Accepted Manuscript Lanthanum (oxy)boride thin films for thermionic emission applications A. Bellucci, M. Mastellone, S. Orlando, M. Girolami, A. Generosi, B. Paci, P. Soltani, A. Mezzi, S. Kaciulis, R. Polini, D.M. Trucchi PII: S0169-4332(19)30261-2 DOI: https://doi.org/10.1016/j.apsusc.2019.01.230 Reference: APSUSC 41629 To appear in: Applied Surface Science Received date: 12 November 2018 Revised date: 22 January 2019 Accepted date: 25 January 2019 Please cite this article as: A. Bellucci, M. Mastellone, S. Orlando, et al., Lanthanum (oxy)boride thin films for thermionic emission applications, Applied Surface Science, https://doi.org/10.1016/j.apsusc.2019.01.230 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.