Figure 3
(a) Calculated energy resolutions for symmetric Si 111 (α = 0°) and asymmetric Si 111 (α = 6° and 4°) crystals with the SPring-8 standard undulator source, using ΔE/E = (Ω2 + ω2)1/2 cot θB. (b) Calculated flux gains of asymmetrically cut double-crystal monochromators with absorption. |