Zhixin Luo, Leiping Zhang, Gaojun Shi, Zhe Lian, Shiyuan Zhu, Liang Lu, Lijing Zhong, Haotian Liu. Comparison of Detection Performance of Five Portable Raman Spectrometers[J]. Laser & Optoelectronics Progress, 2025, 62(3): 0330001
- Laser & Optoelectronics Progress
- Vol. 62, Issue 3, 0330001 (2025)
Fig. 1. Schematic of Raman spectrometer structure
Fig. 2. Detection spectra of naphthalene for each product
Fig. 3. FWHM of Raman peaks near 389, 1020, and 1576 cm-1 for each product
Fig. 4. Displacement accuracy statistics
Fig. 5. Repeatability experiment of naphthalene (taking product B as an example)
Fig. 6. Detection result. (a) Maximum displacement difference statistics; (b)
Fig. 7. Intensity repeatability statistics
Fig. 8. RSN statistics
Fig. 9. Database capacity and ratio of sample size to time
Fig. 10. Capacity statistics of different instruments under various parameters
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Table 1. Name and specifications of the instrument to be tested
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Table 2. Measurement parameters for each spectrometer
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Table 3. SERS characteristic peak and attribution
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Table 4. Summary of output time
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