Keywords: نسبت ایزوتوپ; Mass spectrometry; Nanomaterials; Isotope ratios; Nanoparticle-biomolecule stoichiometry;
مقالات ISI نسبت ایزوتوپ (ترجمه نشده)
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Keywords: نسبت ایزوتوپ; mantle heterogeneity; batch melting; fractional melting; decompression melting; time-dependent melting; trace element fractionation; isotope ratios; double-porosity model; dunite channel;
Keywords: نسبت ایزوتوپ; Natron glass; Tank funaces; Trace elements; Sr; Nd; B; Isotope ratios;
Keywords: نسبت ایزوتوپ; Trace elements; Copper; Zinc; Manganese; Selenium; Biomarker; Inductively coupled plasma mass spectrometry; Hyphenated techniques; Isotope ratios;
Keywords: نسبت ایزوتوپ; Isobaric interference; Isotope ratios; Minor isotopes; TIMS; U-Pu mixed sample;
Keywords: نسبت ایزوتوپ; Pork; Trace elements; Isotope ratios; 13C; 15N; Multivariate analysis;
Determination of boron isotope ratios by high-resolution continuum source molecular absorption spectrometry using graphite furnace vaporizers
Keywords: نسبت ایزوتوپ; Boron isotopes; Isotope ratios; Boron monohydride; Molecular absorption; High-resolution continuum source absorption spectrometry; Graphite furnace; Memory effect;
Keywords: نسبت ایزوتوپ; Lead (Pb); Isotope ratios; Isotopic compositions; Isotope fractional abundances; Source apportionment;
Keywords: نسبت ایزوتوپ; Isotope ratios; Total carbon; Total nitrogen; Nitrate; Water-soluble organic nitrogen;
Keywords: نسبت ایزوتوپ; Multi-collector ICP-MS; Isotope ratios; Error analysis; Response function effects; Mass bias
Keywords: نسبت ایزوتوپ; Secondary ion mass spectrometry; Signatures; Isotope ratios; Uranium enrichment; Nuclear archeology;
Keywords: نسبت ایزوتوپ; Aerosols; Inorganic ions; Organic carbon; Elemental carbon; Isotope ratios;
Keywords: نسبت ایزوتوپ; API; active pharmaceutical ingredient; WHO; World Health Organization; IRMS; isotope ratio mass spectrometry; NMR; nuclear magnetic resonance spectrometry; SNIF-NMR; site-specific natural isotope fractionation; NSAIDs; nonsteroidal anti-inflammatory drug;
Effect of signal acquisition mode on isotope ratio precision and accuracy in ICP-quadrupole-MS analysis
Keywords: نسبت ایزوتوپ; Isotope ratios; Detector acquisition mode; Precision; Accuracy; ICP-QMS;
Origin of gases from the geothermal reservoir Groà Schönebeck (North German Basin)
Keywords: نسبت ایزوتوپ; Geothermal fluid; Natural gas; Isotope ratios; Origin of gas; Residence time; Rotliegend; Corrosion; Inverse carbon isotope trend; Noble gas residence time;
Multi-elemental Nd, Sm, Eu, Gd isotope ratio measurements by stop-flow isotachophoresis coupled to MC-ICPMS
Keywords: نسبت ایزوتوپ; Stop flow ITP; Isotachophoresis; MC-ICPMS; Lanthanides; Transient signal; Isotope ratios;
Multi-elemental Gd, Eu, Sm, Nd isotope ratio measurements by liquid chromatography coupled to MC-ICPMS with variable Faraday cup configurations during elution
Keywords: نسبت ایزوتوپ; Transient signal; MC-ICPMS; LC-MC-ICPMS; Isotope ratios; Lanthanides;
A large-radius high-mass-resolution multiple-collector isotope ratio mass spectrometer for analysis of rare isotopologues of O2, N2, CH4 and other gases
Keywords: نسبت ایزوتوپ; Isotope ratios; Mass spectrometry; Mass-resolution; Rare isotopologues; Methane; Oxygen;
Influences upon the lead isotopic composition of organic and mineral horizons in soil profiles from the National Soil Inventory of Scotland (2007-09)
Keywords: نسبت ایزوتوپ; Pb; Isotope ratios; Organic soil; Mineral soil; Scotland;
Progress in AMS measurement of U isotope ratios in nanogram U samples
Keywords: نسبت ایزوتوپ; Accelerator Mass Spectrometry; Nanogram uranium; Isotope ratios;
Stable isotopes in yellow-bellied marmot (Marmota flaviventris) fossils reveal environmental stability in the late Quaternary of the Colorado Rocky Mountains
Keywords: نسبت ایزوتوپ; Bone collagen; Isotope ratios; Oxygen; Hydrogen; Nitrogen; Carbon; Radiocarbon; Last glacial maximum
Tracing source and distribution of heavy metals in road dust, soil and soakaway sediment through speciation and isotopic fingerprinting
Keywords: نسبت ایزوتوپ; Heavy metal; Sequential extractions; Isotope ratios; Diffuse pollution; Road dust; Japan
Non-linear signal response functions and their effects on the statistical and noise cancellation properties of isotope ratio measurements by multi-collector plasma mass spectrometry
Keywords: نسبت ایزوتوپ; Signal noise; Signal response functions; Isotope ratios; Noise cancellation; Multi-collector plasma mass spectrometry
Application of a continuous heating method using thermal ionization mass spectrometry to measure isotope ratios of plutonium and uranium in trace amounts of uranium–plutonium mixture sample
Keywords: نسبت ایزوتوپ; Thermal ionization mass spectrometry; Continuous heating method; Uranium; Plutonium; Isotope ratios
Simultaneous determination of plutonium and uranium isotope ratios in individual plutonium–uranium mixed particles by thermal ionization mass spectrometry
Keywords: نسبت ایزوتوپ; TIMS; Individual U–Pu mixed particles; Isotope ratios; Submicrometer-sized particles
Radioactivity from Fukushima Dai-ichi in air over Europe; part 2: what can it tell us about the accident?
Keywords: نسبت ایزوتوپ; Fukushima accident; Activity concentrations in air; Isotope ratios; Estimate of burn-up and decay time; Fuel inventory calculations
Radioactive cesium isotope ratios as a tool for determining dispersal and re-dispersal mechanisms downwind from the Nevada Nuclear Security Site
Keywords: نسبت ایزوتوپ; Radioactive cesium; Isotope ratios; Tests; Nevada Nuclear Security Site
A pilot study to assess the feasibility of using naturally-occurring radionuclides as mass balance tracers to estimate soil ingestion
Keywords: نسبت ایزوتوپ; Soil ingestion; Mass balance tracer; Radionuclides; Isotope ratios
New average values for the n(238U)/n(235U) isotope ratios of natural uranium standards
Keywords: نسبت ایزوتوپ; Natural uranium; Isotope ratios; Mass spectrometry; Reference materials
Subduction of continental lithosphere in the Banda Sea region: Combining evidence from full waveform tomography and isotope ratios
Keywords: نسبت ایزوتوپ; continental subduction; continental lithosphere; seismic waveform tomography; isotope ratios; Banda Arc; Australia
40Ar/39Ar eruption ages and geochemical characteristics of Late Tertiary to Quaternary intraplate and arc-related lavas in interior Alaska
Keywords: نسبت ایزوتوپ; Interior Alaska; Volcanic rocks; Geochemistry; Isotope ratios;
A new approach to estimate nuclide ratios from measurements with activities close to background
Keywords: نسبت ایزوتوپ; Decision threshold; Detection limit; Bayesian statistics; Isotope ratios; Source identification
The application of lead isotope ratios in the Antarctic macroalga Iridaea cordata as a contaminant monitoring tool
Keywords: نسبت ایزوتوپ; Antarctica; Iridaea cordata; Isotope ratios; Pb; Macroalgae; Biomonitoring; Windmill Islands
Bone lead levels and lead isotope ratios in red grouse from Scottish and Yorkshire moors
Keywords: نسبت ایزوتوپ; Lead; Bones; Isotope ratios; Red grouse; Shot; Toxicity
Association of plutonium with sediments from the Ob and Yenisey Rivers and Estuaries
Keywords: نسبت ایزوتوپ; Plutonium; Speciation; Mobility; Isotope ratios; Ob and Yenisey Rivers; Estuaries
High precision SIMS oxygen isotope analysis and the effect of sample topography
Keywords: نسبت ایزوتوپ; Secondary ion mass spectrometer; Isotope ratios; Oxygen; High precision; Instrumental bias
Comparing the precision of selenium isotope ratio measurements using collision cell and sector field inductively coupled plasma mass spectrometry
Keywords: نسبت ایزوتوپ; Selenium; Isotope ratios; Argon interferences; Precision; Accuracy; Hydride generation; Collision cell CC-ICP-MS; Sector field SF-ICP-MS
The effect of drainage reorganization on paleoaltimetry studies: An example from the Paleogene Laramide foreland
Keywords: نسبت ایزوتوپ; isotope ratios; lacustrine sediments; drainage patterns; paleoaltimetry; limnogeology; North American Cordillera
Nuclear diagnostics with cryogenic spectrometers
Keywords: نسبت ایزوتوپ; 85.25.Oj; 29.30.Kv; 81.70.−qGamma spectroscopy; Isotope ratios; Cryogenic detectors; Microcalorimeters
Bioaccumulation and enantiomeric profiling of organochlorine pesticides and persistent organic pollutants in the killer whale (Orcinus orca) from British and Irish waters
Keywords: نسبت ایزوتوپ; Killer whale; Persistent pollutant; Organochlorine; Isotope ratios
Characterisation of different typical Italian breads by means of traditional, spectroscopic and image analyses
Keywords: نسبت ایزوتوپ; Bread; Quality; Geographic origin; Multivariate statistical analysis; Nuclear magnetic resonance; Isotope ratios; Image analysis
Origin of Icelandic basalts: A review of their petrology and geochemistry
Keywords: نسبت ایزوتوپ; Basalt; Pyroxenite; Magma genesis; Trace elements; Isotope ratios
Modeling the carbon and sulfur isotope compositions of marine sediments: Climate evolution during the Devonian
Keywords: نسبت ایزوتوپ; Modeling; Carbon; Sulfur; Isotope ratios; Carbon dioxide; Devonian
Dietary macronutrients influence 13C and 15N signatures of pinnipeds: Captive feeding studies with harbor seals (Phoca vitulina)
Keywords: نسبت ایزوتوپ; Controlled feeding trials; Dietary macronutrients; Diet–tissue isotope discrimination factors; Harbor seals; Herring; Isotope ratios; Metabolism; Physiology; Pollock; Protein intake
The Yellowstone hotspot in space and time: Nd and Hf isotopes in silicic magmas
Keywords: نسبت ایزوتوپ; neodymium; hafnium; isotope ratios; Yellowstone; hotspot; silicic magma; rhyolite; mantle plume
Mantle pseudo-isochrons revisited
Keywords: نسبت ایزوتوپ; mantle; isochron; isotope ratios; heterogeneity; stirring; mixing
Lithospheric contributions to high-MgO basanites from the Cumbre Vieja Volcano, La Palma, Canary Islands and evidence for temporal variation in plume influence
Keywords: نسبت ایزوتوپ; geochemistry; HIMU; hot spots; isotope ratios; ocean-island basalts; partial melting
A review of coastal palaeoclimate and relative sea-level reconstructions using δ13C and C/N ratios in organic material
Keywords: نسبت ایزوتوپ; organic material; carbon; nitrogen; isotope ratios; Holocene; coastal; decomposition
Measurement of plutonium isotope ratios in nuclear fuel samples by HPLC-MC-ICP-MS
Keywords: نسبت ایزوتوپ; MC-ICP-MS; Plutonium; Nuclear fuel; Isotope ratios; Isotope dilution;
ICP-MS-based tracing of metal sources and mobility in a soil depth profile via the isotopic variation of Sr and Pb
Keywords: نسبت ایزوتوپ; Inductively coupled plasma mass spectrometry; Isotope ratios; Soil science; Metals;