Spectroscopy and Spectral Analysis, Volume. 40, Issue 11, 3606(2020)
Two-Dimensional Perturbation Correlation Infrared Spectroscopy Analysis of Animal Manure Biochar
Figures & Tables(6)
Fig. 1. Infrared spectra of biochars
(a): Chicken manure; (b): Dairy manure; (c): Pig manure
Fig. 2. Correlation spectra of biochars in 3 600~2 800 cm-1 band
(a): Chicken manure biochar; (b): Cow dung biochar; (c): Pig manure biocharleft: synchronous spectrum; middle: asynchronous spectrum; right: auto-correlation peak intensity graph
Fig. 3. Correlation spectra of biochars in 1 800~800 cm-1 band
(a): Chicken manure biochar; (b): Cow dung biochar; (c): Pig manure biochar left: synchronous spectrum; middle: asynchronous spectrum; right: auto-correlation peak intensity graph
Table 1. Noda’s rules for peaks analysis
View tableView in ArticleTable 1. Noda’s rules for peaks analysis
Φ(v1,v2) Ψ(v1,v2) 规则 + none v1, v2变化趋势一致(同增或同减) - none v1, v2变化趋势不一致 none +
-无法判断 + + v1变化先于v2 + - v1变化晚于v2 - + v1变化晚于v2 - - v1变化先于v2
Table 3. Group identification of biochar peak
View tableView in ArticleTable 3. Group identification of biochar peak
峰位置/cm-1 基团归属 参考文献 3 415, 3 375, 3 350 醇、 酚—OH 3 045 烯烃＝C—H [20] 2 930 —CH2反对称伸缩 [16] 1 705, 1 655, 1 614, 1 605 C＝O [8] 1 448, 1 440, 1 434 C＝C [16] 1 380 COO- [21] 1 265, 1 235 羧酸C—OH [17] 1 108, 1 085, 1 045, 1 038 多糖C—O或Si—O [17-18] 976, 965, 957 P—O/C—H [22] 880 C—H [16]
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Xiang-yang GUI, Chen LIU, Ji-hong XU, Fang-lei DUAN, Shu-wei FANG, Fei-yue LI. Two-Dimensional Perturbation Correlation Infrared Spectroscopy Analysis of Animal Manure Biochar[J]. Spectroscopy and Spectral Analysis, 2020, 40(11): 3606
Paper Information
Category: Research Articles
Received: Sep. 9, 2019
Accepted: --
Published Online: Jun. 18, 2021
The Author Email: GUI Xiang-yang (304134321@qq.com)
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