[HTML][HTML] Modes of occurrence of elements in coal: A critical evaluation
Coal, containing all the elements that are present in nature and more than 200 minerals, has
a complex chemical structure, making it one of the most complex geological materials …
a complex chemical structure, making it one of the most complex geological materials …
Experimental and theoretical study on molecular structure construction of Hongliulin coal
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 …
HongLiuLin (HLL) coal were studied through industrial analysis, XPS, 13 C NMR and FTIR …
Petrographic and geochemical analysis of Barmer Basin Paleogene lignite deposits: Insights into depositional environment and paleo-climate
The current study attempts to characterize the samples from Kapurdi, Giral and Sonari lignite
mines of Barmer Basin within Rajasthan Tertiary Lignite deposits using petrographic and …
mines of Barmer Basin within Rajasthan Tertiary Lignite deposits using petrographic and …
Geochemical and mineralogical assessment of environmentally sensitive elements in Neyveli lignite deposits, Cauvery Basin, India
This research work presents an examination of the concentrations and modes of occurrence
of environmentally sensitive elements within lignite deposits, located in Neyveli, within the …
of environmentally sensitive elements within lignite deposits, located in Neyveli, within the …
Fine chemical speciation and environmental impact capacity of trace elements with different enrichment levels in coal
Enriched trace elements in coal are considered to have a high environmental impact, but the
extent of the influence of the enrichment level is unclear. To study the chemical speciation …
extent of the influence of the enrichment level is unclear. To study the chemical speciation …
Spectral narratives of microstructural restyling and their controls on hydrocarbon generation potential from coal
The low to medium-rank Tertiary coals from Meghalaya, India, are explored for the first time
for their comprehensive microstructural characterization using the FTIR and Raman …
for their comprehensive microstructural characterization using the FTIR and Raman …
Characteristics of coal oxidation and spontaneous combustion in Baishihu Mine, Xinjiang, China
W Zhang, Q Zeng - Frontiers in Earth Science, 2023 - frontiersin.org
The characteristics of oxidized spontaneous combustion of coal can reflect the performance
of coal, and an appropriate structural model can reflect it more intuitively. In this study …
of coal, and an appropriate structural model can reflect it more intuitively. In this study …
Nuclear magnetic resonance study on the law of methane adsorption in water-bearing medium rank lump coal
L Liu, M Yang, Z Cao, X Zhang - Energy Sources, Part A: Recovery …, 2022 - Taylor & Francis
To reveal the influence of water on the gas adsorption process of medium rank lump coals,
four groups of medium rank coals were selected for the study, and pore analysis …
four groups of medium rank coals were selected for the study, and pore analysis …
Geochemical signatures of potassium metasomatism in anthracite from the Himalayan fold-thrust belts of Sikkim, India
The present study focuses on the inorganic geochemical features of the bituminous coal
samples from the Raniganj and the Jharia Basins, as well as the anthracite samples from the …
samples from the Raniganj and the Jharia Basins, as well as the anthracite samples from the …
Deformation-Failure Characteristics of Coal with Liquid CO2 Cryogenic-Freezing Process: An Experimental and Digital Study
G Wei, L Ma, H Wen, X Yi, J Deng, S Liu, Z Li, D Zhang - Energies, 2023 - mdpi.com
The aim of this paper is to analyze the deformation-failure degree and microstructure
variations in coal under the cryogenic-freezing effect of liquid CO2. In this paper, X-ray CT …
variations in coal under the cryogenic-freezing effect of liquid CO2. In this paper, X-ray CT …