Electrical Access to Ising Anyons in Kitaev Spin Liquids
Rodrigo G. Pereira, Reinhold Egger
Abstract
We show that spin-spin correlations in a non-Abelian Kitaev spin liquid are associated with a characteristic inhomogeneous charge density distribution in the vicinity of Z_{2} vortices. This density profile and the corresponding local electric fields are observable, e.g., by means of surface probe techniques. Conversely, by applying bias voltages to several probe tips, one can stabilize Ising anyons (Z_{2} vortices harboring a Majorana zero mode) at designated positions, where we predict a clear Majorana signature in energy absorption spectroscopy.
Topics & Concepts
Topological quantum computerPhysicsMAJORANACondensed matter physicsSpin (aerodynamics)ObservableQuantum spin liquidIsing modelCharge (physics)Quantum mechanicsSpin polarizationSuperconductivityElectronQuantumThermodynamicsAdvanced Condensed Matter PhysicsElectronic and Structural Properties of OxidesMagnetic and transport properties of perovskites and related materials