查询词典 chiral

It is found by solving the self-consistency equa tion that, at zero chemical potential and finite temperature the chiral phase transition is of second order, while both at finite temperature and density and at zero temperature finite density this transition is of first order.

通过求解序参量所满足的自洽方程，其结果表明：在零化学势有限温度情况下，有二级手征相变发生；对于有限温度和密度以及零温有限密度两种情况，手征相变为一级，并且其转变温度或密度与费米子所处的初始相有关，即从破缺相到正常相的转变温度或密度不同于从正常相到破缺相的转变温度或密度。

This thesis is concerned with the chiral generation in the process of crystallization for two-component molecular crystals composed of chloronitrobenzoic acids with aniline derivatives.

本文研究了由氯硝基苯甲酸与各类胺的衍生物所形成的双分子晶体在结晶过程中产生手性的原因。

It is concluded that the 3rd nearest neighbors can not be neglected for the band structures of small-diameter and small-chiral-angle SWCNTs.

因此，第三邻近原子在奈米碳管的能带计算中不可忽略，特别是对於小半径、小角度的奈米碳管。

In the Chapter One, we found the reason that led the decomposition of Betti Base 1 in the process of chiral resolution and an efficient resolution procedure was developed using acetone as the solvent.

我们发现了外消旋Betti碱1在拆分中发生分解的原因，并开发出一条以丙酮为拆分溶剂的拆分方法，经过对各种条件的优化，在以50克的拆分规模上，Betti碱1的拆分化学收率达到84％，光学收率达到99％ee。

They have been used as chiral catalysts in the asymmetric addition of diethylzinc to aldehydes.

将1和2作为有机催化剂，用于催化二烷基锌和醛的不对称加成反应。

The second part of the experiment of which ASBHP is able to measure the optical rotation angle of a chiral medium in liquid is conducted.

论文第二部分则以相同光学架构，量测右旋葡萄糖溶液的浓度，溶液中的旋光性正比於在溶液中溶质的量。

On the other hand, from the other test of a chiral sol-gel containing the griseofulvin within TEOS solution produced by the second manufacture method, it indicates that when the concentration of griseofulvin is 0.014g/ml, the average relative error of the measured rotation angle is 8.82

而制程二实验含灰黄霉素TEOS凝胶，当灰黄霉素浓度为0.014g/ml，旋转角平均相对误差为8.82％。

Malate dehydrogenase is an essential enzyme in TCA cycle. And it can be used in the separation of D-malic acid, which is an important chiral 4-carbon dicarboxylic acid in pharmaceutical industry.

苹果酸脱氢酶(Malate dehydrogenase，MDH)是生物体三羧酸循环中的一种关键酶，在药物生产过程中利用其催化特性可实现DL-苹果酸的拆分，从而得到D-苹果酸这种重要的手性碳源，具有较高的经济价值。

Different constitutive relations of generalized circular polarization in chiral media by using Maxwell's equations are discussed.

讨论麦克斯韦等式下广义圆极化在手征性媒体中的不同的本构关系。

According to the result of asymmetric Diels-Alder reaction of phenyl-sulfonyl a , P-unsaturated ketones and cyclopentadiene catalyzed by chiral Titanium catalysts and the structure of crystal, we discussed the mechanism of asymmetric Diels-Alder reaction.

根据苯磺酞基取代的a，p一不饱和酮与环戊二烯在钦手性金属催化剂存在下的不对称Diels一Alder反应的结果以及我们测得的单晶结构，初步探讨了不对称催化Die1S一Alder反应的机理。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。