Quantum· 2026Q1

Reducing Spatial and Temporal Dimensionality in the Multidimensional Caldeira-Leggett Model

Hongfei Zhan, Ernest W.Z. Pan, Zhenning Cai

1citations
Q1SCImago
2026year

Short summary

An efficient algorithm halves the spatial dimensionality and reduces high-dimensional integrals to 1D/2D for open quantum system simulations by employing a low-rank approximation of the Dyson series and the frozen Gaussian approximation for temporal evolution.

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