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Abstract
A novel design of a 1-D imaging X-ray spectrometer is implemented, using a high efficiency HOPG (highly oriented pyrolitic graphite) Bragg crystal and a double-entrance-slit. The double slit provides self-calibration of the imaging magnification. The spatial and spectral resolutions and dispersion are characterised both analytically and by ray tracing simulations. A key feature of this approach is that it enables the X-ray spectrum to be measured over different regions of the plasma source. The application of this instrument is demonstrated in high intensity laser-foil interaction experiments.
Original language | English |
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Pages (from-to) | 145-149 |
Number of pages | 5 |
Journal | Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment |
Volume | 653 |
Issue number | 1 |
DOIs | |
Publication status | Published - 11 Oct 2011 |
Keywords
- laser plasma interaction
- X-ray spectroscopy
- plasmas
- laser
- ions
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Dive into the research topics of 'Spatially resolved X-ray spectroscopy using a flat HOPG crystal'. Together they form a unique fingerprint.Projects
- 1 Finished
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KEY PHYSICS FOR INERTIAL CONFINEMENT DIAGNOSED BY ION EMISSION
McKenna, P. (Principal Investigator)
EPSRC (Engineering and Physical Sciences Research Council)
1/10/07 → 30/09/11
Project: Research