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Efficient and Noise-Resilient Molecular Quantum Simulation with the Generalized Superfast Encoding
James Brown, Tarini S Hardikar, Kenny Heitritter +1
Simulating molecular systems on quantum computers requires efficient mappings from Fermionic operators to qubit operators. Traditional mappings such as Jordan-Wigner or Bravyi-Kita…
Quantum Reservoir Computing for Corrosion Prediction in Aerospace: A Hybrid Approach for Enhanced Material Degradation Forecasting
Akshat Tandon, James Brown, Kenny Heitritter +5
The prediction of material degradation is an important problem to solve in many industries. Environmental conditions, such as humidity and temperature, are important drivers of deg…
Quantum Resources Required for Binding Affinity Calculations of Amyloid beta
Matthew Otten, Thomas W. Watts, Samuel D. Johnson +7
Amyloid beta, an intrinsically disordered protein, plays a seemingly important but not well-understood role in neurodegenerative diseases like Alzheimer's disease. A key feature of…
Truncation technique for variational quantum eigensolver for Molecular Hamiltonians
Qidong Xu, Kanav Setia
The variational quantum eigensolver (VQE) is one of the most promising quantum algorithms for the near-term noisy intermediate-scale quantum (NISQ) devices. The VQE typically invol…
Simulating quantum error mitigation in fermionic encodings
Riley W. Chien, Kanav Setia, Xavier Bonet-Monroig +2
The most scalable proposed methods of simulating lattice fermions on noisy quantum computers employ encodings that eliminate nonlocal operators using a constant factor more qubits…
Quantum Computing Applications for Flight Trajectory Optimization
Henry Makhanov, Kanav Setia, Junyu Liu +2
Major players in the global aerospace industry are shifting their focus toward achieving net carbon-neutral operations by 2050. A considerable portion of the overall carbon emissio…
Quantum Power Flows: From Theory to Practice
Junyu Liu, Han Zheng, Masanori Hanada +2
Climate change is becoming one of the greatest challenges to the sustainable development of modern society. Renewable energies with low density greatly complicate the online optimi…
SnCQA: A hardware-efficient equivariant quantum convolutional circuit architecture
Han Zheng, Christopher Kang, Gokul Subramanian Ravi +4
We propose SnCQA, a set of hardware-efficient variational circuits of equivariant quantum convolutional circuits respective to permutation symmetries and spatial lattice symmetries…
The Variational Quantum Eigensolver: a review of methods and best practices
Jules Tilly, Hongxiang Chen, Shuxiang Cao +8
The variational quantum eigensolver (or VQE) uses the variational principle to compute the ground state energy of a Hamiltonian, a problem that is central to quantum chemistry and…
Reducing qubit requirements for quantum simulation using molecular point group symmetries
Kanav Setia, Richard Chen, Julia E. Rice +3
Simulating molecules is believed to be one of the early-stage applications for quantum computers. Current state-of-the-art quantum computers are limited in size and coherence, ther…
Analysis of Superfast Encoding Performance for Electronic Structure Simulations
Riley W. Chien, Sha Xue, Tarini S. Hardikar +2
In our recent work, we have examined various fermion to qubit mappings in the context of quantum simulation including the original Bravyi-Kitaev Superfast encoding (OSE) as well as…
Superfast encodings for fermionic quantum simulation
Kanav Setia, Sergey Bravyi, Antonio Mezzacapo +1
Simulation of fermionic many-body systems on a quantum computer requires a suitable encoding of fermionic degrees of freedom into qubits. Here we revisit the Superfast Encoding int…
Bravyi-Kitaev Superfast simulation of fermions on a quantum computer
Kanav Setia, James D. Whitfield
Present quantum computers often work with distinguishable qubits as their computational units. In order to simulate indistinguishable fermionic particles, it is first required to m…
OpenFermion: The Electronic Structure Package for Quantum Computers
Jarrod R. McClean, Kevin J. Sung, Ian D. Kivlichan +32
Quantum simulation of chemistry and materials is predicted to be an important application for both near-term and fault-tolerant quantum devices. However, at present, developing and…