A metallic salt including at least one anion having a heterocyclic aromatic structure represented by one of Formulae 1 to 3; and a metallic cation:
wherein, in Formulae 1 to 3, each X is independently N, P, or As, one of A
1
and A
2
is an electron-donating group, and the other one is an electron-withdrawing group, ring, Ar
1
and ring Ar
2
are as defined herein, L is a linker group as defined herein, m is an integer from 1 to 5, and n is an integer from 0 to 5.
一种
金属盐,其中至少包括一种带有异环芳香结构的阴离子,其由以下公式之一表示:和一个
金属阳离子:其中,在公式1至3中,每个X独立地为N、P或As,A1和A2中的一个是电子给予基团,另一个是电子抽出基团,环Ar1和环Ar2如本文所定义,L是如本文所定义的连接基团,m是1到5之间的整数,n是0到5之间的整数。