Résumé
This paper presents experimental results obtained on a laser structure containing a single QD layer, epitaxially grown on InP(3 1 1)B substrate. The sample shows laser emission on the ground state in the 1.55 νm telecommunication window at room temperature. Its threshold current density is 320 A cm-2, which is relatively low for an InP-based QD laser. Its modal gain, attributed to a high QD density and low QD size dispersion, explains this first achievement of lasing with a single QD layer on an InP substrate.
| langue originale | Anglais |
|---|---|
| Numéro d'article | 028 |
| Pages (de - à) | 827-830 |
| Nombre de pages | 4 |
| journal | Semiconductor Science and Technology |
| Volume | 22 |
| Numéro de publication | 7 |
| Les DOIs | |
| état | Publié - 1 juil. 2007 |
| Modification externe | Oui |
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