Aguilera-Navarro, V. C. [UNESP]Guardiola, R.2014-05-272014-05-271991-12-01Journal of Mathematical Physics, v. 32, n. 8, p. 2135-2141, 1991.0022-2488http://hdl.handle.net/11449/64167A perturbative study of a class of nonsingular spiked harmonic oscillators defined by the Hamiltonian H= -d2/dr2 + r2 + λ/rα in the domain [0,∞] is carried out, in the two extremes of a weak coupling and a strong coupling regimes. A path has been found to connect both expansions for α near 2. © 1991 American Institute of Physics.2135-2141engArtigo10.1063/1.529186Acesso aberto2-s2.0-00406878272-s2.0-0040687827.pdf