Quantum trajectories and open many-body quantum systems
AJ Daley - Advances in Physics, 2014 - Taylor & Francis
The study of open quantum systems–microscopic systems exhibiting quantum coherence
that are coupled to their environment–has become increasingly important in the past years …
that are coupled to their environment–has become increasingly important in the past years …
Keldysh field theory for driven open quantum systems
Recent experimental developments in diverse areas—ranging from cold atomic gases to
light-driven semiconductors to microcavity arrays—move systems into the focus which are …
light-driven semiconductors to microcavity arrays—move systems into the focus which are …
Nonequilibrium boundary-driven quantum systems: Models, methods, and properties
Recent years have seen tremendous progress in the theoretical understanding of quantum
systems driven dissipatively by coupling to different baths at their edges. This was possible …
systems driven dissipatively by coupling to different baths at their edges. This was possible …
Measurement-induced dark state phase transitions in long-ranged fermion systems
We identify an unconventional algebraic scaling phase in the quantum dynamics of long-
range hop**, free fermions, which are exposed to continuous local measurements. The …
range hop**, free fermions, which are exposed to continuous local measurements. The …
Controlling the dynamics of an open many-body quantum system with localized dissipation
G Barontini, R Labouvie, F Stubenrauch, A Vogler… - Physical review …, 2013 - APS
We experimentally investigate the action of a localized dissipative potential on a
macroscopic matter wave, which we implement by shining an electron beam on an atomic …
macroscopic matter wave, which we implement by shining an electron beam on an atomic …
Monitored open fermion dynamics: Exploring the interplay of measurement, decoherence, and free Hamiltonian evolution
The interplay of unitary evolution and local measurements in many-body systems gives rise
to a stochastic state evolution and to measurement-induced phase transitions in the pure …
to a stochastic state evolution and to measurement-induced phase transitions in the pure …
Algebraic versus exponential decoherence in dissipative many-particle systems
The interplay between dissipation and internal interactions in quantum many-body systems
gives rise to a wealth of novel phenomena. Here we investigate spin-1/2 chains with uniform …
gives rise to a wealth of novel phenomena. Here we investigate spin-1/2 chains with uniform …
Revealing measurement-induced phase transitions by pre-selection
Pushing forward the understanding of general non-unitary dynamics in controlled quantum
platforms has been fueled by the recent discovery of measurement-induced phases and …
platforms has been fueled by the recent discovery of measurement-induced phases and …
Anomalous decay of coherence in a dissipative many-body system
Decoherence plays a major role in our current understanding of the conceptual foundations
of quantum physics. In many instances, decoherence is also a threat that must be countered …
of quantum physics. In many instances, decoherence is also a threat that must be countered …
[HTML][HTML] Dissipative Floquet dynamics: From steady state to measurement induced criticality in trapped-ion chains
Quantum systems evolving unitarily and subject to quantum measurements exhibit various
types of non-equilibrium phase transitions, arising from the competition between unitary …
types of non-equilibrium phase transitions, arising from the competition between unitary …