Quantitative Imaging and In Situ Concentration Measurements of Quantum Dot Nanomaterials in Variably Saturated Porous Media

Table 2

RGB image and hue image of the calibration cells under UV light exposure.

QDS concentration (ppm)	Water saturation (%)
	0%		25%		50%		75%		100%
	RGB; image	Hue; image	RGB; image	Hue; image	RGB; image	Hue; image	RGB; image	Hue; image	RGB; image	Hue; image
40 ppm
100 ppm
150 ppm
200 ppm
300 ppm
500 ppm