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Mobility reduction and apparent activation energies produced by hopping transport in the presence of Coulombic defects

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Academic year: 2021

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Figure 1. Mobility edge given by the electron potential energy against position for (a) R c  = 10 nm, (b)  R c  = 20 nm, in absence of coulombic centres (straight line), by including the contribution of all  ions (thick solid line) and by considering the n
Figure 3. Mobility against the temperature at low  field and fits with equation (1) (dashed lines)
Figure 4. Simulated anomalous dispersive currents  Figure 5. Simulated anomalous dispersive currents
Figure 7. Transit-time against 1000/T at different  fields and fits of the low-field data with the inverse  of equation (1) (dashed lines)

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