AUTHOR=Qiu Jiong TITLE=Tracing field lines that are reconnecting, or expanding, or both JOURNAL=Frontiers in Astronomy and Space Sciences VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/astronomy-and-space-sciences/articles/10.3389/fspas.2024.1401846 DOI=10.3389/fspas.2024.1401846 ISSN=2296-987X