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1. Full Text Use of radiometric (234/238U and 228/226Ra) and mass spectrometry (87/86Sr) methods for studies of the stability of groundwater reservoirs in Central Poland
by Grabowski, P and Bem, H and Romer, R L
Journal of Radioanalytical and Nuclear Chemistry, ISSN 0236-5731, 1/2015, Volume 303, Issue 1, pp. 663 - 669
The uranium (234U/238U) and radium (228Ra/226Ra) activity ratios and 87Sr/86Sr isotopic ratio in thermal groundwater, subsurface water (groundwater) and river... 
Chemistry | Nuclear Physics, Heavy Ions, Hadrons | Diagnostic Radiology | Physical Chemistry | Thermal groundwater | Isotopic study | 228 Ra/ 226 Ra activity ratio | Inorganic Chemistry | 234 U/ 238 U activity ratio | Nuclear Chemistry | 87 Sr/ 86 Sr isotopic ratio | U activity ratio | Ra activity ratio | Sr isotopic ratio | Ra | Sr | RADIONUCLIDES | CHEMISTRY, ANALYTICAL | Ra-228/ Ra activity ratio | NUCLEAR SCIENCE & TECHNOLOGY | U-234/U-238 activity ratio | Sr-87/Sr-86 isotopic ratio | SR-87/SR-86 | WATER | CHEMISTRY, INORGANIC & NUCLEAR | Water, Underground | Reservoirs | Usage | Uranium | Mass spectrometry | Methods | 87Sr | 234U | 238U activity ratio | 228Ra | 226Ra activity ratio | 86Sr isotopic ratio
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2. Full Text A method for inverting ratio–ratio data to estimate end-member compositions in mixing problems
by Sohn, R.A
Chemical Geology, ISSN 0009-2541, 08/2013, Volume 352, pp. 63 - 69
I discuss the general problem of fitting mixing models to ratio–ratio data, and derive formulae for applying non-linear Maximum Likelihood methods for... 
Ratio–ratio data | Inversion | Mixing | Ratio-ratio data | GEOCHEMISTRY & GEOPHYSICS | SYSTEMATICS | RB-SR | MANTLE | Fittings | Inverse problems | Inversions | Nonlinearity | Mathematical models | Mantle | Estimates | Matlab
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3. Full Text Early Indosinian high-Mg# and high-Sr/Y ratio granodiorites in the Xiahe area, West Qinling, Central China: Petrogenesis and geodynamic implications
by Wang, Meng and Pei, Lei and Pei, Xianzhi and Li, Zuochen and Li, Ruibao and Li, Xiaobing and Chen, Youxin and Chen, Guochao and Liu, Chengjun and Gao, Feng and Zhao, Shaowei
LITHOS, ISSN 0024-4937, 05/2019, Volume 332-333, pp. 162 - 174
Indosinian granitic rocks are widespread in the West Qinling Orogen (WQO) in central China. Some of the early Indosinian granitoids have high Sr and low Y... 
West Qinling Orogen | Early Indosinian | High-Mg# and high Sr/Y ratio granodiorite | Crustal thickening | and high Sr/Y ratio granodiorite | High-Mg | High-Mg-# and high Sr/Y ratio granodiorite | QINGHAI PROVINCE | GONGHE BASIN | VOLCANIC-ROCKS | NORTHERN MARGIN | U-PB | CONTINENTAL-CRUST | BASIN DEVELOPMENT | GEOCHEMISTRY & GEOPHYSICS | CENTRAL TIBET | ISOTOPIC COMPOSITIONS | MINERALOGY | TECTONIC EVOLUTION
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4. Full Text Origins of invasive piscivores determined from the strontium isotope ratio (87Sr/86Sr) of otoliths
by Wolff, Brian A and Johnson, Brett M and Breton, André R and Martinez, Patrick J and Winkelman, Dana L
Canadian Journal of Fisheries and Aquatic Sciences, ISSN 0706-652X, 04/2012, Volume 69, Issue 4, pp. 724 - 739
We examined strontium isotope ratios ( 87 Sr/ 86 Sr) in fish otoliths to determine the origins of invasive piscivores in the Upper Colorado River Basin (UCRB,... 
UNITED-STATES | DESCRIBE MOVEMENTS | FISHERIES | NATAL ORIGINS | SIGNATURES | MARINE & FRESHWATER BIOLOGY | ELEMENTAL COMPOSITION | SPATIAL VARIABILITY | COLORADO RIVER | FRESH-WATER | SR-ISOTOPE | MARINE FISH | Origin | Strontium | Piscivores | Zoology | Distribution | Population biology | Physiological aspects | Environmental aspects | Research | Identification and classification
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5. Full Text Interlaboratory study for coral Sr/Ca and other element/Ca ratio measurements
by Hathorne, Ed C and Gagnon, Alex and Felis, Thomas and Adkins, Jess and Asami, Ryuji and Boer, Wim and Caillon, Nicolas and Case, David and Cobb, Kim M and Douville, Eric and deMenocal, Peter and Eisenhauer, Anton and Garbe‐Schönberg, Dieter and Geibert, Walter and Goldstein, Steven and Hughen, Konrad and Inoue, Mayuri and Kawahata, Hodaka and Kölling, Martin and Cornec, Florence L and Linsley, Braddock K and McGregor, Helen V and Montagna, Paolo and Nurhati, Intan S and Quinn, Terrence M and Raddatz, Jacek and Rebaubier, Hélène and Robinson, Laura and Sadekov, Aleksey and Sherrell, Rob and Sinclair, Dan and Tudhope, Alexander W and Wei, Gangjian and Wong, Henri and Wu, Henry C and You, Chen‐Feng
Geochemistry, Geophysics, Geosystems, ISSN 1525-2027, 09/2013, Volume 14, Issue 9, pp. 3730 - 3750
The Sr/Ca ratio of coral aragonite is used to reconstruct past sea surface temperature (SST). Twenty‐one laboratories took part in an interlaboratory study of... 
coral Sr/Ca ratios | ASSOCIATION-OF-GEOANALYSTS | CALCIUM RATIOS | RECORD | SEA-SURFACE TEMPERATURE | CERTIFICATION | GEOCHEMISTRY & GEOPHYSICS | Ca ratios | TRACE-ELEMENTS | PLASMA-MASS SPECTROMETRY | coral Sr | ABLATION ICP-MS | SAMPLES | GREAT-BARRIER-REEF | Coral reefs | Geochemistry | Ocean temperature | Physics | Geophysics
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6. Full Text IsoFishR: An application for reproducible data reduction and analysis of strontium isotope ratios ( 87 Sr/ 86 Sr) obtained via laser-ablation MC-ICP-MS
by Willmes, Malte and Ransom, Katherine M and Lewis, Levi S and Denney, Christian T and Glessner, Justin J.G and Hobbs, James A
PLoS ONE, ISSN 1932-6203, 09/2018, Volume 13, Issue 9, p. e0204519
The IsoFishR application is a data reduction and analysis tool for laser-ablation strontium isotope data, following common best practices and providing... 
ELEMENTS | CARBONATES | SCRIPT | PLASMA-MASS-SPECTROMETRY | TOOTH ENAMEL | GEOLOGICAL-MATERIALS | MULTIDISCIPLINARY SCIENCES | R PACKAGE | IOLITE FREEWARE | SPATIAL-RESOLUTION | SR-ISOTOPE | Otolithic Membrane - metabolism | Data Interpretation, Statistical | Reproducibility of Results | Environmental Monitoring - methods | Geological Phenomena | Mass Spectrometry - statistics & numerical data | Strontium Isotopes - analysis | Animals | Salmon - metabolism | Otolithic Membrane - growth & development | Environmental Monitoring - statistics & numerical data | Software | Mass Spectrometry - methods | Salmon - growth & development | Usage | Analysis | Ablation (Vaporization technology) | Science | Isotope analysis | Research | Data reduction | Computer programs | Noise reduction | Materials selection | Isotope ratios | Strontium | Archaeology | Ratios | Lasers | Stratigraphy | Isotopes | Time resolved | Data analysis | Wildlife conservation | Strontium isotopes | Data processing | Mass spectroscopy | Laser ablation | Source code | Ablation | Conservation biology | Materials information | Reproducibility | Scientific imaging | Mass spectrometry | Methods | Strontium 87
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7. Full Text Examining suspended sediment sources and dynamics during flood events in a drained catchment using radiogenic strontium isotope ratios (87Sr/86Sr)
by Le Gall, Marion and Evrard, Olivier and Thil, François and Foucher, Anthony and Laceby, J. Patrick and Manière, Louis and Salvador-Blanes, Sébastien and Ayrault, Sophie
Chemical Geology, ISSN 0009-2541, 01/2017, Volume 449, pp. 147 - 157
Soil erosion is recognized as one of the main processes of land degradation in agricultural areas. High suspended sediment loads, often generated from eroding... 
Suspended sediment | 87Sr/86Sr ratio | Soil erosion | Sediment tracing | Sr ratio | Sr | AGRICULTURAL CATCHMENTS | SEINE RIVER | MASS-BALANCE | EROSION | TRACE-ELEMENT | GEOCHEMISTRY & GEOPHYSICS | Sr-87/Sr-86 ratio | SR ISOTOPES | BASIN | DISCHARGE HYSTERESIS | RIVER SYSTEMS | WATER | Strontium | Sediment, Suspended | Analysis | Silicates | Agricultural land | Carbonates | Floods | Continental interfaces, environment | Sciences of the Universe | Ocean, Atmosphere
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8. Full Text Plant Sr Isotope Ratios As Affected by the Sr Isotope Ratio of the Soil and of the External Sr Inputs
by Aguzzoni, Agnese and Bassi, Michele and Robatscher, Peter and Tagliavini, Massimo and Tirler, Werner and Scandellari, Francesca
Journal of Agricultural and Food Chemistry, ISSN 0021-8561, 10/2018, Volume 66, Issue 40, pp. 10513 - 10521
The 87Sr/86Sr ratio of a produce is generally linked with the soil geological features of the growing areas. This study aimed at assessing to which extent the... 
Avena sativa L | bioavailable Sr | soil-derived tracer | Malus × domestica Borkh | agricultural management | geographical origin
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9. Full Text Improved in situ Li isotopic ratio analysis of silicates by optimizing signal intensity, isotopic ratio stability and intensity matching using ns-LA-MC-ICP-MS
by Lin, Jie and Liu, Yongsheng and Tong, Xirun and Zhu, Lvyun and Zhang, Wen and Hu, Zhaochu
Journal of Analytical Atomic Spectrometry, ISSN 0267-9477, 2017, Volume 32, Issue 4, pp. 834 - 842
In order to obtain the accurate and precise in situ Li isotopic composition of silicate samples by LA-MC-ICP-MS (Thermo Neptune Plus), high sensitivity... 
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10. Full Text Improved in situ Li isotopic ratio analysis of silicates by optimizing signal intensity, isotopic ratio stability and intensity matching using ns-LA-MC-ICP-MS
by Lin, Jie and Liu, Yongsheng and Tong, Xirun and Zhu, Lvyun and Zhang, Wen and Hu, Zhaochu
Journal of Analytical Atomic Spectrometry, ISSN 0267-9477, 4/2017, Volume 32, Issue 4, pp. 834 - 842
In order to obtain the accurate and precise in situ Li isotopic composition of silicate samples by LA-MC-ICP-MS (Thermo Neptune Plus), high sensitivity... 
FEMTOSECOND LASER-ABLATION | PRECISE | MATRIX | CHEMISTRY, ANALYTICAL | TRACE-ELEMENTS | SUBDUCTION ZONE | ACCURATE | PLASMA-MASS-SPECTROMETRY | LITHIUM ISOTOPES | SPECTROSCOPY | SR ISOTOPES | REFERENCE GLASSES | Excimers | Gas flow | Glass | Stability analysis | Silicates | Sampling | Standards | Optimization
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11. Full Text An analytical approach to Sr isotope ratio determination in Lambrusco wines for geographical traceability purposes
by Durante, Caterina and Baschieri, Carlo and Bertacchini, Lucia and Bertelli, Davide and Cocchi, Marina and Marchetti, Andrea and Manzini, Daniela and Papotti, Giulia and Sighinolfi, Simona
Food Chemistry, ISSN 0308-8146, 04/2015, Volume 173, pp. 557 - 563
Geographical origin and authenticity of food are topics of interest for both consumers and producers. Among the different indicators used for traceability... 
Lambrusco PDO wines | 87Sr/86Sr ratio | Geographic traceability | MC-ICP/MS | Lambrusco | Sr ratio | PDO wines | Sr | FOOD SCIENCE & TECHNOLOGY | STRONTIUM | FINGERPRINTS | ORIGIN | NUTRITION & DIETETICS | CHEMOMETRICS | AUTHENTICATION | MC-ICP-MS | Sr-87/Sr-56 ratio | ABUNDANCE RATIOS | SOIL | PROVENANCE | CHEMISTRY, APPLIED | SPECTROMETRY | Fruit - growth & development | Strontium Isotopes - analysis | Reproducibility of Results | Vitis - growth & development | Fruit - chemistry | Sensitivity and Specificity | Soil - chemistry | Wine - classification | Italy | Microwaves | Wine - analysis
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12. Full Text On the Closed-Form Performance Analysis of Maximal Ratio Combining in Shadowed-Rician Fading LMS Channels
by Bhatnagar, Manav R and Arti, M. K
IEEE Communications Letters, ISSN 1089-7798, 01/2014, Volume 18, Issue 1, pp. 54 - 57
In this paper, the maximal ratio combining (MRC) scheme in Shadowed-Rician (SR) fading land mobile satellite (LMS) channels is studied. The MRC scheme for SR... 
Fading | Satellites | Least squares approximations | Bit error rate | Land mobile satellite (LMS) channel | M-ary quadrature amplitude modulation (M-QAM) | Shadowed-Rician (SR) fading | Performance analysis | M-ary phase shift keying (M-PSK) | Signal to noise ratio | Shadow mapping | SATELLITE | TELECOMMUNICATIONS | Codes | Models
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13. Full Text Food traceability using the 87Sr/86Sr isotopic ratio mass spectrometry
by Baffi, C and Trincherini, P R
European Food Research and Technology, ISSN 1438-2377, 9/2016, Volume 242, Issue 9, pp. 1411 - 1439
Today, food traceability needs to develop suitable “robust” analytical methods, in terms of the precision and of the reliability of results, which can support... 
Biotechnology | Chemistry | Analytical Chemistry | Food Science | Food traceability | Forestry | MC-ICP-MS | Agriculture | TIMS | Mass spectrometry | 87 Sr/ 86 Sr isotope ratio | Sr isotope ratio | Sr
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14. Full Text The IRHUM (Isotopic Reconstruction of Human Migration) database - Bioavailable strontium isotope ratios for geochemical fingerprinting in France
by Willmes, M and McMorrow, L and Kinsley, L and Armstrong, R and Aubert, M and Eggins, S and Falguères, C and Maureille, B and Moffat, I and Grün, R
Earth System Science Data, ISSN 1866-3508, 03/2014, Volume 6, Issue 1, pp. 117 - 122
Strontium isotope ratios (Sr-87/Sr-86) are a key geochemical tracer used in a wide range of fields including archaeology, ecology, food and forensic sciences.... 
GEOSCIENCES, MULTIDISCIPLINARY | SR ISOTOPES | PROVENANCE | WATERS | METEOROLOGY & ATMOSPHERIC SCIENCES | SR-87/SR-86 | FOOD | Strontium | Archaeology | Databases | Tracers (Biology) | Humanities and Social Sciences | Archaeology and Prehistory
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15. Full Text High Sr/Y and La/Yb ratios: The meaning of the "adakitic signature"
by Moyen, Jean-François
Lithos, ISSN 0024-4937, 10/2009, Volume 112, Issue 3-4, pp. 556 - 574
The name of "adakite" is used to describe a far too large group of rocks, whose sole common feature is high Sr/Y and La/Yb ratios. However, such a signature... 
Adakites | High Sr/Y | Arc | Dacites | Andesites | MAGNESIAN ANDESITES | TRACE-ELEMENT GEOCHEMISTRY | CALC-ALKALINE MAGMAS | 2.7 GA | CONTINENTAL-CRUST | GEOCHEMISTRY & GEOPHYSICS | GREENSTONE-BELT | SUPERIOR PROVINCE | TRONDHJEMITE-GRANODIORITE TTG | EASTERN DHARWAR CRATON | LOWER CRUSTAL LEVELS | MINERALOGY | Geography | Earth | Garnet | Petrology | Crust | Environmental sciences | Petrogenesis | Analysis | Basalt | Rocks
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16. Full Text Multi-objective optimisation of steam methane reforming considering stoichiometric ratio indicator for methanol production
by Shahhosseini, Hamid Reza and Iranshahi, Davood and Saeidi, Samrand and Pourazadi, Ehsan and Klemeš, Jiří Jaromír
Journal of Cleaner Production, ISSN 0959-6526, 04/2018, Volume 180, pp. 655 - 665
This work proposes a novel configuration for steam methane reformers (SMR) in order to improve their syngas stoichiometric ratio (S ). This is a decisive... 
Stoichiometric ratio SR | Steam reforming | Pareto frontier | Methanol economy | Methanol synthesis | Multi-objective optimisation | Stoichiometric ratio S | SYNTHESIS GAS | GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY | ENERGY | DESIGN | CO2 | Stoichiometric ratio S-R | SIMULATION | GENETIC ALGORITHM | NATURAL-GAS | ENVIRONMENTAL SCIENCES | TECHNOLOGIES | DECISION-MAKING | ENGINEERING, ENVIRONMENTAL | HYBRID POWER-SYSTEMS | Methane | Thermodynamics | Alcohol industry | Analysis | Mechanical engineering | Production processes | Methanol
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