极化

But the second-order nonlinear susceptibilityχ{(2) of CNDS/PMMA isimproved compared with that of DANS/PMMA.

但实时SHG表明， CNDS/PMMA极化掺杂聚合膜的二阶非线性系数χ(2)较DANS/PMMA极化聚合膜的大。

The changes are a result of the spin-polaried injection of Co and the magnetic filed effects, both of which increase the fraction of siglets among the total excitons, and the former one is primary.

效率的增强是Co的自旋极化的注入和磁场效应共同作用的结果，其中自旋极化注入起主要作用。

This invention relates to a circular small UHF antenna with high dielectric constant and its processing method, among which, the UHF antenna characterizes that 1,it is composed of a radiation plate, a feed point and a medium chip, 2, the radiation plate is closely adhered to the top surface of the medium chip, the bottom surface is the metal ground face, the chip and the radiation plate is rectangle or square, 3, the feed point is at the 1/3 place of the diagonal line of the rectangular or square radiation plate apart from the top point.

本发明涉及一种高介电常数圆极化小型超高频天线及其制作方法。UHF天线特征在于(1)所述的超高频天线是由辐射贴片、馈电点和介质基片组成；(2)辐射贴片紧贴在介质基片的上表面，介质基片的下表面为金属接地面；介质基片和辐射贴片呈矩形或正方形；(3)馈电点位于矩形或正方形的辐射贴片的对角线离顶点的1/3处。其制作方法是采用ε≥38高均匀性陶瓷基片，再结合丝网印刷技术完成厚膜焙银后形成辐射贴片，然后再圆极化。具有制作工艺成熟、体积小及使用灵活等特点。

The current decay of CO oxidation at Pt SPE gas sensing electrode in short time scale has been studied.

对短时间内Pt－SPE气敏电极上CO氧化电流的衰退现象的研究表明，Pt表面无CO吸附态情况下，衰退主要与电极阳极极化后Pt表面氧化程度加深有关；采用动电势扫描法可使电极对CO氧化的催化活性基本恢复，但随着电极的进一步极化，衰退仍会继续。

The productivity of the polymers is higher under a plasma environment with higher ionization, higher polarization of neutral gas, lower environment temperature and less permittivity.

低温等离子体的离化率越高、中性气体被极化时的极化半径越大、环境温度越低以及介电常数越小，聚合物的生成能力越强。

Based on geordie coefficient, we measure the diversification of the urban system spatial polarization degree of Northeast China in different period by referring the model of polarized index which is used widely abroad or designing a new on the base of this.

以基尼系数为基础，引用国际上应用较多的或在此基础上设计新的&极化指数模型&，用以测定不同时段东北地区城镇系统的空间极化程度的变化。

Based on the 10060 Λ hyperons candidates events selected by us in 27. 6GeV longitudinal polarized e〓 deep inelastic scattering on unpolarized fixed proton target at HERMES, the spin transfer from fragmented u-quark to Λ hyperons, S〓, is measured.

本论文利用HERMES实验装置上的27.6GeV纵向极化正电子束与固定不极化质子靶的深度非弹散射的实验原始数据，重建了10060个Λ超子候选事例，对该过程中核子内被撞击的u夸克在碎裂过程中转移到Λ超子的自旋S〓进行了分析。

Dynamics theory of ferroelectric polarons, which was developed from the shielding theory of ferroelectricity, is used to explain the polarization switch of ferroelectricity.

在铁电屏蔽理论的基础上发展铁电极化子动力学理论，用来解释铁电体的极化反转现象。

Self-trapped states, such as spin polarons as well as spinless bipolarons are assumed to be the main carriers in organic semiconductors.

假设自旋极化子和不带自旋的双极化子为有机半导体中的载流子。

From the calculation, it is found that polarons are the effective spin carriers in spin dependent injection and transport in organic semiconductors.

通过计算发现，极化子为实现有机半导体中电流极化注入和输运的有效自旋载流子，即使它只占总载流子很少一部分。

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％。