Andrew D Christianson Distinguished Staff Scientist Contact christiansad@ornl.gov | 865.574.1181 All Publications Candidate Elastic Quantum Critical Point in LaCu6−xAux Strong anisotropy within a Heisenberg model in the Jeff = 1/2 insulating state of Sr2Ir0.8Ru0.2O4... Strong Anisotropy Within a Heisenberg Model In the Jeff=1/2 Insulating State of Sr2ir0.8ru0.2o4 Candidate elastic quantum critical point in LaCu6-xAux... Revisiting the ground state of CoAl2O4: Comparison to the conventional antiferromagnet MnAl2O4... Slater insulator in iridate perovskites with strong spin-orbit coupling... Giant electromechanical coupling of ferroelectric relaxors controlled by polar-nanoregion vibrations... Spin-orbit coupling control of anisotropy, ground state and frustration in 5d2 Sr2MgOsO6... Spin waves and magnetic exchange interactions in the spin ladder compound RbFe2Se3... Anisotropic exchange within decoupled tetrahedra in the quantum breathing pyrochlore Ba3Yb2Zn5O11... Spin-orbit coupling controlled ground state in Sr2ScOsO6... Highly-anisotropic exchange interactions of jeff = 1/2 iridium moments on the fcc lattice in La2BIrO6 (B = Mg, Zn)... Spin-orbit-driven magnetic structure and excitation in the 5d pyrochlore Cd2Os2O7... Highly anisotropic exchange interactions of jeff = 1/2 iridium moments on the fcc lattice in La2bIrO6 (B = Mg, Zn)... Extended Magnetic Exchange Interactions in the High-Temperature Ferromagnet MnBi... Experimental elucidation of the origin of the ‘double spin resonances’ in Ba(Fe1−xCox)2As2... Electron doping evolution of the neutron spin resonance in NaFe1−xCoxAs... Giant electromechanical coupling of relaxor ferroelectrics controlled by polar nanoregion vibrations Spin-orbit-driven magnetic structure and excitation in the 5d pyrochlore Cd2Os2O7 Structural and magnetic phase transitions in CeCu6−xTx (T=Ag,Pd)... Spin dynamics near a putative antiferromagnetic quantum critical point in Cu-substituted BaFe2As2 and its relation to high-te... Enhanced spin-phonon-electronic coupling in a 5d oxide... Evolution of competing magnetic order in the Jeff=1/2 insulating state of Sr2Ir1−xRuxO4... Influence of interstitial Mn on magnetism in room-temperature ferromagnet Mn(1+delta)Sb... Magnetic order and electronic structure of 5d3 double perovskite Sr2ScOsO6... Pagination First page « First Previous page ‹‹ … Page 3 Current page 4 Page 5 … Next page ›› Last page Last » Key Links ORCID Organizations Physical Sciences Directorate Materials Science and Technology Division Foundational Materials Science Section Correlated Electron Materials Group