Abstract
The decay-rate of an eigenstate into the continuum is calculated in a simple 1-dimensional model, when a small uniform electric field is switched on. It is shown that this rate is very sensitive to changes in the field strength, in conformity with experimental observations.
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Sinha, K. Decay in presence of a uniform electric field. Lett Math Phys 1, 251–257 (1976). https://doi.org/10.1007/BF00417612
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DOI: https://doi.org/10.1007/BF00417612