Rare earth element determination in heavy crude oil by USN Rare earth element determination in heavy crude oil by USN

Rare earth element determination in heavy crude oil by USN

In this work a method for rare earth element (REE) determination by inductively coupled plasma mass spectrometry (ICPMS) with an ultrasonic nebulizer (USN) was proposed after heavy crude oil digestion by microwaveassisted wet digestion (MAWD) using a single reaction chamber (SRC) system.

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Determination of rare earth element in carbonate using Determination of rare earth element in carbonate using

Determination of rare earth element in carbonate using

Feb 05, 2007 · Determination of rare earth element in carbonate using laserablation inductivelycoupled plasma mass spectrometry: an examination of the influence of the matrix on laserablation inductivelycoupled plasma mass spectrometry analysis. Tanaka K(1), Takahashi Y, Shimizu H.

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Mass Spectrometry (ICPMS) American Assay LaboratoriesMass Spectrometry (ICPMS) American Assay Laboratories

Mass Spectrometry (ICPMS) American Assay Laboratories

Inductively coupled plasma – mass spectrometry (ICPMS) is an analytical technique used for elemental determinations of metals and several nonmetals at concentrations as low as on part in 1012 (part per trillion). Compared to atomic absorption techniques, ICPMS has greater speed, precision, and sensitivity, particularly for the rareearth elements (REEs). An ICPMS combines a high

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MulticollectorInductively Coupled Plasma Mass MulticollectorInductively Coupled Plasma Mass

MulticollectorInductively Coupled Plasma Mass

Sep 25, 2018 · MCICPMS is an instrument that measures isotopic ratios that are used in geochemistry, geochronology, and cosmochemistry. A MCICPMS is a hybrid mass spectrometer that combines the advantages of superior ionization of an inductively coupled plasma source and the precise measurements of a magnetic sector multicollector mass spectrometer.

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RareEarth Glass Reference Materials for NearInfrared RareEarth Glass Reference Materials for NearInfrared

RareEarth Glass Reference Materials for NearInfrared

RareEarth Glass Reference Materials for NearInfrared Spectrometry: Correcting and Exploiting Temperature Dependencies

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Rare Earth Elements in Soils: Communiions in Soil Rare Earth Elements in Soils: Communiions in Soil

Rare Earth Elements in Soils: Communiions in Soil

Rare earth elements (REEs) comprise a group of 17 elements with very similar chemical and physical properties, which include scandium (Sc, Z=21), yttrium (Y, Z=39), and the lanthanides with successive atomic numbers (Z from 57 to 71).

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Home Laser Distance SpectrometryHome Laser Distance Spectrometry

Home Laser Distance Spectrometry

Home. Analytical equipment for online analysis. Analysis of the chemical composition in real time mode. Equipment for elemental analysis and representative sample preparation from the best international manufacturers. Material quality monitoring and prompt process control in exploration, mining, beneficiation and processing of ores and industrial materials.

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Rare Earth Interferences on Arsenic and SeleniumRare Earth Interferences on Arsenic and Selenium

Rare Earth Interferences on Arsenic and Selenium

1.Dispel the idea that Rare Earth Elements are rare 2.Look at the extent of the Rare Earth Element interference in collision cell and standard mode ICPMS on As and Se 3.Show ways to effectively recognize and handle this interference challenge Overview:

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Benchtop nuclear magnetic resonance spectrometer WikipediaBenchtop nuclear magnetic resonance spectrometer Wikipedia

Benchtop nuclear magnetic resonance spectrometer Wikipedia

In 2013, Oxford Instruments launched a 60 MHz spectrometer called Pulsar which is a high resolution (<1 Hz), benchtop, cryogenfree NMR analyser. It incorporates a 60 MHz rareearth permanent magnet. 19F or 1H measurements are made on a single probe.

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Fractionation chemistry BritannicaFractionation chemistry Britannica

Fractionation chemistry Britannica

In rareearth element: Discovery and history pure rare earth, usually by fractional crystallization, which makes use of the slight differences of the solubility of a rareearth salt in an aqueous solution compared with that of a neighbouring lanthanide element. Read More zone refining

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Mineral & Rare Earth Elements Analyzer Thermo Fisher Mineral & Rare Earth Elements Analyzer Thermo Fisher

Mineral & Rare Earth Elements Analyzer Thermo Fisher

Portable Xray fluorescence (XRF) technology can be used in a wide range of mineralogical and geological exploration markets, one of which is the mining of Rare Earth Elements (REEs).

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Determination of rare earth element in carbonate using Determination of rare earth element in carbonate using

Determination of rare earth element in carbonate using

Feb 05, 2007 · Determination of rare earth element in carbonate using laserablation inductivelycoupled plasma mass spectrometry: an examination of the influence of the matrix on laserablation inductivelycoupled plasma mass spectrometry analysis. Tanaka K(1), Takahashi Y, Shimizu H.

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Rare earth element determination in heavy crude oil by USN Rare earth element determination in heavy crude oil by USN

Rare earth element determination in heavy crude oil by USN

In this work a method for rare earth element (REE) determination by inductively coupled plasma mass spectrometry (ICPMS) with an ultrasonic nebulizer (USN) was proposed after heavy crude oil digestion by microwaveassisted wet digestion (MAWD) using a single reaction chamber (SRC) system.

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Rare Earth Element and Yttrium Variability in South East Rare Earth Element and Yttrium Variability in South East

Rare Earth Element and Yttrium Variability in South East

We present data for the rare earth elements and yttrium (REY) in the National Research Council of Canada natural river water reference material SLRS4 and 19 natural river waters from small chments in SouthEast Queensland, Australia, by a direct ICPMS method. The 0.22 μm filtered river water samples show a large degree of variability in both the REY concentration, e.g., La varies from 13

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Analysis of rareearth elements in fluid  SpringerLinkAnalysis of rareearth elements in fluid  SpringerLink

Analysis of rareearth elements in fluid SpringerLink

Inductively coupled plasmamass spectrometry (ICPMS) is used to determine rareearth elements abundances in fluid inclusions. Quartz separates from the Lannigou and Yata Carlintype gold deposits, southwestern China, were prepared by the decrepitationleach method.

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Analysis of Rare Earth Elements in Geologic Samples using Analysis of Rare Earth Elements in Geologic Samples using

Analysis of Rare Earth Elements in Geologic Samples using

Apr 14, 2016 · Inductively Coupled Plasma Mass Spectrometry (ICPMS) is used to measure the concentrations of rare earth elements (REE) in certified standard reference materials including shale and coal. The instrument used in this study a Perkin Elmer Nexion 300D ICPis MS. The goal of the study to identify sample is

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Comparison of methodologies of gamma ray spectrometer Comparison of methodologies of gamma ray spectrometer

Comparison of methodologies of gamma ray spectrometer

the principal source of thorium and the rare earth elements but its composition and the distribution may vary within very wide limits. Both XRF and Gammaray spectrometry techniques use uncharged radiation, although of different in origin, to identify and estimate

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Rareearth element WikipediaRareearth element Wikipedia

Rareearth element Wikipedia

A rareearth element (REE) or rareearth metal (REM), as defined by the International Union of Pure and Applied Chemistry, is one of a set of seventeen chemical elements in the periodic table, specifically the fifteen lanthanides, as well as scandium and yttrium.

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Rare Earth Element and Yttrium Variability in South East Rare Earth Element and Yttrium Variability in South East

Rare Earth Element and Yttrium Variability in South East

We present data for the rare earth elements and yttrium (REY) in the National Research Council of Canada natural river water reference material SLRS4 and 19 natural river waters from small chments in SouthEast Queensland, Australia, by a direct ICPMS method. The 0.22 μm filtered river water samples show a large degree of variability in both the REY concentration, e.g., La varies from 13

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From coal, a new source of rare earthsFrom coal, a new source of rare earths

From coal, a new source of rare earths

For the most part, rare earths are analyzed by inductively coupled plasma mass spectrometry. The analysis is a "bit of a challenge because it is operator intensive," Laudal says.

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Precision Measurements and Development of a Spectrometer Precision Measurements and Development of a Spectrometer

Precision Measurements and Development of a Spectrometer

We have performed precise atomic mass measurements of 24 neutronrich rareearth isotopes using the JYFLTRAP double Penning trap mass spectrometer at the University of Jyväskylä in Finland. The atomic masses of 14 of them have been experimentally determined for the first time, while the precisions for all have been significantly improved.

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Determination of rare earth elements in tomato plants by Determination of rare earth elements in tomato plants by

Determination of rare earth elements in tomato plants by

Rafael Janski, Marie‐Alexandra Neouze and Andreas Limbeck, Determination of rare earth elements in saline matrices using dispersed particle extraction and inductively coupled plasma mass spectrometry, Rapid Communiions in Mass Spectrometry, 28, 12, (13291337), (2014).

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Lunar rare earth element distribution and ramifiions Lunar rare earth element distribution and ramifiions

Lunar rare earth element distribution and ramifiions

1 LAUR994604 Lunar rare earth element distribution and ramifiions for FeO and TiO 2: Lunar Prospector neutron spectrometer observations R. C. Elphic, D. J. Lawrence, W. C. Feldman, B. L. Barraclough, Space and Atmospheric

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Home Laser Distance SpectrometryHome Laser Distance Spectrometry

Home Laser Distance Spectrometry

Home. Analytical equipment for online analysis. Analysis of the chemical composition in real time mode. Equipment for elemental analysis and representative sample preparation from the best international manufacturers. Material quality monitoring and prompt process control in exploration, mining, beneficiation and processing of ores and industrial materials.

Get Price
From coal, a new source of rare earthsFrom coal, a new source of rare earths

From coal, a new source of rare earths

For the most part, rare earths are analyzed by inductively coupled plasma mass spectrometry. The analysis is a "bit of a challenge because it is operator intensive," Laudal says.

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Determination of rareearth elements by inductively Determination of rareearth elements by inductively

Determination of rareearth elements by inductively

Determination of rareearth elements by inductively coupled plasma mass spectrometry with ion chromatography

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Rare Earth Elements in the Cason Shale of Northern Rare Earth Elements in the Cason Shale of Northern

Rare Earth Elements in the Cason Shale of Northern

This report presents rare earth element analyses of two sets of samples collected from the Lower SilurianUpper Ordovician Cason Shale of Independence and Izard Counties in north Arkansas. It includes: Loion map of the sample sites Table of loion coordinates, thicknesses samples, and sample descriptions

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Transport of rare earth elementtagged soil particles in Transport of rare earth elementtagged soil particles in

Transport of rare earth elementtagged soil particles in

The downslope transport of rare earth elementtagged soil particles remobilized during a spring thunderstorm was studied on both a natural prairie and an agricultural field in southwestern Iowa (U.S.A.).

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Mass Spectrometry (ICPMS) American Assay LaboratoriesMass Spectrometry (ICPMS) American Assay Laboratories

Mass Spectrometry (ICPMS) American Assay Laboratories

Inductively coupled plasma – mass spectrometry (ICPMS) is an analytical technique used for elemental determinations of metals and several nonmetals at concentrations as low as on part in 1012 (part per trillion). Compared to atomic absorption techniques, ICPMS has greater speed, precision, and sensitivity, particularly for the rareearth elements (REEs). An ICPMS combines a high

Get Price
From coal, a new source of rare earthsFrom coal, a new source of rare earths

From coal, a new source of rare earths

For the most part, rare earths are analyzed by inductively coupled plasma mass spectrometry. The analysis is a "bit of a challenge because it is operator intensive," Laudal says.

Get Price
Rare Earth Elements in Soils: Communiions in Soil Rare Earth Elements in Soils: Communiions in Soil

Rare Earth Elements in Soils: Communiions in Soil

Rare earth elements (REEs) comprise a group of 17 elements with very similar chemical and physical properties, which include scandium (Sc, Z=21), yttrium (Y, Z=39), and the lanthanides with successive atomic numbers (Z from 57 to 71).

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Concentration quenching effect in rareearth doped glassesConcentration quenching effect in rareearth doped glasses

Concentration quenching effect in rareearth doped glasses

iii Declaration of Authorship I, Chun XIA, declare that this thesis titled, "Concentration quenching effect in rare earth doped glasses" and the work presented in it are my own. I confirm that: This work was done wholly or mainly while in candidature for a research de

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Rare earth elements profile in a cultivated and non Rare earth elements profile in a cultivated and non

Rare earth elements profile in a cultivated and non

Rare earth elements profile in a cultivated and noncultivated soil determined by laser ablationinductively coupled plasma mass spectrometry Article in Chemosphere 198 · February 2018 with 29 Reads

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Rare earth element determination in heavy crude oil by USN Rare earth element determination in heavy crude oil by USN

Rare earth element determination in heavy crude oil by USN

In this work a method for rare earth element (REE) determination by inductively coupled plasma mass spectrometry (ICPMS) with an ultrasonic nebulizer (USN) was proposed after heavy crude oil digestion by microwaveassisted wet digestion (MAWD) using a single reaction chamber (SRC) system. Operational condit JAAS Emerging Investigator Lectureship winners 2016 Winter Conference on

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Determination of Rare Earth Elements in Natural Water Determination of Rare Earth Elements in Natural Water

Determination of Rare Earth Elements in Natural Water

A method was developed to sequentially assay ten rare earth elements by highresolution continuum source flame atomic absorption spectrometry. The rare earth elements Nd, Sm, Eu, Tb, Ho, Er, Tm, Yb, Y, and Sc were assayed in environmental water samples which were also analyzed by a reference inductively coupled plasmamass spectrometry protocol.

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ICPMS Method School of the Environment Washington ICPMS Method School of the Environment Washington

ICPMS Method School of the Environment Washington

Inductively coupled plasmamass spectrometry (ICPMS) is well established as a rapid and precise method for the determination of the rare earth elements (REEs) and trace elements in geologic samples – Lichte et al., (1987), Jarvis (1988), Longerich et al., (1990). However, complete sample digestion is required for accurate results.

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Some Rare Earth Elements Analysis by Microwave Plasma Some Rare Earth Elements Analysis by Microwave Plasma

Some Rare Earth Elements Analysis by Microwave Plasma

A sensitive mass spectrometric analysis method based on the microwave plasma technique is developed for the fast detection of trace rare earth elements (REEs) in aqueous solution. The plasma was produced from a microwave plasma torch (MPT) under atmospheric pressure and was used as ambient ion source of a linear ion trap mass spectrometer (LTQ).

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Mass Spectrometry (ICPMS) American Assay LaboratoriesMass Spectrometry (ICPMS) American Assay Laboratories

Mass Spectrometry (ICPMS) American Assay Laboratories

Inductively coupled plasma – mass spectrometry (ICPMS) is an analytical technique used for elemental determinations of metals and several nonmetals at concentrations as low as on part in 1012 (part per trillion). Compared to atomic absorption techniques, ICPMS has greater speed, precision, and sensitivity, particularly for the rareearth elements (REEs). An ICPMS combines a high

Get Price
Determination of Rare Earth Elements in Natural Water Determination of Rare Earth Elements in Natural Water

Determination of Rare Earth Elements in Natural Water

A method was developed to sequentially assay ten rare earth elements by highresolution continuum source flame atomic absorption spectrometry. The rare earth elements Nd, Sm, Eu, Tb, Ho, Er, Tm, Yb, Y, and Sc were assayed in environmental water samples which were also analyzed by a reference inductively coupled plasmamass spectrometry protocol.

Get Price
Analysis of Rare Earth Elements in Geologic Samples using Analysis of Rare Earth Elements in Geologic Samples using

Analysis of Rare Earth Elements in Geologic Samples using

Inductively coupled plasma mass spectrometry (ICPMS) has been employed to study the concentration of rare earth elements (REE) in various environmental materials (e.g., pine needles, mussel tissue, apple leaves) available from National Institute of Standards and Technology (NIST), the Bureau of European Communities (BCR), and the German

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Benchtop nuclear magnetic resonance spectrometer WikipediaBenchtop nuclear magnetic resonance spectrometer Wikipedia

Benchtop nuclear magnetic resonance spectrometer Wikipedia

In 2013, Oxford Instruments launched a 60 MHz spectrometer called Pulsar which is a high resolution (<1 Hz), benchtop, cryogenfree NMR analyser. It incorporates a 60 MHz rareearth permanent magnet. 19F or 1H measurements are made on a single probe.

Get Price
Rare earth separations by selective borate crystallization Rare earth separations by selective borate crystallization

Rare earth separations by selective borate crystallization

Mar 14, 2017 · Monecke, T. et al. Tetrad effect in rare earth element distribution patterns: a method of quantifiion with appliion to rock and mineral samples from graniterelated rare

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Determination of rareearth elements by inductively Determination of rareearth elements by inductively

Determination of rareearth elements by inductively

Determination of rareearth elements by inductively coupled plasma mass spectrometry with ion chromatography

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Rare Earth Elements in the Cason Shale of Northern Rare Earth Elements in the Cason Shale of Northern

Rare Earth Elements in the Cason Shale of Northern

This report presents rare earth element analyses of two sets of samples collected from the Lower SilurianUpper Ordovician Cason Shale of Independence and Izard Counties in north Arkansas. It includes: Loion map of the sample sites Table of loion coordinates, thicknesses samples, and sample descriptions

Get Price
Concentration quenching effect in rareearth doped glassesConcentration quenching effect in rareearth doped glasses

Concentration quenching effect in rareearth doped glasses

iii Declaration of Authorship I, Chun XIA, declare that this thesis titled, "Concentration quenching effect in rare earth doped glasses" and the work presented in it are my own. I confirm that: This work was done wholly or mainly while in candidature for a research de

Get Price
Development of a method for measuring rare earth elements Development of a method for measuring rare earth elements

Development of a method for measuring rare earth elements

The normalized concentrations of rare earth elements tend to be distributed as a smooth curve, and deviations from this smooth curve will indie anomalies of rare earth elements. Inductively coupled plasmamass spectrometry (ICPMS) is used widely to detect small amounts of elements in solutions thanks to its sensitivity.

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Transport of rare earth elementtagged soil particles in Transport of rare earth elementtagged soil particles in

Transport of rare earth elementtagged soil particles in

The downslope transport of rare earth elementtagged soil particles remobilized during a spring thunderstorm was studied on both a natural prairie and an agricultural field in southwestern Iowa (U.S.A.).

Get Price
Inductively Coupled Plasma Optical Emission Spectrometry Inductively Coupled Plasma Optical Emission Spectrometry

Inductively Coupled Plasma Optical Emission Spectrometry

The system for online microcolumn sorption preconcentration and inductively coupled plasma atomic emission spectrometry determination of 14 rare earth elements (REEs) is described

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Principle of ICP Optical Emission Spectrometry (ICPOES Principle of ICP Optical Emission Spectrometry (ICPOES

Principle of ICP Optical Emission Spectrometry (ICPOES

There are many issues with analyzing rare earth with atomic absorption spectrophotometers, such as difficulty to obtain a light source lamp and difficulty with atomization due to oxides easily generated from rare earths, but these problems are eliminated for the most part with ICPOES, which is widely used in

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Comparison of methodologies of gamma ray spectrometer Comparison of methodologies of gamma ray spectrometer

Comparison of methodologies of gamma ray spectrometer

the principal source of thorium and the rare earth elements but its composition and the distribution may vary within very wide limits. Both XRF and Gammaray spectrometry techniques use uncharged radiation, although of different in origin, to identify and estimate

Get Price