Critical parametric quantum sensing

R Di Candia, F Minganti, KV Petrovnin… - npj Quantum …, 2023 - nature.com
Critical quantum systems are a promising resource for quantum metrology applications, due
to the diverging susceptibility developed in proximity of phase transitions. Here, we assess …

Critical quantum metrology with fully-connected models: from Heisenberg to Kibble–Zurek scaling

L Garbe, O Abah, S Felicetti… - Quantum Science and …, 2022 - iopscience.iop.org
Phase transitions represent a compelling tool for classical and quantum sensing
applications. It has been demonstrated that quantum sensors can in principle saturate the …