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Figure 21
(Top) Spectra of 5 Å-optimized 15 cm long box moderator (blue line), 2 Å-optimized 6 cm long box moderator (orange line), 2 Å-optimized assembly made of two staircases with three steps each (green line) and the current disk moderator (red line). Units are chosen in such a way that the minimum brightness of the disk moderator is unity. (Bottom) Brightness gains g of the new box moderators (15 cm long box — blue line, 6 cm long box — orange line) and of the assembly relative to the current disk moderator |

journal menu![[Figure 21]](chn5004fig21.jpg)
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