{"paper":{"title":"Studies on some exponential-screened Coulomb potentials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Amlan K. Roy","submitted_at":"2013-04-25T15:03:50Z","abstract_excerpt":"The generalized pseudospectral method is employed to study the bound-state spectra of some of the exponentially screened Coulomb potentials, \\emph{viz.}, the exponential cosine screened Coulomb (ECSC) and general exponential screened Coulomb (GESC) potential, with special emphasis on \\emph{higher} states and \\emph{stronger} interaction. Eigenvalues accurate up to eleven significant figures are obtained through a non-uniform optimal spatial discretization of the radial Schr\\\"odinger equation. All the 55 eigenstates of ECSC potential with $n \\le 10$ and 36 eigenstates of GESC potential with $n \\"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.6928","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}