112 citations · 425 across the 33 of their papers we have counts for
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nucl-th2008★ 16 cited
Path Integrals for Potential Scattering
R. Rosenfelder
Two path integral representations for the -matrix in nonrelativistic potential scattering are derived and proved to produce the complete Born series when expanded to all orders.…
hep-th2008★ 3 cited
Perturbation Theory Without Diagrams: The Polaron Case
R. Rosenfelder
Higher-order perturbative calculations in Quantum (Field) Theory suffer from the factorial increase of the number of individual diagrams. Here I describe an approach which evaluate…