Keywords: اکسیژن 18; Oxygen-18; In situ measurement; Pasty matrix; Isotope ratio mass spectrometry;
مقالات ISI اکسیژن 18 (ترجمه نشده)
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Keywords: اکسیژن 18; Deuterium; Oxygen-18; Precipitation; Local meteoric water line; Groundwater; GNIP;
Keywords: اکسیژن 18; Water isotopes; Deuterium; Oxygen-18; Oxygen-17; Evaporation; Craig-Gordon model; Hydrology;
Keywords: اکسیژن 18; Isotope balance; Oxygen-18; Deuterium; Lakes; Evaporation; Runoff;
Keywords: اکسیژن 18; Stable isotopes; Oxygen-18; Deuterium; Precipitation; Water balance; Mine site hydrology;
Keywords: اکسیژن 18; Oxygen-18; Deuterium; Water balance; Climate change; Evaporation; Groundwater
Keywords: اکسیژن 18; Oxygen-18; Deuterium; Steady-state simulation; Dynamic simulation; Isotope separation;
Keywords: اکسیژن 18; Mud banks; Submarine groundwater discharge; Tritium; Radon; Deuterium; Oxygen-18; Southwest coast of India;
Keywords: اکسیژن 18; Precipitation; Oxygen-18; Deuterium; Deuterium-excess; Meteoric water; Temperature correlation;
Keywords: اکسیژن 18; Stable isotopes; Oxygen-18; Water budget; Florida; Groundwater inflow; Lake;
Can δD and δ18O stable isotopes be used to detect long-range dispersal among carabid beetles?
Keywords: اکسیژن 18; Carabidae; Hydrogen-2; Oxygen-18; Migration; Diet; Emergence;
GC-ECNICI-MS/MS of eicosanoids as pentafluorobenzyl-trimethylsilyl (TMS) derivatives: Evidence of CAD-induced intramolecular TMS ether-to-ester rearrangement using carboxy-18O-labelled eicosanoids and possible implications in quantitative analysis
Keywords: اکسیژن 18; Collisionally-activated dissociation; Derivatization; Electron-capture negative-ion chemical ionization; Oxygen-18; Pentafluorobenzyl bromide; Trimethylsilyl;
Late Quaternary relative humidity changes from Mt. Kilimanjaro, based on a coupled 2H-18O biomarker paleohygrometer approach
Keywords: اکسیژن 18; Paleohydrology; Paleosol; Deuterium; Oxygen-18; Leaf water; Evapotranspirative enrichment;
Evidence of the chemical reaction of 18O-labelled nitrite with CO2 in aqueous buffer of neutral pH and the formation of 18OCO by isotope ratio mass spectrometry
Keywords: اکسیژن 18; Carbonic anhydrase; CO2; Mass spectrometry; Nitrate; Nitrite; Oxygen-18;
Reconstructing paleosalinity from δ18O: Coupled model simulations of the Last Glacial Maximum, Last Interglacial and Late Holocene
Keywords: اکسیژن 18; Paleosalinity; Isotopes; Oxygen-18; Last Glacial Maximum; Last Interglacial; Paleoceanography;
Evaporation and concentration gradients created by episodic river recharge in a semi-arid zone aquifer: Insights from Clâ, δ18O, δ2H, and 3H
Keywords: اکسیژن 18; Darling River; Groundwater; Oxygen-18; Deuterium; Tritium; Recharge;
Alternative least squares methods for determining the meteoric water line, demonstrated using GNIP data
Keywords: اکسیژن 18; Deuterium; Oxygen-18; Reduced major axis regression; Global Network of Isotopes in Precipitation; Precipitation weighted regression; Local meteoric water line;
Hydrogeochemical characteristics of spring water in the Harz Mountains, Germany
Keywords: اکسیژن 18; Atmospheric deposition; Deuterium; Harz Mountains; Hydrogeochemistry; Oxygen-18; Springs; REE; Water rock interaction;
A 220 ka terrestrial δ18O and deuterium excess biomarker record from an eolian permafrost paleosol sequence, NE-Siberia
Keywords: اکسیژن 18; Oxygen-18; Deuterium excess; Evapotranspirative enrichment; Hemicellulose biomarkers; Paleopedology; Paleoclimate
Biosynthesis of tetraoxygenated phenylphenalenones in Wachendorfia thyrsiflora
Keywords: اکسیژن 18; Wachendorfia thyrsiflora; Diarylheptanoids; Haemodoraceae; Isotope-induced chemical shift; Isotope effect; Isotopologues; Labelling; Nuclear magnetic resonance; Oxygen-18; Phenylphenalenones;
Biological decay of 18O-labeled phosphate in soils
Keywords: اکسیژن 18; Phosphorus; Oxygen-18; Soils; Electrospray ionization mass spectrometry; ESI–MS; Numerical model
Spatial and temporal variation in precipitation isotopes in the Sydney Basin, Australia
Keywords: اکسیژن 18; Precipitation; Stable water isotopes; Oxygen-18; Deuterium excess; Sydney, Australia; Meteoric water line
Tracing water flow from sloping farmland to streams using oxygen-18 isotope to study a small agricultural catchment in southwest China
Keywords: اکسیژن 18; Hillslope hydrology; Hydrograph separation; Oxygen-18; Subsurface flow; Water flow path
A new precipitation weighted method for determining the meteoric water line for hydrological applications demonstrated using Australian and global GNIP data
Keywords: اکسیژن 18; Deuterium; Oxygen-18; D-excess; Precipitation weighted meteoric water line; Global Network of Isotopes in Precipitation (GNIP); Australia;
Dissolved oxygen status of Lake Winnipeg: Spatio-temporal and isotopic (δ18O-O2) patterns
Keywords: اکسیژن 18; Lake Winnipeg; Dissolved oxygen; Oxygen-18; Stable isotopes; Nutrient impacts; Eutrophication;
Kinetic and crystallographic studies of the role of tyrosine 7 in the active site of human carbonic anhydrase II
Keywords: اکسیژن 18; Carbonic anhydrase; Carbon dioxide; Oxygen-18; Protein structure; Proton transfer;
Pooled versus separate measurements of tree-ring stable isotopes
Keywords: اکسیژن 18; Dendrochronology; Tree rings; Stable isotopes; Pooling; Carbon-13; Oxygen-18
The biosynthetic origin of oxygen functions in phenylphenalenones of Anigozanthos preissii inferred from NMR- and HRMS-based isotopologue analysis
Keywords: اکسیژن 18; Anigozanthos preissii; Diarylheptanoids; Haemodoraceae; Isotope-induced chemical shift; Isotope effect; Isotopologues; Labelling; Nuclear magnetic resonance; Oxygen-18; Phenylphenalenones;
Late Pleistocene monsoon variability in northwest Thailand: an oxygen isotope sequence from the bivalve Margaritanopsis laosensis excavated in Mae Hong Son province
Keywords: اکسیژن 18; Late Pleistocene; Thailand; Archaeology; Palaeomonsoon; Freshwater bivalve; Geochemistry; Oxygen-18
Recharge sources and hydrogeochemical evolution of groundwater in alluvial basins in arid central Australia
Keywords: اکسیژن 18; Alluvial aquifer; Central Australia; Hydrogeochemistry; Deuterium; Oxygen-18; Three-member mixing model
Tracing of water masses using a multi isotope approach in the southern Indian Ocean
Keywords: اکسیژن 18; tritium; deuterium; carbon-14; oxygen-18; iodine-129; seawater; ANTARES IV; Crozet Basin; Indian Ocean;
The use of a finite mixture distribution model in bottled water characterisation and authentication with stable hydrogen, oxygen and carbon isotopes — Case study from Slovenia
Keywords: اکسیژن 18; Bottled water; Sparkling water; Still water; Flavoured water; Finite mixture model; Carbon-13; Oxygen-18; Hydrogen-2
Structural and vibrational properties of molybdena catalysts supported on alumina and zirconia studied by in situ Raman and FTIR spectroscopies combined with 18O/16O isotopic substitution
Keywords: اکسیژن 18; Vibrational isotope effect; Oxygen-18; Raman spectra; IR spectra; Molybdena catalysts
Stable isotopes of water as a tool to study groundwater–seawater interactions in coastal south-eastern Sicily
Keywords: اکسیژن 18; Deuterium; Oxygen-18; Groundwater; Submarine groundwater discharge; Coastal zone; Sicily
Spatial interpolation of the deuterium and oxygen-18 composition of global precipitation using temperature as ancillary variable
Keywords: اکسیژن 18; Provenancing; Kriging; Deuterium; Oxygen-18; Precipitation; Temperature
A groundwater isoscape (δD, δ18O) for Mexico
Keywords: اکسیژن 18; Isotopes; Oxygen-18; Deuterium; Precipitation; Groundwater; Mexico; Isoscapes
Hydroclimatic and geothermal controls on the salinity of Mbaka Lakes (SW Tanzania): Limnological and paleolimnological implications
Keywords: اکسیژن 18; Oxygen-18; Deuterium; Chloride; Lake water balance; Lake Masoko; Rungwe volcanic province
The Guianese paradox: How can the freshwater outflow from the Amazon increase the salinity of the Guianan shore?
Keywords: اکسیژن 18; French Guiana rivers; Stable isotopes; Oxygen-18; Deuterium; Salinity
Precipitation origin and evaporation of lakes in semi-arid Patagonia (Argentina) inferred from stable isotopes (δ18O, δ2H)
Keywords: اکسیژن 18; Oxygen-18; Deuterium; Precipitation; Lakes; Evaporation; Local meteoric water line; Aridity; Patagonia
Inaccuracies in selected ion monitoring determination of isotope ratios obviated by profile acquisition: nucleotide 18O/16O measurements
Keywords: اکسیژن 18; Isotope ratio; Isotopologue distribution; Mass isotopomer distribution; Tandem mass spectrometry; Heavy atom isotope effect; Oxygen-18; Nucleotide; Mass granularity; Whole-molecule mass spectrometry
The role of catchment scale and landscape characteristics for runoff generation of boreal streams
Keywords: اکسیژن 18; Scale; Landscape characteristics; Hydrograph separation; Oxygen-18; Snow melt; Boreal
Hydrological behaviour of sub-Mediterranean alpine headwater streams in a badlands environment
Keywords: اکسیژن 18; Hydrograph separation; Oxygen-18; Mixing diagrams; Streamflow processes; Badlands; Mediterranean
Application of multiple geochemical indicators, including the stable isotopes of water, to differentiate water quality evolution in a region influenced by various agricultural practices and domestic wastewater treatment and disposal
Keywords: اکسیژن 18; Stable isotopes; Oxygen-18; Deuterium; Wastewater; Effluent; Groundwater; Geochemistry; Surface water; Irrigation; Agriculture; Modeling; PHREEQC
Study of thin calcium electrode degradation by ion beam analysis
Keywords: اکسیژن 18; 81.65.KnRutherford backscattering spectrometry (RBS); Elastic recoil detection analysis (ERDA); Nuclear reaction analysis (NRA); Oxygen-18; Deuterium; Calcium; Organic light emitting diode (OLED); Organic solar cell; Encapsulation
Molecular biomarkers of oxidative stress associated with bromate carcinogenicity
Keywords: اکسیژن 18; Potassium bromate; Oxidative stress; Gene expression; Tissue oxidation; Oxygen-18; Glutathione metabolism; Threshold; Risk assessment; Molecular biomarkers
Precipitation induced stream flow: An event based chemical and isotopic study of a small stream in the Great Plains region of the USA
Keywords: اکسیژن 18; Stable isotopes; Oxygen-18; Deuterium excess; Stream response; Hydrograph separation; Chloride; Sulfate
Isotopic characteristics of precipitation in Slovenia and Croatia: Comparison of continental and maritime stations
Keywords: اکسیژن 18; Stable isotopes; Oxygen-18; Deuterium; Tritium; Hydrology
Landscape control of water chemistry in northern boreal streams of Alberta
Keywords: اکسیژن 18; End-member mixing analysis (EMMA); Deuterium; Oxygen-18; Stable isotopes; Peatland; Fen; Hydrology; Snow; Catchment; Discharge; Runoff.
Determination of groundwater flow-through regimes of shallow lakes and wetlands from numerical analysis of stable isotope and chloride tracer distribution patterns
Keywords: اکسیژن 18; Stable isotopes; Deuterium; Oxygen-18; Lakes; Wetlands; Groundwater–surface water interaction; Numerical modelling; Lake and wetland management
Profondeur d'extraction racinaire et signature isotopique de l'eau prélevée par les racines des couverts végétaux
Keywords: اکسیژن 18; Eau; Oxygène 18; Deutérium; Extraction racinaire; Maïs; Premier entre-nÅud; Régions tempérées; Composition isotopique de la vapeur d'eau atmosphérique; Water; Oxygen-18; Water extraction by roots; Maize; First internode; Temperate regions; Isotopi