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← ScienceWhich outcome occurs when non-stoichiometric doping alters silicon lattice symmetry?
A)Enhanced electron-phonon scattering appears✓
B)Intrinsic carrier concentration decreases
C)Thermal conductivity is significantly reduced
D)Ferromagnetic ordering becomes energetically favourable
💡 Explanation
Enhanced electron-phonon scattering arises from altered lattice symmetry because impurities disrupt the periodic crystal structure, therefore reducing electron mobility for charge carriers rather than affecting thermal conductivity significantly.
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