Non-linear torsional Alfvén waves evolving in stratified viscous plasmas: Coronal hole plumes S. M. Hejazi, S. Vasheghani Farahani, K. Hajisharifi and H. Mehdian A&A, 690 (2024) A85 Published online: 01 October 2024 DOI: 10.1051/0004-6361/202450550