Synthesis and in-vitro antibacterial properties of the novel Ag wires reinforced carbon based composite coatings

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Synthesis and in-vitro antibacterial properties of the novel Ag wires reinforced carbon based composite coatings. / Ji, Xiaochao; Dong, Yangchun; Li, Xiaoying; Yu, Helong; Ma, Tian; Zhang, Wei; Dong, Hanshan.

In: Applied Surface Science, Vol. 517, 146207, 01.07.2020.

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@article{251504de320b4af19a6d1216f36c6e58,
title = "Synthesis and in-vitro antibacterial properties of the novel Ag wires reinforced carbon based composite coatings",
abstract = "Novel Ag wires reinforced composite coating is developed using a novel active screen plasma co-alloying process in the plasma ambient of methane and hydrogen, and silver wires were in-situ formed through a sputtering process. Scanning electron microscopy and transmission electron microscopy were applied to investigate the microstructures of the Ag wires and the composite coatings. It revealed that the Ag wires were randomly embedded in the composite coating which were formed by aggregated nano-Ag, whilst the composite coating was formed with silver, stainless steel and carbon. X-ray diffraction and X-ray photoelectron spectroscopy (XPS) were utilised to characterise the phases and chemical states of the composite coatings, which verified the metallic form of Ag and non-chemical bond between deposited metals and carbon. A vapor-solid mechanism was applied to explain the growth of the Ag wires during the duplex deposition. Excellent bactericidal effects of the composite coatings against both Gram-negative P. gingivalis and Gram-positive S. epidermidis bacteria were acquired through contacting with coated metallic samples.",
keywords = "composite coating, silver wires, sputtering, active screen, plasma, antibacterial",
author = "Xiaochao Ji and Yangchun Dong and Xiaoying Li and Helong Yu and Tian Ma and Wei Zhang and Hanshan Dong",
year = "2020",
month = jul,
day = "1",
doi = "10.1016/j.apsusc.2020.146207",
language = "English",
volume = "517",
journal = "Applied Surface Science",
issn = "0169-4332",
publisher = "North-Holland Publ Co",

}

RIS

TY - JOUR

T1 - Synthesis and in-vitro antibacterial properties of the novel Ag wires reinforced carbon based composite coatings

AU - Ji, Xiaochao

AU - Dong, Yangchun

AU - Li, Xiaoying

AU - Yu, Helong

AU - Ma, Tian

AU - Zhang, Wei

AU - Dong, Hanshan

PY - 2020/7/1

Y1 - 2020/7/1

N2 - Novel Ag wires reinforced composite coating is developed using a novel active screen plasma co-alloying process in the plasma ambient of methane and hydrogen, and silver wires were in-situ formed through a sputtering process. Scanning electron microscopy and transmission electron microscopy were applied to investigate the microstructures of the Ag wires and the composite coatings. It revealed that the Ag wires were randomly embedded in the composite coating which were formed by aggregated nano-Ag, whilst the composite coating was formed with silver, stainless steel and carbon. X-ray diffraction and X-ray photoelectron spectroscopy (XPS) were utilised to characterise the phases and chemical states of the composite coatings, which verified the metallic form of Ag and non-chemical bond between deposited metals and carbon. A vapor-solid mechanism was applied to explain the growth of the Ag wires during the duplex deposition. Excellent bactericidal effects of the composite coatings against both Gram-negative P. gingivalis and Gram-positive S. epidermidis bacteria were acquired through contacting with coated metallic samples.

AB - Novel Ag wires reinforced composite coating is developed using a novel active screen plasma co-alloying process in the plasma ambient of methane and hydrogen, and silver wires were in-situ formed through a sputtering process. Scanning electron microscopy and transmission electron microscopy were applied to investigate the microstructures of the Ag wires and the composite coatings. It revealed that the Ag wires were randomly embedded in the composite coating which were formed by aggregated nano-Ag, whilst the composite coating was formed with silver, stainless steel and carbon. X-ray diffraction and X-ray photoelectron spectroscopy (XPS) were utilised to characterise the phases and chemical states of the composite coatings, which verified the metallic form of Ag and non-chemical bond between deposited metals and carbon. A vapor-solid mechanism was applied to explain the growth of the Ag wires during the duplex deposition. Excellent bactericidal effects of the composite coatings against both Gram-negative P. gingivalis and Gram-positive S. epidermidis bacteria were acquired through contacting with coated metallic samples.

KW - composite coating

KW - silver wires

KW - sputtering

KW - active screen

KW - plasma

KW - antibacterial

U2 - 10.1016/j.apsusc.2020.146207

DO - 10.1016/j.apsusc.2020.146207

M3 - Article

VL - 517

JO - Applied Surface Science

JF - Applied Surface Science

SN - 0169-4332

M1 - 146207

ER -