Figure 6
From: Preparation of colourless phosphate glass by stabilising higher Fe[II] in microwave heating

Fe-redox ratio [Fe2+/∑ Fe] in the glasses with varying concentration of Sn in microwave heating.
From: Preparation of colourless phosphate glass by stabilising higher Fe[II] in microwave heating

Fe-redox ratio [Fe2+/∑ Fe] in the glasses with varying concentration of Sn in microwave heating.