Surface Loving and Surface Avoiding modes

Article, Preprint English OPEN
Combe , Nicolas; Huntzinger , Jean Roch; Morillo , Joseph;
(2009)
  • Publisher: Springer-Verlag
  • Related identifiers: doi: 10.1140/epjb/e2009-00061-3
  • Subject: [ SPI.MECA.VIBR ] Engineering Sciences [physics]/Mechanics [physics.med-ph]/Vibrations [physics.class-ph] | [SPI.MECA.VIBR]Engineering Sciences [physics]/Mechanics [physics.med-ph]/Vibrations [physics.class-ph] | [PHYS.MECA.VIBR]Physics [physics]/Mechanics [physics]/Vibrations [physics.class-ph] | surface | vibrations modes | [ PHYS.MECA.VIBR ] Physics [physics]/Mechanics [physics]/Vibrations [physics.class-ph] | 78.67.Pt 43.35.+d 63.20.D- 68.65.Cd | superlattices | [PHYS.COND.CM-MS]Physics [physics]/Condensed Matter [cond-mat]/Materials Science [cond-mat.mtrl-sci] | Condensed Matter - Materials Science | [ PHYS.COND.CM-MS ] Physics [physics]/Condensed Matter [cond-mat]/Materials Science [cond-mat.mtrl-sci]

International audience; We theoretically study the propagation of sound waves in GaAs/AlAs superlattices focussing on periodic modes in the vicinity of the band gaps. Based on analytical and numerical calculations, we show that these modes are the product of a quickly o... View more
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    A similar analysis for the cases p2 real and negative

    (α = 1/2 − γ/2 or α = 3/2 − γ/2) leads to the conclusion

    univ-montp2.fr

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