Table 3. Simulation parameters.

Contrast Agent	Iodine	Gadolinium
K-edge energy	33.17 keV	50.24 keV
X-ray tube	60 kVp, Tungsten 0.7 mm Cu filter	90 kVp, Tungsten 0.7 mm Cu filter
MuCLS	35.0 keV peak energy 4% FWHM	55.0 keV peak energy 4% FWHM
Contrast media concentrations	high: 75 mg/mllow: 50 mg/ml	high: 75 mg/mllow: 50 mg/ml
Photons in Flatfield (x-ray tube/MuCLS)	4230/3000	15000/15000
Detector sensor	700 μm CsI	700 μm CsI
QE of detector sensor (x-ray tube/MuCLS)	98.3%/99.5%	88.2%/97.27%
Muscle tissue depth	3 cm	10 cm