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

2.30 The Dilation Aided Single-Line-of-Sight Camera for the National Ignition Facility, Characterization and Fielding

16 Apr 2018, 10:45
2h 15m
Paradise Point Resort & Spa

Paradise Point Resort & Spa

1404 Vacation Rd, San Diego, CA 92109

Speakers

Sabrina R. Nagel (Lawrence Livermore National Laboratory) A. C. Carpenter (Lawrence Livermore National Laboratory) J. Park (Lawrence Livermore National Laboratory) M. S. Dayton (Lawrence Livermore National Laboratory) P. M. Bell (Lawrence Livermore National Laboratory) D. K. Bradley (Lawrence Livermore National Laboratory) B. T. Funsten (Lawrence Livermore National Laboratory) B. W. Hatch (Lawrence Livermore National Laboratory) S. Heerey (Lawrence Livermore National Laboratory) J. M. Hill (Lawrence Livermore National Laboratory) J. P. Holder (Lawrence Livermore National Laboratory) E. R. Hurd (Lawrence Livermore National Laboratory) C. C. Macaraeg (Lawrence Livermore National Laboratory) P. B. Patel (Lawrence Livermore National Laboratory) R. B. Petre (Lawrence Livermore National Laboratory) K. Piston (Lawrence Livermore National Laboratory) C. A. Trosseille (Lawrence Livermore National Laboratory) K. Engelhorn (General Atomics) T. J. Hilsabeck (General Atomics) T. M. Chung (TMC2 Innovations LLC) A. K. L. Dymoke-Bradshaw (Kentech Instruments Ltd) J. D. Hares (Kentech Instruments Ltd) L. D. Claus (Sandia National Laboratories) T. D. England (Sandia National Laboratories) B. B. Mitchell (Sandia National Laboratories) J. L. Porter (Sandia National Laboratories) G. Robertson (Sandia National Laboratories) M. O. Sanchez (Sandia National Laboratories)

Description

Crystal x-ray imaging is frequently used in inertial confinement fusion and laser-plasma interaction applications, as it has advantages compared to pinhole imaging, such as higher signal throughput, better achievable spatial resolution and chromatic selection. However, currently used x-ray detectors are only able to obtain a single time resolved image per crystal. The dilation aided single-line-of-sight x-ray camera described here, designed for the National Ignition Facility (NIF) combines two recent diagnostic developments, the pulse dilation principle used in the dilation x-ray imager (DIXI) and a ns-scale multi-frame camera that uses a hold-and-readout circuit for each pixel (hCMOS). This enables multiple images to be taken from a single-line-of-sight with high spatial and temporal resolution. At the moment, the instrument can record two single-line-of-sight images with spatial and temporal resolution of 35 µm and down to 35 ps, respectively, with a planned upgrade doubling the number of images to four. Here we present the dilation aided single-line-of-sight camera for the NIF, including the x-ray characterization measurements obtained at the COMET laser and the results from the initial timing shot on the NIF. Prepared by LLNL under Contract DE-AC52-07NA27344. LLNL-ABS-7439

Primary author

Sabrina R. Nagel (Lawrence Livermore National Laboratory)

Co-authors

A. C. Carpenter (Lawrence Livermore National Laboratory) J. Park (Lawrence Livermore National Laboratory) M. S. Dayton (Lawrence Livermore National Laboratory) P. M. Bell (Lawrence Livermore National Laboratory) D. K. Bradley (Lawrence Livermore National Laboratory) B. T. Funsten (Lawrence Livermore National Laboratory) B. W. Hatch (Lawrence Livermore National Laboratory) S. Heerey (Lawrence Livermore National Laboratory) J. M. Hill (Lawrence Livermore National Laboratory) J. P. Holder (Lawrence Livermore National Laboratory) E. R. Hurd (Lawrence Livermore National Laboratory) C. C. Macaraeg (Lawrence Livermore National Laboratory) P. B. Patel (Lawrence Livermore National Laboratory) R. B. Petre (Lawrence Livermore National Laboratory) K. Piston (Lawrence Livermore National Laboratory) C. A. Trosseille (Lawrence Livermore National Laboratory) K. Engelhorn (General Atomics) T. J. Hilsabeck (General Atomics) T. M. Chung (TMC2 Innovations LLC) A. K. L. Dymoke-Bradshaw (Kentech Instruments Ltd) J. D. Hares (Kentech Instruments Ltd) L. D. Claus (Sandia National Laboratories) T. D. England (Sandia National Laboratories) B. B. Mitchell (Sandia National Laboratories) J. L. Porter (Sandia National Laboratories) G. Robertson (Sandia National Laboratories) M. O. Sanchez (Sandia National Laboratories)

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