International Journal of Coal Geology

Article	Citations
Recognition of peat depositional environments in coal: A review	209
Application of nuclear magnetic resonance (NMR) in coalbed methane and shale reservoirs: A review	137
Organic associations of non-mineral elements in coal: A review	117
Critical review of the uncertainty of Tmax in revealing the thermal maturity of organic matter in sedimentary rocks	107
Pore-scale analysis of coal cleat network evolution through liquid nitrogen treatment: A Micro-Computed Tomography investigation	91
X-ray tomography imaging of shale microstructures: A review in the context of multiscale correlative imaging	64
Possible pore structure deformation effects on the shale gas enrichment: An example from the Lower Cambrian shales of the Eastern Upper Yangtze Platform, South China	49
A review of experimental and numerical modeling of digital coalbed methane: Imaging, segmentation, fracture modeling and permeability prediction	44
Leaching behavior of trace elements from fly ashes of five Chinese coal power plants	43
Evidence for multiple sources for inorganic components in the Tucheng coal deposit, western Guizhou, China and the lack of critical-elements	41
A novel approach to identify accessible and inaccessible pores in gas shales using combined low-pressure sorption and SAXS/SANS analysis	40
Generating pseudo density log from drilling and logging-while-drilling data using extreme gradient boosting (XGBoost)	38
Evaluation of permeability damage for stressed coal with cyclic loading: An experimental study	38
A laboratory approach to CO2 and CO emission factors from underground coal fires	37
A new constructed macromolecule-pore structure of anthracite and its related gas adsorption: A molecular simulation study	36
High abundance of carotanes in the brackish-saline lacustrine sediments: A possible cyanobacteria source?	35
Performance analysis of vertical goaf gas drainage holes using gas indicators in Australian coal mines	34
The effect of thermal maturity on porosity development in the Upper Devonian –Lower Mississippian Woodford Shale, Permian Basin, US: Insights into the role of silica nanospheres and microcrystalline q	34
Impact of thermal maturity on the diagenesis and porosity of lacustrine oil-prone shales: Insights from natural shale samples with thermal maturation in the oil generation window	34
Heterogeneous development of micropores in medium-high rank coal and its relationship with adsorption capacity	34
Comprehensive evaluation of potential coal mine dust emissions in an open-pit coal mine in Northwest China	33
Geochemistry effects of supercritical CO2 and H2O on the mesopore and macropore structures of high-rank coal from the Qinshui Basin, China	33
A comprehensive re-understanding of the OM-hosted nanopores in the marine Wufeng–Longmaxi shale formation in South China by organic petrology, gas adsorption, and X-ray diffraction studies	33
Mechanical characterization of shale matrix minerals using phase-positioned nanoindentation and nano-dynamic mechanical analysis	33
Mineralogical and geochemical characteristics of altered volcanic ashes (tonsteins and K-bentonites) from the latest Permian coal-bearing strata of western Guizhou Province, southwestern China	33

Nanoscale pore structure of Carboniferous coals from the Ukrainian Donets Basin: A combined HRTEM and gas sorption study	33
Probing nanopore structure and confined fluid behavior in shale matrix: A review on small-angle neutron scattering studies	32
Chemical stimulation for enhancing coal seam permeability: Laboratory study into permeability variation and coal structure examination	31
Major element composition controls rare earth element solubility during leaching of coal fly ash and coal by-products	31
The influence of rigid matrix minerals on organic porosity and pore size in shale reservoirs: Upper Devonian Duvernay Formation, Alberta, Canada	31
Depositional environment, thermal maturity and shale oil potential of the Cretaceous Qingshankou Formation in the eastern Changling Sag, Songliao Basin, China: An integrated organic and inorganic geoc	31
Experimental investigation of oil generation, retention, and expulsion within Type II kerogen-dominated marine shales: Insights from gold-tube nonhydrous pyrolysis of Barnett and Woodford Shales using	31
Fracture variation in high-rank coal induced by hydraulic fracturing using X-ray computer tomography and digital volume correlation	30
Process-based and dynamic 2D modeling of shale samples: Considering the geology and pore-system evolution	30
Thermal evolution behavior of the organic matter and a ray of light on the origin of vitrinite-like maceral in the Mesoproterozoic and Lower Cambrian black shales: Insights from artificial maturation	29
Ediacaran, Cambrian, Ordovician, Silurian and Permian shales of the Upper Yangtze Platform, South China: Deposition, thermal maturity and shale gas potential	29
Variations in elemental and mineralogical compositions of Late Oligocene, Early and Middle Miocene coal seams in the Kale-Tavas Molasse sub-basin, SW Turkey	29
Paleo-depositional environment, origin and characteristics of organic matter of the Triassic Chang 7 Member of the Yanchang Formation throughout the mid-western part of the Ordos Basin, China	29
First insights into mineralogy, geochemistry, and isotopic signatures of the Upper Triassic high‑sulfur coals from the Thai Nguyen Coal field, NE Vietnam	29
Evaluation of gas-in-place content and gas-adsorbed ratio using carbon isotope fractionation model: A case study from Longmaxi shales in Sichuan Basin, China	28
Geological controls on the distribution of REY-Zr (Hf)-Nb (Ta) enrichment horizons in late Permian coals from the Qiandongbei Coalfield, Guizhou Province, SW China	28
Evaluation and modeling of water vapor sorption and transport in nanoporous shale	28
The geology, mineralogy, petrography, and geochemistry of the Miocene Dursunbey coal within fluvio-lacustrine deposits, Balıkesir (Western Turkey)	27
Multiphase flowback rate-transient analysis of shale gas reservoirs	27
A review of spatially resolved techniques and applications of organic petrography in shale petroleum systems	27
Identification of coal structures using geophysical logging data in Qinshui Basin, China: Investigation by kernel Fisher discriminant analysis	27
Interplay between pore connectivity and permeability in shale sample	27
Numerical analysis and prediction of ground surface movement induced by coal mining and subsequent groundwater flooding	26
Identification of thin-layer coal texture using geophysical logging data: Investigation by Wavelet Transform and Linear Discrimination Analysis	25
Characterization of superhigh-organic-sulfur Raša coal, Istria, Croatia, and its environmental implication	25
A novel NMR surface relaxivity measurements on rock cuttings for conventional and unconventional reservoirs	25
Enhancing biogenic methane generation in coalbed methane reservoirs – Core flooding experiments on coals at in-situ conditions	25
Organic matter provenance and depositional environment of marine-to-continental mudstones and coals in eastern Ordos Basin, China—Evidence from molecular geochemistry and petrology	25
What are in pyrolysis S1 peak and what are missed? Petroleum compositional characteristics revealed from programed pyrolysis and implications for shale oil mobility and resource potential	25
Hydrocarbon potential and depositional paleoenvironment of a Middle Jurassic succession in the Falak-21 well, Shushan Basin, Egypt: Integrated palynological, geochemical and organic petrographic appro	24
Enhanced biomethane production from anthracite by application of an electric field	24
Rare Earth Elements and Yttrium (REY) in coal mine drainage from the Illinois Basin, USA	24
Advancing the application of atomic force microscopy (AFM) to the characterization and quantification of geological material properties	24
A multidisciplinary study and palaeoenvironmental interpretation of middle Miocene Keles lignite (Harmancık Basin, NW Turkey), with emphasis on syngenetic zeolite formation	24
Morphology, chemical and mineralogical composition of magnetic fraction of coal fly ash	23
Anisotropic pore structure of shale and gas injection-induced nanopore alteration: A small-angle neutron scattering study	23
Evidence for the repeated occurrence of wildfires in an upper Pliocene lignite deposit from Yunnan, SW China	23
Geochemistry of two high-lithium content coal seams, Shanxi Province, China	23
Organic geochemical and mineralogical characterization of the lower Silurian Longmaxi shale in the southeastern Chongqing area of China: Implications for organic matter accumulation	23
Critical metal recovery potential of Appalachian acid mine drainage treatment solids	23
Strontium isotopes in high- and low-Ge coals from the Shengli Coalfield, Inner Mongolia, northern China: New indicators for Ge source	22
Experimental observations of heterogeneous strains inside a dual porosity sample under the influence of gas-sorption: A case study of fractured coal	22
Enrichment and distribution of elements in the middle Miocene coal seams in the Orhaneli coalfield (NW Turkey)	21
The influence of paleoclimate and a marine transgression event on organic matter accumulation in lacustrine black shales from the Late Cretaceous, southern Songliao Basin, Northeast China	21
Geological factors controlling variations in the mineralogical and elemental compositions of Late Permian coals from the Zhijin-Nayong Coalfield, western Guizhou, China	21
Rare earth elements and other critical elements in the magnetic fraction of fly ash from several Polish power plants	21
Numerical investigation of the effects of proppant embedment on fracture permeability and well production in Queensland coal seam gas reservoirs	21
Rare earth elements and yttrium in Pennsylvanian coals and shales in the eastern part of the Illinois Basin	21
Association of uranium with macerals in marine black shales: Insights from the Upper Devonian New Albany Shale, Illinois Basin	20
Modelling of free and adsorbed CO2-induced mechanical property alterations in coal	20

Mineralogy of a rare earth element-rich Manchester coal lithotype, Clay County, Kentucky	20
Maceral composition and origin of organic matter input in Neoproterozoic–Lower Cambrian organic-rich shales of Salt Range Formation, upper Indus Basin, Pakistan	20
Terpenoid biomarkers of ambers from Miocene tropical paleoenvironments in Borneo and of their potential extant plant sources	20
Raman spectroscopy of intruded coals from the Illinois Basin: Correlation with rank and estimated alteration temperature	20
SANS coupled with fluid invasion approaches for characterization of overall nanopore structure and mesopore connectivity of organic-rich marine shales in China	20
The molecular model of Marcellus shale kerogen: Experimental characterization and structure reconstruction	20
Geochemical, petrographic and petrophysical characterization of the Lower Bakken Shale, Divide County, North Dakota	20
Geological controls on gas content distribution of coal seams in the Kınık coalfield, Soma Basin, Turkey	20
Effects of composition and temperature on water sorption in overmature Wufeng-Longmaxi shales	19
Detachment of coal fines deposited in proppant packs induced by single-phase water flow: Theoretical and experimental analyses	19
Effects of petroleum retention and migration within the Triassic Chang 7 Member of the Ordos Basin, China	19
Particle size and mineralogy distributions in respirable dust samples from 25 US underground coal mines	19
Integrating advanced soft computing techniques with experimental studies for pore structure analysis of Qingshankou shale in Southern Songliao Basin, NE China	18
Effects of simulated surface freshwater environment on in situ microorganisms and their methanogenesis after tectonic uplift of a deep coal seam	18
Numerical and experimental study of oil transfer in laminated shale	18
Structural compartmentalization and its relationships with gas accumulation and gas production in the Zhengzhuang Field, southern Qinshui Basin	18
Relating Tmax and hydrogen index to vitrinite and solid bitumen reflectance in hydrous pyrolysis residues: Comparisons to natural thermal indices	18
Depositional environment and thermal maturity of the coal-bearing Longtan Shale in southwest Guizhou, China: Implications for shale gas resource potential	18
Organic matter enrichment and hydrocarbon accumulation models of the marlstone in the Shulu Sag, Bohai Bay Basin, Northern China	18
Pore anisotropy in unconventional hydrocarbon source rocks: A small-angle neutron scattering (SANS) study on the Arthur Creek Formation, Georgina Basin, Australia	17
Carbon-isotope, petrological and floral record in coals: Implication for Bajocian (Middle Jurassic) climate change	17
Origin of organic matter and organic pores in the overmature Ordovician-Silurian Wufeng-Longmaxi Shale of the Sichuan Basin, China	17
Microstructural evolution of metallurgical coke: Evidence from Raman spectroscopy	17
Assessing pellet fuels quality: A novel application for reflected light microscopy	17
Mineralogy and geochemistry of Lower Silurian black shales from the Yangtze platform, South China	17
Critical insights from Rock-Eval analysis of vitrains	17
Goaf gas drainage and its impact on coal oxidation behaviour: A conceptual model	17
Geomechanical properties of coal macerals; measurements applicable to modelling swelling of coal seams during CO2 sequestration	17
Understanding coal quality and the critical importance of comprehensive coal analyses	17
Subsurface fractures, in-situ stress and permeability variations in the Walloon Coal Measures, eastern Surat Basin, Queensland, Australia	16
Mineral matter in the Pennsylvanian coal from the Yangquan Mining District, northeastern Qinshui Basin, China: Enrichment of critical elements and a Se-Mo-Pb-Hg assemblage	16
Compositional evolution of organic matter in Boquillas Shale across a thermal gradient at the single particle level	16
Representative elementary area of shale at the mesoscopic scale	16
Spectral manifestations of coal metamorphism: Insights from coal microstructural framework	16
Organic petrology and geochemistry of Lower Cretaceous lacustrine sediments in the Chaoyang Basin (Liaoning Province, northeast China): Influence of volcanic ash on algal productivity and oil shale fo	16
A novel VRo, T , and S indices conversion formulae on data from the fold-and-thrust belt of the Western Outer Carpathians (Poland)	16
Predicted CO2 water rock reactions in naturally altered CO2 storage reservoir sandstones, with interbedded cemented and coaly mudstone seals	15
Rapid and accurate evaluation of reserves in different types of shale-gas wells: Production-decline analysis	15
Differences in CH4 and C2H6 carbon isotopic compositions from open and closed pores in coal: Implications for understanding the two-stage δ13C shift during canister desorption	15
Cleat-scale modelling of the coal permeability evolution due to sorption-induced strain	15
Pore accessibility and trapping of methane in Marcellus Shale	15
Rapid quantification of lignite sulfur content: Combining optical and X-ray approaches	15
Coal elemental (compositional) data analysis with hierarchical clustering algorithms	14
Insights into solid-gas conversion and cavity growth during Underground Coal Gasification (UCG) through Thermo-Hydraulic-Chemical (THC) modelling	14
Investigation of the carbon structure of naturally graphitized coals from Central Hunan, China, by density-gradient centrifugation, X-ray diffraction, and high-resolution transmission electron microsc	14
Influence of lamprophyre sills on coal metamorphism, coalbed gas composition and coalbed gas occurrence in the Tongxin Minefield, Datong Coalfield, China	14
Some semifusinite in coal may form during diagenesis, not wildfires	14
Indentation size and loading rate sensitivities on mechanical properties and creep behavior of solid bitumen	14
Automated coal petrography using random forest	14
Sequence stratigraphic analysis of thick coal seams in paralic environments – A case study from the Early Permian Shanxi Formation in the Anhe coalfield, Henan Province, North China	14
Maturity estimation for Type II-S kerogen using Raman spectroscopy – A case study from the Najmah and Makhul Formations in Kuwait	14
Biodegradation of early thermogenic gas and generation of secondary microbial gas in the Tieliekedong region of the northern Tarim Basin, NW China	14
Controls of marine shale gas accumulation in the eastern periphery of the Sichuan Basin, South China	14
Middle Jurassic lacustrine source rocks controlled by an aridification event: A case study in the northern Qaidam Basin (NW China)	14
The structural versus textural control on the methane sorption capacity of clay minerals	14
Aspects of rare earth element geochemistry of the Pond Creek coalbed, Pike County, Kentucky	14
Comparison of the geochemistry of lacustrine oil shales of Mississippian age from Nova Scotia and New Brunswick, Canada	14
Abrupt change of pore system in lacustrine shales at oil- and gas-maturity during catagenesis	14
Can cuttings replace cores for porosity and pore size distribution analyses of coal?	14
Geological process of Late Paleozoic shale gas generation in the eastern Ordos Basin, China: Revelations from geochemistry and basin modeling	14
Modeling hydrocarbon accumulation based on gas origin and source rock distribution in Paleozoic strata of the Ordos Basin, China	13
Geochemical and sedimentary facies study – Implication for driving mechanisms of organic matter enrichment in the lower Silurian fine-grained mudstones in the Baltic Basin (W Lithuania)	13
Distribution of Li, Ga, Nb, and REEs in coal as determined by LA-ICP-MS imaging: A case study from Jungar coalfield, Ordos Basin, China	13
Effects of acid concentration on the recovery of rare earth elements from coal fly ash	13
Comparison of the impact of moisture on methane adsorption and nanoporosity for over mature shales and their kerogens	13
Depositional paleoenvironment and source rock characterization across the Toarcian Oceanic Anoxic Event from the eastern Tethys, Tibet, SW China	13
Study on petrographic characteristics of devolatilization char/coke related to coal rank and coal maceral	13
A physics-based probabilistic forecasting methodology for hazardous microseismicity associated with longwall coal mining	13
The role of residual bitumen on the pore structure of organic-rich shales from low to over mature: Insight from shale and coal samples after the hydrous pyrolysis	13
Mineral and rare earth element distribution in the Tunçbilek coal seam, Kütahya, Turkey	13
Methane sorption capacities and geochemical characterization of Paleozoic shale Formations from Western Peninsula Malaysia: Implication of shale gas potential	13
Differential graphitization of organic matter in coal: Some new understandings from reflectance evolution of meta-anthracite macerals	13
Deformation-related coalification: Significance for deformation within shallow crust	13
Late Pliensbachian–Early Toarcian palaeoenvironmental dynamics and the Pliensbachian–Toarcian Event in the Middle Atlas Basin (Morocco)	13
An insight into quartz mineral interactions with kerogen in Green River oil shale	13
Influence of organic matter type on porosity development in the Wufeng-Longmaxi Shale: A combined microscopy, neutron scattering and physisorption approach	13
Petrographic and geochemical characteristics of selected coal seams from the Late Cretaceous-Paleocene Guaduas Formation, Eastern Cordillera Basin, Colombia	13
Assessing the thermal maturity of black shales using vitrinite reflectance: Insights from Devonian black shales in the eastern United States	13
Depositional history of low-mature coals from the Puyang Basin, Yunnan Province, China	13
Formation of thermogenic gases with coalification: FTIR and DFT examination of vitrinite rich coals	13

Palaeoenvironmental reconstruction and evidence of marine influence in Permian coal-bearing sequence from Lalmatia Coal mine (Rajmahal Basin), Jharkhand, India: A multi-proxy approach	13
Isotherms and kinetics of deformation of coal during carbon dioxide sequestration and their relationship to sorption	13
Hydrocarbon generation potential and thermal maturity of coal and coaly mudstones from the Eocene Urahoro Group in the Kushiro Coalfield, eastern Hokkaido, Japan	13
A two-stage step-wise framework for fast optimization of well placement in coalbed methane reservoirs	13
Kerogen composition and maturity assessment of a solid bitumen-rich and vitrinite-lean shale: Insights from the Upper Jurassic Vaca Muerta shale, Argentina	13
Kinetic behavior of heterogeneous sorption deformation on coal: Effect of maceral/micro-lithotype distribution	13