Non-SI unit of @E01929@. It is equal to the @E01929@ for two charges of \(10^{-10}\ \text{franklin}\) separated by \(1\ \text{ångström}\), \(\text{D}=10^{-18}\ \text{Fr}\ \text{cm}\approx 3.335 \,64\times 10^{-30}\ \text{C}\ \text{m}\).
Source: Green Book, 2
nd ed., p. 115 [
Terms] [
Book]