Results 21 to 30 of about 27,740 (262)

Quantitative Study on the Stress Distribution Characteristics of Coal Rock with Faults

Geofluids, 2022
To quantitatively describe the distribution characteristics of stress field of coal rock in fault area, a finite element model was established to study the influence mechanisms of different fault parameters on the stress distribution characteristics of ...
Dayang Xu, Hu Si, Qianting Hu, Yunpei Liang   +3 more
doaj   +1 more source

Maceral composition, coal quality and depositional environments of the middle Permian Ukhaakhudag coal deposit, South Mongolia

Mongolian Geoscientist, 2023
The Ukhaakhudag coal deposit is located c. 560 km SSE of the city of Ulaanbaatar in the northeastern sector the South Gobi Basin. The coal-bearing strata is part of the middle Permian Tavantolgoi Formation.
Batbold Demberelsuren, Said Lkhagva-Ochir, Adiya Tsolmon, Ranjin Ganzorig, Khishigbuyan Avirmed, Togmid Mijiddagva, Bayasgalan Chinguun   +6 more
doaj   +1 more source

Photographs of the Interior of a Coal-Mine [PDF]

Science, 1884
n ...
openaire   +2 more sources

The microbiome in human skin aging

FEBS Letters, EarlyView.
Age‐related skin changes encompass the well‐known visible phenotypic alterations, together with microbiome dysbiosis and a series of molecular aging hallmarks. These hallmarks characterize not only a fully stablished aged phenotype but also the skin aging process itself.
Manuel Huerta Arana, Cornelia Wiegand, Omid Omrani, Mario Fabri   +3 more
wiley   +1 more source

.Research on the coal pillar width of gob-side entry retaining under the damage effect of heterogeneous rock

Gong-kuang zidonghua, 2021
At present, the research on the coal pillar width of gob-side entry retaining focuses on the coal pillar strength, coal pillar load and coal pillar stability.
XIE Zhenhua1, MA Tianhu1, FAN Zhanglei2, FAN Chaojun3, LIU Husheng1, HU Jiang1, LI Yunfei1   +6 more
doaj   +1 more source

A Needed Invention in Coal-Mining [PDF]

Science, 1887
n ...
openaire   +4 more sources

Digital Cognitive Phenotyping for Differential Diagnosis and Monitoring in Neurological Conditions

Annals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To assess the utility, accessibility, and equivalence to supervised scales of online cognitive assessment in older individuals with cognitive impairment. Methods Patients with Alzheimer's disease (AD, n = 31), idiopathic normal pressure hydrocephalus (iNPH, n = 26), and traumatic brain injury (TBI, n = 23) completed online cognitive ...
Martina Del Giovane, Valentina Giunchiglia, Michael C. B. David, Magdalena A. Kolanko, William R. Trender, Peter J. Hellyer, Harmeena Kaur, David J. Sharp, Christopher Carswell, Paresh A. Malhotra, Adam Hampshire   +10 more
wiley   +1 more source

Distribution Law of Abutment Pressure and Support Technology in the Roadway of Repeated Mining in the Fully Mechanized Top Coal Caving Mining Face

Advances in Civil Engineering
Due to repeated mining in the 130203 fully mechanized top coal caving mining face of the coal mine, the severe mining pressure phenomenon occurs in the return airway.
Fengyuan Lv, Junmeng Li, Guiyuan Wang, Qiming Wei, Yuxin Ren, Yuancheng Pei, Kun Ma, Yu Gong   +7 more
doaj   +1 more source

Is an Apple an Orange? A Large Language Model Benchmark for Candidate Term Extraction and Subclass Decisions Against Upper Ontologies in Engineering and Materials Science

Advanced Engineering Materials, EarlyView.
Building machine‐readable vocabularies for materials science is slow, expert‐driven work. This study benchmarks 13 large language models on two of its first steps: finding candidate terms in engineering articles and deciding where they belong in a class hierarchy.
Thomas Bjarsch, Maximilian Holland, Klaus Drechsler, Johannes Schilp   +3 more
wiley   +1 more source

Advances in studies investigating the comprehensive utilization of coal gangue: a visualization analysis based on CiteSpace

Discover Applied Sciences
Coal gangue, as a byproduct of coal mining and washing, has experienced a significant surge in production due to escalating energy demands. The extensive accumulation of coal gangue has resulted in significant challenges, including resource wastage and ...
Yichao Lin, Meiyan Si, Huijie Han, Hai Jin, Yongliang Long, Lei Deng, Zhonglong Gong, Wei Feng, Tao Nie, Xiaoqian Xu, Qingsong Li, Yuntao Zhang, Chunhua Wang   +12 more
doaj   +1 more source