Study on the microscopic pore structure and seepage mechanism of the Luohe Formation sandstone in the roof of coal seams in the Huanglong Coalfield.

Sci Rep · 2025 · PMC12480991 · PMID 41022922

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

a decreasing trendno p-value reported

However, overall, the pressure distribution frequency, the maximum pressure values at each cross-section, and the pressure value distribution intervals all show a decreasing trend from the 750 μm to 2250 μm cross-sections.

also in 47,180 other papers

Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.