Trotter error cancellation in nanographene simulations reduces circuit depth by about 10x for quantum phase estimation of energy gaps to chemical accuracy in the Pariser-Parr-Pople model.
Campbell, Shorter gate sequences for quantum com- puting by mixing unitaries, Phys
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Higher-order Zeno sequences achieve O(1/N^{2k}) convergence to Zeno dynamics for projective measurements and unitary kicks by mapping to higher-order Trotter formulas.
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Quantum simulation of nanographenes and Trotter error cancellation
Trotter error cancellation in nanographene simulations reduces circuit depth by about 10x for quantum phase estimation of energy gaps to chemical accuracy in the Pariser-Parr-Pople model.
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Higher-order Zeno sequences
Higher-order Zeno sequences achieve O(1/N^{2k}) convergence to Zeno dynamics for projective measurements and unitary kicks by mapping to higher-order Trotter formulas.