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Investigation of Electrical Conductivity Properties and Electro Transport of a Novel Multi Walled Carbon Nanotube Electro Membrane under Constant Current
Electroanalysis ( IF 3 ) Pub Date : 2020-02-11 , DOI: 10.1002/elan.201900755
Canan Onac 1
Affiliation  

This study used multi‐walled carbon nanotube in electro‐membrane extraction studies under direct constant current for the first time for the electro transport of cypermethrin (CYP) from aqueous to acceptor phase. A novel and developed membrane exhibits visible and remarkable recovery values (82.76 %) for the removal of CYP under 0.3 A constant current at 60 V in 30 minutes. It is demonstrated that regenerating electro membrane by multi‐walled carbon nanotubes (MWCNTs) increased the electrical conductivity, thermal Ea values of a novel membrane (750 meV ) and stability, and it resulted in better and higher kinetic results on the transport process. This study presents a potential solution for the limited use of electro‐membrane extraction at higher current values. Regenerating of the electro membrane by MWCNTs not only allows us to work even at high current values, it prevents the formation of electrolysis up to a certain current value in donor and acceptor phases. Thermogravimetric analysis of the novel membrane also confirms successful regeneration of the electro membrane by MWCNTs. Electro‐membrane extraction studies have gained a new perspective and innovation by the use of MWCNTs in electro‐membrane process.

中文翻译:

新型多壁碳纳米管电膜在恒流下的电导性质和电输运研究

这项研究首次将多壁碳纳米管用于直接恒流下的电膜萃取研究中,将氯氰菊酯(CYP)从水相电转移到受体相。在0.3 A恒定电流,60 V下30分钟内去除CYP的过程中,一种新颖且发达的膜表现出明显且显着的回收率(82.76%)。结果表明,通过多壁碳纳米管(MWCNT)再生电子膜可提高新型膜的电导率,热Ea值(750  meV)和稳定性,并在运输过程中产生了更好,更高的动力学结果。这项研究为在较高电流值下限制使用电膜萃取提供了一种潜在的解决方案。MWCNT使电子膜再生不仅使我们能够在高电流值下工作,而且还可以防止在供体和受体相中形成高达一定电流值的电解。新型膜的热重分析也证实了MWCNT成功地再生了电子膜。通过在电膜工艺中使用多壁碳纳米管,对电膜萃取的研究有了新的见解和创新。
更新日期:2020-02-11
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