A UHV-compatible ΔE−E gas telescope for depth profiling and surface analysis of light elements

作者: A.M. Behrooz , R.L. Headrick , L.E. Seiberling , R.W. Zurmühle

DOI: 10.1016/0168-583X(87)90044-9

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摘要: Abstract We have developed a compact ΔE−E gas telescope that can easily be incorporated into standard ultrahigh vacuum ion scattering chamber. If energetic, heavy ions are available as primary beam, the used to detect light elastic recoils scattered from surface region of sample. The detector consists ionization chamber in front surface-barrier detector. energy loss signal (ΔE) is taken coincidence with (E) identify both atomic number and total recoil. design parameters been chosen allow detection elements H O good depth resolution (

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