Retraction comment from Editors
Editorial office retracted this article [1], since it contains previously published material [2]. The author agrees to this retraction.
[1] M. Kumar. Effect of grain orientation on friction and wear behavior of AZ91 magnesium alloy. Lett. Mater., 2021, 11(2) 135-139, https://doi.org/10.22226/2410-3535-2021-2-135-139.
[2] D. Kumar, N.N. Gosvami, J. Jain. Influence of crystallographic orientation on nanoscale friction and wear mechanisms of the AZ91 alloy. Tribology Letters. 2020. V. 68, Art. 89. https://doi.org/10.1007/s11249-020-01330-9.