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← ScienceWhich risk increases when a dye-sensitized solar cell is exposed to high UV flux?
A)Oxide electron-hole recombination increases✓
B)Electrolyte convection currents sharply form
C)Quantum dot aggregation accelerates fast
D)Surface plasmon resonance drastically fades
💡 Explanation
Increased UV drives photoexcitation increasing recombination due to electron-hole pair formation. Oxide electron-hole recombination increases because Auger recombination provides a non-radiative decay pathway removing excited electrons rather than charge separation; therefore recombination increases, UV does not directly impact convection, aggregation, or surface plasmons.
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