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Strong asymmetrical doping properties of spinel CoAl2O4
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10.1063/1.4716025
/content/aip/journal/jap/111/9/10.1063/1.4716025
http://aip.metastore.ingenta.com/content/aip/journal/jap/111/9/10.1063/1.4716025

Figures

Image of FIG. 1.
FIG. 1.

Formation energies of intrinsic defects Covac, Alvac, Ovac, CoAl, AlCo, and [CoAl, AlCo] in Co-rich and O-rich conditions. The Fermi-level pinning positions are indicated by the vertical dashed lines.

Image of FIG. 2.
FIG. 2.

Formation energies of Li and Na impurities in Co-rich and O-rich conditions. The Fermi-level pinning positions are indicated by the vertical dashed lines.

Image of FIG. 3.
FIG. 3.

Wavefunction squares of the defect levels created by (a) LiCo and (b) NaCo. The dopants are marked by Li and Na.

Image of FIG. 4.
FIG. 4.

Formation energies of Mg, Ca, and Zn impurities in Co-rich and O-rich conditions. The Fermi-level pinning positions are indicated by the vertical dashed lines.

Image of FIG. 5.
FIG. 5.

Formation energies of Ga and In impurities under Co-rich and O-rich conditions. The Fermi-level pinning positions are indicated by the vertical dashed lines.

Image of FIG. 6.
FIG. 6.

Formation energies of Sn, Ti, Zr, Hf, and Ta impurities under Co-rich and O-rich conditions. The Fermi-level pinning positions are indicated by the vertical dashed lines.

Tables

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Table I.

Electron ionization energies of donors and transition energy levels of acceptors (in eV) of intrinsic defects.

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Table II.

Electron ionization energies of donors and transition energy levels of acceptors (in eV) for group-I element doping.

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Table III.

Electron ionization energies of donors and transition energy levels of acceptors (in eV) for group-II element doping.

Generic image for table
Table IV.

Electron ionization energies of donors (in eV) for group-IV and -V doping.

Generic image for table
Table V.

The electron ionization energies of donors and the transition energy levels of acceptors (in eV) of C, N, and F doping.

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/content/aip/journal/jap/111/9/10.1063/1.4716025
2012-05-11
2014-04-18
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Strong asymmetrical doping properties of spinel CoAl2O4
http://aip.metastore.ingenta.com/content/aip/journal/jap/111/9/10.1063/1.4716025
10.1063/1.4716025
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