7 papers
Maximal entropy approach for quantum state tomography
Rishabh Gupta, Rongxin Xia, Raphael D. Levine +1
Quantum computation has been growing rapidly in both theory and experiments. In particular, quantum computing devices with a large number of qubits have been developed by IBM, Goog…
Qubit coupled cluster singles and doubles variational quantum eigensolver ansatz for electronic structure calculations
Rongxin Xia, Sabre Kais
Variational quantum eigensolver (VQE) for electronic structure calculations is believed to be one major potential application of near term quantum computing. Among all proposed VQE…
Hybrid quantum-classical neural network for calculating ground state energies of molecules
Rongxin Xia, Sabre Kais
We present a hybrid quantum classical neural network that can be trained to perform electronic structure calculation and generate potential energy curves of simple molecules. The m…
Context aware quantum simulation of a matrix stored in quantum memory
Ammar Daskin, Teng Bian, Rongxin Xia +1
In this paper a storage method and a context-aware circuit simulation idea are presented for the sum of block diagonal matrices. Using the design technique for a generalized circui…
Quantum computing methods for electronic states of the water molecule
Teng Bian, Daniel Murphy, Rongxin Xia +2
We compare recently proposed methods to compute the electronic state energies of the water molecule on a quantum computer. The methods include the phase estimation algorithm based…
Quantum Machine Learning for Electronic Structure Calculations
Rongxin Xia, Sabre Kais
Considering recent advancements and successes in the development of efficient quantum algorithms for electronic structure calculations --- alongside impressive results using machin…