Organic Geochemistry

Article	Citations
Editorial Board	45
Assessing the reliability of H-brGDGTs as terrestrial paleothermometers in Plio-Pleistocene fluvio-lacustrine deposits from Northern China	25
Editorial Board	21
Direct evidence of gas flushing oil in deep reservoirs: Insight from integrated fluid inclusion analyses	21
Geochemical analysis of bituminous samples from the Pre-Pottery Neolithic B site of Nahal Efe (Northern Negev, Israel): Earliest evidence in the region and an example of alteration of the Dead Sea bit	20
Introduction to Xplorer, Hybrid and Early-Career Virtual Special Issue	20
On the validity of position specific carbon isotopic analysis (PSIA) of propane	19
Exceptionally high contents of rearranged hopanes in a late Permian section, southern Sydney Basin, Australia	18
Complexity of the serpentinization lipidome	18
Editorial Board	18
The sources of the Paleozoic petroleum systems in the Tarim Basin as revealed by geochemistry of oils and extracts from ultra-deep reservoirs	18
Thermal alteration of the aliphatic biopolymer cutan: implications for composition and degradation	17
Early stages of Type I-S kerogen formation revealed by Rock-Eval® 7S analysis of sediment from a modern halo-alkaline lake (Dziani Dzaha, Mayotte)	16
Analytical inconsistencies in the measurement and reporting of IP25, IPSO25 and related biomarkers for paleo sea ice reconstruction	16
Differential evolution of extracted bitumen and solid bitumen in a hybrid shale system	16
Environmental controls on the distribution of GDGT molecules in Lake Höglwörth, Southern Germany	15
Editorial Board	15
Geochemistry Articles – July 2024	14
Robert Alexander Obituary died 28th July 2023 (82 years)	14
Phosphorus limitation drives the deterministic assembly of dissolved organic matter and microbial activity in surface waters of urban lakes	14
Distributions of vanadyl and nickel porphyrins in the Woodford Shale and selective chelation of metal species by different tetrapyrrole configurations	14
Editorial Board	14
Geochemistry Articles – April 2024	14
Comment: Suppression of vitrinite reflectance by bitumen generated from liptinite during hydrous pyrolysis of artificial source rock by Peters et al. (2018)	14
Three major types of trimethyl-alkylbenzenes and significance for the genesis of reservoir bitumens from the northwestern Sichuan Basin, South China	13

Fire-induced shifts in stalagmite organic matter mapped using Synchrotron infrared microspectroscopy	13
Molecular and carbon isotopic evidence for the possible origin of 13α(n-alkyl)-tricyclic terpanes in Mesoproterozoic bitumens from the Yanliao Rift, North China	13
Annotation of DOM metabolomes with an ultrahigh resolution mass spectrometry molecular formula library	13
Chemodiversity of soil dissolved organic matter complementally improved by stepwise elution and electrospray ionization modes	13
Impacts of temperature and fluid seepage on organic matter composition in sediments of an active hydrothermal basin	12
Geochemistry Articles – April 2025	12
Controlling factors and geological applications of the drimane-skeleton compound content and composition of crude oils in complex petroleum systems: New insights from the Western Pearl River Mouth Bas	12
Effects of fluid pressure on the occurrence of multi-phase oil and accumulation of light oil and condensate from crude oil cracking: Insights from modified gold tube pyrolysis experiments	12
Comparison of Curie-point pyrolysis with tetramethylammonium hydroxide (TMAH) and base catalyzed methanolysis in leaf and root biomarker decomposition studies	12
Assessment of branched glycerol monoalkyl glycerol tetraether (brGMGT)-based paleothermometry in the 250,000-year sediment record of Lake Chala, equatorial East Africa	12
GEOCHEMISTRY ARTICLES – June 2022	12
Editorial Board	12
Environmental indications and controls of bacterial membrane lipids in a tropical peatland from Panama	11
Organic matter composition and thermal maturity evaluation of Mesoproterozoic source rocks in the Beetaloo Sub-Basin, Australia	11
Polycyclic aromatic sulfur heterocycles used as molecular markers in crude oils and source rocks	11
Generation of carbazoles in Type II-S source rocks: Experimental analysis for kinetic parameters estimation	11
Impact of organic carbon reworking upon GDGT temperature proxies during the Paleocene-Eocene Thermal Maximum	11
Geochemistry Articles – January 2026	10
Bacterial physiology highlighted by the δ13C fractionation of bacteriohopanetetrol isomers	10
Geochemistry Articles – January 2024	10
Intramolecular carbon isotopic rollover in propane from natural gas reservoirs of the Santanghu Basin: Insights into chemical structure of kerogen	10
Editorial Board	10
Mid- to Late-Holocene branched GDGT-based air temperatures from a crater lake in Cameroon (Central Africa)	10
Robust determination of kerogen properties in organic-rich mudrocks via Raman Spectroscopy	10
The global distribution of Isoprenoidal Glycerol Dialkyl Diethers (isoGDDs) is consistent with a predominant degradation origin	9
A plethora of hopanoid transformation products co-exist in a thermally immature Jurassic black shale II: Oxo- and thiohopanoids	9
The widespread occurrence and wide structural diversity of sulfurized diterpenoids in ambers	9
Geochemistry Articles – October 2024	9
Pyrolysis experiments of model compounds to explore carbon isotope fractionation in propane from natural gas	9
Reply to Comment by M.D. Lewan	9
Plant-wax n-alkanes from the central Congo Basin as palaeo-environmental and -climatic proxies	9
High abundances of degraded triterpenoids in Miocene turbiditic sediments of south-central Hokkaido, Japan	8
Contribution of abiotic methane polymerization of C2+ hydrocarbons in highly mature natural gas reservoirs	8
Seasonality of amino acid enantiomers and microbial communities at MOLA time series in the NW Mediterranean Sea	8
Geochemical fingerprints of Dongpu Depression crude oils in Bohai Bay Basin, northern China: Insights from biomarkers and isotopic compositions of selected alkylnaphthalenes and alkylphenanthrenes	8
Hydrogen isotope biogeochemistry of plant waxes in paired lake catchments	8
Magma-induced thermal alteration in Devonian organic-rich rocks (Paraná Basin, Brazil): molecular transformations and clay-catalyzed maturation	8
Obituary for Prof. Dr. Dietrich Welte (1935–2025)	8
Impact of biodegradation on methyltrimethyltridecylchromans (MTTCs) in crude oils from the Bohai Bay Basin, China	8
Identifying the drivers of GDGT distributions in alkaline soil profiles within the Serengeti ecosystem	8
GEOCHEMISTRY ARTICLES – October 2022	8
A potential new sea surface temperature proxy based on isomeric highly branched isoprenoid lipid biomarkers: EZ25	8
Interaction between peptide and solid lignin suggest mechanisms of abiotic covalent bond formation	7
3-OH-FA- and branched GDGT-based temperature calibrations from a transect of lakes in the eastern USA	7
GEOCHEMISTRY ARTICLES – August 2023	7
Geochemistry Articles – June 2025	7
Solvent effect in Soxhlet extraction of source rocks	7
Characteristics of light hydrocarbons under the superimposed influence of biodegradation and subsequent thermal maturation	7
Impact of water depth on the distributions and proxies of isoprenoidal hydroxylated GDGTs in the Mediterranean Sea and the Red Sea	7
A new method for the quantification of hydrogen contribution from water to methane during hydrous kerogen pyrolysis	7

Editorial Board	7
The giant barrel sponge Xestospongia muta takes up dissolved organic matter from benthic cyanobacterial mats	7
Distribution and carbon isotopic composition of diploptene from epiphytic bryophytes in Wuhan, central China	7
Compositions, structures, and confined pyrolysis of the alga Chlorella and its nonhydrolyzable fractions	7
Glycerol dialkyl glycerol tetraether signatures in tropical mesotidal estuary sediments of Qua Iboe River, Gulf of Guinea	7
Five series of benzohopanes in early Cretaceous sediments from the Chaoyang Basin, NE China	7
The bacterial influencing mechanisms of salinity fluctuations in a brackish-water lake on the dissolved organic matter characteristics of pore water	7
Editorial Board	7
Heterotrophic origin and diverse sources of branched glycerol monoalkyl glycerol tetraethers (brGMGTs) in peats and lignites	7
Fast quantitative analysis of n-alkanes, PAHs and alkenones in sediments	7
Hydrous pyrolysis of Type III coal: I. Influence of temperature and time on gas generation potential and applicability to natural systems	7
Isoprenoidal GDGTs and GDDs associated with anoxic lacustrine environments	7
The biological source and paleoenvironment implication of rare short-chain lanostanes in alkaline lacustrine sediments	6
Characteristics of n-alkyl lipids in cultivated Sphagnum and their preservation potential in the topsoil of Sphagnum farmlands in southwest China	6
Molecular hydrogen isotopic compositions of petroleum n-alkanes and its geological significance in the Mahu Sag, Junggar Basin, NW China	6
Impact of terrestrial organic matter input on distributions of hydroxylated isoprenoidal GDGTs in marine sediments: Implications for OH-isoGDGT-based temperature proxies	6
Effects of inorganic sulfur species on hydrocarbon conversion and 34S isotope fractionation during thermal maturation of Type II kerogen	6
Origin of terrigenous-marine oils from the Xihu Sag, East China Sea Shelf Basin: Insights from biomarkers and carbon isotopes	6
Geochemical constraints on the hydrocarbon generation and expulsion in source rocks with different primary organic matter compositions: A case study on the Lucaogou Formation in the Jimusaer Sag, Jung	6
Influence of vegetation type on brGDGTs: Results from surface soils beneath sub-alpine forest and grassland under the same climatic conditions	6
Re-arranged hopanes and novel re-arranged tricyclic terpanes in Paleozoic rock extracts and oils in the Anadarko Basin, Oklahoma	6
Biodegradation sequence of coal organic matter and mechanism of biomethane formation in secondary biogenic gas accumulation areas	6
Natural and laboratory-induced maturation of kerogen from the Vaca Muerta Formation: A comparison study	6
Dissolved oxygen concentrations influence the distribution of isoGDGTs in a deep Lake Fuxian in China: Implications for the use of TEX86 in stratified lakes	6
Incorporation of wet gases to kerogen in petroleum formation and evolution	6
Gas-phase reaction of CH4 and H2S – Evidence from pyrolysis experiments and case study from the Sichuan Basin	6
C/H isotope fractionation of hydrocarbon gases from hydrogenation of organic matter: Insights from hydrothermal experiments	6
Seasonal temperature dependency of aquatic branched glycerol dialkyl glycerol tetraethers: A mesocosm approach	6
Geochemistry Articles – September 2023	6
Comparing extraction methods for analyzing n-alkyl lipids in shelf sediments from the China Sea	6
A paleoenvironmental and ecological analysis of biomarkers from the Eocene Fossil Basin, Green River Formation, U.S.A.	6
Reservoir oil geochemistry in the northern Western Desert of Egypt – High-resolution mass spectrometry and stable carbon isotope characterization	6
Geochemistry Articles – February 2026	6
Organic matter-mediated activation of Pb-Zn metals in black shale dual-source rock systems: The Mayuan MVT deposit	6
Phase behavior and GOR evolution using a natural maturity series of lacustrine oil-prone shale: Implications from compositional modelling	5
Elucidating the composition of organic matter in water-repellent forest soils using analytical pyrolysis combined with gas chromatography–mass spectrometry (Py-GC–MS)	5
Reply to “Discussion on the studies of position-specific carbon isotopes of propane by Li et al. (2018), Zhang et al. (2022) and Shuai et al. (2023)”	5
Editorial Board	5
Occurrence and origin of perylene in Paleogene sediments from the Tasmanian Gateway, Australia	5
Anisole-based assessment for the quantification of methoxyl groups in lignin-rich biomass	5
Relative thermodynamic stabilities of biomarkers – Evidence from drill-bit metamorphism in the Iving Discovery wells 25/8-19 S & A, Norwegian North Sea	5
Study on the main controlling factors on the differential accumulation of natural gas in multiple (ultra-)deeply-buried marine strata	5
Editorial Board	5
GEOCHEMISTRY ARTICLES – December 2022	5
Biomarker signatures in host rocks and their co-occurring fossil plants from northern Scotland	5
Editorial Board	5
Structural properties of organic matter in marine-continental transitional shales and impacts on methane accumulation	5
Thermal evolution characteristics of dibenzothiophene, dibenzofuran and fluorene and their homologues and their geochemical implications	5
Reforestation in northeastern China increased the soil microbial necromass carbon accumulation by influencing glomalin and enzyme activities	5
Dissolved organic matter molecular composition controls potential biodegradability	5
Combining Rock-Eval® thermal analysis and thermochemolysis to evaluate the influence of forest management on soil organic matter quality and stability	5
GEOCHEMISTRY ARTICLES – November 2022	5
Modified rapid small-scale fractionation method for quantitatively separating pyrrolic nitrogen compounds, phenols-ketones and carboxylic acids fractions from petroleum	5
A saline lacustrine depositional environment enhances organic matter enrichment in the Permian Lucaogou shales	5
Climatic and environmentally driven variability in lacustrine brGDGT distributions at local to regional scales in Alaska and northwestern Canada	5
Editorial Board	5
A novel protocol for extracting 3-hydroxy fatty acids from soil with microwave-assisted acid digestion	5
Compound-specific carbon isotope measurements of individual lipid biomarkers from immature Ediacaran rocks of Baltica	5
Lacustrine records of Paleocene-Eocene Thermal Maximum (PETM) triggered by volcanic activity	5
Resource potential of the Proterozoic–Paleozoic Carrara depocentre, South Nicholson region, Australia: Insights from stratigraphic drilling	5
Geochemistry Articles – December 2023	5
Seasonal organic matter dynamics in thermokarst lakes of a degrading palsa-rich sporadic permafrost zone (Nunavik, Canada)	5
Contrasting particulate organic carbon and sediment trophic status in two Antarctic fjords: Hope Bay and Collins Bay	5
Editorial Board	5
Editorial Board	5
Distribution and origin of higher diamondoids in the ultra-deep Paleozoic condensates of the Shunbei oilfield in the Tarim Basin, NW China	5
Isolation of 2,3,6- & 2,3,4-trimethyl aryl isoprenoids using argentation silica gel column chromatography for compound-specific isotopic analysis	5
Paleoceanographic importance of tri- and di-unsaturated alkenones through the early phase of Cretaceous Oceanic Anoxic Event 2 from southern high latitudes of the proto-Indian Ocean	5
Quantification of allochthonous and autochthonous organic carbon in large and shallow Lake Wuliangsu based on distribution patterns and δ13C signatures of n-alkanes	4
Compositional convergence of dissolved organic matter from root litter to rhizosphere soil in a semiarid grassland of North China	4
Editorial Board	4
Discussion on the studies of position-specific carbon isotopes of propane by Li et al. (2018), Zhang et al. (2022) and Shuai et al. (2023)	4
Root-derived carbon stocks in formerly deep-ploughed soils – A biomarker-based approach	4
Geochemistry articles – April 2023	4
Microscale sealed vessel (MSSV) technique in petroleum systems: a review	4
Dual-pressure pyrolysis apparatus unravelling how fluid and lithostatic pressure matter in hydrocarbon expulsion	4
Editorial Board	4
Exploring clumped isotope fractionation of organic molecules using density functional theory	4
Geochemical implications of the carbon isotope compositions of individual polycyclic aromatic compounds in coals from the Junggar and Ordos basins, NW China	4
The temporal distributions of seed-plant terpanes in petroleum samples: Implications as oil age-diagnostic biomarkers for crude oils	4

GEOCHEMISTRY ARTICLES – March 2023	4
Exploring the theoretical upper temperature limit of alkenone unsaturation indices: Implications for paleotemperature reconstructions	4
Intensive methane seep region on the outer East Siberian Arctic Shelf shows biomarker evidence for aerobic oxidation of methane	4
Organic matter composition in sediments recording sea surface phytoplankton community structure in Prydz Bay of Antarctica	4
The impact of precipitation on the distributions of branched tetraethers in alkaline soils	4
Alkenones in Pleistocene Upper Bed I (1.803–1.900 Ma) sediments from Paleolake Olduvai, Tanzania	4
Genetic and source differences of gases in the Middle Permian Qixia and Maokou formations in the Sichuan Basin, SW China	4
Editorial Board	4
Abiotic chlorination of organic matter in the soil environment: A simulation study	4
Experimental evidence on the bitumen role of the metal enrichment in the Erdaokan Ag-Pb-Zn deposit	4
The stable sulfur isotope and abundance fluxes of reduced inorganic sulfur and organic sulfur phases recorded in the Permian-Triassic transition of the Meishan type section	3
Does leaf wax isotopic characterisation of gymnosperms and angiosperms capture environmental gradients in Himalayas?	3
Geochemistry Articles – August 2025	3
Determination and petroleum geochemical significance of short-chain alkylbenzenes in lacustrine source rocks	3
The occurrence and geochemical origin of 9-alkyl HDBTs substituted by long isoprenoid alkyl chains in crude oil	3
Definitive identification of Ordovician-sourced oils in the Tarim Basin: geochemical constraints from biomarkers and sulfur isotopes	3
Geochemistry Articles – March 2024	3
Bacteriohopanepolyols and glycerol dialkyl glycerol tetraethers record Holocene redox regime shifts in a marine inlet in eastern Prydz Bay, Antarctica	3
Revisiting paleoenvironmental analyses and interpretations of organic-rich deposits: The importance of TOC corrections	3
Editorial Board	3
Computational analysis of the thermodynamic stability and isomeric composition of cholestane	3
Global sea level changes or local tectonics? Pliocene, Miocene and Oligocene biomarkers in cored sedimentary rocks from IODP Expedition 317, Canterbury Basin, New Zealand	3
Geochemical characteristics of Longtan transitional shale gas in the western Hubei Basin, northwest Middle Yangtze Block: Implications for the origin and carbon isotopes	3
Geochemistry Articles – October 2025	3
An unusual occurrence of hydroxylated isoprenoid GDGTs in forest soils	3
Occurrence and significance of des-A-triterpenoids in the Shahejie formation, Laizhouwan Sag, Bohai Bay Basin: Insights into paleoenvironmental conditions and organic matter origin	3
Infrared characterisation of fossils down to the nanoscale: Insights from an insect in amber	3
Hydrogen isotope fractionation during aromatization to form alkylnaphthalene: Insights from pyrolysis experiments of 1-n-butyldecalin	3
Geochemistry Articles – February 2024	3
Editorial Board	3
Microbial utilization of recently fixed, plant-derived organic carbon in shallow Holocene and Pleistocene aquifers in Bangladesh	3
Compound-specific radiocarbon analysis of sedimentary fatty acids: Potential as a dating tool for lake sediments of Mt. Fuji volcanic region, Japan	3
Editorial Board	3
Editorial Board	3
Assessing tetraether lipids as a paleotemperature proxy on western edge of the Chinese Loess Plateau: A cautionary tale	3
Rainshadow effect on hydrogen isotopes in leaf wax n-Alkanes across the Cascade Mountains of Washington, USA	3
Reproducibility of Rock-Eval® thermal analysis for soil organic matter characterization	3
Distribution, occurrence and identification of dibenzofuran, benzo[b]naphthofurans and their alkyl derivatives in Gippsland Basin source rocks	3
Thermal stability of freshwater fern Azolla biomarkers as assessed by hydrous pyrolysis	3
GEOCHEMISTRY ARTICLES – January 2023	3
Analysis, distribution and evolution of individual carboxylic acids in crude oil during biodegradation	3
Geochemistry Articles – February 2025	3
Generation and maturation of diamondoids for petroleum reservoirs in the Tarim Basin, NW China	3
Comparison of dissolved organic matter composition from various sorbents using ultra-high resolution mass spectrometry	2
Transformation of lignin and lipid biomarkers through degradation of plant tissues and soil organic carbon in a salt marsh-mangrove ecotone	2
Geochemistry Articles – August 2024	2
Editorial Board	2
Metalloporphyrins in the Eagle Ford Shale	2
Diatom-derived highly branched isoprenoids are diverse and widespread in lakes	2
GEOCHEMISTRY ARTICLES – October 2023	2
Effects of digestate application, winter crop species and development on dissolved organic matter composition along the soil profile	2
Role of aromatic and non-protonated aromatic carbon in the stability of soil organic matter	2
Improved light hydrocarbons collection method for the pyrolysis of crude oil in gold tube closed system experiments	2
Validation of the U37	2
Group 2i Isochrysidales flourishes at exceedingly low growth temperatures (0 to 6 °C)	2
Sedimentary geochemical records of the palaeovegetation and palaeoclimate evolution in the Pinghu Formation, Western Slope Belt, Xihu Sag, East China Sea Basin	2
Early decomposition and transformation of organic matter in natural and disturbed boreal forests	2
Sulfur ions reduce the activation energy of steranes and terpanes under hydrothermal action	2
Occurrence of tetraester and mixed ether/ester-bound iso-diabolic acid membrane-spanning lipids in acidic, high-elevation mineral soils	2
Pairing plant-wax H and C isotopes with lake-area – A method for evaluating the local amount effect in northern China during the late Quaternary	2
Soil chemistry effect on GDGT abundances and their proxies in soils of the Okavango Delta	2
How to trace ancient root systems and fossil rhizospheres? A method comparison between base hydrolysis and thermally assisted hydrolysis and methylation	2
Sediment organic matter compositional changes in a tropical rift lake as a function of water depth and distance from shore	2
Application of Raman thermometry to charcoals from archaeological sites: assessing the effect of wood chemistry and post-depositional effects on apparent carbonization temperature	2
Field and laboratory study on the distribution, fate and transport of polycyclic aromatic hydrocarbons in the loess porous medium at a refinery polluted site: Understanding the soil-groundwater interf	2
Quantitative analysis of carbazoles and hydrocarbons in condensates and oils using comprehensive GC–MS/MS and comparative GC–MS analyses	2
Editorial Board	2
GEOCHEMISTRY ARTICLES – September 2022	2
Editorial Board	2
Editorial Board	2
Assessing marine communities and carbon cycling that sustained shallow-marine ecosystems on Silurian, reef-rimmed carbonate platforms	2
Aliphatic hydrocarbons in the lichen class Lecanoromycetes and their potential use as chemotaxonomic indicators and biomarkers	2
Formation mechanism of thiadiamondoids: evidence from thermochemical sulfate reduction simulation experiments with model compounds	2
The δ13C composition and genetic origin of a series straight long-chain alkyl naphthalene isomer pairs in the Upper Cretaceous lacustrine sediments of Songliao Basin, China	2
Different environmental controls on archaeal and bacterial GDGT distributions in Chinese peatlands	2
Identification of novel sulfur-containing petroporphyrins in a natural bitumen: Potential biomarkers for aerobic organisms	2
Experimental evidence suggests dominance of species effect on the variability in hydrogen isotope fractionation between leaf wax compounds and source water	2
Large-scale accumulation of abiotic gases associated with subduction and volcanic activities in rift basins in eastern China	2
Primary and secondary steroid acids in crude oils: Implications for geological fate of steroids	2
Abundance of phytanyl and n-alkyl toluenes in petroleum from the Lower Saxony Basin (Germany) provides information on maturity, palaeosettings and sources	2
Editorial Board	2