71 citations · 537 across the 49 of their papers we have counts for
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math-ph2012★ 20 cited
High-Energy analysis and Levinson's theorem for the selfadjoint matrix Schroedinger operator on the half line
Tuncay Aktosun, Ricardo Weder
The matrix Schroedinger equation with a selfadjoint matrix potential is considered on the half line with the general selfadjoint boundary condition at the origin. When the matrix p…
math-ph2012★ 18 cited
On Open Scattering Channels for Manifolds with Ends
Rainer Hempel, Olaf Post, Ricardo Weder
In the framework of time-dependent geometric scattering theory, we study the existence and completeness of the wave operators for perturbations of the Riemannian metric for the Lap…