搜索结果: 1-15 共查到“化学工程 carbon”相关记录45条 . 查询时间(0.141 秒)
Fe3O4 quantum dots embedded in porous carbon microspheres for long-life lithium-ion batteries
Ions Iron oxides Magnetite Micelles Microspheres
2023/6/21
We report here Fe 3 O 4 quantum dots embedded Fe 3 O 4 @C electrode materials via a facile micelle-colloid template method for pushing forward the Li-ion battery technology. To improve uniform dispers...
Uniform Pd0.33Ir0.67 nanoparticles supported on nitrogen-doped carbon with remarkable activity toward the alkaline hydrogen oxidation reaction
Alkalinity Anodes Binary alloys Carbon Cyclic voltammetry Density functional theory
2023/6/21
Highly efficient non-Pt electrocatalysts for the alkaline hydrogen oxidation reaction (HOR) are required to enable complete replacement of Pt in hydroxide exchange membrane fuel cells (HEMFCs). Herein...
Molecular simulation and optimization on the microporous structure in carbon molecular sieve membrane for CO2/CH4 separation
Carbon molecular sieve membrane Gas separation Molecular simulation Pore size Structure optimization
2023/6/19
Zigzag-type pore model with a modified structure was proposed to evaluate the effect of micropore structure on the gas separation performance of carbon molecular sieve membranes (CMSM). Molecular simu...
Low-cost electrochemical filtration carbon membrane prepared from coal via self-bonding
Electrochemical filtration carbon membrane Caking coal Self-bonding Organic pollutants Oxidation mechanism
2023/6/19
Electrochemical filtration membranes are highly effective for wastewater treatment. However, their relatively high production cost may limit their large-scale production and industrial application. In...
郭新闻论文成果：Defect-Enriched N,O-Codoped Nanodiamond/Carbon Nanotube Catalysts for Styrene Production via Dehydrogenation of Ethylbenzene
nanodiamond/carbon nanotube hybrid nitrogen and oxygen codoping structural defect direct dehydrogenation styrene production
2023/3/6
Owing to the unique structure and enriched surface ketonic carbonyl group, nanodiamond (ND) shows excellent catalytic performance for dehydrogenation reaction. However, the agglomeration of predispers...
A chemistry collaboration led to a creative way to put carbon dioxide to good – and even healthy – use: by incorporating it, via electrosynthesis, into a series of organic molecules that are vital to ...
An interdisciplinary team of scientists has worked out a way to make electric vehicles that only are not only carbon neutral but carbon negative, capable of actually reducing the amount of atmospheric...
Researchers Find New Phase of Carbon,Make Diamond at Room Temperature
Researchers Carbon Diamond Room Temperature
2015/12/8
We report the discovery of new phase of carbon (referred to as Q-carbon) and address fundamental issues related to direct conversion of carbon into diamond at ambient temperatures and pressures in air...
Scientists from the University of Illinois at Chicago have synthesized a catalyst that improves their system for converting waste carbon dioxide into syngas, a precursor of gasoline and other energy-r...
Simultaneous and sensitive detection of dopamine and uric acid using a poly(L-methionine)/gold nanoparticle-modified glassy carbon electrode
Voltammetry Gold nanoparticle Poly Dopamine Uric acid
2014/3/8
A novel electrochemical sensor was fabricated by electrodeposition of gold nanoparticles on a poly(L-methionine) (PMT)-modified glassy carbon electrode (GCE) to form a nano-Au/PMT composite-modified G...
Electrocatalytic measurement of H2O2 concentration using bis(N-2-methylphenyl-salicyldenaminato)copper(Ⅱ) spiked in a carbon paste electrode
Electrochemical behavior Bis(N-2-methylphenyl-salicyldenaminato)copper(Ⅱ) complex Hydrogen peroxides Electrocatalytic reduction
2014/3/11
The electrochemical behavior of a bis(N-2-methylphenyl-salicyldenaminato)copper(Ⅱ) complex spiked in a carbon paste electrode (BMPSCu-CPE) and its electrocatalytic reduction of H2O2 were examined usin...
Electrocatalysis of dopamine in the presence of uric acid and folic acid on modified carbon nanotube paste electrode
Electrocatalysis Dopamine Uric acid Folic acid Carbon nanotube Voltammetry
2014/3/9
A chemically modified carbon paste electrode (CPE), consisting of 2,2'-[(1E)-(1,2-phenylenebis(azanylylidene)] bis(methanylylidene)]bis(benzene-1,4-diol) (PBD) and multiwalled carbon nanotubes (CNTs),...
Simultaneous detection of hydroxylamine and phenol using p-aminophenol-modified carbon nanotube paste electrode（图）
Hydroxylamine and phenol determination p-Aminophenol Multiwall carbon nanotube paste electrode Voltammetry
2013/9/25
A carbon paste electrode that was chemically modified with multiwall carbon nanotubes and p-aminophenol was used as a selective electrochemical sensor for the simultaneous detection of hydroxylamine (...
Electrocatalytic measurement of methionine concentration with a carbon nanotube paste electrode modified with benzoylferrocene（图）
Methionine Electrocatalysis Carbon nanotube Chemically modified electrode Voltammetry Benzoylferrocene
2013/9/25
A benzoylferrocene modified multi-wall carbon nanotube paste electrode for the measurement of methionine (MET) concentration is described. MET electrochemical response characteristics of the modified ...
Visible-light-responsive carbon-embedded photocatalyst coupled with plug-flow reactor for decomposition of vaporous aromatics（图）
Photocatalysis Vaporous aromatics Benzene Toluene Ethylbenzene o-Xylene, Operational parameter Continuous treatment Indoor air control
2013/9/26
A plug-flow reactor coated with carbon-doped TiO2 (C-TiO2) powder was investigated for the control of vaporous aromatics (benzene, toluene, ethylbenzene, and o-xylene (BTEX)) under a range of experime...