• Chinese Journal of Quantum Electronics
  • Vol. 40, Issue 5, 644 (2023)
NUERBIYE Aizezi1, YAN Haokui2, XIANG Mei1,*, BUMALIYA Abulimiti1,**, and AN Huan1
Author Affiliations
  • 1College of Physics and Electronic Engineering, Xinjiang Normal University, Urumqi 830054, China
  • 2Xinjiang Research Institute of Measurement & Testing, Urumqi 830011, China
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    DOI: 10.3969/j.issn.1007-5461.2023.05.003 Cite this Article
    Aizezi NUERBIYE, Haokui YAN, Mei XIANG, Abulimiti BUMALIYA, Huan AN. Dissociation properties and spectra of dibromochloromethane under external electric field[J]. Chinese Journal of Quantum Electronics, 2023, 40(5): 644 Copy Citation Text show less
    Stable ground configuration of CHClBr2 molecule without external electric field
    Fig. 1. Stable ground configuration of CHClBr2 molecule without external electric field
    The Bond length of CHClBr2 molecules versus external electric fields
    Fig. 2. The Bond length of CHClBr2 molecules versus external electric fields
    The electric dipole moment of CHClBr2 molecules versus external electric fields
    Fig. 3. The electric dipole moment of CHClBr2 molecules versus external electric fields
    The total energy of CHClBr2 molecules versus external electric fields
    Fig. 4. The total energy of CHClBr2 molecules versus external electric fields
    The Charge distribution of CHClBr2 molecules under external electric fields
    Fig. 5. The Charge distribution of CHClBr2 molecules under external electric fields
    The lowest empty orbital energy, highest occupied orbital energy of CHClBr2 molecules under external electric fields
    Fig. 6. The lowest empty orbital energy, highest occupied orbital energy of CHClBr2 molecules under external electric fields
    The energy gap of CHClBr2 molecules under external electric fields
    Fig. 7. The energy gap of CHClBr2 molecules under external electric fields
    The IR spectra of CHClBr2 molecules under external electric fields
    Fig. 8. The IR spectra of CHClBr2 molecules under external electric fields
    The IR spectra for C-Cl rock vibration and Cl-C-Br bend vibration of CHClBr2 molecules under external electric fields
    Fig. 9. The IR spectra for C-Cl rock vibration and Cl-C-Br bend vibration of CHClBr2 molecules under external electric fields
    The IR spectra for C-Br str vibration and C-Cl str vibration of CHClBr2 molecules under external electric fields
    Fig. 10. The IR spectra for C-Br str vibration and C-Cl str vibration of CHClBr2 molecules under external electric fields
    The dissociation potential energy surfaces along C-Cl bond of CHClBr2 molecules under external electric fields
    Fig. 11. The dissociation potential energy surfaces along C-Cl bond of CHClBr2 molecules under external electric fields
    MethodBasis set1C-3CI1C-4Br1C-5Br1C-2H
    Hartree-Fock3-21G1.857661.961431.961401.06825
    Semi-empiricalPDDG1.760001.910001.910001.07000
    Semi-empiricalPM31.669191.903851.903851.10393
    Semi-empiricalAM11.734411.919921.919921.11359
    Semi-empiricalPM3MM1.669191.903851.903851.10393
    DFT-B3LYP3-21G1.886311.973301.973301.08178
    DFT-B3LYP6-311G1.862851.976551.976551.07711
    DFT-BPV866-3111.870021.983461.983461.08698
    MP23-211.897391.984051.984091.08194
    Reference[23]-1.7491.9301.9301.115
    Table 1. The calculated parameters of the optimized structure of CHClBr2 molecules at different level
    VibrationFrequency / cm-1
    C-Cl rocking vibration210.65
    Cl-C-Br bending vibration309.66
    C-Br stretching vibration738.81
    C-Cl stretching vibration863.60
    C-H rocking vibration1105.75
    C-H stretching vibration3014.45
    Table 2. Vibration of CHClBr2 molecules under external electric fields
    Aizezi NUERBIYE, Haokui YAN, Mei XIANG, Abulimiti BUMALIYA, Huan AN. Dissociation properties and spectra of dibromochloromethane under external electric field[J]. Chinese Journal of Quantum Electronics, 2023, 40(5): 644
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