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← ScienceWhich consequence results when electron overlap exceeds a stability threshold in a molecular exciton device?
A)Reduced energy transfer efficiency✓
B)Increased quantum entanglement
C)Enhanced electron-phonon coupling
D)Formation of delocalized polaron
💡 Explanation
Reduced energy transfer efficiency occurs because increased electron wavefunction overlap promotes non-radiative decay, a form of decoherence. This causes energy dissipation rather than efficient exciton transport; therefore efficiency drops because of heightened intermolecular quenching rather than optical absorption rates increasing.
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