Accepted Manuscript Up-converting LuF 3 and NaLuF 4 fluorides doped with Yb 3+ /Er 3+ or Yb 3+ /Tm 3+ ions for latent fingermarks detection Aleksandra Bartkowiak, Antoni Siejca, Krzysztof Borkowski, Stefan Lis, Tomasz Grzyb PII: S0925-8388(18)34906-5 DOI: https://doi.org/10.1016/j.jallcom.2018.12.344 Reference: JALCOM 48987 To appear in: Journal of Alloys and Compounds Received Date: 24 September 2018 Revised Date: 27 December 2018 Accepted Date: 28 December 2018 Please cite this article as: A. Bartkowiak, A. Siejca, K. Borkowski, S. Lis, T. Grzyb, Up-converting LuF 3 and NaLuF 4 fluorides doped with Yb 3+ /Er 3+ or Yb 3+ /Tm 3+ ions for latent fingermarks detection, Journal of Alloys and Compounds (2019), doi: https://doi.org/10.1016/j.jallcom.2018.12.344. This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. 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.