搜索结果: 1-15 共查到“化学工程 synthesis”相关记录73条 . 查询时间(0.125 秒)
Synthesis of flower-like porous MgO microspheres via a gas-liquid interfacial reaction
Interfacial reaction Basic magnesium carbonate Hierarchical porous structure MgO Adsorption
2023/6/21
The flower-like porous MgO was obtained via a interfacial reaction following by further calcination. In the interfacial reaction, flower-like basic magnesium carbonate microspheres (precursor) were pr...
Heat exchanger network synthesis integrated with flexibility and controllability
Heat exchanger networks Flexibility Controllability Coupling Synthesis
2023/6/19
Over the last three decades, flexibility and controllability considerations for heat exchanger networks (HENs) have received great attention, respectively. However, they should be simultaneously incor...
Optimization of shale gas sweetening process coupling with claus process based on energy synthesis
gas sweetening claus process energy synthesis
2023/6/19
As a sort of emerging unconventional energy, shale gas has extensive market outlook by virtue of its enormous reserves, and concerns for shale gas exploitation and processing have been raised nowadays...
A thermo-economic multi-objective optimization model for simultaneous synthesis of heat exchanger networks including compressors
Superstructure Heat exchanger networks Compressor Mathematical programming Multi-objective Thermo-economic
2023/6/19
TWo significant forms of energy widely used in chemical industries are heat and work related to temperature and pressure manipulation. Since complex relationship exists in these strongly interacting p...
近日，北京大学材料科学与工程学院郭少军团队在Nature Synthesis发表题为“Photocatalysis of water into hydrogen peroxide over an atomic Ga-N5site”的研究论文，报道了一类反蛋白石结构氮化碳锚定Ga原子位的光催化剂（CNIO-GaSA），发现该新型催化剂具有独特的GaN5原子活性位，可实现高效两电子氧化路径合成过氧化氢...
郭新闻论文成果：Computational and experimental identification of strong synergy of the Fe/ZnO catalyst in promoting acetic acid synthesis from CH4 and CO2
郭新闻 期刊论文 DFT Fe/ZnO
2023/3/6
DFT calculations have identified reaction pathways for acetic acid synthesis from CO2 and CH4 on ZnO, Cu/ZnO and Fe/ZnO surfaces. Fe/ZnO exhibits strong synergy in facilitating CH4 activation, dissoci...
Rice University scientists have developed a method to efficiently modify natural antibodies that can deliver drugs to target cells. Adding a little extra metal is the key.Rice chemist Zachary Ball and...
Synthesis and characterization of ZnO-Al2O3 oxides as energetic electro-catalytic material for glucose fuel cell
glucose energy materials electro-catalyst
2015/12/23
One of the thrust areas of research is to find an alternative fuel to meet the increasing demand for energy. Glucose is a good source of alternative fuel for clean energy and is easily available in ab...
Synthesis and Adsorption Studies of the MIcro-Mesoporous Material SBA-15
Micro-Mesoporous Silica Preadsorption
2014/10/21
Over the past decades, there have been worldwide efforts to synthesize new types of ordered porous materials for catalysis, separations, etc. Among those, mesoporous material with microporous walls ar...
Effect of reaction conditions and kinetic study on the Fischer-Tropsch synthesis over fused Co-Ni/Al2O3 catalyst
fused Co-Ni/Al2O3 Fischer-Tropsch synthesis kinetics modeling reaction conditions CO consumption activation energy
2014/7/8
Co-Ni/Al2O3 catalyst was prepared by the fusion method and used in Fischer-Tropsch synthesis（FTS）. The catalysts were characterized by means of nitrogen sorption and scanning electron microscopy. The ...
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...
An efficient one-pot three-component synthesis of tetrahydrobenzo[b]pyran and 3,4-dihydropyrano[c]chromene derivatives using starch solution as catalyst
Tetrahydrobenzo[b]pyran Dihydropyrano[c]chromene Starch solution
2014/3/8
Tetrahydrobenzo[b]pyran and 3,4-dihydropyrano[c]chromene derivatives were synthesized via a one-pot three-component condensation of aromatic aldehydes with malononitrile and dimedone or 4-hydroxycouma...
Boehmite nanoparticle catalyst for the one-pot multicomponent synthesis of 3,4-dihydropyrimidin-2-(1H)-ones and thiones under solvent-free conditions
Boehmite nanoparticle One-pot synthesis Multicomponent synthesis Dihydropyrimidine Solvent-free
2014/3/8
A simple, green, and efficient synthesis protocol for the synthesis of 3,4-dihydropyrimidin-2-(1H)-ones using boehmite nanoparticles as catalyst was developed. It did not use any toxic metal catalysts...
Preparation and characterization of nano-CaO based on eggshell waste：Novel and green catalytic approach to highly efficient synthesis of pyrano[4,3-b]pyrans
Nano-calcium oxide Eggshell waste Biocatalyst Pyrano[4,3-b]pyrans Ball-mill
2014/3/8
Nano-CaO was prepared by calcination of ball-milled chicken eggshell waste. This novel, bioactive, heterogeneous catalyst, which had high catalytic activity and reusability, was used in the green synt...
Nanocrystalline titanium dioxide catalyst for the synthesis of azlactones
Nanocrystalline titanium dioxide Electrochemical reduction method Cyclodehydration-condensation Heterogeneous catalyst
2014/3/9
Titanium dioxide nanoparticles were prepared by a electrochemical reduction method using parameters such as current density, solvent polarity, distance between electrodes, and concentration of stabili...