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Electrical bistabilities and memory mechanisms of organic bistable devices based on colloidal ZnO quantum dot-polymethylmethacrylate polymer nanocomposites
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10.1063/1.3111445
/content/aip/journal/apl/94/13/10.1063/1.3111445
http://aip.metastore.ingenta.com/content/aip/journal/apl/94/13/10.1063/1.3111445
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Schematic diagram of the OBDs fabricated in this work.

Image of FIG. 2.
FIG. 2.

(a) Plane-view bright-field TEM image of the ZnO QDs dispersed in the DMF solution, (b) plane-view bright-field TEM image of ZnO QDs embedded in a PMMA polymer with a concentration of %. The inset of (a) indicates a high-resolution enlarged TEM view of the ZnO QDs.

Image of FIG. 3.
FIG. 3.

Current-voltage curves for the Al/hybrid ZnO QDs-PMMA/ITO devices with PMMA concentrations of 0.5, 1.5, and . Empty triangles, empty circles, and empty rectangles represent the devices with PMMA concentrations of 0.5, 1.5, and , respectively.

Image of FIG. 4.
FIG. 4.

(a) Write-read-erase-read sequence operation of the Al/hybrid ZnO QDs-PMMA/ITO devices; the sequence of the voltage pulse is 2, 1, −2, and 1 V. (b) Currents as functions of the number of cycles for the ON and the OFF states of the OBDs.

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/content/aip/journal/apl/94/13/10.1063/1.3111445
2009-04-03
2014-04-25
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Electrical bistabilities and memory mechanisms of organic bistable devices based on colloidal ZnO quantum dot-polymethylmethacrylate polymer nanocomposites
http://aip.metastore.ingenta.com/content/aip/journal/apl/94/13/10.1063/1.3111445
10.1063/1.3111445
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