Zobrazeno 1 - 10
of 93
pro vyhledávání: '"Richard R. Leach"'
Autor:
Richard R. Leach, Abdul A. S. Awwal
Publikováno v:
Optics and Photonics for Information Processing XII.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::212544a3cc84232b04881652a02230eb
https://doi.org/10.1117/12.2321958
https://doi.org/10.1117/12.2321958
Autor:
Richard R. Leach, V. Miller Kamm, G Brunton, R. Lowe-Webb, K. Wilhelmsen, Abdul A. S. Awwal, R. Wilson, S. C. Burkhart, D McGuigan
Publikováno v:
Fusion Engineering and Design. 87:1989-1993
Automated alignment for the National Ignition Facility (NIF) is accomplished using a large-scale parallel control system that directs 192 laser beams along the 300 m optical path. The beams are then focused down to a 50 μ spot in the middle of the t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::440d2de9e9ad2e547cf3409d08321056
https://doi.org/10.1016/j.fusengdes.2012.09.021
https://doi.org/10.1016/j.fusengdes.2012.09.021
Autor:
S. C. Burkhart, Simon J. Cohen, R. Lowe-Webb, Vicki Miller-Kamm, Richard R. Leach, K. Wilhelmsen, Abdul A. S. Awwal
Publikováno v:
Fusion Engineering and Design. 87:2140-2144
The National Ignition Facility (NIF) is a high power laser system capable of supporting high-energy-density experimentation as a user facility for the next 30 years. In order to maximize the facility availability, preventive maintenance enhancements
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::42e8764d9f5532af6011611e6d0e5f9e
https://doi.org/10.1016/j.fusengdes.2012.04.021
https://doi.org/10.1016/j.fusengdes.2012.04.021
Autor:
Victoria Miller Kamm, D McGuigan, Daniel Potter, Laura M. Kegelmeyer, Mike C. Nostrand, Raelyn Clark, Pamela K. Whitman, J. Thad Salmon, J.G. Senecal, A. Conder, Richard R. Leach
Publikováno v:
Fusion Engineering and Design. 87:2120-2124
The National Ignition Facility (NIF) is a high-energy laser facility comprised of 192 beamlines that house thousands of optics. These optics guide, amplify and tightly focus light onto a tiny target for fusion ignition research and high energy densit
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b6097b7f39fc98706c5fb3df7b50467f
https://doi.org/10.1016/j.fusengdes.2012.09.017
https://doi.org/10.1016/j.fusengdes.2012.09.017
Autor:
Victoria J. Miller-Kamm, R. Lowe-Webb, Charles D. Orth, K. Wilhelmsen, Abdul A. S. Awwal, Randy S. Roberts, Richard R. Leach
Publikováno v:
SPIE Proceedings.
The Advance Radiographic Capability (ARC) at the National Ignition Facility (NIF) is a laser system that employs up to four petawatt (PW) lasers to produce a sequence of short-pulse kilo-Joule laser pulses with controllable delays that generate X-ray
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6073c9eae35baef79814ef36b6b2586c
https://doi.org/10.1117/12.2239434
https://doi.org/10.1117/12.2239434
Publikováno v:
Conference on Lasers and Electro-Optics.
The Automatic Alignment system in the National Ignition Facility is responsible for aligning 192 laser beams using camera sensor images. This paper reviews some of the image processing algorithms that generate the crucial alignment positions.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4da49e0bee3e4ad272975afc68d27053
https://doi.org/10.1364/cleo_si.2016.sm2m.3
https://doi.org/10.1364/cleo_si.2016.sm2m.3
Autor:
Richard R. Leach, K. Wilhelmsen, Abdul A. S. Awwal, David A. Smauley, Randy S. Roberts, R. Lowe-Webb, T. Salmon, Simon J. Cohen
Publikováno v:
SPIE Proceedings.
The Advance Radiographic Capability (ARC) at the National Ignition Facility (NIF) is a laser system that employs up to four petawatt (PW) lasers to produce a sequence of short pulses that generate X-rays which backlight high-density inertial confinem
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::454beef9f0e6d7b59827aea5c29411a6
https://doi.org/10.1117/12.2189563
https://doi.org/10.1117/12.2189563
Autor:
Richard R. Leach, Victoria Miller Kamm, R. Lowe-Webb, Michael C. Rushford, Erlan S. Bliss, K. Wilhelmsen, Abdul A. S. Awwal, Randy S. Roberts
Publikováno v:
SPIE Proceedings.
Four of the 192 beams of the National Ignition Facility (NIF) are currently being diverted into the Advanced Radiographic Capability (ARC) system to generate a sequence of short (1-50 picoseconds) 1053 nm laser pulses. When focused onto high Z wires
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d00c3d0b517cd28321faa2b768705683
https://doi.org/10.1117/12.2190065
https://doi.org/10.1117/12.2190065
Autor:
Michael C. Rushford, Erlan S. Bliss, John E. Heebner, Charles D. Orth, K. Wilhelmsen, Abdul A. S. Awwal, Randy S. Roberts, Richard R. Leach, R. Lowe-Webb
Publikováno v:
SPIE Proceedings.
The Advanced Radiographic Capability (ARC) at the National Ignition Facility (NIF) is a petawatt-class, short-pulse laser system designed to provide x-ray backlighting of NIF targets. ARC uses four NIF beamlines to produce eight beamlets to create a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5ac652038f572b31d98aced4f92d2f1f
https://doi.org/10.1117/12.2190252
https://doi.org/10.1117/12.2190252
Autor:
Richard R. Leach, Tony Ngo, Victoria Miller Kamm, K. Wilhelmsen, Abdul A. S. Awwal, Randy S. Roberts, R. Lowe-Webb
Publikováno v:
SPIE Proceedings.
The current automation of image-based alignment of NIF high energy laser beams is providing the capability of executing multiple target shots per day. An important aspect of performing multiple shots in a day is to reduce additional time spent aligni
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::511169efa3fbd04ca9bb7a01ec7451ca
https://doi.org/10.1117/12.2083537
https://doi.org/10.1117/12.2083537