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Related to microprobe: Electron microprobe


(Chemistry) a device used in microanalysis that focuses radiation on a small area of a sample, exciting secondary radiation for analysis


(ˈmaɪ krəˌproʊb)

1. a device used to excite radiation by a material in order to determine chemical or elemental composition from the emission spectrum produced.
2. a miniature probe for use in microsurgery.
References in periodicals archive ?
She brings extensive experience evaluating geological and building materials using polarized-light microscopy and other petrographic methods; scanning electron microscopy with x-ray spectroscopy; electron microprobe analysis; x-ray fluorescence or diffraction; plus, physical and chemical testing methods.
Prior to that, he served as senior vice president & general manager of the company's MicroProbe Product group.
has improved available options with the introduction of the InSEM HT Mechanical Properties Microprobe, which, for the first time, allows materials testing under load up to 500 C in an electron microscope or other vacuum environment.
It also served as a showcase for the best worldwide facilities, including the intense positron beam facility at Munich and the positron microprobe at AIST, Japan.
The executives positioned the MicroProbe Product Business Unit as the leading supplier in the high-growth SoC market of MEMS, vertical, and cantilever probe cards.
1m) cash-and-stock deal to take over MicroProbe Inc, which provides wafer test solutions to semiconductor manufacturers, from Astria Semiconductor Holdings Inc.
JEOL streamlines the imaging and analytical workflow between the optical microscope and the SEM or microprobe, allowing the user to quickly pinpoint precise regions of interest on a sample for viewing at ultra-high magnifications.
By using an ion microprobe, Christoph Helo, student in McGill's Department of Earth and Planetary Sciences, has discovered very high concentrations of CO2 in droplets of magma trapped within crystals recovered from volcanic ash deposits on Axial Volcano on the Juan de Fuca Ridge, off the coast of Oregon.
An electron microprobe that uses test samples measured in grains to identify and analyze the chemical composition of solid materials.
Topics include methods of sampling soils for analysis, selective dissolution techniques for mineral analysis of soils and sediments, x-ray diffraction techniques, thermal analysis, photographic microscope techniques, soil micromorphology, digital image analysis, transmission electron microscopy, scanning electron microscopy, atomic force microscopy, electron microprobe techniques, diffuse reflectance spectrometry, x-ray absorption spectroscopy, the structural allocation of clay mineral components and the analysis of layer change, cation and anion exchange capacities and the synthesis of reduced charge clays.
The samples have been sent for microprobe analysis to confirm they are consistent with the original discovery.
Chemical analytical data: Means of thirty sets of electron microprobe data: [Na.