A. Laptev, S. Naboko, O. Safronov
A Szeg\"o condition for amultidimensional Schr\"odinger operator
(126K, Postscript)

ABSTRACT.  We consider spectral properties 
of a Schr\"odinger operator perturbed by a potential vanishing at infinity 
and prove that the corresponding 
spectral measure satisfies a Szeg\"o type condition.