Physics of the Kitaev model: Fractionalization, dynamic correlations, and material connections
Quantum spin liquids have fascinated condensed matter physicists for decades because of
their unusual properties such as spin fractionalization and long-range entanglement. Unlike …
their unusual properties such as spin fractionalization and long-range entanglement. Unlike …
Dynamics of a two-dimensional quantum spin liquid: signatures of emergent Majorana fermions and fluxes
We provide a complete and exact theoretical study of the dynamical structure factor of a two-
dimensional quantum spin liquid in gapless and gapped phases, as realized in Kitaev's …
dimensional quantum spin liquid in gapless and gapped phases, as realized in Kitaev's …
Kitaev interactions between j= 1/2 moments in honeycomb Na2IrO3 are large and ferromagnetic: insights from ab initio quantum chemistry calculations
Abstract Na 2 IrO 3, a honeycomb 5d 5 oxide, has been recently identified as a potential
realization of the Kitaev spin lattice. The basic feature of this spin model is that for each of …
realization of the Kitaev spin lattice. The basic feature of this spin model is that for each of …
Raman Scattering Signatures of Kitaev Spin Liquids in Iridates with or Li
J Knolle, GW Chern, DL Kovrizhin, R Moessner… - Physical review …, 2014 - APS
We show how Raman spectroscopy can serve as a valuable tool for diagnosing quantum
spin liquids (QSL). We find that the Raman response of the gapless QSL of the Kitaev …
spin liquids (QSL). We find that the Raman response of the gapless QSL of the Kitaev …
Dynamics of fractionalization in quantum spin liquids
We present the theory of dynamical spin response for the Kitaev honeycomb model,
obtaining exact results for the structure factor (SF) in gapped and gapless, Abelian and non …
obtaining exact results for the structure factor (SF) in gapped and gapless, Abelian and non …
Low-energy spin dynamics of the honeycomb spin liquid beyond the Kitaev limit
We investigate the generic features of the low energy dynamical spin structure factor of the
Kitaev honeycomb quantum spin liquid perturbed away from its exact soluble limit by …
Kitaev honeycomb quantum spin liquid perturbed away from its exact soluble limit by …
Spin-Peierls instability of the U (1) Dirac spin liquid
Quantum fluctuations can inhibit long-range ordering in frustrated magnets and potentially
lead to quantum spin liquid (QSL) phases. A prime example are gapless QSLs with …
lead to quantum spin liquid (QSL) phases. A prime example are gapless QSLs with …
Quantum phase transition in Heisenberg-Kitaev model
R Schaffer, S Bhattacharjee, YB Kim - Physical Review B—Condensed Matter …, 2012 - APS
We explore the nature of the quantum phase transition between a magnetically ordered
state with collinear spin pattern and a gapless Z 2 spin liquid in the Heisenberg-Kitaev …
state with collinear spin pattern and a gapless Z 2 spin liquid in the Heisenberg-Kitaev …
Heisenberg-Kitaev model on the hyperhoneycomb lattice
EKH Lee, R Schaffer, S Bhattacharjee, YB Kim - Physical Review B, 2014 - APS
Motivated by recent experiments on β-Li 2 IrO 3, we study the phase diagram of the
Heisenberg-Kitaev model on a three-dimensional lattice of tricoordinated Ir 4+, dubbed the …
Heisenberg-Kitaev model on a three-dimensional lattice of tricoordinated Ir 4+, dubbed the …
Nature of visons in the perturbed ferromagnetic and antiferromagnetic Kitaev honeycomb models
C Chen, IS Villadiego - Physical Review B, 2023 - APS
The Kitaev honeycomb model hosts a fascinating fractionalized state of matter featuring
emergent Majorana fermions and a vison particle that carries the flux of an emergent gauge …
emergent Majorana fermions and a vison particle that carries the flux of an emergent gauge …