Measurement of Probe Current - Practical Electron Microscopy and Database - - An Online Book - |
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Microanalysis | EM Book https://www.globalsino.com/EM/ | ||||||||
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Probe currents in TEM and SEM systems can be measured with a picoammeter at the large phosphorus viewing screen or the small phosphorus viewing screen, and at the sample with a faraday cup holder. The currents obtained at the Faraday cup can be the currents used for dose calculations.
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