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Biomedical Engineering

SEM Sample Prep for Biological Imaging

Description

Scanning electron microscopy (SEM) is used to image biological samples after careful preparation. SEM uses an electron beam in a vacuum to nondestructively view conductive materials and surface features. It works like an optical microscope, but it gives much higher magnification and resolution.

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Transcript

La microscopía electrónica de barrido, o SEM, se utiliza a menudo para obtener imágenes de materiales biológicos a escala nanométrica. Los microscopios ópticos, que utilizan la luz para obtener imágenes de una muestra, se utilizan mucho para obtener imágenes no destructivas de muestras biológicas, sin embargo, su resolución y profundidad de camp...

Tags

Scanning Electron MicroscopyBiological Sample PreparationElectron Beam ImagingSample FixationSputter CoatingCritical Point DryingEnvironmental SEMCollagen Hydroxyapatite ScaffoldSecondary Electron Detection