活化能

According to the change of the kinds of elements content in slag, F in slag volatilizes in the form of KF and NaF, KF volatilizes much more easily than NaF, KF plays a leading role in the F volatilization, theoretical analysis shows that the saturation vapour pressure of KF in the test slag is 31. 4 times of NaF; when F content is far more than K, KF volatilization is first order grade reaction, it is dominated by K content, the apparent activate energy is 275. 30KJ/mol.

4依据对含氟熔渣中高温条件下（1450℃、1505℃）的各种元素含量的变化情况，发现氟在熔渣中是以碱金属氟化物挥发，并且，KF比NaF具有更好的挥发性，在氟的挥发中占主导地位，理论研究也证明，在1505℃试验组成的熔渣中，KF的饱和蒸气压是NaF的31.4倍；在含氟量远大于钾含量的情况下，KF挥发为一级反应，受钾浓度控制，其表观活化能为275.30KJ／mol。

B〓C coating possessed 4% of porosity, 12. 8Gpa of bonding strength, 28Gpa of microhardness, and its modulus is up to 230Gpa. It would provide a kind of coating material with excellent properties for many industrial fields.(2) The phase composition of B〓C coating was studied by XPS, XRD and EDS. It was found that: the oxidation activity energy of B〓C powder and coating is different, which is due to the difference of phase composition between them.

用XPS、XRD和EDX研究了碳化硼涂层的相组成，发现碳化硼粉末在涂层形成过程中不可避免的存在分解；比较了碳化硼涂层和粉末在高温下的氧化行为，发现涂层的氧化活化能比粉末要低，这是由于涂层和粉末相组成不同所造成的。

The tests of parasitic conduction current and TSC to polyimide used in inverter-fed motor have been done.

通过TSC曲线可以比较方便地研究介质材料中偶极子和可动离子的性质，准确地测量介质材料的活化能ΔE、以及弛豫时间τ等微观参数，近年来得到了人们广泛的重视[5-7]。

heological properties at a low shear rate range(10-2-10s-1) and the glass transition temperatures for PEK-C with different moleCular weithts have been studied by using a cone/plate rheometer and DSC' The activation energy for melt flow increases with Mw The dependence of Tg on molecular weight exhibits two linear range and the value of nitersect agrees with the critical molecular weight , Mc' which is first reported for PEK-C' Mc value obtained according to η0 is about 8× 104 g/mol and the relation between Mc and temperature was dis-cussed.

用锥权流变仪及DSC的方法研究了5种不同分子量的酞侧基聚芳醚酮在低剪切速率区（10－2－10s－1）的流变行为及其分子量与玻璃化转变温度的关系。结果表明，样品的粘流活化能随分子量的增加而增大，Tg随分子量的变化是二个线性区，其交点值与所求的样品的临界分子量值相对应。利用测得的零剪切粘度值（η0）首次求得了PEK—C的临界分子量值。同时也讨论了Mc与温度及η0和Tg与分子量的关系。

In comparison with cisplatin, decreased activation energies were obtained.

与顺铂比较，发现活化能降低了。

The higher performance of reaction and decoking. were obtained in the GOC processes, as compared with their pyrolysis processes.

实验结果表明，O2的存在降低了正癸烷GOC反应的活化能，使反应在较低的温度下具有高的反应性能；O2同时起到消除积炭的作用，提高体系的抗积炭能力。

This desiccant has a disadvantage as being agglomeration after regeneration.In addition, mechanism of moisture adsorption of corn hull desiccants. By the phenomena of adsorption and calculative activation energy, the mechanism of moisture adsorption was validated.

另外，本文对玉米渣皮干燥剂的吸附机理进行了探讨，并通过玉米渣皮干燥剂吸水过程中所表现出的性质和吸附活化能的计算结果对吸附机理进行了验证。

The results show that in the sintering process of clinker more La and Ce are distributed in the silicate phase, which form into solid solution with it ; The dopping effects of La and Ce induce the aberrance of stress field of diffusive medium, which decrease the activation energy of particles diffusing, and accelerate particles diffusing during the solid state reaction.

结果表明，稀土元素La和Y在熟料煅烧过程中更多地分布在硅酸盐相中形成固溶体；稀土离子的掺杂作用，导致扩散介质中应力场的畸变，降低了质点的扩散活化能，从而对固相反应中的质点扩散起促进作用。

The results show that transition temperatures of eight wheat gluten doughs are 52.6～58.5℃; between the temperature of 0.1℃ and 40℃, apparent activation energy, which is 4602.57～6511.16 J/mol, are calculated out according to time-temperature superposition method. Fitting in both Arrhenius and WLF modes generates the identical master curves.

试验表明：面筋蛋白转变温度在52.6～58.5℃间；0.1～40℃间，频率扫描下，时间-温度叠加法算出20℃时表观活化能在4602.57～6511.16 J/mol间，不同样品间有较大的差异；Arrhenius模型和WLF模型在拟合面筋系统叠合曲线的效果上一致。

The catalytic reaction was first-order for both Ir and methyl blue with the apparent activation energy of 51.14 kJ/mol.

该催化反应对铱和甲基蓝分别为一级反应，其表现活化能为51.14 kJ/mol。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。