查询词典 atom

The possible encaging mechanism for added atom has been discussed.

同时研究了反应气体压力对碳管微观结构的影响。

Thus, if the faceting of Nb(111) can be induced. The performance of single atom Nb tip will be better than W tip in many applications.

因此若能在铌(111)的表面上产生皱化的现象，在各方面应用的表现上会比钨来的理想。

The adsorbate induced faceting can be used to fabricate single atom tip, which has applied potential for high resolution microscopy, field emission electron source, and ion source.

单原子针尖可以在高解析显微术及场发射电子源或离子源上有很好的应用潜力。

Results show that the less the Stark shift is, which will weaken the interaction between the field and atom, and the higher the fidelities of the three systems are.

结果表明，斯塔克常数越小，原子和光场的关联就越弱，系统、光场和原子的保真度就越大；平均光子数越大，原子和光场的相互作用就越强，系统和原子的保真度就越小。

We investigate time evolution of the fidelities for an interacting system between a cascade three level atom and a binomial state field.

本文研究了二项式态光场与级联三能级厚子相互作用系统中原子，光场和整个系统的量子信息保真度的时间演化规律，讨论了光场参数和失谐量对量子信息保真度的影响。

The fidelities of the atom, the field and the system are higher than those in the absence of the dynamic Stark shift when manipulating and communicating quantum information.

初始场强调制了原子、场和系统保真度演化的量子崩塌复苏周期，使场保真度演化中的振荡脉冲变窄。

On the other hand, we introduce fidelity amplitude that weighs the stand or fall of quantum information transmission result. The high fidelity and the low fidelity amplitude is, the better capability of information transition is. In this paper, pure quantum theory method was mainly applied to study fidelity evolution problem of some typical models of quantum optics, researches on fidelities of the interacting systems between field and atom have been studied deeply.

本文运用纯量子理论，研究了一些典型有意义的量子光学模型保真度演化规律，对光场与原子相互作用的保真度演化特性作了较深入的研究，并引入描述量子信息传输性能好坏的另一个物理量保真度振幅，保真度越高，保真度振幅越小，系统的保真性能越好。

Then we use atom-force microscope technology under the mode of pereussing to observe the character of the flocculated colloid.

采用云母片吸附的方式，较好地捕捉到了克隆菌FC2产生的絮凝体的微观结构，并采用轻敲模式下的原子力显微成像技术，对其吸附高岭土悬浮液形成的絮凝体的微观形貌进行了观测。

Due to the special properties of fluorine atom, fluorinated organic compounds are widely used in the design of bioactive molecules.

由于氟原子特殊的物理、化学性质，含氟有机物在药物及生物活性分子的设计等方面有广泛的应用。

Chiral nonracemic fluoro-organic molecules with a fluorine atom on a stereogenic center are readily prepared via chiral electrophilic fluorinating reagent-mediated enantioselective fluorinations, substrate-controlled enantioselective electrophilic fluorinations, chiral metal complexes and asymmetric catalyst—directed catalytic enantioselective fluorinations.

高光学活性的手性氟化物可通过手性亲电氟化试剂诱导的立体选择性氟化反应，基于底物的手性氟化反应以及手性催化剂诱导的不对称催化氟化反应等来制备。

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％。