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成核     
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  nucleation
     Protein Crystal Growth and Nucleation Observed by Atomic Force Microscopy (AFM)
     用原子力显微镜(AFM)进行蛋白质晶体生长及成核研究
短句来源
     Study on Dynamic Bubble Nucleation Mechanism in Cellular Plastics
     泡沫塑料动态成核机理的研究
短句来源
     FLUX GROWTH METHOD FOR YAG:Nd CRYSTALS AND LOCATED NUCLEATION TECHNIQUE
     熔盐法生长YAG:Nd和定位成核工艺
短句来源
     GROWTH OF LiNdP_4O_(12) CRYSTALS BY INDUCTIVE NUCLEATION METHOD
     诱导成核生长LiNdP_4O_(12)晶体
短句来源
     Electric Charge Influence on the Metastable Phase Nucleation
     电荷对亚稳态相成核的影响
短句来源
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  nucleating
     the dehydrate process between 703 K and 843 K is controlled by nucleating and growing with an activated energy of 198.89 kJ/mol,a pre-exponential factor of 2.458 5×10~(13) s~(-1).
     在703—843 K区间脱去1分子结构水,属于成核生长控制,活化能198.890 kJ/mol,指前因子A为2.458 5×1013s-1。
短句来源
     The decomposition reaction from 1070K to 1210K is LiMn2O4 (Cubic)→LiMn2O4-δ(Orthorhombic) +δ/2O2(g)(?) , which is controlled by nucleating and growing, and the activated energy is 204.16kJ/mol.
     1070-1210K的分解反应为LiMn2O4(Cubic)→LiMn2O4-δ(Orthorhombic)+δ/2O2, 过程属于成核生长控制,活化能为204.16kJ/mol.
短句来源
     According to the temperature of supercooling and superheating, the order of nucleating ability of nucleating agents: UCaCO_3-5La~(3+)>NA>UCaCO_3-10La~(3+)> UCaCO_3-1La~(3+).
     根据过冷温度和过热温度,成核剂的结晶成核能力大小顺序为UCaCO3-5La3+>NA>UCaCO3-10La3+>UCaCO3-1La3+。
短句来源
     The reaction from 1210K to 1473K is 3LiMn2O4_δ(Orthorhombic)→LiMnO2+ Mn3O4 + Li2Mn2O4+(l-3δ/2)O2 (g)(?) . Nucleating and growing is the key step of the process from 1210K to 1300K, and its activated energy is 185.61kJ/mol.
     1210-1473K的分解反应为3LiMn2O4-δ (Orthorhombic)→LiMnO2+Mn3O4+Li2Mn2O4+(1-3δ/2)O2,1210-1300K内的分解过程属于 成核生长控制,活化能为185.61kJ/mol,在1300-1473K内的分解过程属扩散控制,活化能为 208.74kJ/mol.
短句来源
     The parallel and separate palladium alloy nanowire arrays with equal composition and narrow diameters distribution with 8%15% Ni or 16%25% Ag can be obtained by nucleating at-1.5-1.4V for 51000ms and growing at-0.5-0.25V or-60-20μA/cm~2.
     在-1.5~-1.4 V电势下成核5~1000 ms,在-0.5~-0.25 V或-60~-20μA/cm2下生长可得到成分均匀的钯合金,线条尺寸均匀、连续、平行和分离的镍含量为8%~15%的钯镍合金纳米线和银含量为16%~25%的钯银合金纳米线阵列。
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  nucleate
     The results show that adding 0.04%Ti and 0.17%Zr can refine the grain to a certain degree. Joint addition of 0.20%Cr,(0.20%Mn) and 0.03%Ti has strong grain refinement effect. The refinement mechanism is that atom clusters containing minor Cr and Mn act as substrate of Al_3Ti particle,which nucleate α-Al.
     结果表明:复合添加0.04%Ti+0.17%Zr能在一定程度上细化7A55合金铸锭组织,复合添加0.20%Cr+0.20%Mn+0.03%Ti能够显著细化铸锭组织,其细化机理为含有Cr、Mn的原子团簇作为Al3Ti形核的基底促使-αAl成核;
短句来源
     (2)Pyrite cannot nucleate directly from solutions below 300 ℃,it can only form initially through sulfidation of a FeS precursor The rate equation of reaction between FeS and H 2S to form pyrite is of the second order;
     (2)低于300℃时黄铁矿不能从溶液中直接成核,而需初始地通过FeS先驱物的硫化生成,FeS与H2S反应形成黄铁矿的速率方程为二级;
短句来源
     A decreased size and narrowed distribution of SiO2 particles was obtained with the decrease of CNP-5 while keeping CH2O constant, which shows that whether or not each micelle can nucleate individually is a dominant factor for the particle numbers.
     降低NP-5的浓度,而保持H2O的用量不变,SiO2的粒径减小,粒度分布变窄,表明每个胶束能否独立成核是影响粒子数的主要因素。
短句来源
     When the conentration of H_2O is higher, the degrees of partial melting are higher and hydrous metasomatic phases (e.g, amphibole)nucleate, and the modal metasomatism occurs.
     当H_2O浓度较高时,部分熔融程度也较高,相应有含水相(如角闪石等)成核,出现矿物交代作用。
短句来源
     The results show the Mg(OH) 2 precipitations make aragonite nucleate heterogeneously and grow choicely needlelike;
     结果表明 :Mg(OH) 2 沉淀促使文石相碳酸钙异相成核 ,取向生长成针状 ;
短句来源
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  forming nucleation
     Carbide is an important kind of substrate material for making diamond film coated tools. The forming nucleation, the growth and interface characteristics of diamond film on carbide substrate affect its adhesive strength directly.
     硬质合金是制作金刚石薄膜涂层刀具的重要基体材料 ,金刚石薄膜在硬质合金基体上的成核、生长及界面特征直接影响其附着强度。
短句来源
     This paper studies the influences of Co content of carbide substrate on the forming nucleation, the growth and adhesive strength of diamond film by scanning electron microscopy, X-ray diffraction analysis, X-ray photo electron spectrum (XPS) and interrupted cutting experiment.
     本文通过扫描电镜、X射线衍射分析、X射线光电子谱 (XPS)及断续切削实验 ,研究了硬质合金基体含Co量对金刚石薄膜成核、生长及附着强度的影响。
短句来源
     The results show that the influence of Co content of carbide substrate on the forming nucleation and growth of diamond film is not great after acid picking treatment, but the influence on adhesive strength is too much.
     研究结果表明 ,经酸洗处理后 ,硬质合金基体含Co量对金刚石薄膜成核、生长没有太大影响。 但对其附着强度有很大影响。
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  nucleation
Based on discussions on the nucleation mechanism of particles in the polymerization system, the influences of monomer weight added dropwise, and amounts of initiator and emulsifier on the size and distribution of PS particles were investigated.
      
Isothermal crystallization kinetics of poly(trimethylene terephthalate) under the influence of self-seeding nucleation
      
The effect of self-seeding nucleation on the crystallization behavior of poly(trimethylene terephthalate) (PTT) was studied.
      
Differential scanning calorimetry (DSC) indicated that the crystallization temperature of PTT notably increased after self-seeding nucleation.
      
Self-seeding nucleation, leading to a decrease in active energy for crystallization and chain folding work, promotes the overall crystallization process of PTT.
      
更多          
  nucleating
The DSC results suggest that the mPE component shows a nucleating effect, and could increase the overall degree and rate of PTT crystallization, while the addition of a compatibilizer might slightly diminish these effects.
      
Restriction endonucleases from various bacterial strains displaying an ice-nucleating activity
      
Six strains containing site-specific endonucleases II were selected from a collection of 45 ice-nucleating bacterial strains isolated from rhizosphere of plants growing in various geographical regions.
      
The centrosome keeps nucleating microtubules but looses the ability to anchor them after the inhibition of dynein-dynactin compl
      
Asymptotic behavior of thermodynamic characteristics of nucleation on small macroscopic nuclei of soluble surfactants at their complete dissolution in a nucleating droplet is studied.
      
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  nucleate
Based on the experiments, it was found that heat transfer enhancement of the internally ribbed tube could postpone departure from nucleate boiling at the sub-critical pressure.
      
At supercritical pressure, the temperature difference between the wall and the fluid increased near the pseudo-critical temperature, but the increase of wall temperature was less than that of departure from nucleate boiling at sub-critical pressure.
      
A geometrical-probabilistic model according to which particles of a new phase nucleate on active centers and grow by the diffusion law is considered.
      
Upon heat treatment, Er3+ and Tm3+ nucleate the growth of nanocrystalline β-PbF2, which acts as a host for rare-earth ions.
      
Relations are suggested for the calculation of the front velocity depending on the degree of super-heating of liquid and on the heat flux density on the heating surface, as well as the condition of transition from nucleate to explosion boiling
      
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  forming nucleation
This finding suggests Ca2+ ions to interact with the tendon surface, most probably with the carboxyl functional groups of collagen, and subsequently forming nucleation centers for the crystals.
      
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