Cavity QED with quantum gases: new paradigms in many-body physics

F Mivehvar, F Piazza, T Donner, H Ritsch - Advances in Physics, 2021 - Taylor & Francis
We review the recent developments and the current status in the field of quantum-gas cavity
QED. Since the first experimental demonstration of atomic self-ordering in a system …

[HTML][HTML] Photonic quantum metrology

E Polino, M Valeri, N Spagnolo, F Sciarrino - AVS Quantum Science, 2020 - pubs.aip.org
Quantum metrology is one of the most promising applications of quantum technologies. The
aim of this research field is the estimation of unknown parameters exploiting quantum …

Improving cold-atom sensors with quantum entanglement: Prospects and challenges

SS Szigeti, O Hosten, SA Haine - Applied Physics Letters, 2021 - pubs.aip.org
Quantum entanglement has been generated and verified in cold-atom experiments and
used to make atom-interferometric measurements below the shot-noise limit. However …

Supersolid properties of a Bose-Einstein condensate in a ring resonator

SC Schuster, P Wolf, S Ostermann, S Slama… - Physical review …, 2020 - APS
We investigate the dynamics of a Bose-Einstein condensate interacting with two
noninterfering and counterpropagating modes of a ring resonator. Superfluid, supersolid …

[PDF][PDF] Review of micromachined optical accelerometers: from mg to sub-μg

Q Lu, Y Wang, X Wang, Y Yao, X Wang… - Opto-Electronic …, 2021 - researching.cn
Micro-Opto-Electro-Mechanical Systems (MOEMS) accelerometer is a new type of
accelerometer which combines the merits of optical measurement and Micro-Electro …

Understanding and improving critical metrology. Quenching superradiant light-matter systems beyond the critical point

K Gietka, L Ruks, T Busch - Quantum, 2022 - quantum-journal.org
We carefully examine critical metrology and present an improved critical quantum metrology
protocol which relies on quenching a system exhibiting a superradiant quantum phase …

Squeezing and overcoming the Heisenberg scaling with spin-orbit coupled quantum gases

K Gietka, H Ritsch - Physical Review Letters, 2023 - APS
We predict that exploiting spin-orbit coupling in a harmonically trapped spinor quantum gas
can lead to scaling of the optimal measurement precision beyond the Heisenberg scaling …

Tuning photon-mediated interactions in a multimode cavity: From supersolid to insulating droplets hosting phononic excitations

N Masalaeva, H Ritsch, F Mivehvar - Physical Review Letters, 2023 - APS
Ultracold atoms trapped in laser-generated optical lattices serve as a versatile platform for
quantum simulations. However, as these lattices are infinitely stiff, they do not allow to …

Distributed quantum sensing with optical lattices

JC Pelayo, K Gietka, T Busch - Physical Review A, 2023 - APS
In distributed quantum sensing the correlations between multiple modes, typically of a
photonic system, are utilized to enhance the measurement precision of an unknown …

Emergent quasicrystalline symmetry in light-induced quantum phase transitions

F Mivehvar, H Ritsch, F Piazza - Physical Review Letters, 2019 - APS
The discovery of quasicrystals with crystallographically forbidden rotational symmetries has
changed the notion of the ordering in materials, yet little is known about the dynamical …