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Improved performance of non-volatile memory with Au-Al2O3 core-shell nanocrystals embedded in HfO2 matrix
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10.1063/1.4720085
/content/aip/journal/apl/100/20/10.1063/1.4720085
http://aip.metastore.ingenta.com/content/aip/journal/apl/100/20/10.1063/1.4720085
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(a) The three-dimensional schematic diagram of the Au-Al2O3 core-shell NCs structure memory. (b) AFM image of planar view for Au-Al2O3 core-shell NCs. (c) STEM image of the cross-section of Au-Al2O3 core-shell NCs structure and inset shows the high-resolution TEM images. (d) XPS spectrums of Al2p and Au4f for sample1 and sample2. Inset is the XPS spectrums of Hf4f for the two samples.

Image of FIG. 2.
FIG. 2.

(a) The normalized high frequency C-V curves under ±8 V sweep voltage for three samples. (b) High-frequency C–V hysteresis under different sweep voltage ranges for sample1.

Image of FIG. 3.
FIG. 3.

(a) P/E characteristics for two samples and inset shows the energy band of sample1 and (b) endurance characteristics of sample1.

Image of FIG. 4.
FIG. 4.

(a) Data retentions for sample1 and sample2 at room temperature. (b) Inset shows the schematic diagram of the possible charge loss mechanisms. (b) Retention characteristics for sample1 and sample2 at various temperatures. Inset shows Energy band diagrams of the programed states for sample1.

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/content/aip/journal/apl/100/20/10.1063/1.4720085
2012-05-17
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Improved performance of non-volatile memory with Au-Al2O3 core-shell nanocrystals embedded in HfO2 matrix
http://aip.metastore.ingenta.com/content/aip/journal/apl/100/20/10.1063/1.4720085
10.1063/1.4720085
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