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pro vyhledávání: '"Peter G. Self"'
Publikováno v:
Journal of Palaeosciences. 71:19-43
Before regulation, the White Nile contributed 83% of the low water flow to the main Nile and was responsible for maintaining the Nile as a perennial river during times of drought in Ethiopia. Two key unresolved questions relating to the White Nile ar
Publikováno v:
Ultramicroscopy. 18:49-62
Several examples of the image-matching technique in HRTEM, involving the detailed comparison of experimental and computer-simulated images, are described. These illustrate the essential difficulty of the exercise and give some guiding criteria for im
Autor:
Peter R. Buseck, Peter G. Self
Publikováno v:
Proceedings, annual meeting, Electron Microscopy Society of America. 41:178-181
ALCHEMI (Atom Location by CHanneling Enhanced Microanalysis) enables the site occupancy of atoms in single crystals to be determined. In this article the fundamentals of the method for both EDS and EELS will be discussed. Unlike HRTEM, ALCHEMI does n
Autor:
Peter R. Buseck, Peter G. Self
Publikováno v:
Proceedings, annual meeting, Electron Microscopy Society of America. 41:292-293
HRTEM images of the [001] zone of rutile (fig. 1) show 0.32 nm fringes near the edge of the crystal, but these rapidly change to 0.46 nm in the thicker parts of the crystal. This change in spacing is only possible if the intensities in the dynamicall
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