Investigation on microstructure and mechanical properties of Al/Cu butt joints by CMT method in asymmetrical V-groove configurationGang Li, Jufeng Song, Xiaofeng Lu, Xiaolei Zhu, Shengyu Xu and Yupeng GuoMetall. Res. Technol., 117 3 (2020) 303DOI: https://doi.org/10.1051/metal/2020028