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A facile route to synthesis of S-doped TiO2 nanoparticles for photocatalytic activity

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A facile route to synthesis of S-doped TiO2 nanoparticles for photocatalytic activity. / McManamon, Colm; O'Connell, John; Delaney, Paul; Rasappa, Sozaraj; Holmes, Justin D.; Morris, Michael A.

In: Journal of Molecular Catalysis A: Chemical, Vol. 406, 30.05.2015, p. 51-57!.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

McManamon, C, O'Connell, J, Delaney, P, Rasappa, S, Holmes, JD & Morris, MA 2015, 'A facile route to synthesis of S-doped TiO2 nanoparticles for photocatalytic activity', Journal of Molecular Catalysis A: Chemical, vol. 406, pp. 51-57!. https://doi.org/10.1016/j.molcata.2015.05.002

APA

McManamon, C., O'Connell, J., Delaney, P., Rasappa, S., Holmes, J. D., & Morris, M. A. (2015). A facile route to synthesis of S-doped TiO2 nanoparticles for photocatalytic activity. Journal of Molecular Catalysis A: Chemical, 406, 51-57!. https://doi.org/10.1016/j.molcata.2015.05.002

Vancouver

McManamon C, O'Connell J, Delaney P, Rasappa S, Holmes JD, Morris MA. A facile route to synthesis of S-doped TiO2 nanoparticles for photocatalytic activity. Journal of Molecular Catalysis A: Chemical. 2015 May 30;406:51-57!. https://doi.org/10.1016/j.molcata.2015.05.002

Author

McManamon, Colm ; O'Connell, John ; Delaney, Paul ; Rasappa, Sozaraj ; Holmes, Justin D. ; Morris, Michael A. / A facile route to synthesis of S-doped TiO2 nanoparticles for photocatalytic activity. In: Journal of Molecular Catalysis A: Chemical. 2015 ; Vol. 406. pp. 51-57!.

Bibtex - Download

@article{68daf7ac770c405d96711bd8c82eeec2,
title = "A facile route to synthesis of S-doped TiO2 nanoparticles for photocatalytic activity",
abstract = "There is always a market for cost effective methods of pollution degradation and one of the best areas to keep costs down is through synthesis techniques. This paper provides a simple technique to synthesise porous TiO2 nanoparticles with increased surface area through a scaffold template technique. Their photocatalytic activity is enhanced by incorporating sulphur as a dopant and were validated by analysing the degradation of malachite green (MG). The materials were doped at a molar ratio of 100:1 (Ti:S) and calcined at different temperatures to adjust the anatase/rutile content. Detailed characterisation of the materials was undertaken using XRD, BET, XPS, TEM and FTIR. The nanoparticles displayed a microporous structure and had an increased surface area of 115 m2 g-1 which was reduced by doping and temperature induced phase transformation. Photocatalytic testing showed that the doped materials calcined at 700 °C preformed the best in. It was observed that 20 mg l-1 of MG was decomposed in 30 min using a 40 W UV bulb at pH 9 and the results surpassed those achieved by the commercial catalyst P25 which was also tested for comparison.",
keywords = "Band gap, Photocatalysis, S-doped, TiO<inf>2</inf>",
author = "Colm McManamon and John O'Connell and Paul Delaney and Sozaraj Rasappa and Holmes, {Justin D.} and Morris, {Michael A.}",
year = "2015",
month = "5",
day = "30",
doi = "10.1016/j.molcata.2015.05.002",
language = "English",
volume = "406",
pages = "51--57!",
journal = "Journal of Molecular Catalysis A: Chemical",
issn = "1381-1169",
publisher = "Elsevier",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - A facile route to synthesis of S-doped TiO2 nanoparticles for photocatalytic activity

AU - McManamon, Colm

AU - O'Connell, John

AU - Delaney, Paul

AU - Rasappa, Sozaraj

AU - Holmes, Justin D.

AU - Morris, Michael A.

PY - 2015/5/30

Y1 - 2015/5/30

N2 - There is always a market for cost effective methods of pollution degradation and one of the best areas to keep costs down is through synthesis techniques. This paper provides a simple technique to synthesise porous TiO2 nanoparticles with increased surface area through a scaffold template technique. Their photocatalytic activity is enhanced by incorporating sulphur as a dopant and were validated by analysing the degradation of malachite green (MG). The materials were doped at a molar ratio of 100:1 (Ti:S) and calcined at different temperatures to adjust the anatase/rutile content. Detailed characterisation of the materials was undertaken using XRD, BET, XPS, TEM and FTIR. The nanoparticles displayed a microporous structure and had an increased surface area of 115 m2 g-1 which was reduced by doping and temperature induced phase transformation. Photocatalytic testing showed that the doped materials calcined at 700 °C preformed the best in. It was observed that 20 mg l-1 of MG was decomposed in 30 min using a 40 W UV bulb at pH 9 and the results surpassed those achieved by the commercial catalyst P25 which was also tested for comparison.

AB - There is always a market for cost effective methods of pollution degradation and one of the best areas to keep costs down is through synthesis techniques. This paper provides a simple technique to synthesise porous TiO2 nanoparticles with increased surface area through a scaffold template technique. Their photocatalytic activity is enhanced by incorporating sulphur as a dopant and were validated by analysing the degradation of malachite green (MG). The materials were doped at a molar ratio of 100:1 (Ti:S) and calcined at different temperatures to adjust the anatase/rutile content. Detailed characterisation of the materials was undertaken using XRD, BET, XPS, TEM and FTIR. The nanoparticles displayed a microporous structure and had an increased surface area of 115 m2 g-1 which was reduced by doping and temperature induced phase transformation. Photocatalytic testing showed that the doped materials calcined at 700 °C preformed the best in. It was observed that 20 mg l-1 of MG was decomposed in 30 min using a 40 W UV bulb at pH 9 and the results surpassed those achieved by the commercial catalyst P25 which was also tested for comparison.

KW - Band gap

KW - Photocatalysis

KW - S-doped

KW - TiO<inf>2</inf>

UR - http://www.scopus.com/inward/record.url?scp=84930210395&partnerID=8YFLogxK

U2 - 10.1016/j.molcata.2015.05.002

DO - 10.1016/j.molcata.2015.05.002

M3 - Article

VL - 406

SP - 51-57!

JO - Journal of Molecular Catalysis A: Chemical

JF - Journal of Molecular Catalysis A: Chemical

SN - 1381-1169

ER -