Dark matter

Time for detection

Dark matter remains experimentally elusive. But what if it is more classical than expected, resembling a spatially varying field? A network of atomic clocks would be able to detect its variations.

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Figure 1: Topological dark matter may be detected by measuring changes in the synchronicity of a global network of atomic clocks, such as the Global Positioning System, as the Earth passes through the domain wall.

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Correspondence to Rana Adhikari or Paul Hamiton or Holger Müller.

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Adhikari, R., Hamiton, P. & Müller, H. Time for detection. Nature Phys 10, 906–907 (2014). https://doi.org/10.1038/nphys3175

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