Acta Physica Sinica, Volume. 68, Issue 18, 184202-1(2019)

Electronic structures and optical properties of Fe, Co, and Ni doped GaSb

Feng-Chun Pan, Xue-Ling Lin*, Zhi-Jie Cao, and Xiao-Fu Li
Figures & Tables(11)
Structure of GaSb supercell.GaSb超晶胞结构
Absorption spectra of (a) X@Ga and (b) X@Sb, respectively.包含(a) X@Ga和(b) X@Sb体系的光学吸收谱
Band structure of X@Ga and undoped GaSb systems, respectively.X@Ga和未掺杂GaSb体系的能带结构
Real part of the dielectric function.介电函数实部
Virtual part of the dielectric function.介电函数虚部
Reflectivity of GaSb and X-doped systems.反射光谱
Optical absorption spectra of different Ni-doped density.不同浓度Ni掺杂的光学吸收谱
Optical absorption spectrum of S1, S2, S3 and S4 configuration.S1, S2, S3和S4结构体系的光学吸收谱
  • Table 1.

    Formation energy of X@Ga and X@Sb defects.

    X@Ga和X@Sb缺陷的形成能

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    Table 1.

    Formation energy of X@Ga and X@Sb defects.

    X@Ga和X@Sb缺陷的形成能

    Defects
    Fe@GaCo@GaNi@GaFe@SbCo@SbNi@Sb
    Eformation  /eV 3.03522.65610.14274.10553.37731.0454
  • Table 2.

    Mulliken population of GaSb and X-doped systems.

    GaSb和X掺杂体系的Mulliken布居分析

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    Table 2.

    Mulliken population of GaSb and X-doped systems.

    GaSb和X掺杂体系的Mulliken布居分析

    AtomicChargeBondPopulationLength
    GaSbGa0.03Ga—Sb0.512.6297
    Sb–0.03
    Fe dopedFe0.45Fe—Sb0.832.3936
    Co dopedCo0.56Co—Sb0.802.3972
    Ni dopedNi0.58Ni—Sb0.782.4344
  • Table 3.

    Total energies of relaxed S1, S2, S3 and S4 configurations.

    S1, S2, S3和S4掺杂结构优化后体系的总能量

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    Table 3.

    Total energies of relaxed S1, S2, S3 and S4 configurations.

    S1, S2, S3和S4掺杂结构优化后体系的总能量

    结构
    S1S2S3S4
    总能量 E/eV –65569.778–65669.549–65669.235–65669.152
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Feng-Chun Pan, Xue-Ling Lin, Zhi-Jie Cao, Xiao-Fu Li. Electronic structures and optical properties of Fe, Co, and Ni doped GaSb[J]. Acta Physica Sinica, 2019, 68(18): 184202-1

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Paper Information

Received: Mar. 4, 2019

Accepted: --

Published Online: Jun. 28, 2020

The Author Email:

DOI:10.7498/aps.68.20190290

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