Shi-wen YI, Jie LI, Jing-xuan WU, Wen-hao ZHANG, Peng ZU, Min LI, Jia-wei LIN. Infrared Spectral Fitting Analysis of Barium Ferrite Precursor in High Energy Ball Milling Process[J]. Spectroscopy and Spectral Analysis, 2022, 42(5): 1634
- Spectroscopy and Spectral Analysis
- Vol. 42, Issue 5, 1634 (2022)
Fig. 1. XRD patterns of samples under different milling time
Fig. 2. SEM patterns of samples under different milling time
(a): 0 h; (b): 10 h; (c): 20 h; (d): 40 h
(a): 0 h; (b): 10 h; (c): 20 h; (d): 40 h
Fig. 3. FTIR spectra of samples under different milling time
Fig. 4. Enlarged spectra in three wavebands under different ball milling time
(a): Ⅰ wave band: 425~660 cm-1; (b): Ⅱ wave band: 845~868 cm-1; (c): Ⅲ wave band: 1 320~1 525 cm-1
(a): Ⅰ wave band: 425~660 cm-1; (b): Ⅱ wave band: 845~868 cm-1; (c): Ⅲ wave band: 1 320~1 525 cm-1
Fig. 5. Smooth fitting and second derivative spectra in Ⅰ wave band (425~660 cm-1) under different ball milling time
(a): 0 h; (b): 10 h; (c): 20 h; (d): 40 h
(a): 0 h; (b): 10 h; (c): 20 h; (d): 40 h
Fig. 6. Changes of peak area with ball milling time
(a): Peak at 473 cm-1; (b): Peak at 540 cm-1
(a): Peak at 473 cm-1; (b): Peak at 540 cm-1
Fig. 7. Smooth fitting and second derivative spectra in Ⅱ wave band (845~868 cm-1) under different ball milling time
(a): 0 h; (b): 10 h; (c): 20 h; (d): 40 h
(a): 0 h; (b): 10 h; (c): 20 h; (d): 40 h
Fig. 8. Area change of peak centered at 856 cm-1 with ball milling time
Fig. 9. Smoothing curve fitted and second derivative spectra in Ⅲ wave band(1 320~1 525 cm-1) under different ball milling time
Fig. 10. Area change of peak around at 1 446 cm-1 with ball milling time
|
Table 1. Smooth fitting results in Ⅰ wave band(425~660 cm-1) under different ball milling time
|
Table 2. Smooth fitting results in Ⅱ wave band (845~868 cm-1) under different ball milling time
|
Table 3. Smoothing fitting results in Ⅲ wave band (1 320~1 525 cm-1) under different ball milling time
Set citation alerts for the article
Please enter your email address
© Copyright 2018-2021 | Chinese Laser Press. All Rights Reserved 沪ICP备15018463号-20