搜索结果: 1-15 共查到“化学工程 Hydrogen”相关记录19条 . 查询时间(0.171 秒)
学术报告：Development of an ultra-efficient hydrogen peroxide generation and OH radical generation system using a photocatalyst with metal ions immobilized atomically on a PCN derivative
PCN derivative OH radical photocatalyst metal ions
2023/7/19
Development of an ultra-efficient hydrogen peroxide generation and OH radical generation system using a photocatalyst with metal ions immobilized atomically on a PCN derivative.
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...
Cornell chemists have discovered a class of nonprecious metal derivatives that can catalyze fuel cell reactions about as well as platinum, at a fraction of the cost.
Promising new solar-powered path to hydrogen fuel production（图）
solar-powered new path hydrogen fuel
2019/10/21
Engineers at Lehigh University funded by the National Science Foundation are the first to utilize a single enzyme biomineralization process to create a catalyst that uses the energy of captured sunlig...
New Catalyst For Hydrogen Production Is A Step Toward Clean Fuel（图）
New Catalyst Hydrogen Production Clean Fuel
2018/2/1
A nanostructured composite material developed at UC Santa Cruz has shown impressive performance as a catalyst for the electrochemical splitting of water to produce hydrogen. An efficient, low-cost cat...
New Efficient,Low-Temperature Catalyst for Converting Water and CO to Hydrogen Gas and CO2
Low-Temperature Catalyst Converting Water CO to Hydrogen Gas CO2
2017/7/24
Scientists have developed a new low-temperature catalyst for producing high-purity hydrogen gas while simultaneously using up carbon monoxide (CO). The discovery—described in a paper set to publish on...
Rutgers Chemists Develop Technology to Produce Clean-Burning Hydrogen Fuel（图）
Hydrogen fuel Water molecules Fossil fuel Electrolytic hydrogen Hydrogen gas Carbon-free energy
2014/7/18
NEW BRUNSWICK - Rutgers researchers have developed a technology that could overcome a major cost barrier to make clean-burning hydrogen fuel – a fuel that could replace expensive and environmentally h...
Ferric hydrogen sulfate supported on silica-coated nickel ferrite nanoparticles as new and green magnetically separable catalyst for 1,8-dioxodecahydroacridine synthesis
Magnetically separable catalyst Ferric hydrogen sulfate Nickel ferrite nanoparticles 1,8-Dioxodecahydroacridine
2014/3/8
A new magnetically separable catalyst consisting of ferric hydrogen sulfate supported on silica-coated nickel ferrite nanoparticles was prepared. The synthesized catalyst was characterized using vibra...
Poly(4-vinylpyridinium)hydrogen sulfate: A novel and efficient catalyst for the synthesis of 13-aryl-indeno[1, 2-b]naphtha[1, 2-e]pyran-12(13H)-ones under solvent-free conditions
Poly(4-vinylpyridinium)hydrogen sulfate Indenonaphthopyrans, H-indene-1,3-dione β-Naphthol
2014/3/11
An facile and efficient protocol for the synthesis of 13-aryl-indeno[1,2-b]naphtha[1,2-e]pyran- 12(13H)- ones has been developed that proceeds via the one-pot three-component sequential reaction of an...
Kinetics of Oxidation of L-Leucine by Mono- and Bimetallic Gold and Silver Nanoparticles in Hydrogen Peroxide Solution（图）
gold nanoparticle silver nanoparticle gold/silver bimetallic nanoparticle oxidation of α-amino acid leucine hydrogen peroxide kinetic study
2013/10/5
The catalytic activity of surfactant stabilized mono- and bimetallic Au and Ag nanoparticles for the oxidation of an amino acid, L-leucine, was studied using hydrogen peroxide as the oxidant. The Au a...
Experimental Study of Plasma Under-liquid Electrolysis in Hydrogen Generation
hydrogen generation plasma glow discharge electrolysis
2009/11/16
The application and characteristics of relatively big volume plasma produced with cathodic glow discharges taking place across a gaseous envelope over the cathode which was dipped into electrolyte in ...
Preparation of Peracetic Acid from Acetic Acid and Hydrogen Peroxide: Experimentation and Modeling
peracetic acid hydrogen peroxide equilibrium constant modeling
2009/11/13
Based on the kinetic equations and equilibrium constants, some mathematic models were developed for calculating peracetic acid (PAA) concentration, equilibrium conversion rate of hydrogen peroxide, et...
Two-dimensional Simulation for Hydrogen/Air Combustion in a Monolith Reactor
micro-reactor monolith combustion
2009/11/13
Recent studies on hydrogen combustion were reviewed briefly. The laminar flow and combustion of premixed hydrogen/air mixture in a cylindrical channel of a monolith reactor with and without catalytic ...
Numerical Analysis of Hydrogen Storage in Metal-Hydride Beds
Metal-Hydride Bed Storage Hydrogen absorption Mathematical model
2009/10/13
In this study, hydrogen absorption in a metal-hydride bed is numerically investigated. The mathematical model considers the heat and mass transfer and the chemical reaction that take place during the ...
Numerical Analysis of Hydrogen Mild Combustion
Mild combustion Hydrogen oxidation Steam dilution
2009/10/10
Five hydrogen-oxygen combustion mechanisms were analyzed and compared on the basis of experimental ignition delay time data from shock-tube studies available in the literature. Stoichiometric and lean...