Liu-fang NI, Jing YU, Xin-ping WANG, Jun WANG, Xiao-xia CAO, Shi-lin CAO, Xiao-juan MA. Studies on the Effects of Sodium Hydroxide on Hydrogen Bonding of Water and Ionic Liquid/H2O Systems by ATR-IR Analyses[J]. Spectroscopy and Spectral Analysis, 2021, 41(10): 3106
- Spectroscopy and Spectral Analysis
- Vol. 41, Issue 10, 3106 (2021)
Fig. 1. ATR-IR spectra of NaOH solutions with different concentrations
Fig. 2. Deconvolution spectra of NaOH solutions (a) and the second derivative spectra of NaOH solutions (b)
Fig. 3. ATR-IR spectra of H2O, EmimAc and EmimAc/H2O
(a): Local figure of 3 800~2 700 cm-1;(b): Local figure of 1 800~1 000 cm-1
(a): Local figure of 3 800~2 700 cm-1;(b): Local figure of 1 800~1 000 cm-1
Fig. 4. ATR-IR spectra of H2O, EmimAc and EmimAc/H2O
(a): Local figure of 3 800~2 700 cm-1;(b): Local figure of 1 800~900 cm-1
(a): Local figure of 3 800~2 700 cm-1;(b): Local figure of 1 800~900 cm-1
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Table 1. Assignments of the bands in the ATR-IR spectra of EmimAc
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