Organic petrography via incident light microscopy has broad application to shale petroleum
systems, including delineation of thermal maturity windows and determination of organo …

This article addresses the fundamental difference between coal rank and coal type. While
theoretically settled long ago as being different aspects of coal systems science, the two …

Organic petrology developed as coal petrology at the beginning of the 20th century
dedicated mainly to the study of coals because of their utilization in industry. Coal petrology …

In order to better understand the geological controls on coalbed methane (CBM) in Southern
Qinshui basin (SQB), North China, geological surveys and laboratory experiments, including …

Junggar basin is one of the most typical low-rank coal-bearing basins in china. The
Xishanyao coal developed in the southern Junggar basin contains plenty of coalbed …

This short communication reports the synthesis of carbon quantum dots (CQDs) from US
anthracite and bituminous coals by oxidation in presence of ultrasonic stimulation. The …

The Liulin area in the eastern Ordos Basin is one of the optimum areas for medium-rank
coalbed methane (CBM) exploration and development in China. This work investigated the …

Minerals and elements in coal are derived from the processes associated with peat
accumulation and rank advance, as well as possibly a range of epigenetic processes, and …

Vitrinite reflectance (VR) is a useful and reliable parameter to monitor the level of organic
matter maturation from the immature stage to graphite. Additionally, VR is a useful and …

The concentration of lanthanides, Y, and Sc, collectively rare earth elements (REE), and
their modes of emplacement in Appalachian coals, with emphasis on Manchester and Fire …