[HTML][HTML] Precision and work fluctuations in gaussian battery charging
One of the most fundamental tasks in quantum thermodynamics is extracting energy from
one system and subsequently storing this energy in an appropriate battery. Both of these …
one system and subsequently storing this energy in an appropriate battery. Both of these …
Generating multimode entangled microwaves with a superconducting parametric cavity
We demonstrate the generation of multimode entangled states of propagating microwaves.
The entangled states are generated by our parametrically pum** a multimode …
The entangled states are generated by our parametrically pum** a multimode …
Phonon pair creation by inflating quantum fluctuations in an ion trap
M Wittemer, F Hakelberg, P Kiefer, JP Schröder, C Fey… - Physical review …, 2019 - APS
Quantum theory predicts intriguing dynamics during drastic changes of external conditions.
We switch the trap** field of two ions sufficiently fast to tear apart quantum fluctuations, ie …
We switch the trap** field of two ions sufficiently fast to tear apart quantum fluctuations, ie …
Quantum aspects of stimulated Hawking radiation in an optical analog white-black hole pair
This Letter introduces a synergistic combination of analytical and numerical methods to
study the Hawking effect in optical systems containing the analog of a white-black hole pair …
study the Hawking effect in optical systems containing the analog of a white-black hole pair …
Impurities as a quantum thermometer for a Bose-Einstein condensate
We introduce a primary thermometer which measures the temperature of a Bose-Einstein
Condensate in the sub-nK regime. We show, using quantum Fisher information, that the …
Condensate in the sub-nK regime. We show, using quantum Fisher information, that the …
Passivity and practical work extraction using Gaussian operations
Quantum states that can yield work in a cyclical Hamiltonian process form one of the primary
resources in the context of quantum thermodynamics. Conversely, states whose average …
resources in the context of quantum thermodynamics. Conversely, states whose average …
Preserving quantum information in f(Q) non-metric gravity cosmology
The effects of cosmological expansion on quantum bosonic states are investigated, using
quantum information theory. In particular, a generic Bogoliubov transformation of bosonic …
quantum information theory. In particular, a generic Bogoliubov transformation of bosonic …
Thermodynamics of creating correlations: Limitations and optimal protocols
We establish a rigorous connection between fundamental resource theories at the quantum
scale. Correlations and entanglement constitute indispensable resources for numerous …
scale. Correlations and entanglement constitute indispensable resources for numerous …
Symplectic circuits, entanglement, and stimulated Hawking radiation in analogue gravity
We introduce a convenient set of analytical tools (the Gaussian formalism) and diagrams
(symplectic circuits) to analyze multimode scattering events in analogue gravity, such as pair …
(symplectic circuits) to analyze multimode scattering events in analogue gravity, such as pair …
Quantum entanglement in analogue Hawking radiation: When is the final state nonseparable?
X Busch, R Parentani - Physical Review D, 2014 - APS
We study the quantum entanglement of the quasiparticle pairs emitted by analog black
holes. We use a phenomenological description of the spectra in dispersive media to study …
holes. We use a phenomenological description of the spectra in dispersive media to study …