Douglas L Abernathy Distinguished Scientist and Group Leader, Direct Geometry Spectroscopy Contact abernathydl@ornl.gov | 865.617.5624 All Publications Neutron powder diffraction using the ARCS chopper spectrometer at the Spallation Neutron Source... Phonon density of states of model ferroelectrics... Anisotropic and quasi-propagating spin excitations in optimally-doped superconducting Ba(Fe0.926Co0.074)2As2... Effect of chemical composition and B2 order on phonons in bcc Fe-Co alloys... Evolution of spin excitations into the superconducting state in FeTe1-xSex... Phonon Density of States and Heat Capacity of La$_{3-x}$Te$_4$... Two-dimensional resonant magnetic excitation in BaFe1.84Co0.16As2... Spin Excitations in BaFe1.84Co0.16As2 Superconductor Observed by Inelastic Neutron Scattering... Phonon Density of States of LaFeAsO1-xFx... The Inelastic Instrument suite at the SNS... ARCS: a wide Angular-Range Chopper Spectrometer at the SNS... Pagination First page « First Previous page ‹‹ … Page 5 Page 6 Current page 7 Key Links Curriculum Vitae ORCID ARCS Instrument Page Organizations Neutron Sciences Directorate Neutron Scattering Division Spectroscopy Section Direct Geometry Group