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Nano silver-coated polypropylene water filter : II. evaluation of antimicrobial efficiency

This research will improve our understanding of the microorganism removal effectiveness of the nano silver-coated polypropylene filter used in water purification. Silver nanoparticles were deposited on cylindrical polypropylene water filter by physical vapor deposition method using a modified Balzer...

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Main Authors: Heidarpour, Farideh, Wan Ab Karim Ghani, Wan Azlina, Ahmadun, Fakhru'l-Razi, Sobri, Shafreeza, Zargar, M., Mozafari, M. Reza
Format: Article
Language:English
English
Published: National Institute R and D of Materials Physics 2010
Online Access:http://psasir.upm.edu.my/id/eprint/15776/1/Nano%20silver.pdf
http://psasir.upm.edu.my/id/eprint/15776/
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spelling my.upm.eprints.157762015-09-15T01:26:37Z http://psasir.upm.edu.my/id/eprint/15776/ Nano silver-coated polypropylene water filter : II. evaluation of antimicrobial efficiency Heidarpour, Farideh Wan Ab Karim Ghani, Wan Azlina Ahmadun, Fakhru'l-Razi Sobri, Shafreeza Zargar, M. Mozafari, M. Reza This research will improve our understanding of the microorganism removal effectiveness of the nano silver-coated polypropylene filter used in water purification. Silver nanoparticles were deposited on cylindrical polypropylene water filter by physical vapor deposition method using a modified Balzers machine. The enumeration of bacteria was done by membrane filter method. At a flow rate of 3L/hr and after 5h filtration all of the Escherichia coli cells were killed when the input water had a bacterial load of 103 colony-forming units (CFU) per mL. The inductively coupled plasma/mass spectrometry (ICP/MS) was used to determine any trace amount of the silver nano particles left in the water sample after filtration. Results showed that nano particles are stable on the water filter and are not washed away by water flow after 5h filtration. The nano silver-coated filter reported here has the potential to be used as an efficient water treatment technique. National Institute R and D of Materials Physics 2010 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/15776/1/Nano%20silver.pdf Heidarpour, Farideh and Wan Ab Karim Ghani, Wan Azlina and Ahmadun, Fakhru'l-Razi and Sobri, Shafreeza and Zargar, M. and Mozafari, M. Reza (2010) Nano silver-coated polypropylene water filter : II. evaluation of antimicrobial efficiency. Digest Journal of Nanomaterials and Biostructures, 5 (3). pp. 797-804. ISSN 1842-3582 English
institution Universiti Putra Malaysia
building UPM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Putra Malaysia
content_source UPM Institutional Repository
url_provider http://psasir.upm.edu.my/
language English
English
description This research will improve our understanding of the microorganism removal effectiveness of the nano silver-coated polypropylene filter used in water purification. Silver nanoparticles were deposited on cylindrical polypropylene water filter by physical vapor deposition method using a modified Balzers machine. The enumeration of bacteria was done by membrane filter method. At a flow rate of 3L/hr and after 5h filtration all of the Escherichia coli cells were killed when the input water had a bacterial load of 103 colony-forming units (CFU) per mL. The inductively coupled plasma/mass spectrometry (ICP/MS) was used to determine any trace amount of the silver nano particles left in the water sample after filtration. Results showed that nano particles are stable on the water filter and are not washed away by water flow after 5h filtration. The nano silver-coated filter reported here has the potential to be used as an efficient water treatment technique.
format Article
author Heidarpour, Farideh
Wan Ab Karim Ghani, Wan Azlina
Ahmadun, Fakhru'l-Razi
Sobri, Shafreeza
Zargar, M.
Mozafari, M. Reza
spellingShingle Heidarpour, Farideh
Wan Ab Karim Ghani, Wan Azlina
Ahmadun, Fakhru'l-Razi
Sobri, Shafreeza
Zargar, M.
Mozafari, M. Reza
Nano silver-coated polypropylene water filter : II. evaluation of antimicrobial efficiency
author_facet Heidarpour, Farideh
Wan Ab Karim Ghani, Wan Azlina
Ahmadun, Fakhru'l-Razi
Sobri, Shafreeza
Zargar, M.
Mozafari, M. Reza
author_sort Heidarpour, Farideh
title Nano silver-coated polypropylene water filter : II. evaluation of antimicrobial efficiency
title_short Nano silver-coated polypropylene water filter : II. evaluation of antimicrobial efficiency
title_full Nano silver-coated polypropylene water filter : II. evaluation of antimicrobial efficiency
title_fullStr Nano silver-coated polypropylene water filter : II. evaluation of antimicrobial efficiency
title_full_unstemmed Nano silver-coated polypropylene water filter : II. evaluation of antimicrobial efficiency
title_sort nano silver-coated polypropylene water filter : ii. evaluation of antimicrobial efficiency
publisher National Institute R and D of Materials Physics
publishDate 2010
url http://psasir.upm.edu.my/id/eprint/15776/1/Nano%20silver.pdf
http://psasir.upm.edu.my/id/eprint/15776/
_version_ 1643826025907355648
score 13.211869

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