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Abstract:
Chromium-silver films with & LE; 39.2 at.% Ag were deposited by magnetron sputtering for antibacterial applications. X-ray diffraction and scanning electron microscopy analyses indicate that the films consist of Cr and Ag, and silver segregation is not obvious at the surface. The films are hard (628-968 HV0.001) and hydrophobic with low surface energy (12.8-26.8 mJ/m(2)). The drying time of water droplets is dependent on ambient conditions, material wettability and droplet size. The test against Escherichia coli indicates antibacterial ratios of 100% for the Cr-Ag films (action time 3 h). However, bacteria died within 15 min due to quick drying of the bacterial suspension in open ambient conditions. The Cr-Ag films would have potential antimicrobial applications in public environmental facilities.
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COATINGS
Year: 2021
Issue: 10
Volume: 11
2 . 8 8 1
JCR@2020
Cited Count:
WoS CC Cited Count: 1
SCOPUS Cited Count: 6
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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