Figure 2

Voltage-noise spectra.
The spectral densities, at three reference temperatures and at a fixed bias current, are shown for the strip1 (left panel) and for the strip2 (right panel). The traces (1) black are the zero-bias background noise.
Voltage-noise spectra.
The spectral densities, at three reference temperatures and at a fixed bias current, are shown for the strip1 (left panel) and for the strip2 (right panel). The traces (1) black are the zero-bias background noise.