doi: 10.1557/jmr.2014.171, Published by Cambridge University Press, 24 July 2014.
This articleReference Ye, Tang, Song and Kuang1 has been retracted by the corresponding author, G. Tang.
In Figs. 5(6) and 5(h), lead author X. Ye duplicated the microstructure figures to interpret the samples with different processing parameters.