Correlation coefficients between drain current and factors related to random As distributions. Blue and red circles represent correlation coefficients at Vd = 0.05 and 0.5 V, respectively. The coefficient of 0 means no correlation, and those of ±1, the strongest correlation.
Uematsu et al. Nanoscale Research Letters 2012 7:685 doi:10.1186/1556-276X-7-685