Design of a Toroidal VLS Monochromator Grating for Photon Energies from 3 to 8 keV.

Autor: Heidemann, Klaus F.
Předmět:
Zdroj: AIP Conference Proceedings; 2007, Vol. 879 Issue 1, p663-666, 4p, 1 Diagram, 4 Graphs
Abstrakt: A design procedure of an imaging grating monochromator for the photon energy range from 3 to 8 keV is described. The mutual optimization of the toroidal grating with varied line spacing and of the monochromator configuration results in a theoretical resolving power of more than 1000. A significant improvement by more than a factor of 10 is achieved by changing the long toroidal radius with the photon energy by bending the substrate. © 2007 American Institute of Physics [ABSTRACT FROM AUTHOR]
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