Information processing at the speed of light
M AbuGhanem - Frontiers of Optoelectronics, 2024 - Springer
In recent years, quantum computing has made significant strides, particularly in light-based
technology. The introduction of quantum photonic chips has ushered in an era marked by …
technology. The introduction of quantum photonic chips has ushered in an era marked by …
Dressed-state analysis of two-color excitation schemes
To coherently control a few-level quantum emitter, typically pulses with an energy resonant
to the transition energy are applied, making use of the Rabi mechanism, while a single off …
to the transition energy are applied, making use of the Rabi mechanism, while a single off …
Understanding and utilizing the inner bonds of process tensors
Process tensor matrix product operators (PT-MPOs) enable numerically exact simulations for
an unprecedentedly broad range of open quantum systems. By representing environment …
an unprecedentedly broad range of open quantum systems. By representing environment …
One-dimensional photonic wire as a single-photon source: Implications of cavity QED to a phonon bath of reduced dimensionality
While the semiconductor quantum dot placed in a solid-state material allows for
deterministic emission of single photons, the photon indistinguishability is strongly …
deterministic emission of single photons, the photon indistinguishability is strongly …
Temperature-independent almost perfect photon entanglement from quantum dots via the SUPER scheme
Entangled photon pairs are essential for quantum communication technology. They can be
generated on-demand by semiconductor quantum dots, but several mechanisms are known …
generated on-demand by semiconductor quantum dots, but several mechanisms are known …
Single-photon emitters in : Critical role of phonons on excitation schemes and indistinguishability
Within optical quantum information processing, single-photon sources based on a two-level
system in a semiconductor material allow for on-demand generation of single photons. To …
system in a semiconductor material allow for on-demand generation of single photons. To …
Swing-up dynamics in quantum emitter cavity systems: Near ideal single photons and entangled photon pairs
N Heinisch, N Köcher, D Bauch, S Schumacher - Physical Review Research, 2024 - APS
In the SUPER scheme (Swing-UP of the quantum EmitteR population), excitation of a
quantum emitter is achieved with two off-resonant, red-detuned laser pulses. This allows the …
quantum emitter is achieved with two off-resonant, red-detuned laser pulses. This allows the …
High-purity and stable single-photon emission in bilayer WSe via phonon-assisted excitation
The excitation scheme is essential for single-photon sources as it prepares the exciton state,
defines the decay dynamics, and influences the spectral diffusion of the emitted single …
defines the decay dynamics, and influences the spectral diffusion of the emitted single …
SUPER excitation of quantum emitters is a multi-photon process
The swing-up of quantum emitter population (SUPER) scheme allows to populate the
excited state of a quantum emitter with near-unity fidelity using two red-detuned laser pulses …
excited state of a quantum emitter with near-unity fidelity using two red-detuned laser pulses …
Input-Output Hierarchical Equations Of Motion
M Cirio, P Liang, N Lambert - arxiv preprint arxiv:2408.12221, 2024 - arxiv.org
We derive an extended version of the hierarchical equations of motion (HEOM) to compute
output physical properties of a bosonic environment, which is allowed to be initially prepared …
output physical properties of a bosonic environment, which is allowed to be initially prepared …