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cond-mat.str-el2019★ 7 cited
Finite temperature density matrix embedding theory
Chong Sun, Ushnish Ray, Zhi-Hao Cui +3
We describe a formulation of the density matrix embedding theory at finite temperature. We present a generalization of the ground-state bath orbital construction that embeds a mean…
quant-ph2019★ 696 cited
Determining eigenstates and thermal states on a quantum computer using quantum imaginary time evolution
Mario Motta, Chong Sun, Adrian Teck Keng Tan +5
The accurate computation of Hamiltonian ground, excited, and thermal states on quantum computers stands to impact many problems in the physical and computer sciences, from quantum…