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quant-ph2025
Atoms, Worldlines, and the Scalar Approximation
He Zheng, Daniel A. Steck
The worldline path-integral method, developed thus far for scalar fields, offers promising computational efficiency in general geometries, However, it relies so far on the scalar a…
quant-ph2024
Pathwise Differentiation of Worldline Path Integrals
Jonathan B. Mackrory, He Zheng, Daniel A. Steck
The worldline method is a powerful numerical path-integral framework for computing Casimir and Casimir-Polder energies. An important challenge arises when one desires derivatives o…