RT - Journal Article
T1 - Effect of the coupling constants between nearest-neighbors in quantum wire coupled to a ring
JF - IJPR
YR - 2018
JO - IJPR
VO - 18
IS - 2
UR - http://ijpr.iut.ac.ir/article-1-2279-en.html
SP - 349
EP - 357
K1 - Tight-Biding Model
K1 - Lie Algebra
K1 - Transmission Probability
K1 - Quantum Wire
K1 - Quantum Ring
K1 - Coupling Constants
K1 - Perturbing Approach
AB - The electronic transport in an infinite arrays of driven quantum wells coupled to a quantum ring is studied via a single-band tunneling tight-biding Hamiltonian by perturbing and numerical simulations approaches. In the perturbing approach, an analytical relationship in terms of the coupling constants between nearest-neighbors in quantum wire coupled to a ring based on the quantum dynamical algebra is obtained. With a choice of three wells on the quantum ring, the transmission probabilities of electron of the number zero well of an wire under the effect of a constant field to the first, second and third well of quantum ring has been obtained for different values of the nearest-neighbors coupling constants in wire and quantum ring of the system. The effect of changes these parameters on the location and height of the first peaks related to the diagrams of transmission probability have been studied.
LA eng
UL http://ijpr.iut.ac.ir/article-1-2279-en.html
M3 10.29252/ijpr.18.2.349
ER -