Retraction Note: Unveiling high-performance carburized mild steel using coconut shell ash and CaCO3 nanoparticles derived from periwinkle shell (The International Journal of Advanced Manufacturing Technology, (2023), 126, 9-10, (4711-4721), 10.1007/s00170-023-11399-w)

The Editor-in-Chief has retracted this article. The article was shown to contain significant overlap with a publication under consideration at the same time and published shortly before, by the same authors [1]. The authors have failed to provide a sufficient response to these concerns. The Editor has lost confidence in the data and conclusions of this article. The authors have not responded to correspondence from the publisher regarding this retraction.