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Graphene oxide/silver nanoparticle (GO/AgNP) impregnated polyacrylonitrile nanofibers for potential application in air filtration
Nano-Structures & Nano-Objects Pub Date : 2021-03-15 , DOI: 10.1016/j.nanoso.2021.100708
Abhishek Sharma , S. Raj Kumar , V.K. Katiyar , P. Gopinath

There is an immediate necessity for the development of air filtration personal protective equipment (PPE) in order to eliminate the deterioration of air quality. In specific, the airborne pollutants such as aerosols, particulate matter (PM2.5, PM10) and microbes etc. causes serious health hazards. Herein, PAN templated composite nanofibrous membrane using GO/AgNP as filler materials was fabricated by electrospinning. It was developed for their dual application as a potential point of use (POU) filter for airborne pollutants and microbes. The properties of the developed PAN-GO/AgNP composite nanofibrous membrane was studied by various analytical techniques such as field emission scanning electron microscope (FE-SEM), transmission electron microscopy (TEM), fourier transform infrared spectroscopy (FTIR) and Atomic force microscopy (AFM). The disc diffusion assay exhibited effective bactericidal efficacy having zone of inhibition (ZOI) of 19 and 18 mm against the bacterial strains such as S.aureus and GFP E. coli, respectively. Henceforth, the developed composite nanofibrous membrane can be used as potential nanofibrous filter for airborne pollutants and microbes.



中文翻译:

氧化石墨烯/银纳米颗粒(GO / AgNP)浸渍聚丙烯腈纳米纤维在空气过滤中的潜在应用

为了消除空气质量的恶化,迫切需要开发空气过滤个人防护设备(PPE)。具体而言,空气中的污染物,例如气溶胶,颗粒物(PM2.5,PM 10)和微生物等会严重危害健康。在此,通过电纺丝制备了以GO / AgNP为填充材料的PAN模板复合纳米纤维膜。它是为双重用途而开发的,可作为空气污染物和微生物的潜在使用点(POU)过滤器。通过各种分析技术,如场发射扫描电子显微镜(FE-SEM),透射电子显微镜(TEM),傅立叶变换红外光谱(FTIR)和原子力显微镜,研究了已开发的PAN-GO / AgNP复合纳米纤维膜的性能。 (AFM)。椎间盘扩散试验显示出有效的杀菌功效,其抑制区(ZOI)为19和 分别对付金黄色葡萄球菌和GFP大肠杆菌等细菌菌株18毫米。今后,开发的复合纳米纤维膜可作为潜在的纳米纤维过滤器,用于空气中的污染物和微生物。

更新日期:2021-03-15
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