Douglas L Abernathy Distinguished Scientist and Group Leader, Direct Geometry Spectroscopy Contact abernathydl@ornl.gov | 865.617.5624 All Publications Molecular quantum magnetism in LiZn2Mo3O8... Inelastic neutron scattering study of a nonmagnetic collapsed tetragonal phase of CaFe2As2: Evidence of the impact of spin f... Stripe Antiferromagnetic Spin Fluctuations in SrCo2As2... A radial collimator for a time-of-flight neutron spectrometer... Glass-like phonon scattering from a spontaneous nanostructure in AgSbTe2... Doping dependence of the spin excitations in the Fe-based superconductors Fe1+yTe1-xSex... Effects of temperature and pressure on phonons in FeSi1−xAlx... Phonon densities of states of face-centered-cubic Ni-Fe alloys... Electronic structure and vibrational entropies of fcc Au-Fe alloys... Inelastic neutron scattering study of phonon density of states in nanostructured Si1−xGex thermoelectrics... Quantum oscillations of nitrogen atoms in uranium nitride... Neutron Scattering Studies of spin excitations in hole-doped Ba0.67K0.33Fe2As2 superconductor ... Neutron scattering studies of spin excitations in superconducting Rb0.82Fe1.68Se2... Magnetic excitations in underdoped Ba (Fe_1-x Co_x)_2 As_2 with x =0.047... Absence of long-range chemical ordering in equimolar FeCoCrNi... Bose-Einstein Condensation in liquid $^4$He near the liquid-solid transition line.... Design and operation of the wide angular-range chopper spectrometer ARCS at the Spallation Neutron Source... Role of Magnetic Exchange Energy on Charge Ordering in R1/3Sr2/3FeO3 (R = La, Pr, and Nd)... Structural relationship between negative thermal expansion and quartic anharmonicity of cubic ScF3... Antiferromagnetic spin excitations in single crystals of nonsuperconducting Li$_{1-x}$FeAs... Symmetry-breaking dynamical pattern and localization observed in the high-temperature vibrational spectrum of NaI... Ultrathin aluminum sample cans for single crystal inelastic neutron scattering... Dynamics of water confined on the surface of titania and cassiterite nanoparticles... Phonon softening and metallization of a narrow-gap semiconductor by thermal disorder... Spin waves in the (... Pagination First page « First Previous page ‹‹ … Page 5 Current page 6 Page 7 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