Figure 1.

Cross-sectional structures of PCM cells. (a) Cross-sectional structure of PCM cell without TiO2 buffer layer and (b) schematic diagram of the cross-section structure of the fabricated cell with TiO2 buffer layer.

Song et al. Nanoscale Research Letters 2013 8:77   doi:10.1186/1556-276X-8-77
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