article Asymptotic series for low-energy excitations of the Fröhlich polaron at strong coupling published yes Morris Brooks author B7ECF9FC-AA38-11E9-AC9A-0930E66974250000-0002-6249-0928 David Johannes Mitrouskas author cbddacee-2b11-11eb-a02e-a2e14d04e52d RoSe department We consider the confined Fröhlich polaron and establish an asymptotic series for the low-energy eigenvalues in negative powers of the coupling constant. The coefficients of the series are derived through a two-fold perturbation approach, involving expansions around the electron Pekar minimizer and the excitations of the quantum field. Mathematical Sciences Publishers2025 eng Probability and Mathematical Physics 2690-0998 2690-1005 2306.1637310.2140/pmp.2025.6.281 61281-325 M. Brooks, D.J. Mitrouskas, Probability and Mathematical Physics 6 (2025) 281–325. M. Brooks and D. J. Mitrouskas, “Asymptotic series for low-energy excitations of the Fröhlich polaron at strong coupling,” <i>Probability and Mathematical Physics</i>, vol. 6, no. 1. Mathematical Sciences Publishers, pp. 281–325, 2025. Brooks, M., &#38; Mitrouskas, D. J. (2025). Asymptotic series for low-energy excitations of the Fröhlich polaron at strong coupling. <i>Probability and Mathematical Physics</i>. Mathematical Sciences Publishers. <a href="https://doi.org/10.2140/pmp.2025.6.281">https://doi.org/10.2140/pmp.2025.6.281</a> Brooks, Morris, and David Johannes Mitrouskas. “Asymptotic Series for Low-Energy Excitations of the Fröhlich Polaron at Strong Coupling.” <i>Probability and Mathematical Physics</i>, vol. 6, no. 1, Mathematical Sciences Publishers, 2025, pp. 281–325, doi:<a href="https://doi.org/10.2140/pmp.2025.6.281">10.2140/pmp.2025.6.281</a>. Brooks M, Mitrouskas DJ. Asymptotic series for low-energy excitations of the Fröhlich polaron at strong coupling. <i>Probability and Mathematical Physics</i>. 2025;6(1):281-325. doi:<a href="https://doi.org/10.2140/pmp.2025.6.281">10.2140/pmp.2025.6.281</a> Brooks M, Mitrouskas DJ. 2025. Asymptotic series for low-energy excitations of the Fröhlich polaron at strong coupling. Probability and Mathematical Physics. 6(1), 281–325. Brooks, Morris, and David Johannes Mitrouskas. “Asymptotic Series for Low-Energy Excitations of the Fröhlich Polaron at Strong Coupling.” <i>Probability and Mathematical Physics</i>. Mathematical Sciences Publishers, 2025. <a href="https://doi.org/10.2140/pmp.2025.6.281">https://doi.org/10.2140/pmp.2025.6.281</a>. 193722025-03-09T23:01:28Z2026-08-12T08:44:53Z