Kyle B Grammer Neutronics Scientist Contact grammerkb@ornl.gov All Publications GEOMWRITER - A WORKFLOW FOR AUTOMATICALLY GENERATING MCNP GEOMETRY FOR NEUTRON GUIDE SIMULATIONS Neutronics Study of HTR-10: Impact of Graphite Porosity Representation in ENDF/B-VIII.1 TSLs Assessing criticality implications of porosity misrepresentation in ENDF/B-VIII.1 graphite TSLs and small angle neutron scattering in nuclear graphite REDUCED GEOMETRY FOR THE NB5 VELOCITY SELECTOR SHIELDING BOX ALTERNATIVE SOURCE VERIFICATION FOR THE NB5 BEAMLINE Comparative assessment of different aluminum alloys for neutron beam window applications Optical Simulations for the VENUS Neutron Imaging Instrument An IGES and OFF to MCNP geometry processor... Non-static surfaces in MCNPX: The chopper extension The small-angle neutron scattering extension in MCNPX and the SANS cross section for nanodiamonds Monte Carlo calculation of the average neutron depolarization for the NPDGamma experiment... A Chopper Extension to model neutron transport with non-static surfaces and high-speed moving media in MCNPX 2.7... Monte Carlo calculation and verification of the geometrical factors for the NPDGamma experiment... Implementation of a small-angle scattering model in MCNPX for very cold neutron reflector studies... Measurement of the absolute neutron beam polarization from a supermirror polarizer and the absolute efficiency of a neutron s... Key Links Curriculum Vitae ORCID Organizations Neutron Sciences Directorate Neutron Technologies Division Neutron Instrument Technologies (RP) Section Neutronics Group