Surface phonons of III-V semiconductors /

agreement with inelastic helium scattering and high-

Bibliographic Details
Main Author: Das, Pradip Kumar
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1994.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:agreement with inelastic helium scattering and high-
because of the different surface geometries and the mass
been surprisingly few experimental studies of their
bulk acoustic and optical modes. The (110) surfaces of Ill-V
closepacked metallic and ionic structures. There are some
covalently-bonded structures of III-V semi-conductors lead to
have been calculated for the (110) surfaces of nine Ill-V
mismatch between cation and anion.
novel surface phonon branches that are not seen in more
parallels with SI(100) and Si(lll), but also differences
resolution electron energy loss spectroscopy measurements.
semiconductors are the simplest of all semiconductor
semiconductors. The results for GaAs are in generally good
states are rather well understood. There have, however,
surfaces. Their atomic relaxations and electronic surface
The surface phonon dispersion curves and polarization vectors
theoretical interpretation. We find that the open,
vibrational properties, and ours in the first detailed
we predict a prominent optical branch, in the gap between
We predict an additional acoustic branch along [ ]. For InP,
Item Description:"Major subject: Physics".
In title, Roman numerals are used.
Vita.
Physical Description:viii, 83 leaves : illustrations ; 28 cm.
Also available online.
Bibliography:Includes bibliographical references.