This paper introduced a new method of heat-equilibrium low-temperature plasma in ammonia synthesis and a technique of continuous real-time inlet sampling mass-spectrometry to detect the reaction channel and step of the decay of transient component N 2H 6 into ammonia. 用热平衡低温等离子体合成氨法和连续实时取样进样质谱技术来探测放电过程中瞬态成分N2H6衰变为氨的反应途径和步骤。
The imaginary vibration model of transition state is studied chiefly, and points to reactant and product, and illuminates that stationary points locate the right reaction channel. 重点研究了过渡态的虚振动模式,它指向反应物和产物,说明这些驻点均位于正确的反应途径上。
The comparison of two channels of the reaction of singlet carbene with ozone indicates that channel 2 is not only strongly spontaneous but also easy to take place kinetically. 对于单态卡宾与臭氧的两条反应通道,通道2不仅具有很强的自发性,而且在动力学上更易进行。
At last, the main reaction channel was given by analysis and comparison. 经分析对比给出该反应可能的主反应通道。
Optimum Pneumatic Design of Reaction Turbine Channel for Large Flow Rate High Pressure Space Engine 大流量、高压航天反力式涡轮最佳通道气动设计
Theoretical Study on the Best Reaction Channel of the CS Radical with O_2 Molecule 自由基CS与O2最佳反应通道的理论研究
Study on the hydraulic reaction of unsteady flows in open channel 渠道非恒定流水力学响应研究
Analyses of the IR multiphoton dissociation process and the reaction channel of CCl_3F CCl3F红外多光子解离及反应通道的分析
The comparison with the convection, reaction and diffusion of incompressible fluid motion in a packed channel shows that, even though the difference of pressure fields induced by the different compressibility of gases is small, the difference of velocity fields is larger. 与不可压缩气体对流、反应、扩散的比较表明,两种流动的孔隙压力分布差别很小,但渗流速度的差别却较大。
The active energy of each reaction channel was calculated. 计算得到了各反应通道中的反应物、过渡态和产物的构型,给出了每个反应通道的反应活化能。
Compared with its competitive reaction paths, this channel has an excellent selectivity. 该反应途径与其竞争反应途径相比具有很好的选择性。
A mechanism including both unimolecular and chain reaction channel has been proposed for the decomposition of 1,2& dichloropropane. 本研究证实了链式通道的存在,阐明了1,2&二氯丙烷分解反应中单分子反应通道和链式反应通道共存的反应机理。
The reaction heat for each channel is in agreement with the experiment result. 计算的各个通道的反应热与实验结果符合较好。
Immunopotentiating agent is a kind of immunological adjuvant that can improve the special reaction of body to antigens or microbes by the non-specificity channel. 免疫增强剂也称免疫佐剂,是一类通过非特异性途径提高机体对抗原或微生物特异性反应的物质。
There are two reaction channels for the second system. For the H abstraction channel, we obtain the results well agree with that of the ab initio calculation. 第二个体系我们对夺氢通道的动力学模拟取得了与ABINITIO计算一致的结果,我们还得到了氯原子排除通道,根据取样轨线的指引,我们通过使用ABINITIO方法得到了过渡态。
Micro-computer control system for reaction channel in the production of magnesium hydrate 制取氢氧化镁反应槽微机自动控制系统
The main reaction path channel was detected in the reaction of metal ions in ground state and excited state with CS2. 确定了第一过渡金属离子与CS2的反应为插入-消去反应,找到了基态和激发态金属离子与CS2反应的主要通道。
The cross section data were fitted and the covariance data were combined for each reaction channel by using the spline fitting program ( SPC) developed at CNDC. 利用中国核数据中心的SPC程序对每一个反应道的各家数据的截面进行拟合、协方差进行合并。
The reaction mechanism was discussed: the primary reaction is mainly the channel of H abstraction, and multistage processes produce electronically activated molecules. 对比F与氯代甲烷反应的机理分析表明,初级反应主要是F提取H形成HF,多级反应产生了电子激发态的产物分子。
A two-dimensional flow-field model including a detailed chemical reaction mechanism for a single channel in three-way catalytic converter is established. The model consists of 61 elementary reactions among 8 gas species and 23 surface species. 建立了三效催化转化器载体单个孔道内的二维流场模型,并且加入了详细化学反应机理,该机理考虑了8种气体组分和23种表面物质,共有61个基元反应。
Effect on the reaction to the calcium channel by the changes of calcium concentration in the extracellular fluid of Leydig cells when stimulated by hCG and ATP 用hCG、ATP刺激Leydig细胞时细胞外液Ca~(2+)浓度的变化对钙离子通道反应的影响
Adopting soft lithography method, we make a PDMA cover piece with the reaction chamber and micro channel. 采用软光刻法制作带有微反应腔和微通道的PDMA盖片。
The energy analysis shows that both the activation energy and reaction energy for Channel 2 are higher than those for Channel 1. 能量分析显示路线2的反应活化能和反应能都高于路线1。
Because of the excellent catalytic properties of the acid, mordenite is often used for aromatics isomerization, transalkylation reaction, toluene disproportionation reaction etc. On the other hand, its one-dimensional channel aways to be blocked, and easy caused to coking. 丝光沸石由于其优良的酸催化性能常被用于芳烃异构化、烷基转移反应和甲苯歧化反应等领域,但由于其一维主孔道易堵塞而导致结焦失活。
There are two parts in this dissertation. In part one, the reaction scattering for the H3 system is studied using three-dimensional quantum mechanical coupled channel distorted wave approximation. 本文分两部分:第一部分用三维量子力学耦合通道扭曲波方法研究了三氢系统的反应散射;第二部分提出了一种原子与双原子分子相互作用的新形式。
The model took into account the electrochemical reaction kinetics, the reactant transport process in the flow channel and porous media, current transfer, heat transfer, and two-phase flow, as well as water transport in the proton exchange membrane due to the electro-osmosis and diffusion. 该模型综合考虑了电化学反应动力学以及反应气体在流道和多孔介质内的流动和传递过程、电流的传输、热量的传递、水在质子交换膜内的电渗和扩散以及两相流动。
The most favored reaction channel is chromium carbene with a barrier height only 9.63 kcal mol-1. 最有利的反应通道是铬卡宾亚甲基反应通道,需要克服能垒9.63Kcalmol-1。
For the methyl radical CH3 reaction with acetone, calculated two possible reaction channels, identified by calculating the hydrogen extraction reaction channel is the main reaction channel. 对于甲基自由基CH3与丙酮反应,计算了存在的两条可行的反应通道,通过计算确定了其中氢提取反应通道为主反应通道,另一条反应通道为次要反应通道。