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Typical Raman spectrum for a boron doped film.
lattice constant calculated using Vegard’s law.
Normalized strain energy as a function of boron content. The solid lines represent the theoretical calculations and the symbols represent the experimental data.
Germanium concentration in layers determined by Raman spectroscopy and SIMS.
Si–Ge phonon peaks obtained from Raman spectroscopy.
Lattice constants of Si, Ge, C, and B and their covalent radii.
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