Both fossil and renewable fuel sources are used widely to produce electricity around the
globe. The dependency on fossil fuels for energy leads to the depletion of reserves and …

A suitable model can reflect the properties of coal well. In this study, the properties of
HongLiuLin (HLL) coal were studied through industrial analysis, XPS, 13 C NMR and FTIR …

Evaluating the coking coal quality from coal structure thermal transformation was crucial to
control the coking process. The coal quality indices of ash composition, volatile matter …

The massive use of surgical masks around the world has exacerbated plastic pollution.
Efficient treatment of these surgical masks is urgently needed. Supercritical water …

Hydrothermal carbonization (HTC) of carbonaceous waste is an important way of energy
recovery to obtain renewable fuels. Here, cow manure (CM) and industrial sludge (IS), two …

Surfactants to improve the wetting ability of water sprays are considered an effective method
of suppressing coal dust. Sodium dodecyl benzene sulfonate (SDBS) was used to …

Despite coal chemical structure's importance as the organic backbone for hydrocarbon
production, the fractal characteristics for coal chemical structure remains unexplored …

In this study, solvothermal extraction of two coals (Fangezhuang fat coal, FGZ; Sima lean
coal, SM) were conducted by N-methylpyrrolidone (NMP); the molecular models of …

Understanding the structural characteristics of coal molecular at the molecular level is of
paramount importance for the effective utilization of coal. In this work, the molecular structure …

Coal samples with different metamorphic degrees have different gas-adsorption capacities.
Most of the existing studies analyze differences in gas-adsorption characteristics from a …