Yuecheng Lin, Yajun Tong, Te Ji, Weiwei Peng, Tiqiao Xiao, Huachun Zhu, Min Chen. Synchrotron Radiation Infrared Three-Dimensional Microspectroscopy Based on Point Scanning Method[J]. Acta Optica Sinica, 2020, 40(3): 0334001
- Acta Optica Sinica
- Vol. 40, Issue 3, 0334001 (2020)
Fig. 1. Experimental setup of BL01B in SSRF
Fig. 2. SRIR light transmission schematic and chemical structure of imide ring. (a) Schematic of SRIR light transmission; (b) chemical structure of imide loop
Fig. 3. IR spectrum of MiTeGen loop in wavenumber range of 1900--1000 cm-1
Fig. 4. MiTeGen loop. (a) Front view of visible image of MiTeGen loop; (b) SRIR microscopic spectrum of amide Ⅱ at wavenumber of 1490 cm-1
Fig. 5. SRIR 3D microscopic reconstruction of amide Ⅱ. (a) 0° side view; (b) 45° side view; (c) 135° side view
Fig. 6. Reconstruction images of amide Ⅱ at different depths. (a) Whole reconstruction image of amide Ⅱ; (b) 7.5 μm;(c) 10 μm; (d) 12.5 μm; (e) 15 μm; (f) 17.5 μm; (g) 22 μm; (h) 25 μm; (i) 27.5 μm; (j) 32.5 μm
Fig. 7. Arrangement of effective tomography images and intensity curve of tomography slice 8. (a) Ordered arrangement of 15 effective synchrotron radiation absorption tomography images of amide Ⅱ; (b) synchrotron radiation infrared microspectroscopy intensity profile of tomography slice 8
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Table 1. Main components of MiTeGen loop in wavenumber range of 1900-1000 cm-1
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