搜索结果: 1-15 共查到“化学工程 performance”相关记录33条 . 查询时间(0.062 秒)
Pillar[5]arene-Derived Microporous Polyaminal Networks with Enhanced Uptake Performance for CO2 and Iodine
Pillar[5]arene-Derived Microporous Polyaminal Networks CO2 Iodine
2023/6/21
A new nitrogen-rich microporous polymer (PAN-FPP5) containing pillar[5]arene macrocycles was fabricated via facile polycondensation between pillar[5]arene-based monomer (FPP5) bearing two aldehyde moi...
Revealing the effect of aluminum content on the electrochemical performance of magnesium anodes for aqueous batteries
aluminum content discharge potential Mg-Al alloy anodes utilization efficiency
2023/6/21
Al is one of the principal alloying elements for Mg anodes. In this study, a series of Mg-Al alloys has been evaluated as anode materials for optimizing the Al addition amount in Mg anodes with the in...
Effects of hydrophilic surface on heat transfer performance and oscillating motion for an oscillating heat pipe
Oscillating heat pipe (OHP) Oscillating motion Heat transfer Superhydrophilic surface Hydrophilic surface
2023/3/1
In this paper, a series of experiments were performed to investigate the effects of superhydrophilic and hydrophilic surfaces on the heat transfer performance and slug motion for oscillating heat pipe...
Effect of Morphology of Nano-Structured Surfaces on Anti-Icing Performance
nanowires superhydrophobic surface anti-icing impacting bouncing
2023/3/1
Droplets bouncing off cold surfaces before being frozen is one way to achieve anti-icing, in which process superhydrophobic surfaces have been proven to play an important role. By using template-assis...
Stanford scientists use nanotechnology to boost the performance of a key industrial catalyst
Stanford scientists nanotechnology to boost industrial catalyst
2017/7/20
A tiny amount of squeezing or stretching can produce a big boost in catalytic performance, according to a new study led by scientists at Stanford University and SLAC National Accelerator Laboratory.Th...
Making high-performance batteries from junkyard scraps
Making high-performance batteries junkyard scraps
2016/11/29
Take some metal scraps from the junkyard; put them in a glass jar with a common household chemical; and, voilà, you have a high-performance battery.“Imagine that the tons of metal waste discarded ever...
Quantum dots made from fool’s gold boost battery performance（图）
Quantum dots fool’s gold battery performance
2015/12/7
If you add quantum dots – nanocrystals 10,000 times smaller than the width of a human hair – to a smartphone battery it will charge in 30 seconds, but the effect only lasts for a few recharge cycles.H...
Finding ultimate limits of performance for hybrid electric vehicles
Fuel nonlinear convex optimization large linear programming
2015/8/11
We formulate the problem of optimizing fuel efficiency as a nonlinear convex optimization problem. This convex problem is then accurately approximated as a large linear program. As a result, we comput...
Blu-ray disc can be used to improve solar cell performance（图）
Blu-ray disc solar cell performance
2014/12/1
An interdisciplinary team from the McCormick School of Engineering and Applied Science discovered that using the data storage pattern from a Blu-ray disc improves solar cell performance and that video...
Fabrication and Characterization of Perovskite-type Oxide LaFe0.9Co0.1O3 Nanoparticles and Its Performance in Aerobic Oxidation of Thiols to Disulfide（图）
perovskite-type oxide nanopowder oxidation of thiols sol-gel method
2013/10/4
LaFe0.9Co0.1O3 (LFCO) perovskite nanoparticles were prepared using a sol-gel method. The physical and chemical properties of the catalyst were determined using X-ray diffraction (XRD), transmission el...
Enhanced performance of hybrid solar cells based on ordered electrospun ZnO nanofibers modified with CdS on the surface
Organic solar cell Electrospun nanofibers ZnO CdS Poly(3-hexylthiophene)
2016/12/2
To improve the performance of the hybrid solar cells based on electrospun zinc oxide nanofibers/poly(3-hexylthiophene) (ZnO/P3HT), we modified the ZnO nanofibers with nanocrystalline cadmium sulfide (...
Catalytic Performance of Al-MCM-48 Molecular Sieves for Isopropylation of Phenol with Isopropyl Acetate（图）
Al-MCM-48 alkylation phenol isopropyl acetate 4-isopropyl phenol
2013/10/8
Al-MCM-48 molecular sieves (Si/Al molar ratios = 25, 50, 75, and 100) were synthesized hydrothermally using cetyltrimethylammonium bromide as the structure directing template. The orderly arrangement ...
Effects of Selected Promoters on Ni/γ-Al2O3 Catalyst Performance in Methane Dry Reforming（图）
methane dry reforming coke nickel synthesis gas stability
2013/10/11
The Ni catalysts supported on γ-Al2O3 were synthesized by an impregnation method. Their catalytic performance in methane dry reforming was investigated. The reforming reactions were carried out in a m...
Catalytic Performance of Nano-SiO2-Supported Preyssler Heteropolyacid in Esterification of Salicylic Acid with Aliphatic and Benzylic Alcohols（图）
Preyssler heteropolyacid silica esterification salicylic acid
2013/10/13
An efficient and environmentally benign procedure for the catalytic esterification of salicylic acid with aliphatic alcohols, CnH2n+1OH (n = 1–5) and benzylic alcohols, RC6H4CH2OH (R = H, NO2, OCH3, B...
Application of Hydrodechlorination in Environmental Pollution Control: Comparison of the Performance of Supported and Unsupported Pd and Ni Catalysts（图）
hydrodechlorination chlorobenzene bulk palladium and nickel catalysts activated carbon graphite carbon nanofiber alumina silica spillover hydrogen
2013/10/13
Catalytic hydrodechlorination (HDC) is an innovative means of transforming chlorinated waste streams into a recyclable product. In this study, the gas phase HDC of chlorobenzene (CB) has been studied ...