Chinese Journal of Quantum Electronics, Volume. 40, Issue 3, 349(2023)
Terahertz kinetic study of α-lactose monohydrate
Figures & Tables(14)
Fig. 1. Terahertz absorption spectrum of α-lactose monohydrate at different temperature
Fig. 6. Molecular structure of α-lactose monohydrate after structural optimization
Fig. 7. Simulation spectrum of α-lactose monohydrate single molecule
Fig. 8. Vibration modes of α-lactose monohydrate single molecule at 0.54, 0.88 and 1.34 THz
Fig. 9. Structure of α-lactose monohydrate unit cell after structural optimization
Fig. 11. Vibration modes of α-lactose monohydrate unit cell at 0.54, 0.88 and 1.42 THz
Table 1. Absorption peak frequency of α-lactose monohydrate at different temperature
View tableView in ArticleTable 1. Absorption peak frequency of α-lactose monohydrate at different temperature
Temperature/K 0.5 THz mode /THz 1.2 THz mode /THz 1.3 THz mode /THz 83 0.5278 1.2155 1.3964 123 0.5303 1.2132 1.3912 223 0.5307 1.1948 1.3703 273 0.5284 1.1897 1.3575 293 0.5272 1.1880 1.3513
Table 2. Lorentz-fitting parameters of α-lactose monohydrate at different temperature
View tableView in ArticleTable 2. Lorentz-fitting parameters of α-lactose monohydrate at different temperature
Temperature/K 0.5 THz mode
ω0, γ, ε∞
1.3 THz mode
ω0, γ, ε∞
83 0.52620, 0.00863, 2.64 1.3941, 0.02731, 2.64 123 0.52823, 0.01138, 2.64 1.3903, 0.02953, 2.64 223 0.52888, 0.01607, 2.59 1.3662, 0.03612, 2.59 273 0.52753, 0.01884, 2.59 1.3546, 0.04475, 2.59 293 0.52674, 0.02129, 2.51 1.3488, 0.04788, 2.51
Table 3. FWHM of α-lactose monohydrate at different temperature
View tableView in ArticleTable 3. FWHM of α-lactose monohydrate at different temperature
Temperature/K 0.5 THz mode/THz 1.3 THz mode/THz 83 0.013695 0.029058 123 0.020111 0.032604 223 0.022204 0.034705 273 0.021134 0.047273 293 0.021062 0.053817
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Yanbing BAI, Mengyuan ZHANG, Mengqi ZHU, Xu LI, Jiayu YAN, Cunlin ZHANG, Jian ZUO. Terahertz kinetic study of α-lactose monohydrate[J]. Chinese Journal of Quantum Electronics, 2023, 40(3): 349
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Received: Oct. 12, 2022
Accepted: --
Published Online: Jun. 30, 2023
The Author Email: ZHANG Cunlin (cunlin_zhang@cnu.edu.cn), ZUO Jian (jian.zuo@cnu.edu.cn)
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