Presentation
8 June 2023 Development of the MeV Thomson-scattered gamma ray source using laser plasma accelerators at the BELLA Center
Qiang Chen, Robert Jacob, Jeroen van Tilborg, Anthony Gonsalves, Kei Nakamura, Carl Schroeder, Eric Esarey, Cameron Geddes
Author Affiliations +
Abstract
Secondary radiation sources using compact laser plasma accelerators, including narrow bandwidth Thomson gamma ray, femtosecond betatron X-rays, and novel x-ray free-electron lasers, have broad scientific and societal applications. The Thomson gamma ray source up to MeV photon energies developed at the Hundred Terawatt (HTW) line of BELLA Center has been applied in recent experiments like 3D gamma tomography and 3D single view gamma lidar, allowing us to gain insight into its application capabilities ranging from spatial resolution, penetration depth, and single-shot acquisition viability. Recent upgrades on the laser system will be presented in context of accelerator and photon source improvements, such as active laser stabilization, laser mode improvements with a deformable mirror, and temporal shaping concepts.
Conference Presentation
© (2023) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Qiang Chen, Robert Jacob, Jeroen van Tilborg, Anthony Gonsalves, Kei Nakamura, Carl Schroeder, Eric Esarey, and Cameron Geddes "Development of the MeV Thomson-scattered gamma ray source using laser plasma accelerators at the BELLA Center", Proc. SPIE PC12582, Compact Radiation Sources from EUV to Gamma-rays: Development and Applications, PC125820C (8 June 2023); https://doi.org/10.1117/12.2665755
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KEYWORDS
Gamma radiation

Plasma

3D acquisition

Laser stabilization

X-rays

Laser systems engineering

Modes of laser operation

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