A novel visible– light driven photocatalyst, BIMNVOX.x was synthesized by ethylene glycol–citrate sol–gel route and microwave- assisted calcination. The phocatalyst was characterized structurally by X–ray powder diffraction (XRPD) and simultaneous thermogravimetric–differential thermal analysis (TG–DTA). Its optical and surface properties were determined by means of UV–vis absorption spectrophotometry and BET– nitrogen adsorption isotherm measurements, respectively. The photocatalytic efficiency of BIMNVOX.x system was investigated by applying the pseudo first- order kinetic model to the photocatalytic degradation reaction of crystal violet, CV dye in aqueous solution under visible light irradiation. The β (orthorhombic) –BIMNVOX phase, space group Acam exhibited the highest photocatalytic degradability, indicating that the photocatalytic efficiency of BIMNVOX catalyst is essentially enhanced by the increased number of catalyst active sites, irrespective of the kind of phase stabilized and the increasing photoabsorption ability with Mn dopant content. Moreover, the possible photocatalytic degradation mechanism of aqueous CV dye solution under visible light irradiation was also proposed.
Published in | American Journal of Physical Chemistry (Volume 3, Issue 6) |
DOI | 10.11648/j.ajpc.20140306.13 |
Page(s) | 102-108 |
Creative Commons |
This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited. |
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Copyright © The Author(s), 2014. Published by Science Publishing Group |
Photocatalyst, BIMNVOX, Microwave- Assisted Calcination, Crystal Violet, Perovskites
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APA Style
Hakim Qaid Naji Museed Alarique, Elyas Sadeq Al-Aghbari, Niyazi Abdulmawla Sallam Al–Areqi, Ahlam Al–Alas, Khalid Ahmed Saeed Ghaleb. (2014). A Novel Visible– Light Driven Photocatalyst: Ethylene Glycol–Citrate Sol–Gel Synthesis, Microwave–Assisted Calcination, and Photocatalytic Efficiency. American Journal of Physical Chemistry, 3(6), 102-108. https://doi.org/10.11648/j.ajpc.20140306.13
ACS Style
Hakim Qaid Naji Museed Alarique; Elyas Sadeq Al-Aghbari; Niyazi Abdulmawla Sallam Al–Areqi; Ahlam Al–Alas; Khalid Ahmed Saeed Ghaleb. A Novel Visible– Light Driven Photocatalyst: Ethylene Glycol–Citrate Sol–Gel Synthesis, Microwave–Assisted Calcination, and Photocatalytic Efficiency. Am. J. Phys. Chem. 2014, 3(6), 102-108. doi: 10.11648/j.ajpc.20140306.13
AMA Style
Hakim Qaid Naji Museed Alarique, Elyas Sadeq Al-Aghbari, Niyazi Abdulmawla Sallam Al–Areqi, Ahlam Al–Alas, Khalid Ahmed Saeed Ghaleb. A Novel Visible– Light Driven Photocatalyst: Ethylene Glycol–Citrate Sol–Gel Synthesis, Microwave–Assisted Calcination, and Photocatalytic Efficiency. Am J Phys Chem. 2014;3(6):102-108. doi: 10.11648/j.ajpc.20140306.13
@article{10.11648/j.ajpc.20140306.13, author = {Hakim Qaid Naji Museed Alarique and Elyas Sadeq Al-Aghbari and Niyazi Abdulmawla Sallam Al–Areqi and Ahlam Al–Alas and Khalid Ahmed Saeed Ghaleb}, title = {A Novel Visible– Light Driven Photocatalyst: Ethylene Glycol–Citrate Sol–Gel Synthesis, Microwave–Assisted Calcination, and Photocatalytic Efficiency}, journal = {American Journal of Physical Chemistry}, volume = {3}, number = {6}, pages = {102-108}, doi = {10.11648/j.ajpc.20140306.13}, url = {https://doi.org/10.11648/j.ajpc.20140306.13}, eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ajpc.20140306.13}, abstract = {A novel visible– light driven photocatalyst, BIMNVOX.x was synthesized by ethylene glycol–citrate sol–gel route and microwave- assisted calcination. The phocatalyst was characterized structurally by X–ray powder diffraction (XRPD) and simultaneous thermogravimetric–differential thermal analysis (TG–DTA). Its optical and surface properties were determined by means of UV–vis absorption spectrophotometry and BET– nitrogen adsorption isotherm measurements, respectively. The photocatalytic efficiency of BIMNVOX.x system was investigated by applying the pseudo first- order kinetic model to the photocatalytic degradation reaction of crystal violet, CV dye in aqueous solution under visible light irradiation. The β (orthorhombic) –BIMNVOX phase, space group Acam exhibited the highest photocatalytic degradability, indicating that the photocatalytic efficiency of BIMNVOX catalyst is essentially enhanced by the increased number of catalyst active sites, irrespective of the kind of phase stabilized and the increasing photoabsorption ability with Mn dopant content. Moreover, the possible photocatalytic degradation mechanism of aqueous CV dye solution under visible light irradiation was also proposed.}, year = {2014} }
TY - JOUR T1 - A Novel Visible– Light Driven Photocatalyst: Ethylene Glycol–Citrate Sol–Gel Synthesis, Microwave–Assisted Calcination, and Photocatalytic Efficiency AU - Hakim Qaid Naji Museed Alarique AU - Elyas Sadeq Al-Aghbari AU - Niyazi Abdulmawla Sallam Al–Areqi AU - Ahlam Al–Alas AU - Khalid Ahmed Saeed Ghaleb Y1 - 2014/12/18 PY - 2014 N1 - https://doi.org/10.11648/j.ajpc.20140306.13 DO - 10.11648/j.ajpc.20140306.13 T2 - American Journal of Physical Chemistry JF - American Journal of Physical Chemistry JO - American Journal of Physical Chemistry SP - 102 EP - 108 PB - Science Publishing Group SN - 2327-2449 UR - https://doi.org/10.11648/j.ajpc.20140306.13 AB - A novel visible– light driven photocatalyst, BIMNVOX.x was synthesized by ethylene glycol–citrate sol–gel route and microwave- assisted calcination. The phocatalyst was characterized structurally by X–ray powder diffraction (XRPD) and simultaneous thermogravimetric–differential thermal analysis (TG–DTA). Its optical and surface properties were determined by means of UV–vis absorption spectrophotometry and BET– nitrogen adsorption isotherm measurements, respectively. The photocatalytic efficiency of BIMNVOX.x system was investigated by applying the pseudo first- order kinetic model to the photocatalytic degradation reaction of crystal violet, CV dye in aqueous solution under visible light irradiation. The β (orthorhombic) –BIMNVOX phase, space group Acam exhibited the highest photocatalytic degradability, indicating that the photocatalytic efficiency of BIMNVOX catalyst is essentially enhanced by the increased number of catalyst active sites, irrespective of the kind of phase stabilized and the increasing photoabsorption ability with Mn dopant content. Moreover, the possible photocatalytic degradation mechanism of aqueous CV dye solution under visible light irradiation was also proposed. VL - 3 IS - 6 ER -