Publications

Ruiz, C.L., Chandler, G.A., Hahn, K., Leeper, R.J., Smelser, R., Torres, J., & Torres, J. (2013). A novel method for modeling the neutron time of flight (nTOF) detector response in current mode to inertial confinement fusion experiments. 10.2172/1096470

Hahn, K., Ruiz, C.L., Leeper, R.J., Chandler, G.A., McWatters, B.R., Smelser, R., & Smelser, R. (2012). Deuterium-tritium fusion-neutron-yield diagnostic: Design calibration and sensitivity. Proposed for publication in Review of Scientific Instruments.. https://www.osti.gov/biblio/1063333

Leeper, R.J. (2012). High Energy Density Physics Research at Sandia National Laboratories [Conference]. https://www.osti.gov/biblio/1061219

Leeper, R.J. (2012). Progress on Project Between Sandia National Laboratories and Commisariat a L'Energie Atomique [Conference]. https://www.osti.gov/biblio/1060483

Leeper, R.J. (2012). Compact Magnetic Spectrograph for DD Neutron Measurements on Z [Conference]. https://www.osti.gov/biblio/1064088

Cuneo, M.E., Mazarakis, M.G., Lamppa, D.C., Kaye, R.J., Nakhleh, C., Bailey, J.E., Hansen, S.B., McBride, R., Herrmann, M.C., Lopez, A.J., Peterson, K.J., Ampleford, D.J., Jones, M., Savage, M.E., Jennings, C.A., Martin, M.R., Slutz, S.A., Lemke, R.W., Christenson, P.J., … Rochau, G.A. (2012). Pulsed-power driven inertial confinement fusion development at Sandia National Laboratories. Proposed for publication in 5th Special Issue of the IEEE Transactions on Plasma Science Z-Pinch Plasmas., 40(12). https://doi.org/10.1109/TPS.2012.2223488

Hahn, K., Ruiz, C.L., Chandler, G.A., Leeper, R.J., McWatters, B.R., Smelser, R., Torres, J., & Torres, J. (2012). Calibration of Neutron Yield Diagnostics in High-Neutron-Scattering Environments [Conference]. https://www.osti.gov/biblio/1067607

Ruiz, C.L., Leeper, R.J., Hahn, K., Chandler, G.A., Smelser, R., & Smelser, R. (2012). A Novel Method for Modeling the Neutron Time of Flight (nTOF) Detector Response in Current Mode to Inertial Confinement Fusion Experiments [Conference]. https://www.osti.gov/biblio/1294290

Ruiz, C.L., Chandler, G.A., Hahn, K., Leeper, R.J., McWatters, B.R., Smelser, R., Torres, J., & Torres, J. (2012). Progress in Obtaining an Absolute Calibratiion of a Total DT Neutron Yield Diagnostic Based on Copper Acitvation [Conference]. https://www.osti.gov/biblio/1067540

Ruiz, C.L., Chandler, G.A., Hahn, K., Leeper, R.J., McWatters, B.R., Smelser, R., Torres, J., & Torres, J. (2012). Progress in Obtaining an Absolute Calibration of a Total DT Neutron Yield Diagnostic Based on Copper Activation [Conference]. https://www.osti.gov/biblio/1067519

Ruiz, C.L., Leeper, R.J., Hahn, K., Chandler, G.A., Torres, J., Smelser, R., & Smelser, R. (2012). A Novel Method for Modeling the Neutron Time of Flight (nTOF) Detector Response in Current Mode to Inertial Confinement Fusion Experimentsa [Conference]. https://www.osti.gov/biblio/1067534

Leeper, R.J., Chandler, G.A., Ruiz, C.L., & Ruiz, C.L. (2012). Absolute measurement of DT neutron yield on the national ignition facility [Conference]. https://www.osti.gov/biblio/1062845

Ruiz, C.L., Doyle, B.L., Leeper, R.J., Chandler, G.A., Hahn, K., McWatters, B.R., Smelser, R., Snow, C.S., & Snow, C.S. (2012). On the absolute calibration of a DT fusion neutron yield diagnostic [Conference]. https://www.osti.gov/biblio/1294333

Leeper, R.J. (2011). Recent progress in ignition fusion research on the National Ignition Facility. Plasma and Fusion Research, 6(2011). 10.1585/pfr.6.1104012

Stygar, W.A., Leeper, R.J., & Leeper, R.J. (2011). Hybrid Kinetic-Fluid Electromagnetic Simulations of Imploding High Energy Density Plasmas for IFE [Conference]. https://www.osti.gov/biblio/1111611

Ruiz, C.L., Torres, J., Leeper, R.J., Chandler, G.A., Cox, C.M., Doyle, B.L., Hahn, K., McWatters, B.R., Smelser, R., Snow, C.S., & Snow, C.S. (2011). On the Absolute Calibration of a DT Fusion Neutron Yield Diagnostic [Conference]. https://www.osti.gov/biblio/1106648

Leeper, R.J., Ruiz, C.L., Chandler, G.A., & Chandler, G.A. (2011). Absolute measurement of DT neutron yield on the national ignition facility [Conference]. https://www.osti.gov/biblio/1106045

Stygar, W.A., Leeper, R.J., & Leeper, R.J. (2010). Kinetic simulations of a deuterium-tritium z pinch with %3E10 6 neutron yield. Physics of Plasmas. https://www.osti.gov/biblio/1121284

Stygar, W.A., Leeper, R.J., & Leeper, R.J. (2010). Kinetic simulation of neutron production in a deuterium z-pinch [Conference]. https://www.osti.gov/biblio/1032918

Leeper, R.J. (2010). Design calculations for NIF convergent ablator experiments [Conference]. https://www.osti.gov/biblio/1031898

Leeper, R.J. (2010). Introduction to the ignition fusion research program on the National Ignition Facility [Conference]. https://www.osti.gov/biblio/1022954

Rochau, G.A., Leeper, R.J., & Leeper, R.J. (2010). X-Ray Ablation Rates in ICF Capsule Materials. Physics of Plasmas. https://www.osti.gov/biblio/1123310

Savage, M.E., Leeper, R.J., Leifeste, G.T., Lemke, R.W., Long, F.W., Lopez, M.R., Matzen, M.K., McKee, G.R., Stoltzfus, B., Struve, K., Atherton, B., Stygar, W.A., Thomas, R.D., Woodworth, J., Bliss, D.E., Cuneo, M.E., Davis, J., Hall, C., Herrmann, M.C., … Knudson, M.D. (2010). The Z Pulsed Power Driver Since Refurbishment [Conference]. https://www.osti.gov/biblio/1123431

Leeper, R.J. (2010). Introduction to the ignition fusion research program on the National Ignition Facility [Conference]. https://www.osti.gov/biblio/1021629

Stygar, W.A., Leeper, R.J., & Leeper, R.J. (2010). Impact of Rayleigh Taylor on neutron production in a deuterium Z-pinch [Conference]. https://www.osti.gov/biblio/1021108

Kellogg, J., Leeper, R.J., & Leeper, R.J. (2010). Streaked radiography diagnostic for ICF ablator tuning measurements [Conference]. https://www.osti.gov/biblio/984091

Stygar, W.A., Leeper, R.J., & Leeper, R.J. (2009). Deuterium gas puff z-pinch simulation with LSP [Conference]. https://www.osti.gov/biblio/1141746

Leeper, R.J., Rochau, G.A., & Rochau, G.A. (2009). X-ray conversion efficiency in low-Z and mid-Z lined hohlraum targets [Conference]. https://www.osti.gov/biblio/1142729

Matzen, M.K., Long, F.W., McKee, G.R., Mehlhorn, T., Schneider, L.X., Struve, K., Stygar, W.A., Weinbrecht, E.A., Atherton, B., Cuneo, M.E., Donovan, G., Hall, C., Herrmann, M.C., Kiefer, M.L., Leeper, R.J., Leifeste, G.T., & Leifeste, G.T. (2008). The refurbished Z facility : capabilities and recent experiments [Conference]. https://www.osti.gov/biblio/1028896

Leeper, R.J. (2008). FY2009 Z Experiment Proposal Package [Presentation]. https://www.osti.gov/biblio/1707824

Rochau, G.A., Leeper, R.J., & Leeper, R.J. (2008). X-Ray Ablation Rates in ICF Capsule Materials. Physical Review Letters. https://www.osti.gov/biblio/1145707

Leeper, R.J. (2008). Design of a Streaked Radiography Instrument for ICF Ablator Tuning Measurements. Review of Scientific Instruments, 79(10). https://doi.org/10.1063/1.2965021

Stygar, W.A., Savage, M.E., Speas, C.S., Struve, K., Donovan, G., Lee, J., Leeper, R.J., Leifeste, G.T., Mills, J.A., Rochau, G.A., Rochau, G.E., & Rochau, G.E. (2007). Differential B-dot and D-dot monitors for current and voltage measurements on a 20-MA 3-MV pulsed-power accelerator. Proposed for publication in Physical Review Special Topics - Accelerators and Beams.. https://www.osti.gov/biblio/946569

Rochau, G.A., Leeper, R.J., & Leeper, R.J. (2007). X-Ray Ablation Rates of ICF Capsule Materials [Conference]. https://www.osti.gov/biblio/1147322

Leeper, R.J. (2007). Radiography Progress on Sandia National Laboratories' Z Facility [Presentation]. https://www.osti.gov/biblio/1721405

Leeper, R.J., Rochau, G.A., & Rochau, G.A. (2007). Ablation Rate Measurements for ICF Capsule Materials [Conference]. https://www.osti.gov/biblio/1147367

Leeper, R.J., Ruiz, C.L., Chandler, G.A., Sinars, D., & Sinars, D. (2007). ZR Nejutron Diagnostic Suite [Conference]. https://www.osti.gov/biblio/1147332

Leeper, R.J. (2007). ZR Neutron Diagnostic Suite [Presentation]. 10.1088/1742-6596/112/3/032076

Bailey, J.E., Chandler, G.A., Leeper, R.J., Mehlhorn, T., Peterson, K.J., Lemke, R.W., Slutz, S.A., Ruiz, C.L., & Ruiz, C.L. (2007). High Performance Capsule Implosions Driven by the Z-pinch Dynamic Hohlraum. Plasma Physics and Controlled Fusion, 49(12B). https://doi.org/10.1088/0741-3335/49/12B/S55

Leeper, R.J. (2007). Nuclear Diagnostics for ICF and Pulsed Power Systems [Conference]. https://www.osti.gov/biblio/1147992

Leeper, R.J. (2007). Overview of Diagnostics on Z [Presentation]. https://www.osti.gov/biblio/1722818

Leeper, R.J. (2007). Operational Experience in Fielding the Z Diagnostic Suite in the Harsh Environment of the Z-Facility at Sandia National Laboratories [Conference]. https://www.osti.gov/biblio/1148138

Rochau, G.A., Leeper, R.J., & Leeper, R.J. (2007). Ablation Rate Measurements for ICF Capsule Materials [Conference]. https://www.osti.gov/biblio/1148456

Sanford, T.W.L., Bliss, D.E., Cuneo, M.E., Leeper, R.J., Nash, T.J., Rosenthal, S.E., Stygar, W.A., Jennings, C.A., & Jennings, C.A. (2007). Need to include wire array physics in MHD simulations if predictive capability is to be achieved [Conference]. https://www.osti.gov/biblio/1137316

Stygar, W.A., Cuneo, M.E., Headley, D.I., Ives, H.C., Leeper, R.J., Mazarakis, M.G., Olson, C.L., Porter, J.L., Wagoner, T.C., Woodworth, J.R., & Woodworth, J.R. (2007). Architecture of petawatt-class z-pinch accelerators. Physical Review Special Topics - Accelerators and Beams, 10(3). https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=33947507853&origin=inward

Sanford, T.W.L., Jennings, C.A., Rochau, G.A., Rosenthal, S.E., Sarkisov, G.S., Sasorov, P.V., Stygar, W.A., Bennett, L., Bliss, D.E., Chittenden, J.P., Cuneo, M.E., Haines, M.G., Leeper, R.J., Mock, R.C., Nash, T.J., Peterson, D.L., & Peterson, D.L. (2007). Wire initiation critical for radiation symmetry in Z-pinch-driven dynamic hohlraums [Conference]. Physical Review Letters. https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=33846989767&origin=inward

Sanford, T.W.L., Bliss, D.E., Cuneo, M.E., Leeper, R.J., Nash, T.J., Rosenthal, S.E., Stygar, W.A., & Stygar, W.A. (2007). Progress and New Understanding in Z-Pinch Driven Dynamic-Hohlraums for High-Temperature Radiation-Flow and ICF Experiments at Sandia National Laboratories on Z [Presentation]. https://www.osti.gov/biblio/1724528

Sanford, T.W.L., Bliss, D.E., Cuneo, M.E., Leeper, R.J., Nash, T.J., Rosenthal, S.E., Stygar, W.A., Jennings, C.A., & Jennings, C.A. (2006). An overview of the Dynamic Hohlraum source at Sandia National Laboratories [Conference]. https://www.osti.gov/biblio/1264634

Chandler, G.A., Ruiz, C.L., Bailey, J.E., Coverdale, C.A., Rochau, G.A., Slutz, S.A., Leeper, R.J., Mehlhorn, T., & Mehlhorn, T. (2006). CR39 based Neutron Yield Measurements on the Z-Accelerator [Conference]. https://www.osti.gov/biblio/1264106

Sanford, T.W.L., Bliss, D.E., Cuneo, M.E., Leeper, R.J., Nash, T.J., Rosenthal, S.E., Stygar, W.A., Jennings, C.A., & Jennings, C.A. (2006). Progress in Z-Pinch Driven Dynamic-Hohlraums for High-Temperature Radiation-Flow and ICF Experiments at Sandia National Laboratories on Z [Presentation]. 10.1088/0741-3335/46/12B/036