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On the nuclear magnetic resonance frequency of phosphorus donor atom in a silicon-based quantum computer
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10.1063/1.3504653
/content/aip/journal/jap/108/9/10.1063/1.3504653
http://aip.metastore.ingenta.com/content/aip/journal/jap/108/9/10.1063/1.3504653
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

The single qubit structure of the silicon-based solid-state quantum computer proposed by Kane (Ref. 2).

Image of FIG. 2.
FIG. 2.

The nonlinear potential distribution inside the silicon substrate of the qubit structure shown in Fig. 1 with , , , of , and of silicon .

Image of FIG. 3.
FIG. 3.

The change in the NMR frequency with the A gate voltage obtained in different studies. The phosphorus atom is at , , and and the applied statice magnetic field . , , , of , and of silicon .

Image of FIG. 4.
FIG. 4.

The perturbation energy with respect to the change in the A gate voltage. The phosphorus atom is at , , and . The other parameters are: , , , of , and of silicon .

Image of FIG. 5.
FIG. 5.

The change in NMR frequency with the phosphorus atom shifted along the coordinates. The and coordinates of the atom are kept constant at and . The other parameters of the A gate are: , , , of , of silicon , and the applied static magnetic field . The A gate voltage is fixed at 0.3 V.

Image of FIG. 6.
FIG. 6.

The potential distributions along the direction at and inside an A gate structure with different insulator barrier materials. The dimensions of the A gate are: , , , and of . For the insulation barrier, . For the SiGe insulation barrier, .

Image of FIG. 7.
FIG. 7.

The NMR frequencies for an A gate structure with different insulator barrier materials. The dimensions of the A gate are the same as those in Fig. 5. The phosphorus atom is at , , , and the applied static magnetic field .

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/content/aip/journal/jap/108/9/10.1063/1.3504653
2010-11-03
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: On the nuclear magnetic resonance frequency of phosphorus donor atom in a silicon-based quantum computer
http://aip.metastore.ingenta.com/content/aip/journal/jap/108/9/10.1063/1.3504653
10.1063/1.3504653
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