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Minimization of thermal jitter in a balanced comparator single flux quantum cell
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10.1063/1.2931007
/content/aip/journal/jap/103/10/10.1063/1.2931007
http://aip.metastore.ingenta.com/content/aip/journal/jap/103/10/10.1063/1.2931007
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

The circuit diagram of a balanced comparator: is a current pulse due to change of an external magnetic flux , and are the bias currents, and is a current to be measured.

Image of FIG. 2.
FIG. 2.

The shape of a current pulse, , . is normalized to the critical current, is normalized to .

Image of FIG. 3.
FIG. 3.

The motion of the phases of the BC junctions and comprising the BC: , , and .

Image of FIG. 4.
FIG. 4.

MST and SD of a single JJ (normalized to the inverse plasma frequency ) vs current : , , and .

Image of FIG. 5.
FIG. 5.

Pulses after reproduction by a single JJ with , , and normalized to .

Image of FIG. 6.
FIG. 6.

MST and SD of a single JJ (normalized to the inverse plasma frequency ) vs , . Solid curves: , dashed curves: .

Image of FIG. 7.
FIG. 7.

Gray zone of the BC as a function of for different values of and ; and .

Image of FIG. 8.
FIG. 8.

The shapes of the input pulse and the output pulses of the BC for different values of the input inductance and . Current across pulse generator is , its area is normalized to , , and .

Image of FIG. 9.
FIG. 9.

The temporal characteristics of junction (normalized to ) for different values of measured current , , , and .

Image of FIG. 10.
FIG. 10.

The pulse reproduced by the BC (input pulse for junction ) and pulses reproduced by . The shape of the pulse has been restored by the JJ with , .

Image of FIG. 11.
FIG. 11.

MST and SD of junction as a function of for different values of measured current and output inductance : , , , and . All junctions have the same .

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/content/aip/journal/jap/103/10/10.1063/1.2931007
2008-05-29
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Minimization of thermal jitter in a balanced comparator single flux quantum cell
http://aip.metastore.ingenta.com/content/aip/journal/jap/103/10/10.1063/1.2931007
10.1063/1.2931007
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