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中国物理学会期刊

电场诱导氧化石墨烯的极化动力学特性研究

CSTR: 32037.14.aps.62.233601

Electric field induced polarization dynamics of graphene oxide

CSTR: 32037.14.aps.62.233601
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  • 本文通过外加电场改变氧化石墨烯团簇分子的共振能量,利用激光激发氧化石墨烯产生的共振荧光特性测量氧化石墨烯在电场作用下的极化动力学特性. 发现存在外加电场使得荧光共振峰的半高全宽趋于饱和的时间特性,而不同的氧化石墨烯团簇分子的荧光共振峰的暂态特性同时反映了电场对氧化石墨烯产生定向极化和变形极化的动力学特性.

     

    We have changed the resonance energy of the graphene oxide molecular clusters by using the external electric field. From the graphene oxide resonance fluorescence we could study the polarization dynamics of graphene oxide under the electric field. It is found that the electric field makes the FWHM of fluorescence resonance peak tend to be saturated, and the temporal change of fluorescence resonance of the graphene oxide molecular clusters reflects the directional polarization and the deformation polarization generated in the graphene oxide due to the electric field.

     

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