Strategies to simulate dephasing-assisted quantum transport on digital quantum computers

F Gallina, M Bruschi, B Fresch - New Journal of Physics, 2022 - iopscience.iop.org
Simulating charge and energy transfer in extended molecular networks requires an effective
model to include the environment because it significantly affects the quantum dynamics. A …

From Stochastic Hamiltonian to Quantum Simulation: Exploring Memory Effects in Exciton Dynamics

F Gallina, M Bruschi, B Fresch - arXiv preprint arXiv:2404.06264, 2024 - arxiv.org
The unraveling of open quantum system dynamics in terms of stochastic quantum
trajectories offers a picture of open system dynamics that consistently considers memory …

Unusual Diffusivity in Strongly Disordered Quantum Lattices: Random Dimer Model

I Tutunnikov, J Cao - arXiv preprint arXiv:2405.20813, 2024 - arxiv.org
Recent advances in transport properties measurements of disordered materials and lattice
simulations, using superconducting qubits, have rekindled interest in Anderson localization …

Fluctuations and Persistence in Quantum Diffusion on Regular Lattices

C Ma, O Malik, G Korniss - arXiv preprint arXiv:2402.06022, 2024 - arxiv.org
We investigate quantum persistence by analyzing amplitude and phase fluctuations of the
wave function governed by the time-dependent free-particle Schr\" odinger equation. The …

Quantum Superposition and Entanglement in Spin-Glass Systems

A Tuncer, SC Kadıoğlu - arXiv preprint arXiv:2306.10571, 2023 - arxiv.org
We propose that spin glasses can exist in equally probable superposition states (SSs)
comprising potential configurations. Employing the Edward-Anderson (EA) order parameter …

Quantum Superposition States: Spin Glasses and Entanglement

A Tuncer, SC Kadıoğlu - arXiv preprint arXiv:2304.09782, 2023 - arxiv.org
Spin-glass (SG) is a fascinating system that has garnered significant attention due to its
intriguing properties and implications for various research fields. One of the key …

[PDF][PDF] Beam shaping for optical levitation

C Piekarski - 2021 - research-collection.ethz.ch
In this semester project, we study the possibility of compensating the effect of gravity on a
lattice of ultracold 40K atoms with the optical dipole force. We numerically show that two …

Exciton Topology and Dynamics in CdSe Clusters: Effects of Ligands and Aggregation from Electronic Structure Computation

P De Checchi - thesis.unipd.it
Quantum dots (QD) are an object of continuous interest because of their usage in various
technology applications, such as QLED, new and innovative photovoltaic cells, to quantum …