By Susan Brooks(eds.)

ISBN-10: 0470518510

ISBN-13: 9780470518519

ISBN-10: 111997884X

ISBN-13: 9781119978848

The e-book is worried with the speculation, historical past, and functional use of transmission electron microscopes with lens correctors which could right the results of round aberration. The booklet additionally covers a comparability with aberration correction within the TEM and functions of analytical aberration corrected STEM in fabrics technology and biology. This ebook is key for microscopists inquisitive about nanoscale and fabrics microanalysis in particular these utilizing scanning transmission electron microscopy, and comparable analytical suggestions akin to electron diffraction x-ray spectrometry (EDXS) and electron power loss spectroscopy (EELS).Content:
Chapter 1 normal advent to Transmission Electron Microscopy (TEM) (pages 1–19): Peter Goodhew
Chapter 2 advent to Electron Optics (pages 21–38): Gordon Tatlock
Chapter three improvement of STEM (pages 39–53): L. M. Brown
Chapter four Lens Aberrations: prognosis and Correction (pages 55–87): Andrew Bleloch and Quentin Ramasse
Chapter five thought and Simulations of STEM Imaging (pages 89–110): Peter D. Nellist
Chapter 6 info of STEM (pages 111–161): Alan Craven
Chapter 7 Electron power Loss Spectrometry and effort Dispersive X?ray research (pages 163–210): Rik Brydson and Nicole Hondow
Chapter eight functions of Aberration?Corrected Scanning Transmission Electron Microscopy (pages 211–240): Mervyn D. Shannon
Chapter nine Aberration?Corrected Imaging in CTEM (pages 241–261): Sarah J. Haigh and Angus I. Kirkland

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Extra resources for Aberration-Corrected Analytical Transmission Electron Microscopy

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2001). Here, we primarily focus on STEM. A ‘standard’ STEM offers a similar set of possibilities, but differently optimised and set up for mapping. In addition it offers annular dark field (ADF) imaging. 4. , 2001). Of particular interest to users of aberration-corrected instruments is high-angle annular dark field (HAADF) imaging. High-angle in this context signifies several tens of mrad, which is beyond the angle at which diffraction maxima (spots) of any significant intensity are found. High-angle scattered electrons are few in number, and mostly result from Rutherford scattering.

GENERAL INTRODUCTION-TRANSMISSION ELECTRON MICROSCOPY 13 Image processing can be used to extract, or sometimes just to make more evident, specifically interesting features of an image. To be applied, it requires little or no a priori understanding of the nature of the specimen and typically needs no input parameters. There is increasingly an ethical issue associated with publishing both analytical and image data from EMs. Although it takes more space (on paper or on-line) we would recommend that the raw data is always published, as well as any processed version of it which might be easier to interpret.

The object is illuminated point by point in a serial raster and the image is built up pixel by pixel. This is the case for STEM and SEM but also for probe forming techniques such as AFM and STM. However, the magnification, as opposed to the resolution, is now governed only by the electronic signal processing (effectively the area scanned on the specimen). In all cases where lenses are used, the resolution limit is determined not only by the wavelength of the illumination but also by diffraction effects, which limit the number of off-axis beams which can still contribute to the image without distortion, and the aberrations induced by the lens systems.

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Aberration-Corrected Analytical Transmission Electron Microscopy by Susan Brooks(eds.)


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