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- When heavy atom is splitted in this way some loss of mass occur. 当重原子这样被分裂的时候,就会发生质量的减少。
- The mechanism of cyclodextrin-induced room-temperaturephosphorescence has been reviewed, including the heavy atom effect and deoxygenation techniques. 本文综述了环糊精诱导室温磷光发光机理,并对重原子作用及除氧技术作了介绍。
- When heavy atoms are split in this way some loss of mass occurs. 当重原子这样被分裂的时候,就会发生质量的减少。
- Amount of VDW overlap allowed. If the probe atom and the receptor heavy atom approach. 范德华重叠的程度。如果探针原子核受体重原子接近。
- By the analysis of the competition experiment, the rate-limiting step and the kinetic isotope effect, the possi-ble reaction mechanism of VNS is described. 分别从硝基芳环的结构、亲核试剂的类型和反应条件三方面讨论了影响VNS定位效应的因素;
- This can make heavy atom derivatization in the presence of reducing agents, difficult and frustrating. 这就使得用重金属原子作同晶置换法遇到了麻烦。
- Energy produced by nuclear fission of heavy atomic nuclei. 由大质量的原子核的核分裂产生的能量。
- A detailed examination of sodium sulfite as an oxygen scavenger in sodium dodecyl sulfate (SDS)micelle for the RTP determination of acenaphthene in the presence of the heavy atom agent TINO_3 has been described. 本文在Na_2SO_3化学除氧的十二烷基硫酸钠胶束体系中,以TINO_3为重原子微扰剂,进行了苊的室温??夥?RTP)测定。
- Isotope effect of ion sputtering 离子溅射的同位素效应
- vapour pressure isotope effect (VPIE) 蒸汽压同位素效应
- Measurement of kinetic isotope effects indicated that the rate-limiting step of these reactions is the C(sp 2 )-H bond cleavage. 动力学同位素效应测量表明限速步骤;这些反应是在C(藻2)-八键裂解.
- In nuclear fusion, a pair of light nuclei unite (or fuse) together, to form a nucleus of a heavier atom. 在核聚变的情况下,一对轻核合并(或聚合)在一起,形成一个较重的原子核。
- The authors propose an E 2 elimination mechanism in which the cinchona alkaloid acts as a chiral base in consistency with measured isotope effects. 作者提出了电子二是淘汰机制金鸡生物碱手基地作为衡量符合同位素效应.
- In nuclear fusion, a pair of light nuclei unite (or fuse) together, form a nucleus of a heavier atom. 在核聚变的情况下,一对轻核合并(或聚合)在一起,形成一个较重的原子核。
- vapor pressure isotope effect (VPIE) [化] 蒸气压同位素效应
- kinetic solvent isotope effect (KSIE) [化] 动态溶剂同位素效应
- We have used the primary deuterium and solvent kinetic isotope effects to determine the relative cleavage timing of the glucose OH1 and CH1 bonds in GOOX. 本论文也利用基质同位素效应与溶剂同位素效应,藉以分析葡萄寡糖氧化酶反应时,葡萄糖CH1与OH1键结断裂的可能顺序。
- Recently, very fuzzy pictures of heavy atoms have been made with the use of a specially designed electron microscope. 最近,使用专门设计的电子显微镜,已经拍摄出了重原子照片,但图象非常模糊。
- The atom bomb is of catholic concern. 原子弹受到普遍的关注。
- If heavy atoms could be split, scientists reasoned, this energy could be released, as it is when the radioactive elements disintegrate spontaneously. 于是,科学家们推断,如果重原子能够被分裂的话,这种能量就可以被释放出来,放射性元素自然衰变时情况就是这样。