LA-ICPMS
Calibrated cryo-cell UV-LA-ICPMS elemental concentrations from the NGRIP ice core reveal abrupt, sub-annual variability in dust across the GI-21.2 interstadial period
... cryo-cell LA-ICPMS profiles with CFA data of Na, dust, and conductivity corroborates the results, showing that cryo-cell LA-ICPMS profiles present more variability and a larger frequency of ...
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U Pb and Th Pb dating of apatite by LA ICPMS
... by LA-ICPMS (Hasebe et ...by LA-ICPMS with the apatite (U-Th)/He thermochronometer is slightly more challenging as (U-Th)/He dating is performed on whole crystals, not polished grain ...by ...
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Maximising data and precision from detrital zircon U Pb analysis by LA ICPMS: The use of core rim ages and the single analysis concordia age
... U-Pb detrital zircon geochronology is a powerful and well-established tool in provenance studies. Modern analytical techniques (particularly LA-ICPMS) increasingly facilitate the rapid acquisition of large ...
9
U Pb LA ICPMS dating using accessory mineral standards with variable common Pb
... Typically primary LA-ICPMS zircon standards are Palaeozoic or older in age (e.g. 91500 zircon, Wiedenbeck et al., 1995; Plešovice zircon, Slama et al., 2008; Temora zircon, Black et al., 2004) and have ...
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Combined apatite fission track and U Pb dating by LA ICPMS and its application in apatite provenance analysis
... the LA–ICP–MS U–Pb method, which offers low cost, rapid data acquisition and sample throughput compared to the ID–TIMS or ion microprobe U–Pb methods ...2003). LA–ICP– MS U–Pb dating of apatite is more ...
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Sawfish (Pristidae) of the Gulf of Carpentaria, Queensland, Australia
... representative of the mature life stage in P. microdon. Low ratios indicative of a freshwater environment were recorded during the juvenile life stages. This habitat preference demonstrated by juvenile P. microdon is ...
163
The potential of high resolution palaeoclimate reconstruction from Arctica islandica
... an ICPMS (Figure ...the ICPMS, with a shorter preparation time (the sample has only to be polished), and allows in situ analysis ...by LA-ICPMS could be compared in situ to the shell ...the ...
401
Geological setting, geochemistry and genesis of the Sepon gold and copper deposits, Laos
... by LA-ICPMS at CODES, UTAS, using the analytical techniques described by Wood and Large (2007) and Large et ...CODES LA-ICPMS instrumentation uses a 213-mm New Wave UP213 solid state Nd-YAG ...
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Methodology for the Determination of Trace and Minor Elements in Minerals and Fused Rock Glasses with Laser Ablation Associated with Quadrupole Inductively Coupled Plasma Mass Spectrometry (LA Q ICPMS)
... Inductively coupled plasma mass spectrometry, hyphenated with laser ablation (LA-ICPMS), represents an im- portant tool for the direct chemical analyses in solid phases. The main advantage is the ...
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Multiple Palaeoproterozoic carbon burial episodes and excursions
... In summary, zircon grains from felsic igneous units in the Pilgujärvi Volcanic Formation.. analysed by the LA-ICPMS method show a range of ages between 2000 and 1900 Ma in samples.[r] ...
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Description of an aerodynamic levitation apparatus with applications in Earth sciences
... Aerodynamic levitation in combination with micro- chemcial methods (EPMA, LA-ICPMS) is an efficient means of bulk rock preparation for analyses of non- volatile major, minor and trace elements. The strength ...
16
Discrimination of Wild and Hatchery Reared Black Porgy Acanthopagrus schlegelii Using Otolith Elements Analysis of Magnesium and Manganese
... Otoliths, which grow in daily increments in fish [9], can accurately record physical and chemical environmental conditions [10]. Otolith microchemistry is a method that has been recently applied to stock identification ...
15
Zircon geochronology reveals polyphase magmatism and crustal anatexis in the Buchan Block, NE Scotland : implications for the Grampian Orogeny
... and LA-ICPMS Hf isotopic data in zircon from high-grade rocks from the northeast (Inzie Head Gneiss) and northwest (Portsoy) corners of the Buchan ...
10
Geology, alteration, and mineralisation of the Golpu Porphyry and Wafi Epithermal deposit, Morobe Province, Papua New Guinea
... Figure 5.15: Classication and selected metal and As compositions of Golpu and Wafi mineralised rocks 129 Figure 5.16: LA-ICPMS profi les for spot analyses of stage IIc porphyry chalco[r] ...
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Pre-Eruptive Timescales and Processes of Large Shallow Magma Systems Revealed by Compositional Variability in Silicic Ignimbrites
... Bulk feldspar Pb isotope results are shown in Table 16 and in situ LA-ICPMS results are shown in Table 17. With the exception of one crystal from the welded tuff, polished grains did not exhibit any zoning, ...
186
La langue française sous la plume de zadiaaourou et de jean marie adiaffi: une étude de la subversion morphosyntaxique et sémantique dans les sofas suivi de l’œil et la carte d’identité
... de la culture occidentale pour la conservation de la culture ...respecter la culture de l’occident, autant doit l’Occident en faire ...Par la pratique de « l’écriture rebelle », par ...
6
LA-Noetherian in a Generalized LA-Ring
... Definition 1. An nLA-ring R is Left Almost Noetherian (abbreviated as an LA-Noetherian) if it satisfies the ascending chain of left ideals in R is stable. An nLA-ring R is Right Almost Noetherian (abbreviated as ...
6
La Buprenorfina come psicofarmaco
... ricorre la diagnosi di de- pressione ma la comorbidità è la regola, e 1 soggetto di ...soggetti, la storia di un consumo di sostan- ze senza assuefazione è frequente nella storia degli 11 ...
10
Comisionar la verdad y la memoria en la sociedad
... sufrido la guerra precisen encontrar a otros dispuestos a escucharlos, sino que requieren la construcción de un espacio de resonancia, un espacio propicio para una interpretación y una apropiación sociales ...
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Ulisses Neves Rafael, La noche de la gran hoguera desvariada
... de la ciu- dad, muchos de los combatientes ya cansados de tanta destrucción, volvieron a la sede de la Liga, acompañando al presidente de la entidad, para depositar los objetos aprehendidos ...
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