Q. Electron ionization can produce which of the following?

View solution

Q. Electron ionisation can produce ESCA electrons.

View solution

Q. Which of the following is an Auger transition starting from a hole in 1s levels which would be filled up from the 2p level?

View solution

Q. In ESCA process, the photon ejects which of the following?

View solution

Q. In Auger process, an electron drops to fill which of the following?

View solution

Q. Auger electron spectroscopy involves the irradiation of the surface to be analysed with a beam of electrons of energy in the _________ range.

View solution

Q. In Auger spectroscopy, beam currents are typically _____ in a beam of diameter 0.5mm.

View solution

Q. Which of the following is the detection limit of Auger Electron Spectroscopy?

View solution

Q. Which of the following denotes the sample destruction that occurs in Auger electron spectroscopy?

View solution

Q. How is the specificity of Auger electron spectroscopy?

View solution

Q. AES is more sensitive than XPS because of which of the following factors?

View solution

Q. A basic X-ray source includes which of the following components?

View solution

Q. The anode is held at __________ positive potential and the filament is held at ____________ potential.

View solution

Q. Which of the following is one of the most commonly used anode material?

View solution

Q. Which is the most intense line in the X-ray spectrum?

View solution

Q. Which of the following must be used with the X-ray source to have high energy resolution?

View solution

Q. Magnetic deflection energy analysers are effective than electrostatic types.

View solution

Q. Double-pass cylindrical mirror energy analyser has how many mirrors?

View solution

Q. In spherical sector analyser, __________ is detected and plotted as a function of energy.

View solution

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

View solution