Table 1

HWA effect on the color of PSi powders as a function of porosity
Name Porosity Initial color Color after HWA
P54 54 % Dark brown Light brown
P64 64 % Dark brown Light tan
L8 69 % Dark brown Light tan
L9 84 % Dark brown Off-white

Colors of PSi powders before and after HWA. Actual pictures of the powders can be seen in Figure 1.

Gelloz et al.

Gelloz et al. Nanoscale Research Letters 2012 7:382   doi:10.1186/1556-276X-7-382

Open Data