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An electron microscope is a type of microscope that produces an electronically-magnified image of a specimen for detailed observation. The electron microscope uses a particle beam of electrons to illuminate the specimen and create a magnified image of it. The microscope has a greater resolving power than a light-powered optical microscope, because it uses electrons that have wavelengths about 100,000 times shorter than visible light (photons), and can achieve magnifications of up to 2,000,000x, whereas light microscopes are limited to 2000x magnification.
Learn more about quantum dots from the many resources on this site, listed below. More information on Electron microscopy can be found here.
On the Origin of the Orientation Ratio in Sputtered Longitudinal Media
26 Oct 2012 | | Contributor(s):: Brian Demczyk
This presentation discusses the influence of processing on the development of nanostructural features and their relationship to the orientation ratio, which is of importance in determining magnetic properties in longitudinal recording media. fabricated hard disks were characterized by...
Nanoscale Dimensions in Hard Disk Media
27 Sep 2012 | | Contributor(s):: Brian Demczyk
This presentation examines the relationship of longidudinal hard disk media nanostructure,lubricant distribution and surface nanoroughness to disk contact to flying time transition and lubricant thickness to data zone takeoff. Also included is a model of disk wear.