AUTHOR=Ma Longpei , Liu Chongyan , Zhao Guangming TITLE=Rock fracture mode and acoustic emission characteristics under true triaxial single-sided unloading path JOURNAL=Frontiers in Materials VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/materials/articles/10.3389/fmats.2025.1557889 DOI=10.3389/fmats.2025.1557889 ISSN=2296-8016