AUTHOR=Zhu Liu , Zhang Yu-Xiang , Wang Jin-Fang , Luo Lai-Ma TITLE=High-Performance Al–Si Coatings Toward Enhancing Oxidation Resistance of Tungsten by Halide-Activated Pack Cementation JOURNAL=Frontiers in Materials VOLUME=Volume 7 - 2020 YEAR=2020 URL=https://www.frontiersin.org/journals/materials/articles/10.3389/fmats.2020.00136 DOI=10.3389/fmats.2020.00136 ISSN=2296-8016 ABSTRACT=Abstract