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← ScienceWhich mechanism restricts electron electrical conductance in band-pass filters?
A)Formation of photonic band gaps✓
B)Variable tunneling barrier alignment
C)Dielectric resonance cascade damping
D)Thermoelectric Peltier coefficient saturation
💡 Explanation
Photonic band gap formation restricts electron flow because specific frequency ranges are blocked, inhibiting electromagnetic wave propagation. Therefore gap-structure materials prevent current modulation, rather than resonance as related filter designs manipulate signal frequencies according circuit requirements.
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