2 papers
quant-ph2019
The Non-m-Positive Dimension of a Positive Linear Map
Nathaniel Johnston, Benjamin Lovitz, Daniel Puzzuoli
We introduce a property of a matrix-valued linear map that we call its "non-m-positive dimension" (or "non-mP dimension" for short), which measures how large a subspace can be…
quant-ph2019
Engineering Effective Hamiltonians
Holger Haas, Daniel Puzzuoli, Feihao Zhang +1
In the field of quantum control, effective Hamiltonian engineering is a powerful tool that utilises perturbation theory to mitigate or enhance the effect that a variation in the Ha…