Accepted Manuscript Performance enhancement of an argon-based propellant in a Hall thruster Junko Yamasaki, Shigeru Yokota, Kohei Shimamura PII: S0042-207X(18)30244-6 DOI: 10.1016/j.vacuum.2018.09.042 Reference: VAC 8255 To appear in: Vacuum Received Date: 10 February 2018 Revised Date: 20 September 2018 Accepted Date: 21 September 2018 Please cite this article as: Yamasaki J, Yokota S, Shimamura K, Performance enhancement of an argon- based propellant in a Hall thruster, Vacuum (2018), doi: https://doi.org/10.1016/j.vacuum.2018.09.042. 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.