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Laser & Optoelectronics Progress, Volume. 61, Issue 9, 0930007(2024)

Identification of Shoe-Sole Materials Based on Two-Dimensional Correlation Infrared Spectroscopy

Jingshun Zhang1, Xiaobao Lü2, Nengbin Cai3, and Kuidong Yu2、*
Author Affiliations
  • 1Investigation Department, Shanghai Police College, Shanghai 200137, China
  • 2Material Evidence Identification Center of Shanghai Municipal Public Security Bureau, Shanghai 200083, China
  • 3Shanghai Key Laboratory of Field Evidence, Shanghai 200083, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (13)
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    References (12)
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    Figures & Tables(13)
    Infrared spectra of sole samples

    Fig. 1. Infrared spectra of sole samples

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    Second derivatives spectra of sole samples

    Fig. 2. Second derivatives spectra of sole samples

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    2D correlation infrared spectra of sample a. (a) Synchronous spectrum; (b) asynchronous spectrum

    Fig. 3. 2D correlation infrared spectra of sample a. (a) Synchronous spectrum; (b) asynchronous spectrum

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    2D correlation infrared spectra of sample b. (a) Synchronous spectrum; (b) asynchronous spectrum

    Fig. 4. 2D correlation infrared spectra of sample b. (a) Synchronous spectrum; (b) asynchronous spectrum

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    2D correlation infrared spectra of sample c. (a) Synchronous spectrum; (b) asynchronous spectrum

    Fig. 5. 2D correlation infrared spectra of sample c. (a) Synchronous spectrum; (b) asynchronous spectrum

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    2D correlation infrared spectra of sample d. (a) Synchronous spectrum; (b) asynchronous spectrum

    Fig. 6. 2D correlation infrared spectra of sample d. (a) Synchronous spectrum; (b) asynchronous spectrum

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    2D correlation infrared spectra of sample e. (a) Synchronous spectrum; (b) asynchronous spectrum

    Fig. 7. 2D correlation infrared spectra of sample e. (a) Synchronous spectrum; (b) asynchronous spectrum

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    • Table 1. Analysis of infrared absorption peaks of sole samples

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      Table 1. Analysis of infrared absorption peaks of sole samples

      Wavenumber /cm-1Functional groupVibration mode
      3005C=C—HStretching vibration
      2920， 2850C—H（—CH， CH2—）Stretching vibration
      1655C=CStretching vibration
      1450=C—CH2Bending vibration
      1083Si—O
      964， 730C=C—H（1， 4-addition）Bending vibration
      700Si—O

    • Table 2. Cross-peak analysis results of synchronous and asynchronous spectra of sample a

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      Table 2. Cross-peak analysis results of synchronous and asynchronous spectra of sample a

      Vertical axisHorizontal axis
      1041107810921656
      1041
      1078+
      1092++
      1656---

    • Table 3. Cross-peak analysis results of synchronous and asynchronous spectra of sample b

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      Table 3. Cross-peak analysis results of synchronous and asynchronous spectra of sample b

      Vertical axisHorizontal axis
      10371081108811661568
      1037
      1081-
      1088-+
      1166-++
      1568----

    • Table 4. Cross-peak analysis results of synchronous and asynchronous spectra of sample c

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      Table 4. Cross-peak analysis results of synchronous and asynchronous spectra of sample c

      Vertical axisHorizontal axis
      650795103910921102
      650
      795-
      1039--
      1092---
      1102----

    • Table 5. Cross-peak analysis results of synchronous and asynchronous spectra of sample d

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      Table 5. Cross-peak analysis results of synchronous and asynchronous spectra of sample d

      Vertical axisHorizontal axis
      66379310331088
      663
      793-
      1033--
      1088---

    • Table 6. Cross-peak analysis results of synchronous and asynchronous spectra of sample e

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      Table 6. Cross-peak analysis results of synchronous and asynchronous spectra of sample e

      Vertical axisHorizontal axis
      915106811181571
      915
      1068+
      1118+-
      1571---
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    Jingshun Zhang, Xiaobao Lü, Nengbin Cai, Kuidong Yu. Identification of Shoe-Sole Materials Based on Two-Dimensional Correlation Infrared Spectroscopy[J]. Laser & Optoelectronics Progress, 2024, 61(9): 0930007

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    Paper Information

    Category: Spectroscopy

    Received: Jan. 12, 2023

    Accepted: Mar. 7, 2023

    Published Online: May. 6, 2024

    The Author Email: Kuidong Yu (313161344@qq.com)

    DOI:10.3788/LOP230501

    CSTR:32186.14.LOP230501

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology