Wikipedia:Picture of the day/November 2, 2004
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An image of Pollen taken by a Scanning Electron Microscope (SEM), a type of electron microscope capable of producing high resolution images of a sample surface. Due to the manner in which the image is created, SEM images have a characteristic 3-dimensional quality and are useful for judging the surface structure of the sample.
Photo credit: Rippel Electron Microscope Facility |