Journal ArticleDOI
XPS and NMR studies of phosphoric acid activated carbons
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TLDR
In this article, the chemical structure of phosphorus species in two series of polymer-based and fruit-stone-based carbons obtained by phosphoric acid activation at 400-1000°C were investigated by XPS and solid state 31 P-NMR and 13 C -NMR.About:
This article is published in Carbon.The article was published on 2008-12-01. It has received 702 citations till now. The article focuses on the topics: Phosphorus oxide & Phosphoric acid.read more
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Metal-free bifunctional electrocatalyst for oxygen reduction and oxygen evolution reactions
TL;DR: A mesoporous carbon foam co-doped with nitrogen and phosphorus that has a large surface area and good electrocatalytic properties for both ORR and OER and is tested as an air electrode for primary and rechargeable Zn-air batteries.
Journal ArticleDOI
Agricultural bio-waste materials as potential sustainable precursors used for activated carbon production: A review
TL;DR: A review on the preparation of activated carbon from agricultural waste material is presented in this article, where various physical and chemical processes for the activation of the agricultural residues and their effects on the textural properties such as surface area and pore volume are discussed.
Journal ArticleDOI
N,P-Codoped Carbon Networks as Efficient Metal-free Bifunctional Catalysts for Oxygen Reduction and Hydrogen Evolution Reactions.
Jintao Zhang,Jintao Zhang,Liangti Qu,Gaoquan Shi,Jiangyong Liu,Jiangyong Liu,Jian-Feng Chen,Liming Dai,Liming Dai +8 more
TL;DR: The pyrolyzed MPSA/GO acted as the first metal-free bifunctional catalyst with high activities for both oxygen reduction and hydrogen evolution and is a promising bifunctionsal catalyst for renewable energy technologies, particularly regenerative fuel cells.
Journal ArticleDOI
Biomass derived hard carbon used as a high performance anode material for sodium ion batteries
Kunlei Hong,Long Qie,Rui Zeng,Ziqi Yi,Wei Zhang,Duo Wang,Wei Yin,Chao Wu,Qingjie Fan,Wuxing Zhang,Yunhui Huang +10 more
TL;DR: In this article, a porous hard carbon material was synthesized by simple pyrolysis of H3PO4-treated biomass, i.e., pomelo peels, at 700 °C in N2.
Journal ArticleDOI
Highly stable performance of supercapacitors from phosphorus-enriched carbons.
Denisa Hulicova-Jurcakova,Alexander M. Puziy,Olga I. Poddubnaya,Fabian Suárez-García,Juan M.D. Tascón,Gao Qing Lu +5 more
TL;DR: Phosphorus-rich microporous carbons prepared by a simple H(3)PO(4) activation of three different carbon precursors exhibit enhanced supercapacitive performance in 1 M H(2)SO( 4) when highly stable performance can be achieved at potentials larger than the theoretical decomposition potential of water.
References
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Book
Chemistry of the elements
TL;DR: In this article, the origins of the elements, isotopes and atomic weights Chemical periodicity and the periodic table were discussed, including the following elements: Hydrogen Lithium, sodium, potassium, rubidium, caesium and francium Beryllium, magnesium, calcium, strontium, barium and radium Boron Aluminium, gallium, indium and thallium Carbon Silicon Germanium, tin and lead Nitrogen Phosphorus Arsenic, antimony and bismuth Oxygen Sulfur Selenium, tellurium
Journal ArticleDOI
Some aspects of the surface chemistry of carbon blacks and other carbons
TL;DR: In this paper, a review of the surface chemistry of carbon blacks and other activated carbons is given, focusing on surface oxides with emphasis on the chemical methods used in the assessment and identification of surface functional groups.
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Activated carbons from yellow poplar and white oak by H3PO4 activation
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