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Figure 10
Fast Fourier transform of the interference measurements with visible light. The SDU with dampers shows a prominent resonance at 11 Hz arising from the incoupling of ground vibrations from the hall. |
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Figure 10
Fast Fourier transform of the interference measurements with visible light. The SDU with dampers shows a prominent resonance at 11 Hz arising from the incoupling of ground vibrations from the hall. |