Electron microprobe analysis is a sensitive technique for non-destructive quantification of the chemical composition of in situ micrometer volumes of solid material (minerals, alloys, ceramics, glass, ...

Proceedings of the Pennsylvania Academy of Science, Vol. 51, No. 1 (1977), pp. 19-22 (4 pages) Colloidal iodine content of the white-throated Sparrow thyroid gland was analyzed by spot analysis, using ...

Electron microprobe Electron microprobe instrumentation / R. Fitzgerald -- Principles of X-Ray generation and quantitative analysis with the electron microprobe / S.J.B. Reed -- High-resolution ...

The electron microprobe is the premiere instrument for performing non-destructive, in-situ, quantitative chemical analysis of solid materials via wavelength dispersive spectrometry. EMP surface ...

The major oxide composition of four silicate spherules from the area of forest devastated by the explosion of the Tunguska meteorite has been determined by electron microprobe analysis. In general, ...

The new method offers greater efficiency, and access to a much more detailed geologic record than current dating methods, the scientists say. The successes of the early phases of the research have led ...

THERE are no modern analyses in the literature of the nickel and cobalt contents of the rare metallic phase in those achondritic meteorites which have gross chemical compositions similar to ...

The first step for semiconductor chips is visual inspection using an optical microscope or electrical measurements. 2 Mechanical probing, electron beams, emission microscopy, liquid crystal, etc., are ...

The Sample Analysis Laboratory (SAL) provides a comprehensive range of instrumentation for structural, geochemical, mineralogical and elemental analysis at one location in a clean room environment ...

New geologic dating techniques provide a greater resolution of Earth’s history AMHERST, Mass. – A team of University of Massachusetts geologists is exploring a new way to determine the ages of ancient ...