搜索结果: 1-15 共查到“工学 crystallization”相关记录43条 . 查询时间(0.078 秒)
Crystallization kinetics and morphology of small concentrations of cellulose nanofibrils (CNFs) and cellulose nanocrystals (CNCs) melt-compounded into poly(lactic acid) (PLA) with plasticizer
Poly(lactic acid) Nucleation Nanocellulose Avrami kinetics Crystallization
2024/2/27
In the present study, very small concentrations of CNCs and CNFs were melt-compounded into PLA using a solvent-free process where poly(ethylene glycol) (PEG) was used to disperse the nanoparticles in ...
Extensional-flow-induced Crystallization of Polypropylene
Extensional-flow-induced Crystallization Polypropylene
2014/10/23
A filament stretching extensional rheometer with a custom-built oven was used to investigate the effect of uniaxial flow on the crystallization of polypropylene. Prior to stretching, samples were heat...
Self-nucleated Crystallization of a Branched Polypropylene
physical gel point gel stiffness
2014/10/21
Long chain branched polypropylene (LCBPP) crystallizes rapidly and with high nucleation density. The origin of this fast crystallization process is not well understood. It has been attributed to its c...
Crystallization of Fe72B20Si4Nb4 metallic glasses ribbons
Amorphous materials Structural relaxation Crystallization
2009/12/14
Purpose: The paper presents a crystallization process of Fe-based amorphous materials. The aim of work is presentation of the influence of annealing temperature on structural changes and magnetic prop...
华南理工大学食品加工与保藏原理课件Chap6 Concentration and crystallization
华南理工大学 食品加工与保藏原理 课件 Chap6 Concentration crystallization
2009/12/7
华南理工大学食品加工与保藏原理课件Chap6 Concentration and crystallization。
Analysis of structural properties of aluminium skeleton castings regarding the crystallization kinetics
Casting Skeleton casting Solidification
2009/12/3
Purpose: The aim of this research was the definition of technological parameters influence and modification treatment on structural properties of closed skeleton castings. Approach obtained maximal re...
Crystallization of amorphous Co77Si11.5B11.5 alloy
Amorphous materials Electrical properties and magnetic properties Heat treatment annealing
2009/12/1
Purpose: The investigation results of crystallization of amorphous Co77Si11.5B11.5 alloy in tape form, obtained
by melt spinning method during annealing in temperature range 373-873 K with step of 50...
Investigations of crystallization behaviour of Co80Si9B11 amorphous alloy
Materials Amorphous Materials Nanomaterials Heat treatment
2009/12/1
Purpose: This paper describes crystallization kinetics and changes of magnetic properties involved by process of
crystallization of the amorphous Co80Si9B11 alloy.
Design/methodology/approach: The f...
针对国内结晶果糖生产中存在的问题，对果糖结晶工艺进行改进，并优化工艺参数。研究发现，向高果糖浆中加入表面活性剂Span 60，可使结晶果糖的变异系数降低51.5%，提高果糖晶体均匀性；在进行结晶前，用高效糖化酶降解低聚糖，可将果糖浆粘度降低26.2%。酶解最佳工艺条件为：酶解时间20h，强效糖化酶用量为600mg/kg，pH值4.0，酶解温度55℃。优化的果糖结晶工艺条件为：晶种添加量为2%，初始...
Flow-induced Crystallization of PB-1: Characterizing the Onset of Shish-kebab Formation
birefringence transmitted intensity flow-induced crystallization
2009/6/16
In this work, it is shown that optical techniques, more specifically birefringence and transmittedintensity measurements, provide an excellent tool to characterize the transition to
highly anisotropi...
High-Quality Poly-Si Crystallization Technology Based on Laser-Induced Melting and Resolidification Dynamics of Si Thin Films
Poly-Si TFT Laser crystallization Lateral crystal growth
2009/6/9
The liquid-solid interface motion and the temperature history of thin Si films during short pulse (< 30 ns) excimer laser annealing are observed by in-situ diagnostics. Substantial supercooling (> 200...
Application of CW Laser Crystallization for Display Devices
Poly-Si Thin film transistor Glass
2009/6/9
High-performance poly-Si TFTs were created using the diode pumped solid-state (DPSS) continuous-wave (CW) laser lateral crystallization (CLC) method through fabrication processes at no higher than 450...
Excimer laser based crystallization has become a workhorse in preparing poly-Si films for the manufacture of back plates for active matrix liquid crystal displays. Alternative laser techniques applyin...
Preface to Topical Papers on Crystallization of Silicon Using Laser Annealing and Its Application to Electronic Device Fabrication
Silicon Laser Annealing Electronic Device Fabrication
2009/6/9
Preface to Topical Papers on Crystallization of Silicon Using Laser Annealing and Its Application to Electronic Device Fabrication.
Protein Crystallization Using Short Pulse Laser
Protein molecule Crystallization Short pulse
2009/6/8
We investigated an effect of short pulse laser irradiation on protein crystallization in supersaturated solution. Effective crystallization of a protein molecule was confirmed by applying a femtosecon...