Steven E Hahn Contact hahnse@ornl.gov All Publications Sparse-grid discontinuous Galerkin methods for the Vlasov–Poisson–Lenard–Bernstein model Software engineering to sustain a high-performance computing scientific application: QMCPACK... High-Performance Computing Based EMT Simulation of Large PV or Hybrid PV Plants Efficient data reduction for time-of-flight neutron scattering experiments on single crystals... Domain-Specific Type-Safe APIs for Hierarchical Scientific Data with Modern C++... drtsans: The data reduction toolkit for small-angle neutron scattering at Oak Ridge National Laboratory... Efficient loading of reduced data ensembles produced at ORNL SNS/HFIR neutron time-of-flight facilities... Performance Improvements on SNS and HFIR Instrument Data Reduction Workflows Using Mantid... Efficient Data Management in Neutron Scattering Data Reduction Workflows at ORNL... Dispersity-Driven Stabilization of Coexisting Morphologies in Asymmetric Diblock Copolymer Thin Films Spin waves above and below the Verwey transition in TbBaFe2O5... Dynamic color mapping with a multi-scale histogram: A design study with physical scientists... Magnetic Frustration Driven by Itinerancy in Spinel CoV2O4... Improving Scientific Data Analysis Through Multi-touch Enabled Interactive Data Visualization with Applications to Neutron Sc... Extended Magnetic Exchange Interactions in the High-Temperature Ferromagnet MnBi... Immersive Visual Analytics for Transformative Neutron Scattering Science... Immersive Visualization for Materials Science Data Analysis using the Oculus Rift... Influence of interstitial Mn on magnetism in room-temperature ferromagnet Mn(1+delta)Sb... Strong competition between orbital-ordering and itinerancy in a frustrated spinel vanadate... Monte Carlo simulation of the resolution volume for the SEQUOIA spectrometer... Inelastic neutron scattering studies of YFeO3... Incommensurability and spin dynamics in the low-temperature phases of Ni3V2O8... Key Links ORCID Organizations Computing and Computational Sciences Directorate Computer Science and Mathematics Division Advanced Computing Systems Research Section Software Engineering Group