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A Density Functional Theory (DFT) and Experimental study on F-doped Bismuth Molybdate Nanoplates; The effects of pH on Photocatalysis and Adsorption

عنوان مقاله: A Density Functional Theory (DFT) and Experimental study on F-doped Bismuth Molybdate Nanoplates; The effects of pH on Photocatalysis and Adsorption
شناسه ملی مقاله: IICC21_279
منتشر شده در بیست و یکمین سمینار شیمی معدنی انجمن شیمی ایران در سال 1398
مشخصات نویسندگان مقاله:

Zeynab Khazaee - Department of Chemistry, Faculty of Basic Sciences, Tarbiat Modares University, Tehran, Iran.
Ali Reza Mahjoub - Department of Chemistry, Faculty of Basic Sciences, Tarbiat Modares University, Tehran, Iran.
Amir Hossein Cheshme Khavar - Department of Chemistry, Faculty of Basic Sciences, Tarbiat Modares University, Tehran, Iran.
Varsha Srivastava - Department of Green Chemistry, School of Engineering Science, Lappeenranta-Lahti University of Technology, Sammonkatu ۱۲, FI-۵۰۱۳۰, Mikkeli, Finland.
Mika Sillanpää - Department of Green Chemistry, School of Engineering Science, Lappeenranta-Lahti University of Technology, Sammonkatu ۱۲, FI-۵۰۱۳۰, Mikkeli, Finland.

خلاصه مقاله:
The present work describes two-dimensional plate architecture of F/Bi2MoO6 toward photodegradation of RhB in aqueous solution. The effects of F-doping on the physicochemical properties of Bi2MoO6 are confirmed by XRD, XPS, SEM, FTIR, Raman, PL, EDX, EDX mapping, and UV−Vis diffuse reflectance spectra. Under the influence of CTAB surfactant, Bismuth, Molybdenum, and Fluorine source self-assemble into nanoplate architectures, whereas FE-SEM images confirm two-dimensional plate morphology. The photocatalytic activity of the nanoplates is studied under visible-light (λ> 420 nm) irradiation toward the photodegradation of RhB. It is interesting to find that the F-doped sample showed enhanced photocatalytic activity. In addition, density functional theory (DFT) calculations performed to study the Frontier orbital character.

صفحه اختصاصی مقاله و دریافت فایل کامل: https://civilica.com/doc/960867/