Douglas L Abernathy Distinguished Scientist and Group Leader, Direct Geometry Spectroscopy Contact abernathydl@ornl.gov | 865.617.5624 All Publications Inelastic Neutron Scattering Study of Phonon Density of States of Iodine Oxides and First-Principles Calculations... Advanced Modeling and Simulation Methods for Evaluation of Thermal Neutron Scattering Materials... Diffusive excitonic bands from frustrated triangular sublattice in a singlet-ground-state system Diffusive excitonic bands from frustrated triangular sublattice in a singlet-ground-state system... Zero-point motion of liquid and solid hydrogen Vibrational dynamics in the undercooled liquid of ultra-fragile metallic glasses Dynamic crystallography reveals spontaneous anisotropy in cubic GeTe Nonharmonic contributions to the high-temperature phonon thermodynamics of Cr... Phason-Dominated Thermal Transport in Fresnoite... Spin excitations in the kagome-lattice metallic antiferromagnet Fe0.89Co0.11Sn Validating first-principles phonon lifetimes via inelastic neutron scattering... Electronic and structural properties of RbCeX2 (X2: O2, S2, SeS, Se2, TeSe, Te2)... Generalized quasiharmonic approximation via space group irreducible derivatives... Suppressed thermal conductivity in hyperstoichiometric uranium dioxide controlled by phonon lifetimes... Frustration-induced diffusive scattering anomaly and dimension change in FeGe2... Mutual spin-phonon driving effects and phonon eigenvector renormalization in nickel (II) oxide... Spiral Spin Liquid on a Honeycomb Lattice... Real-Space Local Dynamics of Molten Inorganic Salts Using Van Hove Correlation Function... Thermal expansion and phonon anharmonicity of cuprite studied by inelastic neutron scattering and ab initio calculations... Strongly Anharmonic Phonons and Their Role in Superionic Diffusion and Ultralow Thermal Conductivity of Cu7PSe6... Low-Temperature Competing Magnetic Energy Scales in the Topological Ferrimagnet TbMn6Sn6... Role of the third dimension in searching for Majorana fermions in α−RuCl3 via phonons Fast Na diffusion and anharmonic phonon dynamics in superionic Na3PS4... Significant phase-space-driven thermal transport suppression in BC8 silicon... Matryoshka phonon twinning in α-GaN... Pagination Current page 1 Page 2 Page 3 … Next page ›› Last page Last » Key Links Curriculum Vitae ORCID ARCS Instrument Page Organizations Neutron Sciences Directorate Neutron Scattering Division Spectroscopy Section Direct Geometry Group
