## Absolutely continuous spectrum of Stark type operators.(English. Russian original)Zbl 1206.81039

St. Petersbg. Math. J. 20, No. 3, 473-492 (2009); translation from Algebra Anal. 20, No. 3, 197-223 (2008).
Summary: Some new conditions are obtained for the absolutely continuous spectrum of a Stark operator to fill the entire real line.

### MSC:

 81Q10 Selfadjoint operator theory in quantum theory, including spectral analysis 34L20 Asymptotic distribution of eigenvalues, asymptotic theory of eigenfunctions for ordinary differential operators 47E05 General theory of ordinary differential operators

### Keywords:

Stark operator; spectrum; Weyl function; $$BF$$-type estimates
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### References:

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