5 papers · 1 filter
Quantum Jacobi-Davidson Method
Shaobo Zhang, Akib Karim, Harry M. Quiney +1
Computing electronic structures of quantum systems is a key task underpinning many applications in photonics, solid-state physics, and quantum technologies. This task is typically…
Symmetry-Checking in Band Structure Calculations on a Noisy Quantum Computer
Shaobo Zhang, Akib Karim, Harry M. Quiney +1
Band crossings in electronic band structures play an important role in determining the electronic, topological, and transport properties in solid-state systems, making them central…
Fast and Noise-aware Machine Learning Variational Quantum Eigensolver Optimiser
Akib Karim, Shaobo Zhang, Muhammad Usman
The Variational Quantum Eigensolver (VQE) is a hybrid quantum-classical algorithm for preparing ground states in the current era of noisy devices. The classical component of the al…
Low Depth Virtual Distillation of Quantum Circuits by Deterministic Circuit Decomposition
Akib Karim, Shaobo Zhang, Muhammad Usman
Virtual distillation (VD) using measurements of multiple copies of a quantum circuit have recently been proposed as a method of noise mitigation of expectation values. Circuit deco…
Full Band Structure Calculation of Semiconducting Materials on a Noisy Quantum Processor
Shaobo Zhang, Akib Karim, Harry M. Quiney +1
Quantum chemistry is a promising application in the era of quantum computing since the unique effects of quantum mechanics that take exponential growing resources to simulate class…