Observational study of chromospheric heating by acoustic waves V. Abbasvand, M. Sobotka, M. Švanda, P. Heinzel, M. García-Rivas, C. Denker, H. Balthasar, M. Verma, I. Kontogiannis, J. Koza et al. (2 more) A&A, 642 (2020) A52 Published online: 02 October 2020 DOI: 10.1051/0004-6361/202038559