IE University

Coal wall stability and top-coal failure mechanisms under thick and hard roof conditions in a fully mechanized top-coal caving face: a case study

Fully mechanized top-coal caving mining in extra-thick coal seams under thick and hard roof conditions is often accompanied by prominent problems such as severe coal wall spalling, insufficient top-coal fragmentation, delayed caving, large-area hanging roof, and strong ground pre...

Objective–Subjective Socioeconomic Status Configurations, Self-Acceptance, and Adolescent Prosocial Moral Reasoning: A Response Surface Analysis

Background: Objective and subjective socioeconomic status capture distinct aspects of adolescents’ socioeconomic experience, but their joint associations with prosocial moral reasoning and self-acceptance remain unclear. This study examined objective–subjective socioeconomic stat...