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Chinese Journal of Lasers, Volume. 47, Issue 10, 1006002(2020)

Temperature Characteristics of Fluorescence Spectra of Cadmium Selenide Quantum Dots Coupled with Hydroxyapatite

Chen Zhenyi1,2,3, Wang Jintian1,3, Chen Na1,2,3、*, Liu Shupeng1,3, and Wang Tingyun1,2,3
Author Affiliations
  • 1Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Shanghai 200444, China
  • 2Shanghai Institute for Advanced Communication and Data Science, Shanghai 200444, China
  • 3Shanghai University, Shanghai 200444, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (9)
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    References (29)
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    Figures & Tables(9)
    Experimental system for temperature calibration of fluorescence spectrum

    Fig. 1. Experimental system for temperature calibration of fluorescence spectrum

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    Schematic diagram of KH550 modified HAP

    Fig. 2. Schematic diagram of KH550 modified HAP

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    Raman spectra of HAP、HAP—NH2、KH550

    Fig. 3. Raman spectra of HAP、HAP—NH2、KH550

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    XPS spectrum of HAP—NH2

    Fig. 4. XPS spectrum of HAP—NH2

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    Schematic diagram of the coupling reaction of HAP and QD

    Fig. 5. Schematic diagram of the coupling reaction of HAP and QD

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    Relationship between CdSe QD fluorescence spectrum and temperature. (a) Fluorescence spectra of CdSe QD at different temperatures; (b) relationship between peak position of fluorescence spectrum and temperature; (c) relationship between peak intensity of fluorescence spectrum and temperature; (d) relationship between the FWHM of fluorescence spectrum and temperature

    Fig. 6. Relationship between CdSe QD fluorescence spectrum and temperature. (a) Fluorescence spectra of CdSe QD at different temperatures; (b) relationship between peak position of fluorescence spectrum and temperature; (c) relationship between peak intensity of fluorescence spectrum and temperature; (d) relationship between the FWHM of fluorescence spectrum and temperature

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    Relationship between the band gap of CdSe QD and temperature

    Fig. 7. Relationship between the band gap of CdSe QD and temperature

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    Relationship between HAP-QD fluorescence spectrum and temperature. (a) Fluorescence spectra of HAP-QD at different temperatures; (b) relationship between peak position of fluorescence spectrum and temperature; (c) relationship between peak intensity of fluorescence spectrum and temperature; (d) relationship between the FWHM of fluorescence spectrum and temperature

    Fig. 8. Relationship between HAP-QD fluorescence spectrum and temperature. (a) Fluorescence spectra of HAP-QD at different temperatures; (b) relationship between peak position of fluorescence spectrum and temperature; (c) relationship between peak intensity of fluorescence spectrum and temperature; (d) relationship between the FWHM of fluorescence spectrum and temperature

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    Relationship between the bandgap of HAP-QD and temperature

    Fig. 9. Relationship between the bandgap of HAP-QD and temperature

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    Chen Zhenyi, Wang Jintian, Chen Na, Liu Shupeng, Wang Tingyun. Temperature Characteristics of Fluorescence Spectra of Cadmium Selenide Quantum Dots Coupled with Hydroxyapatite[J]. Chinese Journal of Lasers, 2020, 47(10): 1006002

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    Paper Information

    Category: Fiber optics and optical communication

    Received: Apr. 13, 2020

    Accepted: --

    Published Online: Oct. 16, 2020

    The Author Email: Na Chen (na.chen@shu.edu.cn)

    DOI:10.3788/CJL202047.1006002

    Topics

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