Spectroscopy and Spectral Analysis, Volume. 41, Issue 11, 3363(2021)
FTIR Characterization of Chemical Structures Characteristics of Coal Samples With Different Metamorphic Degrees
Fig. 1. FTIR spectra of coal samples with different metamorphic degrees
Fig. 2. Schematic diagram of the ortho hydroxyl group of the active group of the side chain
Fig. 3. Fitting results of FTIR spectra of hydroxyl in coal samples with different metamorphic degrees
(a): HL lignite; (b): Non stick coal; (c): Gas coal;(d): HZ1/3 coking coal; (e): BJ anthracite
Fig. 4. Fitting results of FTIR spectra of aliphatic hydrocarbon structure in coal samples with different metamorphic degrees
(a): HL lignite; (b): Non stick coal; (c): Gas coal;(d): HZ1/3 coking coal; (e): BJ anthracite
Fig. 5. Fitting results of FTIR spectra of oxygen-containing functional groups in coal samples with different metamorphic degrees
(a): HL lignite; (b): Non stick coal; (c): Gas coal;(d): HZ1/3 coking coal; (e): BJ anthracite
Fig. 6. Fitting results of FTIR spectra of aromatic hydrocarbons in coal samples with different metamorphic degrees
(a): HL lignite; (b): Non stick coal; (c): Gas coal;(d): HZ1/3 coking coal; (e): BJ anthracite
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Ting-gui JIA, Xun LI, Guo-na QU, Wei LI, Hai-fei YAO, Ting-fang LIU. FTIR Characterization of Chemical Structures Characteristics of Coal Samples With Different Metamorphic Degrees[J]. Spectroscopy and Spectral Analysis, 2021, 41(11): 3363
Category: Orginal Article
Received: Feb. 17, 2021
Accepted: --
Published Online: Dec. 17, 2021
The Author Email: Ting-gui JIA (jtg2000@126.com)