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1. Full Text Pacific Os-187/Os-188 isotope chemistry and U-Pb geochronology: Synchroneity of global Os isotope change across OAE 2
by Du Vivier, ADC and Selby, D and Condon, DJ and Takashima, R and Nishi, H
EARTH AND PLANETARY SCIENCE LETTERS, ISSN 0012-821X, 10/2015, Volume 428, pp. 204 - 216
Studies of OAE 2 sections beyond the Atlantic Ocean, Western Interior Seaway (WIS) and European pelagic shelf are limited. Here, we present initial osmium... 
Oceanic Anoxic Event 2 | CALIBRATION | HOKKAIDO | SEDIMENTS | SEAWATER | ORBITAL TIME-SCALE | STRATIGRAPHY | palaeocirculation | GEOCHEMISTRY & GEOPHYSICS | U-Pb geochronology | WESTERN INTERIOR BASIN | OCEANIC ANOXIC EVENT | late cretaceous | global framework | CARBON-ISOTOPE | OSMIUM
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2. Full Text New trends and applications in carboxylation for isotope chemistry
by Bragg, Ryan A and Sardana, Malvika and Artelsmair, Markus and Elmore, Charles S
Journal of Labelled Compounds and Radiopharmaceuticals, ISSN 0362-4803, 11/2018, Volume 61, Issue 13, pp. 934 - 948
Carboxylations are an important method for the incorporation of isotopically labeled 14 CO 2 into molecules. This manuscript will review labeled carboxylations... 
C]carbon dioxide | C labeling | carbon‐14 | C carboxylation | carbon-14 | [ | CHEMISTRY, ANALYTICAL | CATALYZED DIRECT CARBOXYLATION | CHEMISTRY, MEDICINAL | ACIDS | BIOCHEMICAL RESEARCH METHODS | C-14 carboxylation | BROMIDES | C-H BONDS | ALKENES | C-14 | ESTERS | CHLORIDES | [C-14]carbon dioxide | EXCHANGE | C-14 labeling | CARBON-DIOXIDE | Scientists | Chemical synthesis | Internship programs | Organic acids | Carboxylation | Organic chemistry | Carboxylic acids | Substrates | [14C]carbon dioxide | 14C carboxylation | Special Issue | 14C labeling
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3. Full Text New trends and methods for carbon isotope chemistry
by Derdau, Volker and Lawrie, Ken
Journal of Labelled Compounds and Radiopharmaceuticals, ISSN 0362-4803, 11/2018, Volume 61, Issue 13, pp. 920 - 921
CHEMISTRY, ANALYTICAL | CHEMISTRY, MEDICINAL | BIOCHEMICAL RESEARCH METHODS | Organic chemistry | Carbon isotopes
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4. Full Text Proton exchange reactions in isotope chemistry (II) synthesis of stable isotope‐labeled LCQ908
by Jian, Zhigang and Ray, Tapan and Wu, Amy and Jones, Lawrence and Forseth, Ry
Journal of Labelled Compounds and Radiopharmaceuticals, ISSN 0362-4803, 10/2014, Volume 57, Issue 12, pp. 670 - 673
The proton exchange reaction was applied to the preparation of stable isotope‐labeled LCQ908. For this synthesis, a suitable intermediate with protons alpha to... 
deuterium | exchange | stable isotope | Deuterium | Exchange | Stable isotope | CHEMISTRY, ANALYTICAL | CHEMISTRY, MEDICINAL | BIOCHEMICAL RESEARCH METHODS | Aminopyridines - chemical synthesis | Protons | Deuterium - chemistry | Acetates - chemical synthesis | Carbon Isotopes - chemistry | Radiopharmaceuticals - chemical synthesis | Chemistry Techniques, Synthetic - methods | Index Medicus
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5. Full Text CaveCalc: A new model for speleothem chemistry & isotopes
by Owen, Robert and Day, Christopher C and Henderson, Gideon M
Computers and Geosciences, ISSN 0098-3004, 10/2018, Volume 119, pp. 115 - 122
CaveCalc is a PHREEQC-based numerical model for cave dripwater and speleothem chemistry, designed to aid in the interpretation of speleothem palaeoclimate... 
Geochemical modelling | Speleothems | Radiocarbon | Palaeoclimatology | Isotopes | Trace metals | RATIOS | CALIBRATION | CARBON | FRACTIONATION | RECORD | STRONTIUM | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | GEOSCIENCES, MULTIDISCIPLINARY | CALCITE | WATER | ARAGONITE
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6. Full Text The oxygen isotope enrichment of leaf-exported assimilates – does it always reflect lamina leaf water enrichment?
by Arthur Gessler and Elke Brandes and Claudia Keitel and Sonja Boda and Zachary E. Kayler and André Granier and Margaret Barbour and Graham D. Farquhar and Kerstin Treydte
New Phytologist, ISSN 0028-646X, 10/2013, Volume 200, Issue 1, pp. 144 - 157
The oxygen stable isotope composition of plant organic matter (OM) (particularly of wood and cellulose in the tree ring archive) is valuable in studies of... 
Full papers | Oxygen | Phloem | Xylem | Atoms | Pine trees | Plants | Oxygen isotopes | Growth rings | Sugars | Plant cells | phloem transport | diel course | broadleaf | conifer | oxygen atom exchange | Broadleaf | Diel course | Oxygen atom exchange | Phloem transport | Conifer | TREE-RING CELLULOSE | EUROPEAN BEECH | CARBON | PINE PINUS-SYLVESTRIS | PHLOEM SAP | LEAVES | ORGANIC-MATTER | PLANT SCIENCES | RICINUS-COMMUNIS | PHYSIOLOGICAL CONTROLS | GAS-EXCHANGE | Plant Leaves - chemistry | Oxygen - physiology | Signal Transduction | Wood - physiology | Pinus sylvestris - physiology | Eucalyptus - chemistry | Pinus sylvestris - chemistry | Cellulose - chemistry | Oxygen Isotopes - chemistry | Trees - physiology | Biological Transport | Carbohydrates - chemistry | Climate Change | Eucalyptus - physiology | Water - chemistry | Wood - chemistry | Larix - chemistry | Larix - physiology | Phloem - physiology | Water - physiology | Phloem - chemistry | Plant Leaves - physiology | Trees - chemistry | Water | Photosynthesis | Analysis | Phytochemistry | Cellulose | Index Medicus | Life Sciences | Research
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7. Full Text The stable and radio-isotope chemistry of southeastern Utah Basketmaker II burials: dietary analysis using the linear mixing model SISUS, age and sex patterning, geolocation and temporal patterning
by Coltrain, Joan Brenner and Janetski, Joel C
Journal of Archaeological Science, ISSN 0305-4403, 12/2013, Volume 40, Issue 12, pp. 4711 - 4730
The Bayesian linear mixing model SISUS is used to reconstruct reliance on maize and intake of animal protein from the stable carbon (δ C) and nitrogen (δ N)... 
Maize agriculture | Grand Gulch | Stable isotopes | Dietary reconstruction | Basketmaker II | Cedar Mesa | SISUS | CARBON ISOTOPES | RATIOS | FRACTIONATION | OXYGEN-ISOTOPE COMPOSITION | LIME-TREATED CORN | ARCHAEOLOGY | BONE-COLLAGEN | GEOSCIENCES, MULTIDISCIPLINARY | CAM PLANTS | NITROGEN | ANTHROPOLOGY | HUMAN TOOTH ENAMEL | CLIMATE
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8. Full Text Reductive dechlorination of TCE by chemical model systems in comparison to dehalogenating bacteria: Insights from dual element isotope analysis ( 13C/12C, 37Cl/35Cl)
by Cretnik, Stefan and Thoreson, Kristen A and Bernstein, Anat and Ebert, Karin and Buchner, Daniel and Laskov, Christine and Haderlein, Stefan and Shouakar-Stash, Orfan and Kliegman, Sarah and McNeill, Kristopher and Elsner, Martin
Environmental Science and Technology, ISSN 0013-936X, 07/2013, Volume 47, Issue 13, pp. 6855 - 6863
Chloroethenes like trichloroethene (TCE) are prevalent environmental contaminants, which may be degraded through reductive dechlorination. Chemical models such... 
VARIABILITY | ENVIRONMENTAL SCIENCES | CHLORINATED ETHENES | FRACTIONATION | CARBON | PCE | TRICHLOROETHYLENE | ENGINEERING, ENVIRONMENTAL | DEGRADATION | VINYL-CHLORIDE | VITAMIN-B-12-CATALYZED DECHLORINATION | TETRACHLOROETHENE | Biodegradation, Environmental | Oxidation-Reduction | Water Pollutants, Chemical - chemistry | Chlorine - metabolism | Trichloroethylene - metabolism | Geobacter - metabolism | Vitamin B 12 - chemistry | Isotopes - chemistry | Water Pollutants, Chemical - metabolism | Chlorine - chemistry | Organometallic Compounds - chemistry | Desulfitobacterium - metabolism | Carbon Isotopes - chemistry | Trichloroethylene - chemistry | Biodegradation | Bacteria | Chemical elements | Isotopes | Index Medicus
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9. Full Text Normalization of measured stable isotopic compositions to isotope reference scales – a review
by Paul, Debajyoti and Skrzypek, Grzegorz and Fórizs, István
Rapid Communications in Mass Spectrometry, ISSN 0951-4198, 09/2007, Volume 21, Issue 18, pp. 3006 - 3014
In stable isotope ratio mass spectrometry (IRMS), the stable isotopic composition of samples is measured relative to the isotopic composition of a working gas.... 
OXYGEN | STANDARDS | CHEMISTRY, ANALYTICAL | GASBENCH | SPECTROSCOPY | CARBON-DIOXIDE | Isotopes - chemistry | Isotopes - standards | Mass Spectrometry - standards | Algorithms | Models, Chemical | Internationality | Computer Simulation | Reference Values | Mass Spectrometry - methods | Index Medicus
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10. Full Text Stable isotope chemistry, population histories and Late Prehistoric subsistence change in the Aleutian Islands
by Byers, David A and Yesner, David R and Broughton, Jack M and Coltrain, Joan Brenner
Journal of Archaeological Science, ISSN 0305-4403, 2011, Volume 38, Issue 1, pp. 183 - 196
Aleut population history has been a topic of debate since the earliest archaeological investigations in the region. In this paper, we use stable isotope... 
Linear mixing model | Stable isotopes | Aleutian Islands | Aleut | TROPHIC RELATIONSHIPS | SOUTH-AFRICA | EASTERN ARCTIC FORAGERS | CARBON | PACIFIC | SOUTHWESTERN CAPE | ARCHAEOLOGY | GEOSCIENCES, MULTIDISCIPLINARY | FEEDING ECOLOGY | NITROGEN | MARINE | ANTHROPOLOGY | INSIGHTS | Archaeology | Arctic peoples | Analysis
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11. Full Text Chemical synthesis of deoxynivalenol-3-β-D-[13 C6 ]-glucoside and application in stable isotope dilution assays
by Habler, Katharina and Frank, Oliver and Rychlik, Michael
Molecules, ISSN 1420-3049, 07/2016, Volume 21, Issue 7, pp. 838 - 838
Modified mycotoxins have been gaining importance in recent years and present a certain challenge in LC-MS/MS analysis. Due to the previous lack of a labeled... 
Deoxynivalenol-3-glucoside | LC-MS/MS | Modified mycotoxin | Synthesis | Stable isotope dilution assay | Labeled standard | Beer | synthesis | B TRICHOTHECENES | labeled standard | CHEMISTRY, ORGANIC | GLUCOSIDE | deoxynivalenol-3-glucoside | TANDEM MASS-SPECTROMETRY | WHEAT | FATE | CEREALS | stable isotope dilution assay | LC-MS | MULTIPLE MYCOTOXINS | FUSARIUM TOXINS | MASKED MYCOTOXIN DEOXYNIVALENOL-3-GLUCOSIDE | modified mycotoxin | beer | Isotopes - chemistry | Tandem Mass Spectrometry | Trichothecenes - chemical synthesis | Glucosides - chemical synthesis | Radioisotope Dilution Technique | Chromatography, Liquid | Glucosides - chemistry | Trichothecenes - chemistry | Molecular Structure | Carbon Isotopes - chemistry | Index Medicus
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12. Full Text Stable isotope chemistry of fossil bone as a new paleoclimate indicator
by Kohn, Matthew J and Law, J. Mclver
Geochimica et Cosmochimica Acta, ISSN 0016-7037, 2006, Volume 70, Issue 4, pp. 931 - 946
During fossilization, bone is thought to recrystallize and alter chemically on timescales of kyr to a few tens of kyr, i.e., similar to the timescale for... 
PHOSPHATE | GEOCHEMISTRY & GEOPHYSICS | TRABECULAR BONE | CARBON | GRASSLAND PALEOSOLS | RECONSTRUCTION | DELTA-O-18 | DIAGENESIS | APATITE | ARCHAEOLOGICAL BONE | CENTRAL OREGON | Phosphate minerals | Soils | Climate | Soil moisture | Analysis | Phosphate rock | Fossilization | Global warming
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13. Full Text Changing atmospheric CO2 concentration was the primary driver of early Cenozoic climate
by Anagnostou, Eleni and John, Eleanor H and Edgar, Kirsty M and Foster, Gavin L and Ridgwell, Andy and Inglis, Gordon N and Pancost, Richard D and Lunt, Daniel J and Pearson, Paul N
Nature, ISSN 0028-0836, 04/2016, Volume 533, Issue 7603, pp. 380 - 384
The Early Eocene Climate Optimum (EECO, which occurred about 51 to 53 million years ago)(1), was the warmest interval of the past 65 million years, with mean... 
KILWA GROUP | OXYGEN | STABLE-ISOTOPES | EVOLUTION | BORON ISOTOPIC COMPOSITION | SEAWATER PH | MULTIDISCIPLINARY SCIENCES | PALEOGENE | CARBON-DIOXIDE | PLANKTONIC-FORAMINIFERA | SEA | History, Ancient | Climate | Temperature | Boron - chemistry | Indian Ocean | Foraminifera - chemistry | Ice Cover - chemistry | Tanzania | Carbon Dioxide - analysis | Plankton - chemistry | Boron - analysis | Isotopes - chemistry | Isotopes - analysis | Geologic Sediments - chemistry | Atmosphere - chemistry | Studies | Boron | Habitats | Atmosphere | Carbon dioxide | Geological time | Seawater | Index Medicus
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