高分子链

高分子链构象性质和溶解性的MonteCarlo模拟

Monte Carlo Simulation on Conformation Properties and Solubility of Polymer Chain

高分子链构象统计中的MonteCarlo方法

Monte Carlo Simulation in Conformational Statistics of Polymer Chain

MonteCarlo方法研究多嵌段高分子链的形态

Monte Carlo study on chain shape of multiple block co polymer

高分子链与溶剂分子最短平均距离的~（13）cNMR测定法

A 13C NMR method for determining the shortest average distance between macromolecular chains and solvent molecules

磁性高分子链的磁性质和构象性质的MonteCarlo模拟

Monte Carlo study on magnetic and configurational properties of magnetic polymer chains

高分子链超声裂解新的MonteCarlo算法

A New Monte Carlo Algorithm of Polymer Undergoing Ultrasonic Degradation

二维HP格点模型中的紧密高分子链构象及其热力学性质的研究

Study of native conformations and thermodynamic properties of two-dimensional HP compact polymers

高分子链形状与尺寸关联的MonteCarlo模拟

Monte Carlo Simulation on the Correlations Between Shape and Size of Polymer Chains

嵌段共聚高分子链构象的MonteCarlo模拟

Monte Carlo Simulation on the Block Polymer Chain

条件概率与刚性近似下高分子链非格子模型的MonteCarlo模拟

A Non-Lattice Model with Conditional Probability for Monte Carlo Simulation of Conformational Statistics of Polyethylene Chain

其特征溶胀指数处于0.938~0.961之间，与松弛平衡扩散的特征指数n≥1相近，水分子扩散速率稍快于聚合物高分子链段的松弛速率。

The swelling index was between 0.938 ~ 0.961.It showed that the diffusion rate of water in the hydrogel slightly exceeded the relaxation rate of macromolecular chains .

然后通过x射线衍射图谱计算了无机介质的引入对高分子链间距离的影响；

Next , the interchains distance of the polymer was calculated by x-ray scatter , and found that the interchains distance was influenced by incorporated inorganic particles .

但在CAC之后，表面活性剂胶束随表面活性剂浓度X的增加而增大，并静态地吸附在高分子链上，形成表面活性剂/高分子聚集体。

After CAC , however , the size of the surfactant micelle increases and the static adsorption between polymer chain and micelles brings about .

结果表明：在溶液中SDS与PEG之间形成复合物，SDS以小胶束簇的形式结合在PEG高分子链上。

The results showed that a complex of SDS and PEG was formed with the binding of SDS on PEG molecular chain in a micelle form .

分别基于简立方格点和四面体格点模型对一端吸附在无限大平面的高分子链（平面接枝高分子链）的形状进行了MonteCarlo摸拟。

The shape of polymer chain on a simple cubic and a tetrahedral lattice , with one end absorbed by an impermeable wall , was studied with Monte Carlo technique .

P（St-MMA）聚合物在CDCl3溶剂中的核磁共振弛豫及高分子链运动

The study on NMR relaxation and the chains movement of P ( St-MMA ) Polymer in CDCl_3 Solution

采用二维HP模型用精确计数法和MonteCarlo方法研究了链长为N（≤22）的紧密高分子链的构象和热力学性质。

The native conformations and thermodynamic properties of compact polymers with chain length N ( N ≤ 22 ) are investigated by using exact enumeration calculation method and Monte Carlo simulation method employing the HP model .

采用一种非格子MonteCarlo模拟方法对描述单链高分子链构象变化的2个物理量进行了数值模拟。

The conformation of single polymer chain is studied by using an off-lattice Monte Carlo simulation , which involved the mean square radius of gyration and the mean square end-to-end distance of single polymer chain .

DSC、TEM和X射线衍射研究结果表明：力学性能的显著改善主要归因于串晶的产生、高分子链沿流动方向的轴取向和结构更加完善的球晶的生成。

DSC , TEM and X-ray diffraction investigations indicate the improvement in mechanical properties is ascribed to the production of shish-kebab crystals , the orientation of molecular chains along the flow direction and well developed spherulites .

当单体消耗至一定浓度时，生成n条高分子链，过滤掉不产生实际链结构的休眠态和活性单元，统计过滤后的链的链段分布情况和分子量分布。

When the monomer has been used up , many chains were generated , the dormant unit which did not produce the actual chain structure was filtered . The segment length distribution and the molecular weight distribution of the filtered chains will be statistics .

在动态MonteCarlo模拟的协同运动算法中，几个相邻的链节可以同时运动，这可以理解为高分子链中张力的作用引起的协同运动。

In the cooperative motion Monte Carlo simulation algorithm of polymer , several neighboring segments can move collectively . This may be interpreted as the local molecular motion arising from the tensile force in the polymer chain .

结论：HPAM发生降解的主要原因是HPAM通过油层孔隙孔喉时高分子链受到剪切和拉伸共同作用而断裂；

It is concluded that : the degradation of HPAM occurs mainly by the joint action of shear and tensile forces upon polymer chains in pore throats of reservoir strata ;

随着PPSA浓度的增加，高分子链束直径增大。

With the increasing of PPSA concentration , the diameter of molecular chain beam increased obviously .

通过MonteCarlo方法研究了多嵌段高分子链在稀溶液中的形态，考察了该分子链线团的形状随两种不同化学组分相互作用的变化，以及嵌段长度的变化情况。

The chain shape of multiple block co-polymer in dilute solution has been studied by using Monte Carlo method . Changes of the chain shape with variation of the interaction of two components along the chain and with variation of block length of the chains were examined .

临界聚集浓度（CAC）与临界胶束浓度（CMC）的比值CAC/CMC随高分子链长的增大和相互吸引作用的增强而减小。

The value CAC / CMC , ratio of the critical aggregation concentration ( CAC ) to the critical micelle concentration ( CMC ), decreases with the increase of the chain length and the interaction strength between the polymer chain and surfactant .

首次考察了共聚反应中两种单体均聚物的溶解度参数差（Δδ）与共聚高分子链序列标度（R1R2）之间关系。

The relationship between the solubility parameter of homopolymer and the degree of sequence of copolymer was investigated .

通过均方位移（MSD）和玻璃化转变温度分析了高分子链的运动性，发现加入无机介质破坏了高分子内微晶区，高分子链的运动性提高。

Polymer chain mobility was analyzed by mean-square displacement ( MSD ) and glass transition temperature ( Tg ), and found that incorporation of inorganic particles into PVA destroyed the crystalline in the polymer and increased the polymer chain mobility .

HPC-1是一种在丙烯酸型高分子链段上引入封闭型异氰酸酯而形成的含氟整理剂。讨论了HPC-1整理剂浓度以及与免烫树脂同浴、与丙烯酸树脂硬挺剂同浴的整理效果。

The finishing effect of fluorine-contained finishing agent HPC-1 with different concentration , and together with iron-free resin or acrylic acid resin in one bath was discussed .

而随着分子量分布变窄和高分子链中乙基序列的增加，HTHS粘度增加，增粘能力上升，CCS粘度稍有下降。

The result indicates that molecular weight increment makes both thickening power and viscosity at CCS and HTHS rise , narrower distribution of molecular weight and higher mole fraction of ethylene sequence in molecule make thickening power and viscosity at HTHS improve , and viscosity at CCS decrease slightly .

高分子链坍塌转变动力学过程的动态蒙特卡罗模拟

Dynamic Monte Carlo simulation of kinetic process for polymer collapse transition