer couplings” T. Takayama, A. Matsumoto, G. Jackeli, and H. Takagi, Phys. Rev. B 94, 224420 (2016).

“Hyperhoneycomb iridate β-Li2IrO3 as a platform for Kitaev magnetism” T. Takayama, A. Kato, R. Dinnebier, J. Nuss, H. Kono, L.S.I. Veiga, G. Fabbris, D. Haskel, and H. Takagi, Phys. Rev. Lett. 114, 077202 (2015).

“Spin-orbit coupling induced semi-metallic state in the 1/3 hole- doped hyper-kagome Na3Ir3O8” T. Takayama, A. Yaresko, A. Matsumoto, J. Nuss, K. Ishii, M. Yoshida, J. Mizuki, and H. Takagi, Sci. Rep. 4, 6818 (2014).


This image shows Hidenori  Takagi

Hidenori Takagi

Prof. Dr.

Head of Institute

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