The possible mechanism of split and ionization of sample molecules in flame is analyzed from the view point of fragmentation reaction. 从离子碎裂反应机理的角度,分析了火焰中样品分子裂解和电离的可能机理,并总结出可能影响电离效率的相关因素。
At present, immobilized amidate enzyme technology used in fragmentation reaction is coming increasingly to maturity and the chemical fragmentation process is gradually being obsolete. 目前用于裂解反应的固定化酰化酶技术日益成熟,因而化学法裂解的生产工艺已逐渐被淘汰。
Isospin Effect of Fragmentation Reaction and Its Disappearance in Intermediate Energy Heavy Ion Collisions 中能重离子碎裂反应的同位旋效应及其消失
The fragmentation reaction of aryl tertiary phosphines in the presence of lithium can be promoted effectively by use of ultrasonic irradiation. 芳基叔膦和金属锂在超声波辐射下迅速反应产生芳基膦锂。
Fragmentation Reaction of Aryl Tertiary Phosphines Under Ultrasonic Irradiation 超声波作用下芳基叔膦的断裂反应
The constitution and performances of detector system used for fragmentation reaction induced by radioactive ion beam 18 N+ 9 Be ( 197 Au) and the primary on line experiment results are described. 描述了用于放射性核束18N在9Be、197Au靶上破裂反应研究的探测器系统构成、性能、特点及在线实验的初步结果。
We studied systematically the reaction dynamics induced by neutron-halo nuclei and proton-halo nuclei within the isospin dependent quantum molecular dynamics, such as the effects of loose bound halo-nuclei on the fragmentation reaction and momentum dissipation for different colliding systems with different beam energies and different impact parameters. 基于同位旋相关量子分子动力学研究了中子晕核和质子晕核的核反应动力学,着重研究了松散的晕结构对于重离子碰撞中的碎裂和动量耗散中的特殊作用。
Fragmentation reaction and production of radioactive nuclear beams 碎裂反应和放射性核束的产生
It is evidenced that the main MS fragmentation pathways of these compounds and their metabolites are McLafferty Rearrangement ( 2H rearrangement) and a combing reaction which take place in mass process. 经解析、归纳,证实了三苯基磷酸酯及其烷基衍生物和它们在兔体内的代谢产物的主要质谱特征为麦氏重排及一种发生在质谱过程中的结合反应。
The competition between transfer and fragmentation processes in~ ( 20) ne ( 14.7, 19.2mev/ u) induced reaction 14.7MeV/u、19.2MeV/u~(20)Ne诱发反应中转移和碎裂反应过程的竞争
The fragmentation reaction of the adduct ion formed by ortho-phenylenediamine with acetyl ion was similar to the reductive alkylation reaction of amine in condensed phase. 邻苯二胺与乙酰基离子形成的加合离子在碎裂反应过程中可以发生与液相中胺的还原烷基化反应相类似的碎裂反应。