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← ScienceWhich risk increases when optically pumped rubidium vapor lacks polarization control?
A)Signal-to-noise ratio performance degradation✓
B)Transition rate constant stabilization
C)Ground-state density wave localization
D)Radio-frequency atomic emission enhancement
💡 Explanation
Reduced polarization causes increased noise because quantum projection noise overwhelms scalar signals from target magnetic fields, which are used in atomic magnetometers; therefore, the magnetometer performance suffers, rather than benefiting from increased emissions under polarization-optimized conditions.
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