1. Retraction Note: Investigation and improvement of layered lithium-ion nano-batteries by iron effect on storage energy efficiency. Author Haider, Mohammed J., Hadi, Aseel Abdulkreem, Saimon, Jehan Admon, and Haider, Adawiya J. Subjects *ENERGY consumption, *IRON, *IRON-nickel alloys, *ENERGY storage Abstract A correction to this paper has been published: https://doi.org/10.1007/s11051-021-05233-1 [ABSTRACT FROM AUTHOR] Published 2021 Full Text View/download PDF