2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/69251In this paper, we studu a biharmonic equation under the Navier boundary condition on thin annuli. We show that when the annulus becomes thin, the equation has no solution whose energy is bounded.27 pagesAnalysis of PDEs35J60, 35J65, 58E05Nonexistence of Bounded Energy Solutions for a Fourth Order Equation on Thin Annulitext