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author:

Zhao, Yulai (Zhao, Yulai.) [1] (Scholars:赵玉来) | Zhao, Zhuang (Zhao, Zhuang.) [2] | Zhang, Jing (Zhang, Jing.) [3] | Wei, Mengzhi (Wei, Mengzhi.) [4] | Xiao, Longqiang (Xiao, Longqiang.) [5] (Scholars:肖龙强) | Hou, Linxi (Hou, Linxi.) [6] (Scholars:侯琳熙)

Indexed by:

EI Scopus SCIE

Abstract:

The superior capability of gemini surfactant (GS) in the preparation of hierarchically porous carbons via high-internal-phase emulsion (HIPE) template followed by pyrolysis was confirmed in this work. Polymerized HIPEs (polyHIPEs) of phenol-formaldehyde resin were prepared by cross linking the continuous phase of HIPEs stabilized by GS. Nonionic surfactant and cationic surfactant were also selected to stabilize HIPE for comparison. From scanning electron microscope observations, polyHIPEs with open-cell pore architectures were obtained with GS as emulsifier(polyHlPEs-GS) and the derived carbon foams (carboHlPEs-GS) well retained the original pore architectures, whereas polyHlPEs obtained using contrastive surfactants showed closed-cell porous structures and notable differences were observed for the derived carboHlPEs. Nitrogen adsorption/desorption measurements indicated that polyHlPEs-GS and carboHlPEs-GS both exhibited hierarchically porous architectures with much higher surface areas (SA) than those of the corresponding contrast samples. Mercury intrusion porosimetry results indicated that 7 carboHlPEs-GS possessed higher SA and higher porosity than that of the contrast samples. The open-cell pore architecture and high SA are favorable to many applications, like energy storage. carboHlPE-GS expectably showed a higher capacitance than that of contrast samples when used as the electrode material of supercapacitor.

Keyword:

Community:

  • [ 1 ] [Zhao, Yulai]Fuzhou Univ, Dept Mat Oriented Chem Engn, Coll Chem Engn, Fuzhou 350116, Fujian, Peoples R China
  • [ 2 ] [Zhao, Zhuang]Fuzhou Univ, Dept Mat Oriented Chem Engn, Coll Chem Engn, Fuzhou 350116, Fujian, Peoples R China
  • [ 3 ] [Zhang, Jing]Fuzhou Univ, Dept Mat Oriented Chem Engn, Coll Chem Engn, Fuzhou 350116, Fujian, Peoples R China
  • [ 4 ] [Wei, Mengzhi]Fuzhou Univ, Dept Mat Oriented Chem Engn, Coll Chem Engn, Fuzhou 350116, Fujian, Peoples R China
  • [ 5 ] [Xiao, Longqiang]Fuzhou Univ, Dept Mat Oriented Chem Engn, Coll Chem Engn, Fuzhou 350116, Fujian, Peoples R China
  • [ 6 ] [Hou, Linxi]Fuzhou Univ, Dept Mat Oriented Chem Engn, Coll Chem Engn, Fuzhou 350116, Fujian, Peoples R China

Reprint 's Address:

  • 侯琳熙

    [Hou, Linxi]Fuzhou Univ, Dept Mat Oriented Chem Engn, Coll Chem Engn, Fuzhou 350116, Fujian, Peoples R China

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Source :

LANGMUIR

ISSN: 0743-7463

Year: 2018

Issue: 40

Volume: 34

Page: 12100-12108

3 . 6 8 3

JCR@2018

3 . 7 0 0

JCR@2023

ESI Discipline: CHEMISTRY;

ESI HC Threshold:209

JCR Journal Grade:2

CAS Journal Grade:3

Cited Count:

WoS CC Cited Count: 21

SCOPUS Cited Count: 23

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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