Correction: Ultra-broadband microwave absorption of (Mn<sub>0.2</sub>Fe<sub>0.2</sub>Zn<sub>1.2</sub>)<sub><i>x</i></sub> substituted Co<sub>2</sub>Y hexaferrites with a self-aligned sheet stacked, highly <i>c</i>-axis oriented and multi-domain structure
Journal of materials chemistry. A