Grafström, Jonas
Funding for this research was provided by:
Svenska Forskningsrådet Formas
Lulea University of Technology
Article History
Received: 2 October 2025
Accepted: 12 January 2026
First Online: 2 February 2026
Declarations
:
: The authors declare no competing interests.
: During the preparation of this work the author used ChatGPT to improve the language. After using this tool/service and to structure some of the equations, the author reviewed and edited the content as needed and take full responsibility for the content of the published article.