System performance of a cryogenic test-bed for the time-division multiplexing readout for NewAthena X-IFU

Davide Vaccaro, Jan van der Kuur, Paul van der Hulst +23

The X-ray Integral Field Unit (X-IFU) is an instrument of ESA's future NewAthena space observatory, with the goal to provide high-energy resolution ($<$ 4 eV at X-ray energies up t…