D. C. Tsui, H. L. Störmer, and A. C. Gossard, Two-Dimensional Magnetotransport in the Extreme Quantum Limit, Physical Review Letters, vol.48, issue.22, p.1559, 1982.
DOI : 10.1103/PhysRevLett.48.1559

E. Y. Andrei, G. Deville, D. C. Glatti, F. I. Williams, E. Paris et al., Observation of a Magnetically Induced Wigner Solid, Physical Review Letters, vol.60, issue.26, p.2765, 1988.
DOI : 10.1103/PhysRevLett.60.2765

A. Haury, A. Wasiela, A. Arnoult, J. Cibert, S. Tatarenko et al., Observation of a Ferromagnetic Transition Induced by Two-Dimensional Hole Gas in Modulation-Doped CdMnTe Quantum Wells, Physical Review Letters, vol.79, issue.3, p.511, 1997.
DOI : 10.1103/PhysRevLett.79.511

E. O. Kane, Band structure of indium antimonide, Journal of Physics and Chemistry of Solids, vol.1, issue.4, p.249, 1957.
DOI : 10.1016/0022-3697(57)90013-6

J. M. Luttinger and W. Kohn, Motion of Electrons and Holes in Perturbed Periodic Fields, Physical Review, vol.97, issue.4, p.869, 1955.
DOI : 10.1103/PhysRev.97.869

W. Grieshaber, A. Haury, J. Cibert, Y. Merle-d-'aubigné, A. Wasiela et al., Te, Physical Review B, vol.53, issue.8, p.4891, 1996.
DOI : 10.1103/PhysRevB.53.4891

T. Kasuya, A Theory of Metallic Ferro- and Antiferromagnetism on Zener's Model, Progress of Theoretical Physics, vol.16, issue.1, p.45, 1956.
DOI : 10.1143/PTP.16.45

J. A. Gaj, R. Planel, and E. G. Fishman, Relation of magneto-optical properties of free excitons to spin alignment of Mn2+ ions in Cd1???xMnxTe, Solid State Communications, vol.29, issue.5, p.435, 1979.
DOI : 10.1016/0038-1098(79)91211-0

B. E. Larson, K. C. Kass, H. Ehrenreich, and A. E. Carlson, Theory of exchange interactions and chemical trends in diluted magnetic semiconductors, Physical Review B, vol.37, issue.8, p.4137, 1988.
DOI : 10.1103/PhysRevB.37.4137

J. A. Gaj, W. Grieshaber, C. Bodin-deshayes, J. Cibert, G. Feuillet et al., Magneto-optical study of interface mixing in the CdTe-(Cd,Mn)Te system, Physical Review B, vol.50, issue.8, p.5512, 1994.
DOI : 10.1103/PhysRevB.50.5512

J. M. Moison, C. Guille, F. Houzay, F. Barthe, and M. Van-rompay, Surface segregation of third-column atoms in group III-V arsenide compounds: Ternary alloys and heterostructures, Physical Review B, vol.40, issue.9, p.6149, 1989.
DOI : 10.1103/PhysRevB.40.6149

J. Gérard, C. Anterroches, and J. Marzin, Monolayer scale study of segregation effects in InAs/GaAs heterostructures, Journal of Crystal Growth, vol.127, issue.1-4, p.536, 1993.
DOI : 10.1016/0022-0248(93)90678-P

J. F. Zheng, J. D. Walker, M. B. Salmeron, and E. R. Weber, Interface segregation and clustering in strained-layer InGaAs/GaAs heterostructures studied by cross-sectional scanning tunneling microscopy, Physical Review Letters, vol.72, issue.15, p.2414, 1994.
DOI : 10.1103/PhysRevLett.72.2414

J. Gérard and J. Marzin, Monolayer-scale optical investigation of segregation effects in semiconductor heterostructures, Physical Review B, vol.45, issue.11, p.6313, 1992.
DOI : 10.1103/PhysRevB.45.6313

W. Grieshaber, J. Cibert, J. A. Gaj, Y. Merle-d-'aubigné, and E. A. Wasiela, Te quantum wells, Physical Review B, vol.50, issue.3, p.2011, 1994.
DOI : 10.1103/PhysRevB.50.2011

G. Schmitt, B. Kuhn-heinrich, U. Zehnder, W. Ossau, T. Litz et al., Characterization of Interfaces in Semimagnetic Quantum Wells, Acta Physica Polonica A, vol.88, issue.5, p.897, 1995.
DOI : 10.12693/APhysPolA.88.897

C. Weisbuch, R. Dingle, A. C. Gossard, and E. W. Wiegmann, Optical characterization of interface disorder in multi-quantum well structures, Solid State Communications, vol.38, issue.8, p.709, 1981.
DOI : 10.1016/0038-1098(81)90401-4

M. Tanaka and H. Sakaki, Atomistic models of interface structures of GaAs-AlxGa1???xAs (x = 0.2???1) quantum wells grown by interrupted and uninterrupted MBE, Journal of Crystal Growth, vol.81, issue.1-4, p.153, 1987.
DOI : 10.1016/0022-0248(87)90383-6

J. Bénard, Adsorption on Metal Surfaces, 1983.

D. Mc-lean, Grain Boundaries in Metals, 1957.

F. Kany, Étude des propriétés magnéto-optiques d'hétérostructures quantiques à base de semiconducteurs semimagnétiques, Thèse de doctorat, 1997.

O. Dehaese, X. Wallart, and E. F. Mollot, Kinetic model of element III segregation during molecular beam epitaxy of III???III??????V semiconductor compounds, Applied Physics Letters, vol.66, issue.1, p.52, 1995.
DOI : 10.1063/1.114180

M. Larive, J. Nagle, J. P. Landesman, X. Marcadet, C. Motte et al., In situ core-level photoelectron spectroscopy study of indium segregation at GaInAs/GaAs heterojunctions grown by molecular-beam epitaxy, Journal of Vacuum Science & Technology B: Microelectronics and Nanometer Structures, vol.11, issue.4, p.1413, 1993.
DOI : 10.1116/1.586951

G. Bastard, Wave mecanics applied to semiconductor heterostructures. Les Éditions de la Physique, 1988.

A. Lemaître, C. Testelin, C. Rigaux, S. Ma?kowski, J. A. Nguyen-the-koi et al., quantum wells, Physical Review B, vol.57, issue.8, p.4708, 1998.
DOI : 10.1103/PhysRevB.57.4708

C. Testelin, C. Rigaux, and E. J. Cibert, Te quantum-well structures, Physical Review B, vol.55, issue.4, p.2360, 1997.
DOI : 10.1103/PhysRevB.55.2360

R. Leavitt and J. Little, Simple method for calculating exciton binding energies in quantum-confined semiconductor structures, Physical Review B, vol.42, issue.18, p.11774, 1990.
DOI : 10.1103/PhysRevB.42.11774

]. P. Peyla, R. Romestain, Y. Merle-d-'aubigné, G. Fishman, A. Wasiela et al., states in semiconductor quantum wells in a magnetic field, Physical Review B, vol.52, issue.16, p.12026, 1995.
DOI : 10.1103/PhysRevB.52.12026

P. H. Jouneau, A. Tardot, G. Feuillet, H. Mariette, and E. J. Cibert, Strain mapping of ultrathin epitaxial ZnTe and MnTe layers embedded in CdTe, Journal of Applied Physics, vol.75, issue.11, p.7310, 1994.
DOI : 10.1063/1.356641

D. Tönnies, G. Bacher, A. Forchel, A. Waag, T. Litz et al., Optical Study of Intermixing in CdTe/CdMgTe Quantum Wells, Japanese Journal of Applied Physics, vol.33, issue.Part 2, No. 2B, p.247, 1994.
DOI : 10.1143/JJAP.33.L247

D. Tönnies, G. Bacher, A. Forchel, A. Waag, and E. G. Landwehr, Photoluminescence study of strong interdiffusion in CdTe/CdMnTe quantum wells induced by rapid thermal annealing, Applied Physics Letters, vol.64, issue.6, p.766, 1994.
DOI : 10.1063/1.111006

D. R. Yakovlev, V. P. Kochereshko, R. A. Suris, H. Schenk, W. Ossau et al., Combined Exciton-Cyclotron Resonance in Quantum Well Structures, Physical Review Letters, vol.79, issue.20, p.3974, 1997.
DOI : 10.1103/PhysRevLett.79.3974

M. S. Skolnick, J. M. Rorison, K. J. Nash, D. J. Mowbray, P. R. Tapster et al., Observation of a Many-Body Edge Singularity in Quantum-Well Luminescence Spectra, Physical Review Letters, vol.58, issue.20, p.2130, 1987.
DOI : 10.1103/PhysRevLett.58.2130

W. Chen, M. Fritze, A. V. Nurmikko, D. Ackley, C. Colvard et al., Interaction of magnetoexcitons and two-dimensional electron gas in the quantum Hall regime, Physical Review Letters, vol.64, issue.20, p.2434, 1990.
DOI : 10.1103/PhysRevLett.64.2434

T. Wojtowicz, M. Kutrowski, G. Karczewski, J. Kossut, F. J. Teran et al., heterostructures, Physical Review B, vol.59, issue.16, p.10437, 1999.
DOI : 10.1103/PhysRevB.59.R10437

L. Gravier, M. Potemski, P. Hawrylak, and E. B. Étienne, Electron-Electron Interactions in Emission from a Two-Dimensional Electron Gas in Quantizing Magnetic Fields, Physical Review Letters, vol.80, issue.15, p.3344, 1998.
DOI : 10.1103/PhysRevLett.80.3344

M. A. Lampert, Mobile and Immobile Effective-Mass-Particle Complexes in Nonmetallic Solids, Physical Review Letters, vol.1, issue.12, p.450, 1958.
DOI : 10.1103/PhysRevLett.1.450

B. Stébé and A. Ainane, Ground state energy and optical absorption of excitonic trions in two dimensional semiconductors, Superlattices and Microstructures, vol.5, issue.4, p.545, 1989.
DOI : 10.1016/0749-6036(89)90382-0

G. Finkelstein, H. Shtrikman, I. Bar, and -. , Optical Spectroscopy of a Two-Dimensional Electron Gas near the Metal-Insulator Transition, Physical Review Letters, vol.74, issue.6, p.976, 1995.
DOI : 10.1103/PhysRevLett.74.976

A. J. Shields, M. Pepper, M. Y. Simmons, and D. A. Ritchie, Spin-triplet negatively charged excitons in GaAs quantum wells, Physical Review B, vol.52, issue.11, p.7841, 1995.
DOI : 10.1103/PhysRevB.52.7841

A. J. Shields, J. L. Osborne, M. Y. Simmons, M. Pepper, and D. A. Ritchie, Magneto-optical spectroscopy of positively charged excitons in GaAs quantum wells, Physical Review B, vol.52, issue.8, p.5523, 1995.
DOI : 10.1103/PhysRevB.52.R5523

A. Haury, A. Arnoult, V. A. Chitta, J. Cibert, Y. Merle-d-'aubigné et al., Observation of charged X???and X+excitons and metal-to-insulator transition in CdTe/CdMgZnTe modulation-doped quantum wells, Superlattices and Microstructures, vol.23, issue.5, p.1097, 1998.
DOI : 10.1006/spmi.1996.0232

T. Wojtowicz, M. Kutrowski, G. Karczewski, and E. J. Kossut, Graded Quantum Well Structures Made of Diluted Magnetic Semiconductors, Acta Physica Polonica A, vol.94, issue.2, p.199, 1998.
DOI : 10.12693/APhysPolA.94.199

S. Lovisa, R. T. Cox, N. Magnea, and E. K. Saminadayar, Filling-factor dependence of the negatively-charged-exciton absorption in a CdTe quantum well, Physical Review B, vol.56, issue.20, p.12787, 1997.
DOI : 10.1103/PhysRevB.56.R12787

B. Stébé, G. Munschy, L. Stauffer, F. Dujardin, and E. J. Murat, in semiconductor quantum wells, Physical Review B, vol.56, issue.19, p.12454, 1997.
DOI : 10.1103/PhysRevB.56.12454

S. Schmitt-rink, D. S. Chemla, and D. A. Miller, Linear and nonlinear optical properties of semiconductor quantum wells, Advances in Physics, vol.19, issue.2, p.89, 1989.
DOI : 10.1063/1.99236

T. Mélin, Spectroscopie optique des réseaux de fils quantiques GaAs/AlAs épitaxiés sur surfaces vicinales : confinement quantique et interaction coulombienne entre 2D et 1D, Thèse de doctorat, École Polytechnique, 1998.

H. Buhmann, L. Mansouri, J. Wang, P. H. Breton, N. Mori et al., Electron-concentration-dependent quantum-well luminescence: Evidence for a negatively charged exciton, Physical Review B, vol.51, issue.12, p.7969, 1995.
DOI : 10.1103/PhysRevB.51.7969

A. J. Shields, M. Pepper, M. Y. Simmons, D. A. Ritchie, and G. A. Jones, Quenching of excitonic optical transitions by excess electrons in GaAs quantum wells, Physical Review B, vol.51, issue.24, p.18049, 1995.
DOI : 10.1103/PhysRevB.51.18049

P. Hawrylak, Optical properties of a two-dimensional electron gas: Evolution of spectra from excitons to Fermi-edge singularities, Physical Review B, vol.44, issue.8, p.3821, 1991.
DOI : 10.1103/PhysRevB.44.3821

S. A. Brown, J. F. Young, J. A. Brum, P. Hawrylak, and E. Z. Wasilewski, Evolution of the interband absorption threshold with the density of a two-dimensional electron gas, Physical Review B, vol.54, issue.16, p.11082, 1996.
DOI : 10.1103/PhysRevB.54.R11082

]. K. Kheng, L'exciton chargé négativement X ? dans les puits quantiques CdTe/CdZnTe, Thèse de doctorat, 1995.

T. Ando, Theory of Cyclotron Resonance Lineshape in a Two-Dimensional Electron System, Journal of the Physical Society of Japan, vol.38, issue.4, p.989, 1975.
DOI : 10.1143/JPSJ.38.989

G. Abstreiter, J. P. Kothaus, J. F. Koch, and E. G. Dorda, Cyclotron resonance of electrons in surface space-charge layers on silicon, Physical Review B, vol.14, issue.6, p.2480, 1976.
DOI : 10.1103/PhysRevB.14.2480

G. E. Bauer, Solid State Comm, p.163, 1991.

G. E. Bauer, Excitons in the quasi-two-dimensional electron gas, Physical Review B, vol.45, issue.16, p.9153, 1992.
DOI : 10.1103/PhysRevB.45.9153

S. Katayama and T. Ando, Solid State Comm, p.97, 1989.

T. Uenoyama and L. J. Sham, Many-body theory of magneto-optical spectra in doped quantum wells, Physical Review B, vol.39, issue.15, p.11044, 1989.
DOI : 10.1103/PhysRevB.39.11044

P. Hawrylak and M. Potemski, Theory of photoluminescence from an interacting two-dimensional electron gas in strong magnetic fields, Physical Review B, vol.56, issue.19, p.12386, 1997.
DOI : 10.1103/PhysRevB.56.12386

T. Ando and Y. Uemura, Theory of Quantum Transport in a Two-Dimensional Electron System under Magnetic Fields. I. Characteristics of Level Broadening and Transport under Strong Fields, Journal of the Physical Society of Japan, vol.36, issue.4, p.959, 1974.
DOI : 10.1143/JPSJ.36.959

T. Ando and Y. Uemura, Factor in an MOS Inversion Layer under Strong Magnetic Fields, Journal of the Physical Society of Japan, vol.37, issue.4, p.1044, 1974.
DOI : 10.1143/JPSJ.37.1044

R. J. Elliott and R. Loudon, Theory of fine structure on the absorption edge in semiconductors, Journal of Physics and Chemistry of Solids, vol.8, p.382, 1959.
DOI : 10.1016/0022-3697(59)90371-3

R. J. Elliott and R. Loudon, Theory of the absorption edge in semiconductors in a high magnetic field, Journal of Physics and Chemistry of Solids, vol.15, issue.3-4, p.196, 1960.
DOI : 10.1016/0022-3697(60)90243-2

C. Statfford, S. Schmitt-rink, and E. W. Schaefer, Nonlinear optical response of two-dimensional magnetoexcitons, Physical Review B, vol.41, issue.14, p.10000, 1990.
DOI : 10.1103/PhysRevB.41.10000

O. Akimoto and H. Hasegawa, Interband Optical Transitions in Extremely Anisotropic Semiconductors. II. Coexistence of Exciton and the Landau Levels, Journal of the Physical Society of Japan, vol.22, issue.1, p.181, 1967.
DOI : 10.1143/JPSJ.22.181

M. Shinada and K. Tanaka, Interband Optical Transitions in Extremely Anisotropic Semiconductors. III. Numerical Studies of Magneto-Optical Absorption, Journal of the Physical Society of Japan, vol.29, issue.5, p.1258, 1970.
DOI : 10.1143/JPSJ.29.1258

A. H. Macdonald and D. S. Ritchie, Hydrogenic energy levels in two dimensions at arbitrary magnetic fields, Physical Review B, vol.33, issue.12, p.8336, 1986.
DOI : 10.1103/PhysRevB.33.8336

I. S. Gradshteyn and I. M. Ryzhik, Tables of integrals, series and products, 1965.

A. H. Macdonald, H. C. Oji, and K. L. Liu, Thermodynamic properties of an interacting two-dimensional electron gas in a strong magnetic field, Physical Review B, vol.34, issue.4, p.2681, 1986.
DOI : 10.1103/PhysRevB.34.2681

J. Orgonasi, Propriétés optiques des puits quantiques à modulation de dopage, Thèse de doctorat, 1988.

F. Seitz, The Modern Theory of Solids, 1987.

J. X. Shen, Y. Oka, W. Ossau, F. Fischer, A. Waag et al., -type modulation doped Cd1???xMnxTe/Cd1???x???yMnxMgyTe single quantum wells, Journal of Applied Physics, vol.85, issue.8, p.5947, 1999.
DOI : 10.1063/1.370000

URL : https://hal.archives-ouvertes.fr/in2p3-00459284

O. Betbeder-matibet, M. Combescot, and C. Tanguy, Coulomb Energy of a Quasi-2D Electron Gas in a Quantum Well, Physical Review Letters, vol.72, issue.26, p.4125, 1994.
DOI : 10.1103/PhysRevLett.72.4125

G. Fishman, ] directions, Physical Review B, vol.52, issue.15, p.11132, 1995.
DOI : 10.1103/PhysRevB.52.11132

S. Schmitt-rink and C. Ell, Excitons and electron-hole plasma in quasi-two-dimensional systems, Journal of Luminescence, vol.30, issue.1-4, p.585, 1985.
DOI : 10.1016/0022-2313(85)90080-8

D. A. Kleinman and R. C. Miller, Band-gap renormalization in semiconductor quantum wells containing carriers, Physical Review B, vol.32, issue.4, p.2266, 1985.
DOI : 10.1103/PhysRevB.32.2266

N. Sato, Magnetic properties of amorphous Tb???Fe thin films with an artificially layered structure, Journal of Applied Physics, vol.59, issue.7, p.2514, 1986.
DOI : 10.1063/1.336999