Many-body origin of the "trion line" in doped quantum wells

Europhysics Letters

Volumn 71, Issue 3, 2005, Pages 431-437

  Combescot, M ^a   Tribollet, J ^a   Karczewski, G ^b   Bernardot, F ^a   Testelin, C ^a   Chamarro, M ^a  

^a INSTITUT DES NANOSCIENCES DE PARIS   (France)

^b INSTITUTE OF PHYSICS   (Poland)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 23444434105     PISSN: 02955075     EISSN: None     Source Type: Journal    
DOI: 10.1209/epl/i2005-10101-8     Document Type: Article

References (24)

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19. . [16] The derivative of the absorption, shown in fig. 1(a), also has a delta-peak at the high-energy threshold. However, this threshold being unchanged when the Fermi sea is polarized, the corresponding shift δ is zero; so that it does not appear in the dichroism spectra.
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24. - = δα′ in the vicinity of the "trion" resonance. The same δ estimate is also obtained by using a Lorentzian profile for the dielectric function near resonance, and fitting the curves of figs. 3(a, b, c) in this framework.