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Single-photon detection using magnesium diboride superconducting nanowires
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10.1063/1.3518723
/content/aip/journal/apl/97/21/10.1063/1.3518723
http://aip.metastore.ingenta.com/content/aip/journal/apl/97/21/10.1063/1.3518723
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(a) Plan-view SEM image, (b) enlarged-view SEM image (10° tilted), and (c) AFM image (tapping mode) of a nanowire. The nanowire is .

Image of FIG. 2.
FIG. 2.

(a) Comparison of resistive transition curves between the nanowire and 10 nm thick bulk film. (b) characteristics of the nanowire at 3 K. The inset shows the temperature dependence of .

Image of FIG. 3.
FIG. 3.

Bias current dependence of number of detection signals vs average number of photons for the nanowire at (a) 405 and (b) 1560 nm wavelength. The lines show slope exponent , 2, and 3, corresponding to single-photon detection, two-photon detection, and three-photon detection, respectively.

Image of FIG. 4.
FIG. 4.

Bias current dependence of number of detection signals vs average number of photons for the nanowire at (a) 405, (b) 633, and (c) 1560 nm. (d) Transient photoresponse of the nanowire at and at 1560 nm. The inset shows the latchinglike behavior at .

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/content/aip/journal/apl/97/21/10.1063/1.3518723
2010-11-22
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Single-photon detection using magnesium diboride superconducting nanowires
http://aip.metastore.ingenta.com/content/aip/journal/apl/97/21/10.1063/1.3518723
10.1063/1.3518723
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