Transmission Coefficient for a Double-Barrier Quantum Well Structure |
E. Kaczmarek and W. Szkiełko Institute of Physics, Polish Academy of Sciences, Al. Lotników 32/46,, 02-668 Warszawa, Poland |
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In this paper the transmission coefficient for a double-barrier quantum well (DBQW) structure as a function of applied voltage is calculated, for the first time, using WKB approximation: This approach allows to discuss a dependence of several quantities characteristic of the system (e.g. the value of the coefficient, resonance voltage, charge stored in the well) on the barrier and the well parameters. |
DOI: 10.12693/APhysPolA.80.441 PACS numbers: 73.40.Lq, 73.40.Gk |