hydrogen bond

Hydrogen-bond states on cellobiohydrolase ⅱ ( CBH ⅱ) of trichoderma viride were analysed by laser Raman spectroscopic method used to reveal molecular normal modes of vibration character.

运用能够揭示蛋白质分子基团振动特征的激光拉曼光谱分析技术，对绿色木霉纤维素酶中的CBHⅡ在固态以及两种pH值的液态中酶分子内的氢键状态进行了分析。

So, this phenomenon also indicated that the intermolecular hydrogen bond was important for resonance enhancement.

因而, 这个现象也正好表明分子间氢键的形成对于共振增强是重要的.

The active area of ENOLASE will potentially exist multi-hydrogen bond of donor and acceptor.

ENOLASE烯醇酶活性中心存在多个潜在的氢键给体和受体.

Hydrogen bond interaction exists in the blends.

共混物中POM与 COPA分子间存在氢键作用.

By means of the equation the formulas for calculating the enthalpy and entropy change of the hydrogen bond dissociation have been established.

本文还进一步从导出的热力学方程出发，建立了计算氢键解离热焓和熵变化的公式。

It implied that the hydrogen bond played an important role in depressing the energy of reaction.

其中氢键在降低反应的活化能方面起了重要的作用.

Results suggested that the four-membered ring of nopyl acetate cleaved first, then hydrated. Other products were mainly obtained from epoxidation of the double bond, and further oxidation of tertiary hydrogen on C_ (-1) and C_ (-5).

对反应产物的分析结果表明：反应主要是四元环开裂，并进一步水合，另外伴有少量双键环氧化的产物，这些环氧化的产物还可进一步在C-1和C-5处发生叔氢氧化。

Results One MH was entrapped by two MAAs in methanol through hydrogen bond.

结果表明在甲醇中1个抑芽丹与2个甲基丙烯酸通过氢键形成复合物.

In MR-LDHs, interlayer guest adopt-layer arrangement and effect with host through electrostatic force and hydrogen bond.

插层结构体系中存在主体 - 客体 、 客体 - 客体的相互作用,其中甲基红阴离子通过静电力和氢键与LDHs层板相互作用,在层间呈双层排列.

The bonding models of large π bond, hydrogen bond, HOMO and LUMO are discussed.

讨论了大π键, 氢键, 最高占据轨道及最低空轨道的成键图像.

At 0.9, 1.0 and 1.1 g/ cm3, the tetrahedral arrangement of hydrogen bond is gradually constructed by oxygen atoms with decreasing temperature.

在密度为0.9,1.0和1.1g/cm~3时，随温度降低，在氢键的作用下，氧原子之间慢慢形成四面体结构。

These properties are due to a unique kind of a bond known as the hydrogen bond.

这些特性的存在是由于一种独特的结合力,即人们所知道的氢键.

A theoretical approach to the hydrogen bond strength distribution in polyurethanes

对聚氨酯中氢键强度分布的理论探讨

The energy of the hydrogen bond is largely electrostatic in origin.

氢键的能量从本质上说主要是静电.