5 papers · 1 filter
Sampling Noise and Optimized Measurement Distribution in Imaginary-Time Quantum Dynamics Simulations
Feng Zhang, Niladri Gomes, Joshua Aftergood +3
Variational quantum dynamics simulations (VQDS) provide a promising route to simulate real- and imaginary-time quantum dynamics on noisy intermediate-scale quantum devices using fi…
Classical Benchmarks for Variational Quantum Eigensolver Simulations of the Hubbard Model
Antonios M. Alvertis, Abid Khan, Thomas Iadecola +2
Simulating the Hubbard model is of great interest to a wide range of applications within condensed matter physics, however its solution on classical computers remains challenging i…
Adaptive variational quantum dynamics simulations with compressed circuits and fewer measurements
Feng Zhang, Cai-Zhuang Wang, Thomas Iadecola +2
The adaptive variational quantum dynamics simulation (AVQDS) method performs real-time evolution of quantum states using automatically generated parameterized quantum circuits that…
Problem-tailored Simulation of Energy Transport on Noisy Quantum Computers
I-Chi Chen, Klée Pollock, Yong-Xin Yao +2
The transport of conserved quantities like spin and charge is fundamental to characterizing the behavior of quantum many-body systems. Numerically simulating such dynamics is gener…
Quantum subspace expansion in the presence of hardware noise
João C. Getelina, Prachi Sharma, Thomas Iadecola +2
Finding ground state energies on current quantum processing units (QPUs) using algorithms like the variational quantum eigensolver (VQE) continues to pose challenges. Hardware nois…