Results 51 to 60 of about 862 (178)
A novel collaborative control technology of gob‐side entry retention with narrow roadside filling wall is proposed, wherein anchoring end of anchor cable must penetrate the boundary line of stress peak (plastic zone). ABSTRACT Gob‐side entry retention represents a major technological innovation in the history of coal mining, offering numerous ...
Wenxu Liang, Wei Fu, Ziwen Liu
wiley +1 more source
ABSTRACT Among the various theories of categorization, Eleanor Rosch's prototype theory stands out as both influential and contested. In contrast to the classical theory of concepts, prototype theory posits that humans conceptualize the world using category structures where exemplars vary in their degree of membership.
Zilong Liu +5 more
wiley +1 more source
Patrimonialisation et greffes culturelles sur des friches issues de l’industrie minière
From the confrontation of the experiences implemented in the Nord-Pas de Calais and the Ruhr coalfields, the aim of this paper is to analyze the transformation of coal pits in cultural places.
Bruno Lusso
doaj +1 more source
Study on the Law of Multi‐Fracture Propagation in Different Fracturing Fluid Viscosity
Samples and equipment Sample preparation Test equipment Analysis of test results Fracture propagation morphology Influence of fracturing fluid viscosity on crack initiation time/(fracture initiation pressure) Evolution law of injection pressure Cumulative relation curve of pressure–time–acoustic ABSTRACT Using the TCHFSM‐I large‐scale accurate triaxial
Zhixing Zhang +4 more
wiley +1 more source
The land use and cover changes (LUCC) caused by strong coal-mining activities and ecological restoration practices have seriously interfered with the ecosystem services (ESs) in the mining area.
Huanhuan Pan +4 more
doaj +1 more source
Towards Transparent Geohazard Model: XAI for Ground Deformation Susceptibility in Rhenish Coalfields, Germany [PDF]
Land subsidence is a significant geohazard in the Rhineland coalfields of Germany, primarily driven by large-scale open-pit mining and associated groundwater changes. This study integrates geospatial, geological, hydrological, and remote sensing datasets,
D. K. Ritushree +4 more
doaj +1 more source
ABSTRACT Understanding spatial variations in educational outcomes is important for addressing educational inequalities. This study examines how socio‐economic factors and household characteristics influence age 16 standardised attainment across Wales using linked administrative and census data.
Alexandra Sandu +4 more
wiley +1 more source
Southern Yakut coal basin is a huge and reliable base of the high-quality coked and steam coals in the east of the country. The Southern Yakut TPC was begun in the 70-s in the south of Yakutia forming, what predetermined considerable strengthening in ...
Rukovich Aleksandr
doaj +1 more source
Groundwater renewal capacity of Jurassic coalfields in northern Ordos Basin
With the westward shift of the focus of coal mining, the Jurassic coalfield in the northern Ordos Basin has become an important energy security base in China.
Jian YANG, Yue PU, Hui LI
doaj +1 more source
You Can’t Eat Coal, and Other Lessons from Appalachian Women’s History
Launched in 1964, the War on Poverty quickly entered the coalfields of southern Appalachia, finding unexpected allies among working-class white women in a tradition of citizen caregiving who were seasoned by decades of activism and community service.
Jessica Wilkerson
doaj +1 more source

