1-20 OF 213 RESULTS FOR

NanoSIMS

Results shown limited to content with bounding coordinates.
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
×Close Modal
Sort by
Journal Article
Published: 19 November 2018
Geochemistry: Exploration, Environment, Analysis (2018) geochem2018-038.
...Mark Rollog; Nigel J. Cook; Paul Guagliardo; Kathy Ehrig; Matt Kilburn Abstract The nanoSIMS (nanometre-resolution secondary ion mass spectrometry) microanalytical platform is used, for the first time, for direct in situ visualization of medium half-life radionuclide (RN) distributions ( 226 Ra...
FIGURES | View All (8)
Journal Article
Published: 01 July 2017
American Mineralogist (2017) 102 (7): 1451-1461.
... concentration of needle-like rutile or other oxide inclusions. Three metamorphic-type sapphires from Sri Lanka, Madagascar, and Tanzania were studied here using LA-ICP-MS, electronprobe microanalysis (EPMA), and nanoSIMS to document correlations between the various trace elements and their distribution between...
FIGURES | View All (6)
Journal Article
Published: 01 June 2017
American Mineralogist (2017) 102 (6): 1311-1327.
... for about 5 min. Secondary ion signals were collected in the “Combined Analysis” mode of the NanoSIMS for the following masses: 31 P, 49 Ti, 89 Y, 90 Zr, 140 Ce, 174 Yb, 180 Hf, 206 Pb, 207 Pb, and 208 Pb. “Combined analyses” means that the eight masses were collected, followed by re-analyzing...
FIGURES | View All (7)
Series: Clay Minerals Society Workshop Lectures
Published: 01 January 2016
DOI: 10.1346/CMS-WLS-21-4
EISBN: 9781881208471
... experiments of water-extractable organic matter on model minerals, such as boehmite and illite, were performed. Adsorption of organic matter on the minerals was quantified by conventional bulk-scale methods and compared with data from nanoSIMS measurements. From the data obtained, scaling factors have been...
FIGURES
Journal Article
Published: 01 August 2013
American Mineralogist (2013) 98 (8-9): 1477-1486.
...Romain Tartèse; Mahesh Anand; Thomas Delhaye Abstract In this study, we carried out Pb/Pb dating of tranquillityite in high-Ti mare basalts 10044, 75055, and 74255, using a Cameca NanoSIMS 50 at a spatial resolution of ~3 μm. The analyses yielded 207 Pb/ 206 Pb dates of 3722 ± 11 Ma for sample...
FIGURES | View All (6)
Journal Article
Journal: Economic Geology
Published: 01 November 2009
Economic Geology (2009) 104 (7): 897-904.
...Shaun L.L. Barker; Kenneth A. Hickey; Jean S. Cline; Gregory M. Dipple; Matt R. Kilburn; Jeremy R. Vaughan; Anthony A. Longo Abstract One-hundred-nm-resolution secondary ionizing mass spectrometry (nanoSIMS) was used to determine the distribution of Au, Cu, As, Sb, and S, and stable isotopes of S...
FIGURES | View All (4)
Journal Article
Published: 01 January 2008
Journal of the Geological Society (2008) 165 (1): 43-53.
... the formation mechanism and biogenicity of AIT from the c . 3400 Ma Strelley Pool sandstone of Western Australia using NanoSIMS technology. In doing so, we demonstrate the unique ability of the NanoSIMS to combine sub-micron scale imaging with in situ chemical and isotopic data, thereby enhancing our ability...
FIGURES | View All (11)
Journal Article
Published: 01 October 2005
The Canadian Mineralogist (2005) 43 (5): 1631-1641.
..., ce qui les rend difficiles à caractériser au moyen de techniques standards d’analyse spectroscopique ou avec un faisceau d’électrons. Nous avons pu combiner les capacités d’imager à une échelle nanométrique au moyen de la spectrométrie de masse avec ions secondaires (NanoSIMS) et une...
FIGURES | View All (8)
Journal Article
Published: 01 November 2004
American Mineralogist (2004) 89 (11-12): 1822-1825.
... with numerous pores. The distribution of Na and K, determined by electron probe microanalysis, is uniform within the core and rim and has an abrupt discontinuity at the interface. No evidence exists for K-Na interdiffusion at the resolution of electron probe. The NanoSIMS shows that the interface is also sharp...
FIGURES | View All (4)
Image
<b>nanoSIMS</b> raster maps for isotopes of  50 Ti,  9 Be,  56 Fe, and  181 Ta for...
Published: 01 July 2017
Figure 5. nanoSIMS raster maps for isotopes of 50 Ti, 9 Be, 56 Fe, and 181 Ta for samples ( a ) AND and ( b ) TUN. “Cts” represents the number of counts. (Color online.)
Image
Grain 80: ( a ) Orientation contrast image with locations of <b>NanoSIMS</b> point...
Published: 01 June 2017
Figure 5. Grain 80: ( a ) Orientation contrast image with locations of NanoSIMS point analyses, spot size <1×1 μm (see analytical data section), points color-coded according to the 207 Pb/ 206 Pb relative ages; direction of the PDBs is highlighted by a white dotted line. EBSD map
Image
<b>NanoSIMS</b> measurement of Al and Fe distribution in  E. coli  treated with AM...
Published: 01 March 2017
Fig. 20. NanoSIMS measurement of Al and Fe distribution in E. coli treated with AMZ clay. Negative ion counts of: (a) matrix CN − ; (b) Al/CN ratios in the AMZ-treated E. coli compared to untreated control; and (c) Fe/CN ratios accumulated over membrane vs. interior.
Image
( a ) BSE image illustrating the petrographic context of <b>NanoSIMS</b> and TEM a...
Published: 01 November 2015
Figure 8 ( a ) BSE image illustrating the petrographic context of NanoSIMS and TEM analyses of Fe/Mg across the contact between a dolomite core and surrounding ankerite rim in marl sample 21-35D, location 21-35 in the garnet zone, Vermont ( Fig. 3 ). White square identifies the area analyzed
Image
Secondary electron (SE) image and <b>NanoSIMS</b> ion maps of sulfur ( 34 S – ), n...
in > Geology
Published: 01 January 2015
Figure 1. Secondary electron (SE) image and NanoSIMS ion maps of sulfur ( 34 S – ), nitrogen ( 26 CN – ), and carbon ( 12 C – ) showing internal CN org zoning of 560 Ma pyrite framboids. Variations in ion intensity are shown by the calibration bars, where brighter colors indicate higher
Image
<b>NanoSIMS</b> analysis of a spheroidal iron oxide concretion cross section. Imag...
in > Geology
Published: 01 August 2012
Figure 2. NanoSIMS analysis of a spheroidal iron oxide concretion cross section. Images depict mapped regions of 16 O– (A and B), 56 Fe 16 O– (C and D), and 12 C 14 N– (E and F) collected from two areas located in pore spaces at the interface between Fe(III) oxides and bleached sandstone
Image
Correlated scanning electron microscope (SEM)–<b>NanoSIMS</b> (secondary ion mass ...
in > Geology
Published: 01 June 2012
Figure 3. Correlated scanning electron microscope (SEM)–NanoSIMS (secondary ion mass spectrometry) imaging showing the main components of an ooid cortex. A: SEM image showing location of NanoSIMS analysis within the ooid cortex (from ooid shown in Fig. 2A ). B: NanoSIMS ion images of oxygen ( 16
Image
<b>NanoSIMS</b> (secondary ion mass spectrometry) ion images distinguishing differ...
in > Geology
Published: 01 June 2012
Figure 4. NanoSIMS (secondary ion mass spectrometry) ion images distinguishing different types of organic material within the ooid cortex. A: NanoSIMS ion images of oxygen ( 16 O − ), nitrogen ( 12 C 14 N − ), silicon ( 28 Si − ), and sulfur ( 32 S − ) from boxed area in Figure 3B . Correlation
Image
Two <b>NanoSIMS</b> calibrations (20 and 21). Only filtered data are shown for cal...
Published: 01 November 2011
Figure 9. Two NanoSIMS calibrations (20 and 21). Only filtered data are shown for calibration 21; all data for calibration 20 are shown but the two filtered points, for sample GRR1012 (0.022 wt% H 2 O), are nearly fit by the regression line and their inclusion does not significantly affect
Image
Example of a <b>NanoSIMS</b> depth profile for GRR1695-2. Counts for  12 C,  16 O ...
Published: 01 November 2011
Figure 12. Example of a NanoSIMS depth profile for GRR1695-2. Counts for 12 C, 16 O 1 H, and 19 F shown as a function of cycle number, with each cycle lasting 1 s. All masses were collected at the same time on different electron multipliers.
Image
Top panels:  <b>NanoSIMS</b> isotopic images of an interplanetary dust particle co...
in > Elements
Published: 01 February 2011
F igure 3 Top panels: NanoSIMS isotopic images of an interplanetary dust particle containing the first presolar silicate ever identified (circled). This olivine grain is highly enriched in 17 O. Middle and bottom panels: NanoSIMS and TEM images of meteorite matrix grains. The presolar