碳化

And the calculating results show that the titanium carbonitride s undissolved or precipitated at high temperature are very similar to the pure TiN.

根据相关热力学理论，提出了钛微合金钢中钛、碳、氮元素在奥氏体中的平衡固溶量及平衡沉淀析出的碳氮化钛的化学式系数的理论计算方法，对典型化学成分的钛微合金钢进行了理论计算并对计算结果进行了分析。

The reaction takes place as soon as 3a is dissolved in solution. With the presence of a tethering terminal vinyl group bound to the vinylidene ligand, the [2+2] cycloaddition of two C=C double bonds readily occurred.

当有一乙烯基键结在丙二烯基上，分子内的两个碳碳双键会马上发生[2+2]的环化加成反应。

By developing the spV tight-binding model, we study the band spectrum feature of the cagelike structure such as carbon clusters, carbon nanotubes, BN nanotubes in this thesis.

本论文发展sp~3s~*紧束缚模型，着重研究笼状纳米结构如碳巴基球、碳纳米管、纳米氮化硼管的能谱特征。

It was found that the condensation could be completed within 24 hours at 60°C in a solution containing 10mg CAWs, 20mg 2-aminoethyl mercaptan, 10mL CH2Cl2, 1 mL triethyl amine and 0.2g DCC (N, N'-dicyclohexyl carbodiimide).

实验结果表明：10mg经浓硝酸氧化处理过的碳原子线在含有20mg巯基乙胺、10mL CH2Cl2、1mLN3、0.2g DCC的液相反应体系中，60℃温度下作用24h可完成缩合反应，生成巯基化碳原子线。

In joins in the cobaltous acetate resultant besides nano-carbonball, has tubular of matter the minority head harness metal. Adds response the formic acid nickel to be possible to obtain the particle size comparatively greatly to have the carbon-encapsulated. The Co3B obtained resultant shape not to be more irregular also to have the carbon-encapsulated.

当加入醋酸钴反应时，产物中除奈米碳球外，还具有少数头戴金属钴之管状物质；而加甲酸镍时，则可得到较大粒径具有包覆现象之奈米碳球；然而加入硼化钴所得反应产物形状较不规则且具有包覆之奈米颗粒。

CO is used to produce formate,formic acid and oxalic acid by reacting with alkaline,in which the CO usually from coal vaporization is replaced by the CO from tail gas of yellow phosphorus production,by-reaction between thermal phosphoric acid and formate or oxalate to produce formic acid or oxalic acid,and by product dihydric phosphates.

提出用生产黄磷尾气中的CO与碱反应生产甲酸盐甲酸草酸，或利用热法磷酸和甲草酸盐反应生产甲酸草酸并副产磷酸二氢盐，继续加工可制得磷酸盐系列和碳一化工系列产品分析该磷化-碳一化工产业在节能减排降低投资与生产成本方面的优势，并简述了黄磷尾气杂质对产品质量的影响及尾气的净化方法

For the stepwise mechanism, the ethylene molecule was firstly adsorbed at the Brnsted acid site via π-hydrogen bonding to form a stable complex, which then went through the protonation, leading to the formation of the ethoxide intermediate. Furthermore, the ethoxide reacted with the second ethylene molecule to form the butoxide product.

对于分步反应机理，乙烯分子首先通过π-氢键作用在酸性位形成稳定的吸附络合物，再进一步发生质子化并生成乙醇盐中间体，随后乙醇盐与第二个乙烯分子发生碳－碳键结合形成丁醇盐产物。

In this dissertation, we purify,functionalize, and align the single-walled carbon nanotubes by Langmuir-Blodgett technique using compression-transfer method.

本文正是针对这一问题，对单壁碳纳米管进行了提纯、功能化，并利用LB技术的液面排布转移法实现了碳纳米管沿着轴向大面积定向排列。

The studies of X-ray photoelectron spectroscopy and the oxidation of carbon nanotubes in air demonstrate that the tubes have good graphitic degree.

碳纳米管的X射线光电子能谱研究以及热重研究结果表明：这些碳纳米管具有好的石墨化程度。

The CNTs prepared by temperature programming CVD method were characterized with diameters of 8~12 nm, surface purity, good graphitic and a high yield.

程序升温CVD法制得的纳米碳管管径在8-12nm之间、管壁洁净、石墨化程度好，纳米碳管的产量很高。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。