搜索结果: 1-15 共查到“工学 Condensation”相关记录21条 . 查询时间(0.203 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Condensation in deep learning
深度学习 凝结 神经网络
2023/4/28
Why do neural networks (NN) that look so complex usually generalize well? To understand this problem, we find some simple implicit regularizations during training NNs. The first is the frequency princ...
Condensation heat transfer of steam on vertical dropwise and filmwise coexisting surfaces with a thick organic film promoting dropwise
蒸汽 滴状 膜状 DFC 冷凝传热
2023/3/1
This article describes an experimental investigation of the condensation heat transfer of steam on dropwise and filmwise coexisting (DFC) surfaces, on which dropwise and filmwise exist simultaneously ...
Lattice and Momentum Space Approach to Bound States and Excitonic Condensation via User Friendly Interfaces
exciton condensation Lattice
2015/1/19
In this thesis, we focus on two broad categories of problems, exciton condensation and bound states, and two complimentary approaches, real and momentum space, to solve these problems. In chapter 2 we...
Polyvinyl amine coated Fe3O4@SiO2 magnetic microspheres for Knoevenagel condensation
Basic magnetic catalyst Fe3O4 nanoparticle Polyvinyl amine Knoevenagel condensation
2014/3/11
Polyvinyl amine coated Fe3O4@SiO2 composite microspheres with a core-shell structure were prepared and employed as a magnetic catalyst for Knoevenagel condensation under mild conditions. The catalyst ...
Synthesis of polyhydroquinoline derivatives via a four-component Hantzsch condensation catalyzed by tin dioxide nanoparticles（图）
Nano tin dioxide catalyst Hantzsch condensation Polyhydroquinoline 1,4-Dihydropyridine
2013/9/27
Tin dioxide (SnO2) nanoparticles efficiently catalyzed unsymmetrical four-component Hantzsch condensations of various aldehydes, dimedone, ethyl acetoacetate, and ammonium acetate to form polyhydroqui...
Solvent-Free Selective Cross-Aldol Condensation of Ketones with Aromatic Aldehydes Efficiently Catalyzed by a Reusable Supported Acidic Ionic Liquid（图）
cross-aldol condensation solvent-free condition supported acidic ionic liquid ketone aromatic aldehyde
2013/10/4
A newly prepared catalyst consisting of acidic ionic liquid 1-(4-sulfonic acid)butylpyridinium hydrogen sulfate supported on silica was used to catalyze the cross-aldol condensation of ketones with ar...
Nano-Fe3O4 Encapsulated-Silica Particles Bearing Sulfonic Acid Groups as a Magnetically Separable Catalyst for Highly Efficient Knoevenagel Condensation and Michael Addition Reactions（图）
magnetic nanoparticle silica Knoevenagel condensation Michael addition cyclic diketone
2013/10/4
Sulfonic acid-functionalized silica-coated nano-Fe3O4 particles (Fe3O4@SiO2-SO3H) have been prepared as a novel heterogeneous acid using a facile process. The material was subsequently identified as a...
Mode-Locked CO Laser for Isotope Separation of Uranium Employing Condensation Repression
CO laser facility active medium medium pressure
2011/4/21
In the present work, we have suggested a technical solution of a CO laser facility for industrial separation of uranium used in the production of fuel for nuclear power plants. There has been used a m...
Experimental Study of the Effects of Environmental and Fog Condensation Nuclei Parameters on the Rate of Fog Formation and Dissipation Using a New Laboratory Scale Fog Generation Facility
Fog Condensation Visibility Hygroscopic Droplet growth
2016/3/28
The IIT Kanpur Fog Chamber Facility has been conceptualized and built indigenously to study the fog formation and
dissipation under various environmental conditions. The chamber has been designed suc...
Comprehensive Parameter for Analyzing Condensation in Pneumatic System
pneumatic system condensation comprehensive parameter
2011/8/3
The condensation in pneumatic system is a complex physical phenomenon dependant upon status variation and phase transitions, which are related to the parameters of the compressed air, atmospheric cond...
INFLUENCE OF MUF RESIN CONDENSATION DEGREE ON ADHESIVE BOND PROPERTIES
MUF resin synthesis condensation adhesive bond properties beech veneer
2009/11/26
Melamine-urea-formaldehyde resins with their excellent properties, in particular resistance to humidity and water and colourless adhesive bond, are widely used in the wood industry. In spite of the fa...
Production of Ag Nanopowders by Inert Gas Condensation and Evaluation of Their Properties
Ag Nanoparticles Inert gas condensation method Particle structure Electrical conductivity
2009/10/13
In this study, silver nanopowders were produced by inert gas condensation (IGC) in a reduced helium atmosphere. Helium gas was used as both cooling agent and carrier gas for the nucleating metal parti...
Effect of Oxygen Content on the Sintering Behaviour of Silver Nanopowders Produced by Inert Gas Condensation
Inert gas condensation Ag nanopowders Sintering
2009/10/12
Polymer-based materials are made electrically conductive by combining with a particulate conductive material. Instead of using high aspect-ratio conventional fillers, such as fibres and flakes, highly...
Dropwise Condensation on Gold.
Gold Surfaces for Condensation Heat Transfer.
