Concept information
Término preferido
Microscopy, Energy-Filtering Transmission Electron
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Tipo
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mesh:Descriptor
Definición
- An analytical transmission electron microscopy method using an electron microscope fitted with an energy filtering lens. The method is based on the principle that some of the ELECTRONS passing through the specimen will lose energy when they ionize inner shell electrons of the atoms in the specimen. The amount of energy loss is dependent upon the element. Analysis of the energy loss spectrum (ELECTRON ENERGY-LOSS SPECTROSCOPY) reveals the elemental composition of a specimen. It is used analytically and quantitatively to determine which, how much of, and where specific ELEMENTS are in a sample. For example, it is used for elemental mapping of PHOSPHORUS to trace the strands of NUCLEIC ACIDS in nucleoprotein complexes.
Concepto genérico
Etiquetas alternativas
- EF-TEM
- EFTEM
- Electron Spectroscopic Imaging
- Energy-Filtered TEM
- Energy-Filtered Transmission Electron Microscopy
- Energy-Filtering Transmission Electron Microscopy
En otras lenguas
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francés
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EF-TEM (Energy-Filtered Transmission Electron Microscopy)
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EFTEM (Energy-Filtered Transmission Electron Microscopy)
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Imagerie par spectroscopie électronique
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Imagerie spectroscopique électronique
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Microscopie électronique à transmission avec filtrage d'énergie
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Microscopie électronique à transmission filtrée en énergie
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Microscopie électronique en transmission avec filtrage d'énergie
URI
http://data.loterre.fr/ark:/67375/JVR-DFWVCW5M-W
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