FIG. S1
figure
posted on 2025-10-31, 12:07 authored by Bo Guo, Shuanghua Wu, Yue Ma, Dexiang Liu, Weiwang Zeng, Guangkuo Zhang, Jianfei Hua, Wei LuTransmissions of the filter set: (a) Dependence of filter transmittance on X-ray energy. The filter numbering is as follows: #1 Al-0.34mm, #2 Al-0.73mm, #3 Al-1.2mm, #4 Al-1.92mm, #5 Al-3.43mm, #6 Al-4.94mm, #7 Al-7.98mm, #8 Cu-0.35mm, #9 Cu-0.83mm, #10 Cu-1.53mm, #11 Cu-2.53mm, #12 Cu-4.02mm, #13 Cu-6.02mm, and #14 Cu-9.04mm. (b)-(c) Experimentally measured transmittance of each filter for the 0.5-mm gas jet (b) and the 1-mm gas jet (c).
