量热

The chemical composition and the structure of nanometer-size PS particles wese studied carefully by differential scanning calorimetry,thin-layer chromatography,solubility measurement,infrared spectrum etc.

采用溶解溶胀法、红外光谱、差示扫描量热分析、薄层色谱分离等测试手段对所制备聚苯乙烯粒子的化学组成及其结构进行了研究。

The development of four standard reference materials used for calibrating differential scanning calorimeters and the results obtained are introduced.

介绍了四种差示扫描量热仪温度标准物质的研制过程及所取得的研究成果。

By adjusting the amount of esterifying agent, SP with DS 0.02~ 0.09 can be prepared easily while RE is about 60%~ 70%.

然后，用红外光谱、扫描电镜、X-射线衍射、差示扫描量热分析及淀粉-碘复合物吸收光谱分析对木薯淀粉磷酸酯的结构进行表征，并对产品糊的理化性质进行研究。

It is evaluated the oxidation properties of 6 hydrogenated base stocks and 5 antioxidants by pressure differential scanning calorimetry .

用加压差式扫描量热仪评价了6种加氢基础油和5种抗氧剂的氧化性能，以克拉玛依石化公司生产的基础油氧化稳定性好。

The mechanisms for AP of the main compositions of composite propellants with additives such as ammonium oxalate, strontium carbonate and AO/SC were studied by FTIR and DSC.

采用傅里叶变换红外吸收光谱和差示扫描量热法研究了草酸铵，碳酸锶及复配的草酸铵/碳酸锶等添加剂对复合固体推进剂主要组分高氯酸铵的作用机理。

The membranes were characterized by X-ray diffraction, Fourier transform infrared, Scanning electron microscope, Transmission electron microscope, Differential Scanning Calorimetry and contact angle meter, and their swelling and sorption properties, diffusion properties, and pervaporation properties were investigated systematically.

利用X一射线衍射、红外光谱、扫描电镜和透射电镜、差示扫描量热仪以及接触角分析等手段对膜的微观形态进行表征，系统研究了膜的溶胀吸附、扩散以及渗透蒸发性能。

Experimentally determined per prEN ISO 1716:1998, at constant volume in a bomb calorimeter.

根据prEN ISO 1716：1998，通过在爆炸量热器中的恒定容量来计算

The constant volume combustion energies of the complexes were determined by RBC 1 type rotating bomb calorimeter. The standard enthalpies of combustion and standard enthalpies of formation were calculated for these complexes.

使用RBC-1型转动弹量热计测定了几个系列配合物的恒容燃烧能，计算了它们的标准燃烧焓和标准生成焓，同时发现了其中的&三分组效应&和&四分组效应&。

Chemically pure elemental Al and CuO powder with an Al mass percentage of 20, 35, 57, 70 and 85 were milled respectively. The ball milled powders were analyzed by X-ray diffractometry and differential scanning calorimetry. When the amount of Al was under 20%, the reduction occurred only. When the amount of Al exceeded 20%, besides reduction, the synthesis reaction occurred simultaneously.

对Al含量在20%～85%范围内的Al/CuO进行高能球磨，采用X射线衍射进行物相分析，并对Al含量分别为20%和75%的试验分析了物相随研磨时间的变化，做了差示扫描量热分析，对比研究了固态还原反应与固态复合反应过程的异同。

XRD results indicated the formation of aluminates on the supported samples calcined at high temperatures, which prevents the transformation ofγ-Al〓O〓 toθ-Al〓O〓 and α-Al〓O〓.

吸附量热结果表明，600℃焙烧的6％K〓O/γ-Al〓O〓具有很强的碱性，且表面积达到160m〓/g，为很好的固体碱催化剂。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。