Retraction Note: Explicit simultaneous enhancement of adhesion strength and wear resistance of functional value-added epoxy-functionalized rice husk ash nanoparticle composite coating (The International Journal of Advanced Manufacturing Technology, (2020), 109, 7-8, (2205-2214), 10.1007/s00170-020-05758-0)

The Editor-in-Chief has retracted this article. A number of image integrity concerns were raised after publication by a third party. Specifically: • figure 2 appears to overlap with figure 1 of an article under consideration at the same time [1] • figure 3 appears to overlap with figure 2 of [1] • figure 4 appears to overlap with figure 3 of [1] • figure 5 appears to overlap with figure 4 of [1] and partially overlap with figure 3A in [2] • figure 10 appears to overlap with figure 13 of [1] • figure 17D appears to overlap with figure 12D of [1] The author was unable to provide a response to these concerns. The Editor-in-Chief has lost confidence in the data and conclusions of this article. Author Victor Sunday Aigbodion disagrees with this retraction.