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Ab initio study of lattice vibration and polaron properties in zinc-blende alloys
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10.1063/1.3517065
/content/aip/journal/jap/108/11/10.1063/1.3517065
http://aip.metastore.ingenta.com/content/aip/journal/jap/108/11/10.1063/1.3517065

Figures

Image of FIG. 1.
FIG. 1.

Frequencies of the LO and TO phonons in ternary alloys as a function of Al content.

Image of FIG. 2.
FIG. 2.

High-frequency and static dielectric constants in ternary alloys as a function of Al content.

Image of FIG. 3.
FIG. 3.

Fröhlich coupling parameter in ternary alloys as a function of Al content.

Image of FIG. 4.
FIG. 4.

Debye temperature of the LO phonon frequency in ternary alloys as a function of Al content.

Image of FIG. 5.
FIG. 5.

Electric polarization field associated with LO modes in ternary alloys as a function of Al content.

Image of FIG. 6.
FIG. 6.

Energy of deformation in ternary alloys as a function of Al content.

Image of FIG. 7.
FIG. 7.

Polaron effective mass in ternary alloys as a function of Al content.

Tables

Generic image for table
Table I.

Zone-centre phonon frequencies ( and ) in units of , high-frequency dielectric constant , and static dielectric constant for GaN, , and AlN materials.

Generic image for table
Table II.

Calculated bowing parameters of zone-centre phonon frequencies ( and ), high-frequency dielectric constant , and static dielectric constant for zinc-blende .

Generic image for table
Table III.

Calculated Fröhlich coupling parameter , Debye temperature of the LO phonon frequency , electric polarization field , energy of deformation , and polaron effective mass in GaN, and AlN materials.

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/content/aip/journal/jap/108/11/10.1063/1.3517065
2010-12-06
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Ab initio study of lattice vibration and polaron properties in zinc-blende AlxGa1−xN alloys
http://aip.metastore.ingenta.com/content/aip/journal/jap/108/11/10.1063/1.3517065
10.1063/1.3517065
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