Abstract
Temperature-and field-dependent electron and hole mobilities were simultaneously derived from admittance measurements on an InP/InGaAsP/InAs/InP long wavelength laser structure. Each carrier's mobility was separated in the frequency domain due to the corresponding different relaxation times from {C} versus log {f} curves. Derived electron and hole mobilities followed the Poole-Frenkel-Type field dependence, indicating the transport of carriers through hopping. Extracted thermal energy gap ( {\Delta } ) and disorder temperature ( {T{0}} ) values were in mutual agreement with previous current density-voltage measurements and from the energy band diagram of the present structure, constructed from other studies in the literature by photoluminescence and photoluminescence excitation experiments.
| Original language | English |
|---|---|
| Article number | 7935518 |
| Pages (from-to) | 2881-2885 |
| Number of pages | 5 |
| Journal | IEEE Transactions on Electron Devices |
| Volume | 64 |
| Issue number | 7 |
| DOIs | |
| Publication status | Published - 1 Jul 2017 |
| Externally published | Yes |
Keywords
- Capacitance-voltage characteristics
- charge carrier mobility
- p-i-n diodes
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