NISQ computing: where are we and where do we go?
In this short review article, we aim to provide physicists not working within the quantum
computing community a hopefully easy-to-read introduction to the state of the art in the field …
computing community a hopefully easy-to-read introduction to the state of the art in the field …
Fixed depth Hamiltonian simulation via Cartan decomposition
Simulating quantum dynamics on classical computers is challenging for large systems due
to the significant memory requirements. Simulation on quantum computers is a promising …
to the significant memory requirements. Simulation on quantum computers is a promising …
Entanglement perspective on the quantum approximate optimization algorithm
Many quantum algorithms seek to output a specific bitstring solving the problem of interest—
or a few if the solution is degenerate. It is the case for the quantum approximate optimization …
or a few if the solution is degenerate. It is the case for the quantum approximate optimization …
Quantum dynamics simulations beyond the coherence time on noisy intermediate-scale quantum hardware by variational trotter compression
We demonstrate a postquench dynamics simulation of a Heisenberg model on present-day
IBM quantum hardware that extends beyond the coherence time of the device. This is …
IBM quantum hardware that extends beyond the coherence time of the device. This is …
Generalization of quantum machine learning models using quantum fisher information metric
T Haug, MS Kim - Physical Review Letters, 2024 - APS
Generalization is the ability of machine learning models to make accurate predictions on
new data by learning from training data. However, understanding generalization of quantum …
new data by learning from training data. However, understanding generalization of quantum …
Complexity of implementing Trotter steps
Quantum dynamics can be simulated on a quantum computer by exponentiating elementary
terms from the Hamiltonian in a sequential manner. However, such an implementation of …
terms from the Hamiltonian in a sequential manner. However, such an implementation of …
Classification of dynamical Lie algebras of 2-local spin systems on linear, circular and fully connected topologies
Much is understood about 1-dimensional spin chains in terms of entanglement properties,
physical phases, and integrability. However, the Lie algebraic properties of the Hamiltonians …
physical phases, and integrability. However, the Lie algebraic properties of the Hamiltonians …
Classification of dynamical Lie algebras for translation-invariant 2-local spin systems in one dimension
Much is understood about 1-dimensional spin chains in terms of entanglement properties,
physical phases, and integrability. However, the Lie algebraic properties of the Hamiltonians …
physical phases, and integrability. However, the Lie algebraic properties of the Hamiltonians …
Algebraic bethe circuits
Abstract The Algebraic Bethe Ansatz (ABA) is a highly successful analytical method used to
exactly solve several physical models in both statistical mechanics and condensed-matter …
exactly solve several physical models in both statistical mechanics and condensed-matter …
An algebraic quantum circuit compression algorithm for hamiltonian simulation
Quantum computing is a promising technology that harnesses the peculiarities of quantum
mechanics to deliver computational speedups for some problems that are intractable to …
mechanics to deliver computational speedups for some problems that are intractable to …