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- dielectric constant of vacuum constant 直空介电常数
- The dielectric constant of the film with an EOT of 2.0 nm is 14.4. 通过C-V特性的测试,薄膜表现出14.;4的介电常数和2
- dielectric constant of vacuum [化] 真空介电常量
- The error of prediction for the dielectric constant of flour using the disk model is less than 1.3%. 利用碟状模型对面粉介电常数的分析结果之误差小于1.;3%25。
- A cascade network decomposition method for measuring the complex dielectric constant of mushy materials is proposed. 摘要提出了测量糊状物质复介电常数的级联网络分解法。
- The experimental results show that the dielectric constant of the crude oil reac... 为在线监测原油的流动性提供了一条实用化途径。
- The dielectric constant of SBTN ceramics decreases and the Curie temperature drops to the room temperature with increasing content of La2O3. 随着La2O3掺杂量的增加,SBTN陶瓷的介电常数下降, 同时居里温度下降到室温附近。
- When the composites were exposed to saturated vapor, maximal responsivity of the composites decreased with increasing dielectric constant of solvent. 复合材料在饱和溶剂蒸汽中的最大响应随着溶剂的介电常数的增大而减小。
- The DLVO theory discloses effect of dielectric constant of organic reagent and steric hindrance effect is the main factors for nucleation. 通过DLVO理论分析表明,有机试剂的介电常数以及空间位阻效应是影响晶核形成的主要因素。
- Above Curie poi nt,the dielectric constant of PZST antif erroelectric ceramics obeys Curie-Weiss Law,Cruie-Weiss constant reachs the orde r of 10 5 K. PZST反铁电陶瓷的介电常数在居里温度以上服从居里 -外斯定律 ,居里常量为 10 5 K以上。
- In this paper, the authors have simulated the change rules of dielectric constant of BTO/LAO superlattice with different stack periodicities under different relaxation time. 作者模拟计算了不同弛豫时间对不同层状周期结构的BTO/LAO超晶格介电性能的变化规律;
- If the dielectric constant of PVDF is smaller than that of diluent, PVDF molecules crystallize difficultly in the diluent due to the repulsive interaction. 当PVDF介电常数小于稀释剂的介电常数时,PVDF分子间有一定的斥力效应,PVDF分子结晶困难。
- In this system good regioselectivity can be achieved mainly because of the existence of a porous support and the low dielectric constant of the reaction media. 一定条件下该硝化剂具有较好的反应位置选择性,这一是由于反应介质低的介电常数,二是多孔载体也具有明显的作用。
- The electric thickness of the radome is an important electromagnetic performance index, determined by the geometric thickness and the dielectric constant of the material. 电厚度是天线罩重要的电性能指标,其与几何厚度和材料的介电常数有关。
- The binding mechanism and recognition ability of the molecular template polymer were explored by the ultraviolet spectrometry, the scatchard analysis, the effect of dielectric constant of media and the experiments of analyte selectivity. 通过Scatchard分析、介电常数的影响、分析物选择性实验和聚合前溶液的紫外光谱研究了模板聚合物的结合机理和识别特性。
- When doped with Li2O, the maximum dielectric constant of this material is 28640, which is higher than that of pure PMN-10PT, while the degree of frequency dispersion and DPT are decreased. 经研究发现;当掺入Li2O时;材料的峰值介电常数为28640;大于纯PMN-10PT;而频率色散和弥散相变的程度都变小.
- The theoretical results on far-infrared absorption in small metal particle-insulator composite and the dielectric constant of oil/water two-phase random composite system are in good agreement with experimental data. 用该理论分析了金属微粒绝缘介质的远红外吸收和油水两元混合物的有效介电常数,与实验结果比较符合。
- Mott-Schottky analy?鄄sis showed that the hydrogen protons could enhance the dielectric constant of the passive film and account for the increase in capacitance and carrier density of passive films. 同时,氢促使钝化膜的介电常数增大,空间电荷电容增大,载流子密度增加,从而降低了钝化膜的稳定性。
- In addition, the existence of nano-Al2O3 particles and its nanophase could restrain the relaxation response of the polymer molecular chain and reduce the dielectric constant of the nanocomposites. 此外,纳米Al2O3粒子的存在及其相畴的形成还可以抑制大分子链的松弛响应,降低了材料的介电常数。
- With the increase of the concentration of CeO2, the room-temperature dielectric constant of the ceramic decreased, but CeO2 was helpful to improve the TCC curve in the negative temperature area. 随着CeO2含量的逐渐增加,陶瓷的室温损耗值呈现出单调递减的趋势,CeO2的加入可以有效改善负温区的容温特性。