The second data release from the European Pulsar Timing Array: IV. Implications for massive black holes, dark matter and the early Universe

J. Antoniadis, P. Arumugam, S. Arumugam +111

The European Pulsar Timing Array (EPTA) and Indian Pulsar Timing Array (InPTA) collaborations have measured a low-frequency common signal in the combination of their second and fir…