15-19 April 2018
Paradise Point Resort & Spa
America/Los_Angeles timezone

14.34 The Single Line-of-Sight, Time-Resolved X-Ray Imager on OMEGA

19 Apr 2018, 10:30
2h 1m
Paradise Point Resort & Spa

Paradise Point Resort & Spa

1404 Vacation Rd, San Diego, CA 92109

Speakers

Theobald Wolfgang (Laboratory for Laser Energetics, University of Rochester) Charles Sorce (Laboratory for Laser Energetics, University of Rochester) Mark Bedzyk (Laboratory for Laser Energetics, University of Rochester) Steven T. Ivancic (Laboratory for Laser Energetics, University of Rochester) Frederic J. Marshall (Laboratory for Laser Energetics, University of Rochester) Christian Stoeckl (Laboratory for Laser Energetics, University of Rochester) Rahul C. Shah (Laboratory for Laser Energetics, University of Rochester) Michael Lawrie (Laboratory for Laser Energetics, University of Rochester) Sean P. Regan (Laboratory for Laser Energetics, University of Rochester) T. Craig Sangster (Laboratory for Laser Energetics, University of Rochester) E. Michael Campbell (Laboratory for Laser Energetics, University of Rochester) Terry Hilsabeck (General Atomics) Kyle Engelhorn (General Atomics) Joe D. Kilkenny (General Atomics) Dean Morris (General Atomics) Mark Chung (TMC2 Innovations LLC) Jonathan D. Hares (Kentech Instruments Ltd) Anthony K. L. Dymoke Bradshaw (Kentech Instruments Ltd) Perry M. Bell (Lawrence Livermore National Laboratory) John R. Celeste (Lawrence Livermore National Laboratory) Arthur C. Carpenter (Lawrence Livermore National Laboratory) Matthew Dayton (Lawrence Livermore National Laboratory) Dave K. Bradley (Lawrence Livermore National Laboratory) Mark C. Jackson (Lawrence Livermore National Laboratory) Louisa A. Pickworth (Lawrence Livermore National Laboratory) Sabrina Nagel (Lawrence Livermore National Laboratory) Greg Rochau (Sandia National Laboratories) John Porter (Sandia National Laboratories) Marcos Sanchez (Sandia National Laboratories) Liam Claus (Sandia National Laboratories) G. Robertson (Sandia National Laboratories) Q. Looker (Sandia National Laboratories)

Description

The single-line-of-sight, time-resolved x-ray imager (SLOS-TRXI) on OMEGA is a new generation of fast-gated x-ray cameras comprising an electron pulse-dilation imager [1] and a nanosecond-gated, burst-mode hybrid complementary metal-oxide semiconductor sensor.[2] SLOS-TRXI images the core of imploded cryogenic deuterium–tritium shells in inertial confinement fusion experiments in the ~4- to 9-keV photon energy range with a pinhole imager onto a photocathode. The diagnostic is mounted on a fixed port almost perpendicular to a 16-channel, framing-camera–based, time-resolved Kirkpatrick–Baez microscope,[3] providing a second time-gated line-of-sight for hot-spot imaging on OMEGA. The diagnostic achieves ~30-ps temporal resolution and a spatial resolution of ~10 mu. Shots with neutron yields of up to 1e14 were taken without any hint of neutron-induced background signal. The implosion images from SLOS-TRXI show the evolution of the stagnating core. This material is based upon work supported by the Department of Energy National Nuclear Security Administration under Award Number DE-NA0001944.
[1] T. J. Hilsabeck et al., Rev. Sci. Instrum. 81, 10E317 (2010).
[2] L. Claus et al., Proc. SPIE 9591, 95910P (2015).
[3] F. J. Marshall et al., Rev. Sci. Instrum. 88, 093702 (2017).

Primary author

Theobald Wolfgang (Laboratory for Laser Energetics, University of Rochester)

Co-authors

Charles Sorce (Laboratory for Laser Energetics, University of Rochester) Mark Bedzyk (Laboratory for Laser Energetics, University of Rochester) Steven T. Ivancic (Laboratory for Laser Energetics, University of Rochester) Frederic J. Marshall (Laboratory for Laser Energetics, University of Rochester) Christian Stoeckl (Laboratory for Laser Energetics, University of Rochester) Rahul C. Shah (Laboratory for Laser Energetics, University of Rochester) Michael Lawrie (Laboratory for Laser Energetics, University of Rochester) Sean P. Regan (Laboratory for Laser Energetics, University of Rochester) T. Craig Sangster (Laboratory for Laser Energetics, University of Rochester) E. Michael Campbell (Laboratory for Laser Energetics, University of Rochester) Terry Hilsabeck (General Atomics) Kyle Engelhorn (General Atomics) Joe D. Kilkenny (General Atomics) Dean Morris (General Atomics) Mark Chung (TMC2 Innovations LLC) Jonathan D. Hares (Kentech Instruments Ltd) Anthony K. L. Dymoke Bradshaw (Kentech Instruments Ltd) Perry M. Bell (Lawrence Livermore National Laboratory) John R. Celeste (Lawrence Livermore National Laboratory) Arthur C. Carpenter (Lawrence Livermore National Laboratory) Matthew Dayton (Lawrence Livermore National Laboratory) Dave K. Bradley (Lawrence Livermore National Laboratory) Mark C. Jackson (Lawrence Livermore National Laboratory) Louisa A. Pickworth (Lawrence Livermore National Laboratory) Sabrina Nagel (Lawrence Livermore National Laboratory) Greg Rochau (Sandia National Laboratories) John Porter (Sandia National Laboratories) Marcos Sanchez (Sandia National Laboratories) Liam Claus (Sandia National Laboratories) G. Robertson (Sandia National Laboratories) Q. Looker (Sandia National Laboratories)

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