Journal Pre-proofs Research paper Investigation of the rare earth-based LaYO 3 (Y= Cr and Mn) perovskites by ab-initio approach N.A. Noor, Ujala Anwar, A. Mahmood PII: S0009-2614(19)31012-7 DOI: https://doi.org/10.1016/j.cplett.2019.137031 Reference: CPLETT 137031 To appear in: Chemical Physics Letters Received Date: 28 September 2019 Revised Date: 12 November 2019 Accepted Date: 7 December 2019 Please cite this article as: N.A. Noor, U. Anwar, A. Mahmood, Investigation of the rare earth-based LaYO 3 (Y= Cr and Mn) perovskites by ab-initio approach, Chemical Physics Letters (2019), doi: https://doi.org/10.1016/ j.cplett.2019.137031 This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2019 Published by Elsevier B.V.