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Volumn 85, Issue 4, 2000, Pages 852-855

Fermi-edge singularities in AlxGa1-xAs quantum wells: extrinsic versus many-body scattering processes

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRONIC DENSITY OF STATES; ELECTRONS; FERMI SURFACE; HETEROJUNCTIONS; MOLECULAR BEAM EPITAXY; PHOTOLUMINESCENCE; SEMICONDUCTING ALUMINUM COMPOUNDS; TEMPERATURE;

EID: 12944288301     PISSN: 00319007     EISSN: None     Source Type: Journal    
DOI: 10.1103/PhysRevLett.85.852     Document Type: Article
Times cited : (12)

References (27)
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    • and references therein
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    • (1992) Phys. Rev. B , vol.45 , pp. 9153
    • Bauer, G.E.W.1
  • 9
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    • J. F. Mueller, Phys. Rev. B 42, 11 189 (1990); P. Hawrylak, Phys. Rev. B 44, 6262 (1991).
    • (1990) Phys. Rev. B , vol.42 , pp. 11189
    • Mueller, J.F.1
  • 10
    • 33749436603 scopus 로고
    • J. F. Mueller, Phys. Rev. B 42, 11 189 (1990); P. Hawrylak, Phys. Rev. B 44, 6262 (1991).
    • (1991) Phys. Rev. B , vol.44 , pp. 6262
    • Hawrylak, P.1
  • 11
  • 14
    • 12944299706 scopus 로고    scopus 로고
    • note
    • This enables experiments similar to ReI. [8], where Chen et al. used an in-plane magnetic field to tune Δ.
  • 15
    • 12944326212 scopus 로고    scopus 로고
    • note
    • F.
  • 16
    • 12944312608 scopus 로고    scopus 로고
    • note
    • Small discrepancies occur around the low-energy peak of the DEG PL, all the more pronounced with thinner spacer layers. This shows the increased efficiency of indirect optical processes for less remote dopants, while they are taken constant in the normalization procedure.
  • 18
    • 0000556690 scopus 로고
    • and references therein
    • See, e.g., K. Ohtaka and Y. Tanabe, Phys. Rev. B 39, 3054 (1989). and references therein.
    • (1989) Phys. Rev. B , vol.39 , pp. 3054
    • Ohtaka, K.1    Tanabe, Y.2
  • 19
    • 12944307253 scopus 로고    scopus 로고
    • note
    • The same happens when A is reduced at fixed temperature (see, e.g., Δ = 2.9 and 2.25 meV in Figs. 1c and 2b).
  • 20
    • 12944296550 scopus 로고    scopus 로고
    • note
    • 2x).
  • 24
    • 0001700128 scopus 로고
    • W. Chen et al., Phys. Rev. Lett. 64, 2434 (1990); M. S. Skolnick et al., Phys. Rev. Lett. 66, 963 (1991); W. Chen et al., Phys. Rev. Lett. 66, 964 (1991).
    • (1990) Phys. Rev. Lett. , vol.64 , pp. 2434
    • Chen, W.1
  • 25
    • 4243527551 scopus 로고
    • W. Chen et al., Phys. Rev. Lett. 64, 2434 (1990); M. S. Skolnick et al., Phys. Rev. Lett. 66, 963 (1991); W. Chen et al., Phys. Rev. Lett. 66, 964 (1991).
    • (1991) Phys. Rev. Lett. , vol.66 , pp. 963
    • Skolnick, M.S.1
  • 26
    • 12944299198 scopus 로고
    • W. Chen et al., Phys. Rev. Lett. 64, 2434 (1990); M. S. Skolnick et al., Phys. Rev. Lett. 66, 963 (1991); W. Chen et al., Phys. Rev. Lett. 66, 964 (1991).
    • (1991) Phys. Rev. Lett. , vol.66 , pp. 964
    • Chen, W.1


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