Abstract
In addition to broad photoluminescence (PL) bands at 3.2 and 2.8 eV, Mg-doped GaN also exhibits a characteristic red PL band centered around 1.75 eV. Using optically detected magnetic resonance (ODMR), a deep defect with an isotropic g-value of 2.001 and a linewidth of 5 mT is found to be responsible for the red luminescence. Various shallow and deep donors are also found to participate in this radiative transition. The results are compared to the ODMR of n-type GaN.
| Original language | English |
|---|---|
| Pages (from-to) | 547-550 |
| Number of pages | 4 |
| Journal | Physica Status Solidi (B) Basic Research |
| Volume | 216 |
| Issue number | 1 |
| DOIs | |
| State | Published - Nov 1999 |
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