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A scalable distributed method for quantum-scale device simulation
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10.1063/1.2748621
/content/aip/journal/jap/101/12/10.1063/1.2748621
http://aip.metastore.ingenta.com/content/aip/journal/jap/101/12/10.1063/1.2748621

Figures

Image of FIG. 1.
FIG. 1.

Two-dimensional spatial grid for a nanotransistor.

Image of FIG. 2.
FIG. 2.

(Color online) Cross section of Si nanowire [100].

Image of FIG. 3.
FIG. 3.

(Color online) Device model using Si nanowire [100].

Image of FIG. 4.
FIG. 4.

Divide-and-conquer illustration.

Image of FIG. 5.
FIG. 5.

Matrix maps.

Image of FIG. 6.
FIG. 6.

(Color online) Structured matrix associated with nanotransistor .

Image of FIG. 7.
FIG. 7.

Parallel communication.

Image of FIG. 8.
FIG. 8.

(Color online) Structure of Hamiltonian for Si [100].

Image of FIG. 9.
FIG. 9.

(Color online) Transmission and DOS for Si [100], .

Image of FIG. 10.
FIG. 10.

(Color online) Transmission and DOS for Si [100], .

Image of FIG. 11.
FIG. 11.

(Color online) Transmission and DOS for Si [100], .

Image of FIG. 12.
FIG. 12.

(Color online) Time for PDIV for varying with and .

Image of FIG. 13.
FIG. 13.

(Color online) Speedup for PDIV for varying with and .

Image of FIG. 14.
FIG. 14.

(Color online) Time for PDIV for varying with and .

Image of FIG. 15.
FIG. 15.

(Color online) Speedup for PDIV for varying with and .

Tables

Generic image for table

Pseudo-Code

Generic image for table
Table I.

Run time comparison .

Generic image for table
Table II.

Peak performance and ratio of run time (extrapolated RGF/PDIV).

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/content/aip/journal/jap/101/12/10.1063/1.2748621
2007-06-29
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: A scalable distributed method for quantum-scale device simulation
http://aip.metastore.ingenta.com/content/aip/journal/jap/101/12/10.1063/1.2748621
10.1063/1.2748621
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