Dopant Concentration and Effective Atomic Number of Copper-Doped Potassium Borate Glasses

Table 1

Identification of the compositions and concentrations of undoped potassium borate glass by SEM.

Element	Weight %	𝑊𝑖	𝑍	𝐴𝑤
B K	26.24	0.2623	5	10.811
O K	61.51	0.6151	8	15.999
K K	12.25	0.1225	19	39.098
Total	100	1.0		36.546

𝐴_𝑤: the atomic weight, 𝑍: the atomic number of the element, and 𝑊_𝑖: the fractional weight.