Carbazole-based porous polymers for utilization in supercapacitors and adsorption of bromothymol blue dye

IF 2.6 4区 化学 Q3 CHEMISTRY, PHYSICAL
Ionics Pub Date : 2025-05-23 DOI:10.1007/s11581-025-06349-3
C. Raju, Reddi Mohan Naidu Kalla, Sunkara Srinivasa Rao, Sreedhar Doraswamy, Sarah A. Alshehri, Jaewoong Lee
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引用次数: 0

Abstract

Hyper-crosslinked microporous polycarbazole was synthesized by polymerizing carbazole with dimethoxymethane as a bridging agent, without using templates. Furthermore, it was directly carbonized by chemical activation using potassium carbonate to enhance the surface area of the porous polymer. The product was then characterized by Fourier-transform infrared spectroscopy, thermogravimetric analysis, scanning electron microscopy, and Brunauer–Emmett–Teller analysis, proving the formation of porous polymers with good surface areas of 230 and 1210 m2 g–1. Applied as an electrode material in a supercapacitor and a dye adsorption study, the carbonized polymer showed good specific capacitance of 215 (F/g) at 0.5 (A/g) and maximum adsorption capacity of 30.58 mg/g.

Abstract Image

卡唑基多孔聚合物在超级电容器中的应用及对溴百里酚蓝染料的吸附
以二甲氧基甲烷为桥剂,在不使用模板的情况下,将咔唑进行聚合,合成了超交联微孔聚咔唑。此外,利用碳酸钾对多孔聚合物进行化学活化,以提高其比表面积。然后用傅里叶变换红外光谱、热重分析、扫描电镜和布鲁诺尔-埃米特-泰勒分析对产物进行了表征,证明形成了具有230和1210 m2 g-1良好表面积的多孔聚合物。作为电极材料应用于超级电容器和染料吸附研究中,炭化聚合物在0.5 (a /g)下的比电容为215 (F/g),最大吸附容量为30.58 mg/g。
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来源期刊
Ionics
Ionics 化学-电化学
CiteScore
5.30
自引率
7.10%
发文量
427
审稿时长
2.2 months
期刊介绍: Ionics is publishing original results in the fields of science and technology of ionic motion. This includes theoretical, experimental and practical work on electrolytes, electrode, ionic/electronic interfaces, ionic transport aspects of corrosion, galvanic cells, e.g. for thermodynamic and kinetic studies, batteries, fuel cells, sensors and electrochromics. Fast solid ionic conductors are presently providing new opportunities in view of several advantages, in addition to conventional liquid electrolytes.
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