2003

[50] I.V. Kukushkin, J.H. Smet, K. von Klitzing, W. Wegscheider,
“Cyclotron resonance of composite fermions with two and four flux quanta”,
Physica E 20 , 96 (2003).

[49]  M.  Griebel, J.H. Smet,  J.  Kuhl,  K.  von  Klitzing,  D.C.  Driscoll,  C.  Kadow, A.C. Gossard,
“Picosecond sampling with fiber-illuminated ErAs:GaAs photoconductive switches in a strong magnetic field and a cryogenic environment”,
Appl. Phys. Lett. 82 , 3179 (2003).

[48] J.H. Smet,
“Wheels within wheels”,
Nature 422 , 391 (2003).

[47] I.V. Kukushkin, J.H. Smet, S.A. Mikhailov, D.V. Kulakovskii, K. von Klitzing, W. Wegscheider,
“Observation of retardation effects in the spectrum of two-dimensional plasmons”,
Phys. Rev. Lett. 90 , 156801 (2003).

[46]  M.  Griebel, J.H. Smet,  D.C.  Driscoll,  J.  Kuhl,  C.  Alvarez-Diez,  N.  Freytag, C.  Kadow,  A.C.  Gossard,  K.  von  Klitzing,
“Tunable  subpicosecond  optoelectronic transduction in superlattices of self-assembled ErAs nanoislands”,
Nature Materials 2 , 122 (2003).

[45] I.V. Kukushkin, D.V. Koulakovskii, S.A. Mikhailov, J.H. Smet, K. von Klitzing,
“Observation of plasmon-polariton modes in a two-dimensional electron system”,
JETP Lett. 77 , 497 (2003).

[44] M.V. Lebedev, I.V. Kukushkin, O.V. Volkov, A.L. Parakhonskii, J.H. Smet, K. von Klitzing,
“Spatial correlations of recombination radiation intensities of two-dimensional electrons under the conditions of the quantum Hall effect”,
JETP Lett. 77 , 295 (2003).

2002

[43]  R.G.  Mani, J.H. Smet,  K.  von  Klitzing,  V.  Narayanamurti,  W.B.  Johnson, V.  Umansky,
“Zero-resistance  states  induced  by  electromagnetic-wave-excitation in GaAs/AlGaAs-heterostructures”,
Nature 420 , 646 (2002).

[42] S.V. Tovstonog, L.V. Kulik, I.V. Kukushkin, A.V. Chaplik, J.H. Smet, K. von Klitzing, D. Schuh, G. Abstreiter,
“Acoustical and optical magnetoplasma excitations in a bilayer electron system”,
Phys. Rev. B 66 , R241308 (2002).

[41] I.V. Kukushkin, J.H. Smet, V.I. Fal’ko, K. von Klitzing, K. Eberl,
“Geometrical commensurability oscillations in the magnetoresistance of a two-dimensional electron gas under microwave irradiation”,
Phys. Rev. B 66 , R121306 (2002).

[40] I.V. Kukushkin, J.H. Smet, K. von Klitzing, W. Wegscheider,
“Cyclotron resonance of composite fermions”,
Nature 415 , 409 (2002).

[39] J.H. Smet, R.A. Deutschmann, F. Ertl, W. Wegscheider, G. Abstreiter, K. von Klitzing,
“Gate-voltage  control  of  spin  interactions  between  electrons  and  nuclei  in  a semiconductor”,
Nature 415 , 281 (2002).

[38]  L.V.  Kulik,  I.V.  Kukushkin,  V.E.  Kirpichev, J.H. Smet,  K.  von  Klitzing, V.  Umansky,  W.  Wegscheider,
“Cyclotron  spin-flip  excitations  in  the  2D-electron system”,
Physica E 12 , 574 (2002).

[37]  S.I.  Dorozhkin, J.H. Smet,  K.  von  Klitzing,  V.  Umansky,  W.  Wegscheider, R.J. Haug,  K. Ploog,
“Measurements of the compressibility of the composite fermion metallic state in a 2D electron system”,
Physica E 12 , 97 (2002).

2001

[36]  L.V.  Kulik,  I.V.  Kukushkin,  V.E.  Kirpichev, J.H. Smet,  K.  von  Klitzing, W.  Wegscheider,
“Cyclotron  spin-flip  excitations  in  the  extreme  quantum  limit”,
Phys. Rev. B 63 , R201402 (2001).

[35] J.H. Smet, R.A. Deutschmann, W. Wegscheider, G. Abstreiter, K. von Klitzing,
“Ising ferromagnetism and domain morphology in the fractional quantum Hall regime”,
Phys. Rev. Lett. 86 , 2412 (2001).

[34]  R.A.  Deutschmann,  W.  Wegscheider,  M.  Rother,  M.  Bichler,  G.  Abstreiter, C.  Albrecht, J.H. Smet,
“Quantum  interference  in  artificial  band  structures”,
Phys. Rev. Lett. 86 , 1857 (2001).

[33] S.I. Dorozhkin, J.H. Smet, K. von Klitzing, V. Umansky, R.J. Haug, K. Ploog,
“Comparison  between  the  compressibilities  of  the  zero  field  and  composite-fermion metallic  states  of  the  two-dimensional  electron  system”, 
Phys.  Rev.  B 63 ,  R121301 (2001).

[32] C. Albrecht, J.H. Smet, K. von Klitzing, D. Weiss, V. Umansky, H. Schweizer,
“Evidence of Hofstadter’s fractal energy spectrum in the quantized Hall conductance”,
Phys. Rev. Lett. 86 , 147 (2001).

[31]  L.V.  Kulik,  I.V.  Kukushkin,  V.E.  Kirpichev, J.H. Smet,  K.  von  Klitzing, V. Umansky, W. Wegscheider,
“Cyclotron spin-wave in the 2D electron system”,
JETP Lett. 74 , 300 (2001).