X-Ray Optics and Instrumentation / 2008 / Article / Tab 2

Research Article

High Definition X-Ray Fluorescence: Principles and Techniques

Table 2

Examples of nominal operating parameters for focusing, monochromatic X-ray beams integrated with microfocus X-ray sources.

Optic crystal X-ray lineEnergy (keV)Source power (W)Bragg angle ( )Capture angle (sr)Nominal focal spot size, FWHM ( m)Flux (cps)Working distance (mm)

Ge 220
Cr Kα15.41435.10.0380 120
Si 111
Cu Kα18.01414.20.01550 150
Si 111
Cu Kα18.05014.20.01150 150
Si 220
Cu Kα18.01422.80.0150 135
Si 220
W Lα18.41022.60.0120 80
Si 220
Mo Kα117.51410.60.0160 120

We are committed to sharing findings related to COVID-19 as quickly as possible. We will be providing unlimited waivers of publication charges for accepted research articles as well as case reports and case series related to COVID-19. Review articles are excluded from this waiver policy. Sign up here as a reviewer to help fast-track new submissions.