Figure 2.

The tunneling time τn as a function of the reduced barrier width. The tunneling time τn as a function of the reduced barrier width b/λ for electrons (with energy E=0.15 eV) through superlattices with n=3,4, and 6.

Simanjuntak and Pereyra Nanoscale Research Letters 2013 8:145   doi:10.1186/1556-276X-8-145
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