掺杂

The third collector layer has a higher doping concentration than the second collector layer in such a way as to be located between or sandwiched by the first collector layer and the second collector layer.

第三集电极层具有比第二集电极层高的掺杂浓度，被第一集电极层和第二集电极层夹在当中。

The electronic and optical properties of blende phase ZnS systems doped with 3d transition metal ions were studied by the first-principles method based on density functional theory. The density of state, band structure, and absorption coefficient were calculated.

采用基于密度泛函理论的第一性原理方法对掺杂不同3d过渡金属元素的闪锌矿型ZnS系统进行了研究。

A little hamlet , whose roofs were blent with trees , straggled up the side of these hills .

房顶和树掺杂着的小村落，散布在山的一边。

In this thesis, we investigate theviability and electronic properties of ultrathin carbon naontubes, aswell as carbon nanotubes doped with boron and nitride atoms usingfirst-principles method which is based on Density Function Theory.

基于密度泛函的第一性原理，本文研究了小管径碳纳米管的稳定性和电子性质，并探讨了硼和氮掺杂对碳纳米管性能的影响。

There was a new defect lev- el below the bottommost of CBs when one O vacancy was introduced.

由于空位掺杂，导带底附近的态密度发生了畸变，刚性能带模型不再适合描述SrTiO_(2.875)体系。

The purpose of this research is to develop a kind of nano-based water repellent agent. By doping nano material appropriately, the water repellent agent may be able to increase the waterproof level of the boxboard effectively and also able to strengthen the boxboard.

本研究的目的是研制奈米级的拨水剂，藉由适度掺杂奈米材料，使拨水剂能有效提高防水效果，并提高纸板本身的强度。

These changes indicated that the doped oligoanilines followed the "BQ four ring derivatives model".

这些变化表明苯胺低聚体的掺杂符合"BQ四环变体模型"。

The result is an odd combination of bravura[2] writing, clear and original insights, and incoherence.

他的截稿时间似乎都是根据电视节目安排而确定的（这本书有关的节目将在6月19日英国四频道播出），而与研究或思维进程无关，结果导致精彩的著述、清晰独特的视角以及杂乱无章的文法奇怪地掺杂在一起。

RD results showed that the silver ions doping could inhibit the formation of brookite TiO〓 to some extent.

PS研究表明，银离子掺杂前后，催化活性的变化与其表面的低价钛离子缺陷的浓度变化密切相关。

Dopant Sb enhances the crystallization rate of the TiO2 from amorphous to brookite and anatase phase.

掺杂Sb提高了TiO2由无定型向板钛矿和锐钛矿转变的速率。

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％。