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Current orientation and contact distance dependence of rapid voltage oscillations in the organic conductor
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10.1063/1.3524402
/content/aip/journal/jap/108/12/10.1063/1.3524402
http://aip.metastore.ingenta.com/content/aip/journal/jap/108/12/10.1063/1.3524402
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Temperature dependence of resistivity in . The inset is the molecular arrangement with the charge order at low temperatures.

Image of FIG. 2.
FIG. 2.

characteristics observed by current-regulated 2P measurements for (a) contact 2–3 , (b) contact 1–3 (0.022 cm), (c) contact 1–4 (0.030 cm) parallel to [201], and (d) that for perpendicular to [201] (0.008 cm). The bars indicate the regions in which the voltage oscillation appears.

Image of FIG. 3.
FIG. 3.

(a) Temperature dependence of threshold electric field extracted from peak heights in Fig. 2 and (b) temperature dependence of threshold current (closed circles) extracted from peak positions in Fig. 2, together with (open circles) estimated from intercepts in Fig. 6. (c) Temperature dependence of power at the threshold .

Image of FIG. 4.
FIG. 4.

Voltage profile measured at 91–92 K for (a) contact 2–3 , (b) contact 1–3 (0.022 cm), (c) contact 1–4 (0.030 cm) parallel to [201], and (d) perpendicular to [201] (0.008 cm).

Image of FIG. 5.
FIG. 5.

Fast Fourier transformation spectra of the characteristic oscillation at 91–92 K for (a) contact 2–3, (b) contact 1–3 parallel to [201], and (c) perpendicular to [201].

Image of FIG. 6.
FIG. 6.

Applied current dependence of the fundamental frequency observed at different temperatures, (a) contact 2–3, (b) contact 1–3 parallel to [201], and (c) perpendicular to [201].

Image of FIG. 7.
FIG. 7.

Temperature dependence of .

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/content/aip/journal/jap/108/12/10.1063/1.3524402
2010-12-23
2014-04-25
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Current orientation and contact distance dependence of rapid voltage oscillations in the organic conductor β″-[bis(ethylenedithio)tetrathiafulvalene]3(HSO4)2
http://aip.metastore.ingenta.com/content/aip/journal/jap/108/12/10.1063/1.3524402
10.1063/1.3524402
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