Magnetic phase diagrams, domain switching and a quantum phase transition of the quasi-1D Ising-like antiferromagnet BaCo2V2O8

Abstract

In the effective Ising spin-1/2 antiferromagnetic chain system BaCo${}_2$V${}_2$O${}_8,themagnetic-fieldinfluenceishighlyanisotropic.Formagneticfieldsalongtheeasyaxis$c$,theN\acute{e}elorderisstronglysuppressedalreadyforlowfieldsandanincommensurateorderisenteredabove4T.Wepresentadetailedstudyofthemagneticphasediagramsfordifferentmagneticfielddirections,whicharederivedfrommagnetizationdata,high-resolutionthermalexpansionandmagnetostrictionmeasurementsaswellasfromthethermalconductivity.Zero-fieldthermalexpansiondatarevealthatthemagnetictransitionisaccompaniedbyanorthorhombicdistortionwithinthe$ab$plane.Underambientconditionsthecrystalsareheavilytwinned,butthedomainorientationcanbeinfluencedeitherbyapplyinguniaxialpressureoramagneticfieldalongthe[100]direction.Inaddition,ourdatarevealapronouncedin-planemagneticanisotropyforfieldsappliedwithinthe$ab$plane.For$H || [110]$,themagneticfieldinfluenceonT$_N$isweak,whereasformagneticfieldsappliedalong[100],T$_N$vanishesatabout10Tandthezero-fieldN\acute{e}elorderiscompletelysuppressedasisconfirmedbyneutrondiffractiondata.Thesecond-orderphasetransitionstronglysuggestsaquantumcriticalpointbeingpresentat$H\simeq 10$ T parallel [100], where the Néel order probably changes to a spin-liquid state.

10 pages, 10 figures

References in corpus (18)

• Multiferroics: different ways to combine magnetism and ferroelectricity
• Ising and Spin orders in Iron-based Superconductors
• Controlling orbital moment and spin orientation in CoO layers by strain
• Heat conduction in low-dimensional quantum magnets
• Thermal conductivity via magnetic excitations in spin-chain materials
• Divergence of the Magnetic Grüneisen Ratio at the Field-Induced Quantum Critical Point in YbRh${}_2$Si${}_2$
• Novel ordering of an S = 1/2 quasi one-dimensional Ising-like anitiferromagnet in magnetic field
• Longitudinal SDW order in a quasi-1D Ising-like quantum antiferromagnet
• Diverging thermal expansion of the spin-ladder system (C${}_5$H${}_{12}$N)${}_2$CuBr${}_4$
• Field-induced incommensurate order for the quasi-one-dimensional XXZ model in a magnetic field
• Strong Magneto-elastic coupling in VOCl: Neutron and synchrotron powder x-ray diffraction study
• Field-induced magnetic behavior in quasi-one-dimensional Ising-like antiferromagnet BaCo2V2O8: A single-crystal neutron diffraction study
• Heat transport of quasi-one-dimensional Ising-like antiferromagnet BaCo_2V_2O_8 in the longitudinal and transverse fields
• Antiferromagnetic Heisenberg S=5/2 spin chain compound SrMn${}_2$V${}_2$O${}_8$
• Magnetic structure and spin dynamics of quasi-one-dimensional spin-chain antiferromagnet BaCo2V2O8
• Thermodynamics of the coupled spin-dimer system TlCuCl3 close to a quantum phase transition
• Magnetostrictive Neel ordering of the spin-5/2 ladder compound BaMn2O3: distortion-induced lifting of geometrical frustration
• Thermal expansion of the spin-1/2 Heisenberg-chain compound Cu(C${}_4$H${}_4$N${}_2$)(NO${}_3$)${}_2$

Cited by in corpus (27)

• Topological quantum phase transition in the Ising-like antiferromagnetic spin chain BaCo${}_2$V${}_2$O${}_8$
• Quantum Criticality of an Ising-like Spin-1/2 Antiferromagnetic Chain in Transverse Magnetic Field
• Quantum criticality of the Ising-like screw chain antiferromagnet SrCo2V2O8 in a transverse magnetic field
• $E_8$ Spectra of Quasi-one-dimensional Antiferromagnet BaCo${}_2$V${}_2$O${}_8$ under Transverse Field
• Quantum Critical Dynamics of a Heisenberg-Ising Chain in a Longitudinal Field: Many-Body Strings versus Fractional Excitations
• Observation of E8 Particles in an Ising Chain Antiferromagnet
• From confined spinons to emergent fermions: Observation of elementary magnetic excitations in a transverse-field Ising chain
• Giant magnetic-field dependence of the coupling between spin Tomonaga-Luttinger liquids in BaCo2V2O8
• Substitution effects on the temperature vs. magnetic-field phase diagrams of the quasi-1D effective Ising spin-1/2 chain system BaCo${}_2$V${}_2$O${}_8$
• Ferroelectric order versus metallicity in Sr${}_{1-x}$Ca${}_x$TiO${}_{3-\delta }$ ($x=0.009$)
• Experimental observation of repulsively bound magnons
• Thermal conductivity of the diamond-chain compound Cu_3(CO_3)_2(OH)_2
• Strong magnetoelastic coupling at the transition from harmonic to anharmonic order in NaFe(WO${}_4$)${}_2$ with 3d${}^5$ configuration
• Spin dynamics of the $E_8$ particles
• Interplay of magnetic order and ferroelasticity in the spin-orbit coupled antiferromagnet K${}_2$ReCl${}_6$
• Multiple field-induced phases in the frustrated triangular magnet Cs${}_3$Fe${}_2$Br${}_9$
• Domain dynamics in LiCuVO${}_4$: Evidence for polarized nanoregions
• Universality of Heisenberg-Ising chain in external fields
• Field-induced antiferromagnetism and Tomonaga-Luttinger liquid behavior in the quasi-one-dimensional Ising-Antiferromagnet SrCo2V2O8
• Refined Spin Wave Model and Multi-magnon Bound States in $L{i}_{2}Cu{O}_2$
• Repulsively bound magnon excitations of a spin-1/2 XXZ chain in a staggered transverse field
• A single-crystal neutron diffraction study on magnetic structure of the quasi-one-dimensional antiferromagnet SrCo2V2O8
• A possible spin Jahn-Teller material: ordered pseudobrookite FeTi2O5
• The structure of the superconducting high-pressure phase of Sc${}_3$CoC${}_4$
• Quasispins of vacancy defects in Ising chains with nearest- and next-to-nearest-neighbour interactions
• Quasispins of vacancy defects and their interactions in disordered antiferromagnets
• Competing Interactions and the Effects of Uniaxial Out-of-plane Perturbations in the Honeycomb Antiferromagnet Na${}_2$Co${}_2$TeO${}_6$