Correlation energy in a triplet state of a two-electron spherical quantum dot
Fuente:
Redalyc
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Artículo científico |
| Sprache: | en |
| Veröffentlicht: |
Sociedade Brasileira de Física
2009
|
| Schlagworte: | |
| Online-Zugang: | |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
| _version_ | 1876477877718876160 |
|---|---|
| author | A. Rejo Jeice |
| author_facet | A. Rejo Jeice |
| contents | Correlation energy in a triplet state of a two-electron spherical quantum dot A. Rejo Jeice K. Navaneethakrishanan Física, Astronomía y Matemáticas Correlation energies Spherical quantum dot Square well confinement Singlet and Triplet states Correlation energies in the (1s-1p) triplet state of a two-electron spherical QD with square-well potential confinement are estimated for dots of different radii. The results are presented taking GaAs dot as an example. Our results show that the correlation energies are i) negative in a triplet state in contrast to the singlet state, ii)approaches zero as the dot size approaches infinity, and iii) the "fictitious crossing" of the singlet and triplet state energies at a particular dot size is explained on the basis of Hund's rules. 2009 artículo científico 0103-9733 https://www.redalyc.org/articulo.oa?id=46413562003 en http://www.redalyc.org/revista.oa?id=464 Brazilian Journal of Physics application/pdf Sociedade Brasileira de Física Brazilian Journal of Physics (Brasil) Num.3 Vol.39 |
| format | Artículo científico |
| id | redalyc_46413562003 |
| institution | Redalyc |
| language | en |
| publishDate | 2009 |
| publisher | Sociedade Brasileira de Física |
| spellingShingle | Correlation energy in a triplet state of a two-electron spherical quantum dot A. Rejo Jeice Física, Astronomía y Matemáticas Correlation energies Spherical quantum dot Square well confinement Singlet and Triplet states Correlation energy in a triplet state of a two-electron spherical quantum dot A. Rejo Jeice K. Navaneethakrishanan Física, Astronomía y Matemáticas Correlation energies Spherical quantum dot Square well confinement Singlet and Triplet states Correlation energies in the (1s-1p) triplet state of a two-electron spherical QD with square-well potential confinement are estimated for dots of different radii. The results are presented taking GaAs dot as an example. Our results show that the correlation energies are i) negative in a triplet state in contrast to the singlet state, ii)approaches zero as the dot size approaches infinity, and iii) the "fictitious crossing" of the singlet and triplet state energies at a particular dot size is explained on the basis of Hund's rules. 2009 artículo científico 0103-9733 https://www.redalyc.org/articulo.oa?id=46413562003 en http://www.redalyc.org/revista.oa?id=464 Brazilian Journal of Physics application/pdf Sociedade Brasileira de Física Brazilian Journal of Physics (Brasil) Num.3 Vol.39 |
| title | Correlation energy in a triplet state of a two-electron spherical quantum dot |
| topic | Física, Astronomía y Matemáticas Correlation energies Spherical quantum dot Square well confinement Singlet and Triplet states |
| url | https://www.redalyc.org/articulo.oa?id=46413562003 |