The authors, affliliations, and footnotes were listed in the incorrect order in the original article. They are listed correctly above.

Equation 7

ε0Emax2={B1+B124A1C12A1,λ1λ2s,16c[(4U12λ1λ2U11λ12U22λ22)]+(4U12λ1λ2U11λ12U22λ22)2+12λ12λ22(U11U22U122),λ1λ2>s,}

is revised below to include a missing bracket on the right.

ε0Emax2={B1+B124A1C12A1,λ1λ2s,16c[(4U12λ1λ2U11λ12U22λ22)+(4U12λ1λ2U11λ12U22λ22)2+12λ12λ22(U11U22U122),]λ1λ2>s,}

Equation 9

ε0Emax2={B1+B124A1C12A1λ12λ22,λ1λ2s,16c[(4U12λ11λ21U11λ22U22λ12)]+(4U12λ11λ21U11λ22U22λ12)2+12λ12λ22(U11U22U122),λ1λ2>s,}

is revised below to include a missing bracket on the right.

ε0Emax2={B1+B124A1C12A1λ12λ22,λ1λ2s,16c[(4U12λ11λ21U11λ22U22λ12)+(4U12λ11λ21U11λ22U22λ12)2+12λ12λ22(U11U22U122)],λ1λ2>s,}