AUTHOR=Sang Ding , Wang Peiqing , Chen Liang , Zhang Wengang , Liu Zhen , Wang Qi TITLE=Analysis of the mechanical properties and micro-reinforcement mechanisms of loose accumulated sandy soil improved with polyvinyl alcohol and sisal fiber JOURNAL=Frontiers in Physics VOLUME=12 YEAR=2024 URL=https://www.frontiersin.org/journals/physics/articles/10.3389/fphy.2024.1497190 DOI=10.3389/fphy.2024.1497190 ISSN=2296-424X