Journal ArticleDOI
Hierarchical porous carbon derived from sulfonated pitch for electrical double layer capacitors
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In this article, Hierarchical porous carbon (HPC) has been synthesized using sulfonated pitch as a precursor with a simple KOH activation process and the effect of the activation agent to precursor ratio on the porosity and the specific surface area is studied by nitrogen adsorption-desorption.About:
This article is published in Journal of Power Sources.The article was published on 2014-04-15. It has received 142 citations till now. The article focuses on the topics: Specific surface area.read more
Citations
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Morphology-controllable synthesis of nanocarbons and their application in advanced symmetric supercapacitor in ionic liquid electrolyte
TL;DR: In this article, the authors reported the design and synthesis of nanocarbons with tunable morphologies (i.e., honeycomb-like porous carbons, carbon nanosheets and irregular-shaped carbon microparticles) from sustainable pine barks through reliable one-step chemical activation process.
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Electrospun Conductive Nanofiber Yarn for a Wearable Yarn Supercapacitor with High Volumetric Energy Density.
Sun Xianqiang,Jianxin He,Qiang Rong,Nan Nan,You Xiaolu,Zhou Yuman,Shao Weili,Fan Liu,Rangtong Liu +8 more
TL;DR: A low-cost and large-scale manufacturing method to construct a supercapacitor yarn with high power and high energy density is presented and the PNF/NiC capacitor yarns are lightweight, highly flexible, resistant to bending fatigue, can be connected in series or parallel, and may be suitable for a variety of wearable electronic products.
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Porous nitrogen-doped carbon networks derived from orange peel for high-performance supercapacitors
TL;DR: In this paper, a novel type of porous nitrogen-doped carbon networks derived from a green biomass-waste (orange peel) by integrated carbonization, activation, and nitrogendoped processes using FeCl3 as activating agent and urea as nitrogen precursor and gasification expander.
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Design and Preparation of Lignin-Based Hierarchical Porous Carbon Microspheres by High Efficient Activation for Electric Double Layer Capacitors
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Hierarchical mesoporous/microporous carbon with graphitized frameworks for high-performance lithium-ion batteries
Yingying Lv,Zhangxiong Wu,Yin Fang,Xufang Qian,Abdullah M. Asiri,Bo Tu,Dongyuan Zhao,Dongyuan Zhao +7 more
TL;DR: A hierarchical meso-/micro-porous graphitized carbon with uniform mesopores and ordered micropores, graphitized frameworks, and extra high surface area of ∼2200 m2/g, was successfully synthesized through a simple one-step chemical vapor deposition process as mentioned in this paper.
References
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Materials for electrochemical capacitors
TL;DR: This work has shown that combination of pseudo-capacitive nanomaterials, including oxides, nitrides and polymers, with the latest generation of nanostructured lithium electrodes has brought the energy density of electrochemical capacitors closer to that of batteries.
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Carbon materials for the electrochemical storage of energy in capacitors
TL;DR: In this article, different types of capacitors with a pure electrostatic attraction and/or pseudocapacitance effects are presented, and their performance in various electrolytes is studied taking into account the different range of operating voltage (1V for aqueous and 3 V for aprotic solutions).
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Anomalous Increase in Carbon Capacitance at Pore Sizes Less Than 1 Nanometer
TL;DR: The results challenge the long-held axiom that pores smaller than the size of solvated electrolyte ions are incapable of contributing to charge storage.
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Carbon Materials for Chemical Capacitive Energy Storage
TL;DR: In order to further improve the power and energy densities of the capacitors, carbon-based composites combining electrical double layer capacitors (EDLC)-capacitance and pseudo-Capacitance have been explored and show not only enhanced capacitance, but as well good cyclability.
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Metal-organic framework as a template for porous carbon synthesis
TL;DR: Porous carbon was synthesized by heating the precursor FA within the pores of MOF-5 to display a high specific surface area and important hydrogen uptake and excellent electrochemical properties as an electrode material for electrochemical double-layered capacitor (EDLC).