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Abstract:
Fine particles pose a dangerous threat to our environment and human health. Although a series of air filters have been developed, to achieve high removal efficiency while maintaining a low pressure drop is still a challenging task. Herein, we introduce an additional force into action – the space charge when designing the filter to capture the particulate matters (PMs). The corona discharge drives the PMs toward graphene aerogel filter under the imposed electrostatic force. The prepared filter displays a very high PM removal efficiency and low pressure drop under an extremely high concentration (>10000 μg/m3) of both non-oily particles (>99.9%) and oily particles (>99.6%). In addition, the filter also has the advantages of being active, reusable, and flame-retardant. This charged graphene aerogel filter (CGAF) is very stable and can withstand 10 times washing and 5-min burning. © 2020 Elsevier B.V.
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Chemical Engineering Journal
ISSN: 1385-8947
Year: 2020
Volume: 395
1 3 . 2 7 3
JCR@2020
1 3 . 4 0 0
JCR@2023
ESI HC Threshold:132
JCR Journal Grade:1
CAS Journal Grade:1
Cited Count:
SCOPUS Cited Count: 64
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
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30 Days PV: 0
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