最后用DSC进行检测,考察了柔性链上碳原子数对介晶相态、清亮点温度和相转变温度的影响。
The influence of the number of carbon atoms in flexible spacer on their mesomorphic state, clear temperature, phase-transition temperature is studied by using of DSC.
利用微波吸收介电谱检测技术测得了还原增感立方体氯化银微晶光电子衰减随增感条件的变化规律。
The decay rule of photoelectrons in sensitized cubic AgCl microcrystal is obtained by microwave absorption dielectric spectrum detection technique.
侧链介晶基元受磁场的诱导取向对分子主链运动的影响为非线性效应。
The magnetic field induced orientation of side chain has a nonlinear effect on the motion of main chain.
主要包括其合成方法和刚性介晶基元接枝到纤维素及其衍生物大分子链上以后对其液晶性质的影响及可能的理论解释。
The synthesis and the effect of the molecular structure on the liquid crystalline property were discussed when the mesogenic unit was grafted on the backbone of cellulose and its derivatives.
用正电子湮没寿命谱研究了手性丙烯酸酯侧链液晶共聚物分子主链与介晶基元侧链的运动行为及相互作用。
Motional behaviour and interaction between main chain and side chain of mesogenic moiety of liquid crystalline copolymer were studied by positron annihilation lifetime spectroscopy.
热稳定性好、比表面积高、孔壁晶化较好的蜂窝状金属氧化物介孔材料在催化、吸附与分离、传感器等领域有着潜在的应用价值。
Worm_like mesoporous metal oxides with thermal stability, large surface areas and semicrystalline frameworks have a prospect for using in catalysis, sensors, adsorption and separation, etc.
通过接枝反应合成了一系列侧链含联苯类介晶基元的聚醚型树脂,并对合成工艺进行了探讨。
A series of polyether resins with pendent biphenyl mesogenic groups were synthesized, and the synthetic technics were discussed.
研究了有晶种层的PLZT薄膜的结晶温度及介电性能。
The crystallization temperature and dielectric properties of PLZT thin films with PLT seeding layers were investigated.
两组对称倾转晶界的计算机模拟结果表明,介稳结构的多重性确实可根据结构单元模型加以预言。
Two sets of computer calculations of symmetrical tilt boundaries are presented and it is shown that the calculated multiplicity of metastable structures is readily predicted by the structural model.
半导体纳米晶由于量子尺寸效应和介电限域效应使它们具有独特的光致发光性能。
Semiconductor nanocrystals have unique optical and electrical properties, due to quantum size effect and dielectric confinement effect.
另一些对于晶圆片级半导体的弱电流测量则通常与介电材料(氧化物或化合物)的质量有关。
Other typical low current measurements on wafer level semiconductors are related to the dielectric, either the oxide or compound quality.
通过三个体系的比较,PLMN -PZT四元系材料适中的四方度、晶粒尺寸及晶界处锰的析出是它具有良好压电、介电性能的结构基础。
Their piezoelectric and dielectric properties relate to the structure characters such as suitable tetragonality, moderate grain-size and Mn ions distributed on the grain boundary.
通过三个体系的比较,PLMN -PZT四元系材料适中的四方度、晶粒尺寸及晶界处锰的析出是它具有良好压电、介电性能的结构基础。
Their piezoelectric and dielectric properties relate to the structure characters such as suitable tetragonality, moderate grain-size and Mn ions distributed on the grain boundary.
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