AUTHOR=Shao Yongcun , Cui Yutong TITLE=Mathematical approach for rapid determination of pull-in displacement in MEMS devices JOURNAL=Frontiers in Physics VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/physics/articles/10.3389/fphy.2025.1521849 DOI=10.3389/fphy.2025.1521849 ISSN=2296-424X