Study of the influence of coal column width on the stress-fracture-displacement evolution law in sequential coal seam mining
Sign Up to like & getrecommendations! Published in 2025 at "Scientific Reports"
DOI: 10.1038/s41598-025-92958-x
Abstract: The connectivity of the fissures in the adjacent air section represents a crucial foundation for the deployment of surface gas extraction drill holes in abandoned mines. To elucidate the impact of coal column width on… read more here.
Keywords: column width; stress; coal; mining ... See more keywords
Diagnostic efficacy of sonographic measurement of laryngeal air column width difference for predicting the risk of post-extubation stridor: A meta-analysis of observational studies
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DOI: 10.3389/fmed.2023.1109681
Abstract: Background This meta-analysis aimed at assessing the diagnostic accuracy of ultrasound-measured laryngeal air column width difference (ACWD) in predicting post-extubation stridor (PES) in intubated adult patients. Methods We searched the Medline, Cochrane Library, EMBASE, and… read more here.
Keywords: meta analysis; width difference; laryngeal air; column width ... See more keywords