Simulations show that primordial magnetic fields with different coherence scales produce unique angular autocorrelation signatures in intergalactic rotation measures, ranging from 90-degree correlations for large-scale models to sharp drops at 0.1-degree scales for small-scale stochastic models.
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First-order phase transitions between 1 and 10^6 GeV can simultaneously source LISA-detectable gravitational waves and intergalactic magnetic fields matching MAGIC bounds when a fraction of sound-wave energy converts to MHD turbulence.
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Simulated Rotation Measure Sky from Primordial Magnetic Fields
Simulations show that primordial magnetic fields with different coherence scales produce unique angular autocorrelation signatures in intergalactic rotation measures, ranging from 90-degree correlations for large-scale models to sharp drops at 0.1-degree scales for small-scale stochastic models.
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LISA and $\gamma$-ray telescopes as multi-messenger probes of a first-order cosmological phase transition
First-order phase transitions between 1 and 10^6 GeV can simultaneously source LISA-detectable gravitational waves and intergalactic magnetic fields matching MAGIC bounds when a fraction of sound-wave energy converts to MHD turbulence.