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Which of the following is the most commonly used detector in ESCA and AES?

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in Analytical Instrumentation by (131k points)
Which of the following is the most commonly used detector in ESCA and AES?

(a) Electron multiplier

(b) Dynodes

(c) Photovoltaic cell

(d) Photomultiplier

The question was posed to me in an interview for internship.

This question is from Instrumentation for Electron Spectroscopy topic in section Electron and Ion Spectrometers of Analytical Instrumentation

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Best answer
The correct answer is (a) Electron multiplier

To explain: Electron multiplier is the most commonly used detectors in ESCA and AES. It is similar to photomultiplier.

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