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1)  root mean square radius (RMS)
根均方旋转半径
2)  mean square radius of gyration
均方旋转半径
3)  RMS radius
均方根半径
4)  z-average radius of gyration
平均旋转半径
1.
Results indicated that the weight-average molecular weight (Mw), z-average radius of gyration (rz) and polydispersity index could be obtained using the Berry extrapolation method with a third-order polynomial fitting.
结果表明:采用Berry法三阶拟合可推导得出淀粉绝对分子质量及其分布、平均旋转半径(rz)、多分散系数。
5)  mean-square radius of gyration
均方回转半径
1.
The obtained characteristic ratio of mean-square radius of gyration and its temperature coefficients for the long Poly(dimethylsilylene)chains with side groups approach the asymptotic value of 2.
得到其长链分子的均方回转半径的特征比和温度系数分别趋向于稳定值2。
2.
The improved calculations of the mean-square radius of gyration and its temperature coefficient are developed to study the configuration-conformation statistical properties of polyitaconate with the large side groups based on the rotational state scheme and the pseudostereochemical equilibrium method.
利用旋转异构态模型和伪立体化学平衡统计方法,得到考虑侧基的均方回转半径及温度系数的改进公式,研究典型的大侧基聚衣康酸酯链的构象和构型性质。
3.
By means of the improved rotational isomeric state model and method, the dependence of mean-square radius of gyration on molecular weight M was estimated (/M) 0.
用改进的旋转异构态模型和计算方法 ,研究聚丙烯链均方回转半径〈S2 〉与分子量 M的关系 ,经计算 (〈S2 〉/M) 0 。
6)  radius of the root-mean-squared of relative-distance
相对距离均方根半径
补充资料:均方旋转半径
分子式:
CAS号:

性质:将柔性高分子链中每个链段的质量中心看作为质点,整个分子链也具有质心,其定义式为,这里mi是第i个质点的质量,ri是由第i个质点到质心的矢量。均方半径则定义为这里z为质点总数,即高分子链中的链段数。对于高斯线团,均方末端距与均方半径的关系可证明为,这里丽为高斯链的均方末端距,下标零表示对高斯链而言。

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