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Conductance fluctuation and shot noise in disordered graphene systems, a perturbation expansion approach
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10.1063/1.4817885
/content/aip/journal/jap/114/6/10.1063/1.4817885
http://aip.metastore.ingenta.com/content/aip/journal/jap/114/6/10.1063/1.4817885
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Typical diagrams included in the evaluation of shot noise. (a) The diagram corresponding to Eq. (15) . (b)The diagram corresponding to Eq. (16) . (c) Examples of other sixth order diagrams on 3 terms. (d) Examples of sixth order diagrams on 4 terms.

Image of FIG. 2.
FIG. 2.

One typical sixth-order diagram included in the evaluation of conductance fluctuation labeled as (12,21) with index contraction (i,ij,kj,k).

Image of FIG. 3.
FIG. 3.

Square lattice of size with Anderson disorder and fixed energy  = 2. (a) Conductance, direct expansion at different orders vs brute force. (b) Conductance, direct expansion up to 6th order vs brute force vs NVC. (c) Averaged shot noise, direct expansion at different orders vs brute force. (d) Conductance fluctuation, direct expansion at different orders vs brute force.

Image of FIG. 4.
FIG. 4.

Square lattice of size with 1% doping concentration and fixed energy  = 2. (a) Conductance, direct expansion at different orders vs brute force. (b) Conductance, direct expansion up to 6th order vs brute force vs NVC. (c) Averaged shot noise, direct expansion at different orders vs brute force. (d) Conductance fluctuation, direct expansion at different orders vs brute force.

Image of FIG. 5.
FIG. 5.

Square lattice of size with 20% doping concentration and fixed energy  = 2. (a) Conductance, direct expansion at different orders vs brute force. (b) Conductance, direct expansion up to 6th order vs brute force vs NVC. (c) Averaged shot noise, direct expansion at different orders vs brute force. (d) Conductance fluctuation, direct expansion at different orders vs brute force.

Image of FIG. 6.
FIG. 6.

20 layered graphene, Anderson disorder, . (a) Conductance, direct expansion up to different orders vs brute force. (b) Conductance, direct expansion up to 6th order vs brute force vs NVC. (c) Averaged shot noise, direct expansion up to different orders vs brute force. (d) Conductance fluctuation, direct expansion up to different orders vs brute force.

Image of FIG. 7.
FIG. 7.

20 layered graphene, 1% doping, . (a) Conductance, direct expansion up to different orders vs brute force. (b) Conductance, direct expansion up to 6th order vs brute force vs NVC. (c) Averaged shot noise, direct expansion up to different orders vs brute force. (d) Conductance fluctuation, direct expansion up to different orders vs brute force.

Image of FIG. 8.
FIG. 8.

20 layered graphene, 10% doping, . (a) Conductance, direct expansion up to different orders vs brute force. (b) Conductance, direct expansion up to 6th order vs brute force vs NVC. (c) Averaged shot noise, direct expansion up to different orders vs brute force. (d) Conductance fluctuation, direct expansion up to different orders vs brute force.

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/content/aip/journal/jap/114/6/10.1063/1.4817885
2013-08-09
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Conductance fluctuation and shot noise in disordered graphene systems, a perturbation expansion approach
http://aip.metastore.ingenta.com/content/aip/journal/jap/114/6/10.1063/1.4817885
10.1063/1.4817885
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