Figure 5.

Analysis of the As 3d core-level spectra of As-rich GaAs(001)-2 × 4. (a) The clean surface and (b) the surface after exposure to 1 cycle of TMA and H2O purges.

Pi et al. Nanoscale Research Letters 2013 8:169   doi:10.1186/1556-276X-8-169
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