Q. Surface analysis cannot provide any chemical information directly.

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Q. Which of the following is also known as X-ray photoelectron spectroscopy?

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Q. Which of the following methods utilizes the emission of low energy electrons in a process?

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Q. Which of the following is the abbreviation of ESCA?

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Q. Which of the following methods use soft X-rays to eject electrons from inner shell orbitals?

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Q. Which of the following is the abbreviation of SIMS?

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Q. The kinetic energy of the photoelectron energies is dependent on _________ of the atom, which makes XPS useful to identify the oxide state.

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Q. Ion etching techniques provides the depth profiling from the surface.

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Q. Electron spectroscopy is based on the ionization phenomenon.

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Q. The kinetic energy of the ejected photoelectron is dependent upon the energy of which of the following?

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Q. ESCA gives sufficient chemical information up to a depth about ________ armstrong in metals.

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Q. ESCA gives sufficient chemical information up to a depth about ________ armstrong in polymers.

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Q. ESCA gives sufficient chemical information up to a depth about ________ armstrong in oxide.

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Q. ESCA can identify elements in the periodic table above which of the following?

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Q. Discrete electrons cannot be observed in electron ionization of an atom due to which of the following reasons?

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Q. ESCA focusses on which of the following information?

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Q. In the spectrum, two main peaks at _________ and ________ are observed.

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Q. 284.6 eV matches which of the following specific atom type?

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Q. 532.5 eV matches which of the following specific atom type?

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Q. By studying which of the following can we determine if the surface corresponds to C-O or C=O chemical form?

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