Journal ArticleDOI
Single step synthesis of activated bio-carbons with a high surface area and their excellent CO2 adsorption capacity
Gurwinder Singh,In Young Kim,Kripal S. Lakhi,Prashant Srivastava,Ravi Naidu,Ravi Naidu,Ajayan Vinu +6 more
TLDR
In this paper, a single step reaction between Arundo donax and solid KOH at 600°C for 2h was developed to synthesize activated microporous carbons with a high specific surface area.About:
This article is published in Carbon.The article was published on 2017-05-01. It has received 234 citations till now. The article focuses on the topics: Microporous material & Adsorption.read more
Citations
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Pure and strontium carbonate nanoparticles functionalized microporous carbons with high specific surface areas derived from chitosan for CO2 adsorption
Gurwinder Singh,Steffi Tiburcius,Sujanya Maria Ruban,Dhanush Shanbhag,Clastin I. Sathish,Kavitha Ramadass,Ajayan Vinu +6 more
TL;DR: In this article, a simple one step chemical activation involving a relatively mild chemical potassium citrate and inexpensive chitosan as a carbon source is presented for the synthesis of microporous carbons with a high specific surface area.
Journal ArticleDOI
Nitrogen-Enriched Porous Carbon Fiber as a CO2 Adsorbent with Superior CO2 Selectivity by Air Activation
TL;DR: In this article, Nitrogen-enriched porous carbon fibers were successfully prepared by one-step carbonization-activation treatment of oxidized polyacrylonitrile fibers using low-temperature carbonization.
Journal ArticleDOI
Review of oil palm-derived activated carbon for CO 2 capture
TL;DR: In this paper, a comprehensive assessment of research works available thus far in oil palm-derived activated carbon (OPdAC) for CO2 adsorption application is provided, where the desired OPdAC characteristics and its precursors in terms of their chemical properties, elemental, and proximate compositions are presented.
Journal ArticleDOI
Highly graphitized porous biocarbon nanosheets with tunable Micro-Meso interfaces and enhanced layer spacing for CO2 capture and LIBs
TL;DR: In this paper , a facile and rational synthesis route to fabricate graphitized porous biocarbon nanosheets from a low-cost precursor through a simple integration of simultaneous activation and graphitization process using iron acetate and potassium acetate at a high temperature.
Journal ArticleDOI
Synthesis of activated carbon from biowaste of fir bark for methylene blue removal.
TL;DR: Experimental results showed that kinetics of MB adsorption by the authors' ACFB adsorbent followed pseudo-second-order model, which indicated that FB is an excellent raw material for low-cost production of AC suitable for cationic dye removal.
References
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Journal ArticleDOI
Adsorbent Materials for Carbon Dioxide Capture from Large Anthropogenic Point Sources
TL;DR: The CO(2) adsorption behavior of several different classes of solid carbon dioxide adsorbents, including zeolites, activated carbons, calcium oxides, hydrotalcites, organic-inorganic hybrids, and metal-organic frameworks are described.
Journal ArticleDOI
KOH activation of carbon-based materials for energy storage
Jiacheng Wang,Stefan Kaskel +1 more
TL;DR: In this article, the textural properties and surface chemistry of KOH-activated carbons depend on not only the synthesis parameters, but also different carbon sources employed including fossil/biomass-derived materials, synthetic organic polymers, and various nanostructured carbons (e.g. carbon nanotubes, carbon nanofibers, carbon aerogels, carbide-derived carbons, graphene, etc.).
Journal ArticleDOI
A facile soft-template synthesis of mesoporous polymeric and carbonaceous nanospheres
Jian Liu,Jian Liu,Tianyu Yang,Dawei Wang,Gao Qing Lu,Dongyuan Zhao,Shi-Zhang Qiao,Shi-Zhang Qiao +7 more
TL;DR: In this article, a route for the controlled synthesis of mesoporous polymer nanospheres, which can be further converted into carbon nanosphere through carbonization, is presented.
Journal ArticleDOI
The forms of alkalis in the biochar produced from crop residues at different temperatures
TL;DR: The forms of alkalis of the biochars produced from the straws of canola, corn, soybean and peanut at different temperatures (300, 500 and 700°C) were studied by means of oxygen-limited pyrolysis and it was suggested that carbonates were the major alkaline components in theBiochars generated at the high temperature.
Journal ArticleDOI
Understanding chemical reactions between carbons and NaOH and KOH: An insight into the chemical activation mechanism
TL;DR: In this article, the drying process, the atmosphere during the carbonisation, the chemical state of the activating agents (NaOH, KOH and Na 2 CO 3 ) and the chemical reactions occurring during the heat treatment have been analyzed to deep into the fundamental of the knowledge of this chemical activation process.
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