Filtros de búsqueda

Lista de obras de Ralph E. Sturgeon

A systematic approach to quantitation of ephedra alkaloids in natural health products.

artículo científico publicado en 2005

Ambient mass spectrometric detection of organometallic compounds using direct analysis in real time.

artículo científico publicado en 2009

Application of double-spike isotope dilution for the accurate determination of Cr(III), Cr(VI) and total Cr in yeast

scientific article published on 05 September 2006

Application of isotope dilution to the determination of methylmercury in fish tissue by solid-phase microextraction gas chromatography-mass spectrometry

artículo científico publicado en 2003

Certification of a new selenized yeast reference material (SELM-1) for methionine, selenomethinone and total selenium content and its use in an intercomparison exercise for quantifying these analytes.

artículo científico publicado en 2006

Characterization of a suite of ginkgo-containing standard reference materials

scientific article published on 07 July 2007

Chemical characterization of engineered nanoparticles

artículo científico publicado en 2010

Chemical vapor generation: are further advances yet possible?

artículo científico publicado en 2005

Comparison of chloride- and hydride-generation for quantitation of germanium by headspace solid-phase microextraction-inductively coupled plasma-mass spectrometry

artículo científico publicado en 2002

Comparison of extraction methods for quantitation of methionine and selenomethionine in yeast by species specific isotope dilution gas chromatography-mass spectrometry

Condensation cascades and methylgroup transfer reactions during the formation of arsane, methyl- and dimethylarsane by aqueous borohydride and (methyl) arsenates

scientific article published on 30 October 2011

Coupled thermogravimetry, mass spectrometry, and infrared spectroscopy for quantification of surface functionality on single-walled carbon nanotubes.

artículo científico publicado en 2009

Determination of Thorium and Uranium in Ultrapure Lead by Inductively Coupled Plasma Mass Spectrometry

scientific article published on 01 April 2005

Determination of Trace Elements in Fluoropolymers after Microwave-Induced Combustion

artículo científico publicado en 2012

Determination of cadmium in environmental samples by hydride generation with in situ concentration and atomic absorption detection

artículo científico publicado en 1997

Determination of ephedrine alkaloids in dietary supplement standard reference materials

artículo científico publicado en 2005

Determination of methionine and selenomethionine in yeast by species-specific isotope dilution GC/MS.

artículo científico publicado en 2004

Determination of moisture content of single-wall carbon nanotubes.

artículo científico publicado en 2011

Determination of the Atomic Weight of 28Si-Enriched Silicon for a Revised Estimate of the Avogadro Constant

artículo científico publicado el 9 de febrero de 2012

Determination of total chromium in seawater by isotope dilution sector field ICPMS using GC sample introduction.

artículo científico publicado en 2004

Determination of total mercury and methylmercury in biological samples by photochemical vapor generation

artículo científico publicado en 2007

Determination of total mercury in biological samples using flow injection CVAAS following tissue solubilization in formic acid

artículo científico publicado en 2005

Determination of total mercury in biological tissues by flow injection cold vapour generation atomic absorption spectrometry following tetramethylammonium hydroxide digestion

artículo científico publicado en 1998

Determination of tributyltin in marine sediment: Comit� Consultatif pour la Quantit� de Mati�re (CCQM) pilot study P-18 international intercomparison

artículo científico publicado en 2003

Effect of additives on the chemical vapour generation of bismuthane by tetrahydroborate(III) derivatization

scientific article published on 25 January 2007

Effects of γ-sterilization on butyltin homogeneity and content in sediments: a GC–ICP–MS study

artículo científico publicado el 29 de marzo de 2003

Expanding the scope of chemical vapor generation for noble and transition metals

artículo científico publicado en 2001

Generation of atomic and molecular cadmium species from aqueous media

scientific article published on 01 February 2003

Headspace single-drop microextration for the detection of organotin compounds

artículo científico publicado en 2004

High-yield UV-photochemical vapor generation of iron for sample introduction with inductively coupled plasma optical emission spectrometry.

artículo científico publicado en 2010

Improvement of measurement precision of SPME-GC/MS determination of tributyltin using isotope dilution calibration

artículo científico publicado en 2002

Influence of speciation on the response from selenium to UV-photochemical vapor generation

artículo científico publicado en 2012

Isotopic fractionation of mercury induced by reduction and ethylation

artículo científico publicado en 2008

Laser ablation single-collector inductively coupled plasma mass spectrometry for lead isotopic analysis to investigate evolution of the Bilbilis mint.

artículo científico publicado en 2010

Mass bias fractionation laws for multi-collector ICPMS: assumptions and their experimental verification

scientific article published on 01 August 2009

Mechanism of Generation of Volatile Hydrides of Trace Elements by Aqueous Tetrahydroborate(III). Mass Spectrometric Studies on Reaction Products and Intermediates

artículo científico publicado en 2007

Metrological Triangle for Measurements of Isotope Amount Ratios of Silver, Indium, and Antimony Using Multicollector-Inductively Coupled Plasma Mass Spectrometry: The 21st Century Harvard Method

artículo científico publicado el 30 de septiembre de 2010

Negative Chemical Ionization GC/MS Determination of Nitrite and Nitrate in Seawater Using Exact Matching Double Spike Isotope Dilution and Derivatization with Triethyloxonium Tetrafluoroborate

artículo científico publicado en 2012

Novel Ethyl-Derivatization Approach for the Determination of Fluoride by Headspace Gas Chromatography/Mass Spectrometry

artículo científico publicado en 2012

Observations of large mass-independent fractionation occurring in MC-ICPMS: implications for determination of accurate isotope amount ratios.

artículo científico publicado en 2011

On the molar mass of silicon for a new Avogadro constant

Photochemical alkylation of inorganic selenium in the presence of low molecular weight organic acids

artículo científico publicado en 2003

Quantification of nitrite and nitrate in seawater by triethyloxonium tetrafluoroborate derivatization-headspace SPME GC-MS

artículo científico publicado en 2011

Quantitation of trace metals in liquid samples by dried-droplet laser ablation inductively coupled plasma mass spectrometry.

artículo científico publicado en 2005

Rapid and controllable covalent functionalization of single-walled carbon nanotubes at room temperature

artículo científico publicado en 2007

Species-specific isotope dilution-based calibration for trace element speciation and its combined uncertainty evaluation: determination of tributyltin in sediment by HPLC-ICPMS

artículo científico publicado en 2002

The Binomial Distribution of Hydrogen and Deuterium in Arsanes, Diarsanes, and Triarsanes Generated from As(Iii)/[BH n D4-n ]− and the Effect of Trace Amounts of Rh(Iii) Ions

artículo científico publicado en 2012

Total selenium and selenomethionine in pharmaceutical yeast tablets: assessment of the state of the art of measurement capabilities through international intercomparison CCQM-P86.

artículo científico publicado en 2007

UV Photochemical vapor generation sample introduction for determination of Ni, Fe, and Se in biological tissue by isotope dilution ICPMS

artículo científico publicado en 2010

UV vapor generation for determination of selenium by heated quartz tube atomic absorption spectrometry.

artículo científico publicado en 2003

Ultrasound-assisted vapor generation of mercury

artículo científico publicado en 2007

Validation of an isotope dilution, ICP-MS method based on internal mass bias correction for the determination of trace concentrations of Hg in sediment cores.

artículo científico publicado en 2007

Vapor generation by UV irradiation for sample introduction with atomic spectrometry.

artículo científico publicado en 2004

Vapor generation for atomic spectroscopy.

artículo científico publicado en 2007