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- 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. 分別從硝基芳環的結構、親核試劑的類型和反應條件三方面討論了影響VNS定位效應的因素;
- Measurement of kinetic isotope effects indicated that the rate-limiting step of these reactions is the C(sp 2 )-H bond cleavage. 動力學同位素效應測量表明限速步驟;這些反應是在C(藻2)-八鍵裂解.
- 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. 本論文也利用基質同位素效應與溶劑同位素效應,藉以分析葡萄寡糖氧化酶反應時,葡萄糖CH1與OH1鍵結斷裂的可能順序。
- The decreased activity by 50 fold and the kinetic isotope effects show that CH1 bond cleavage is more rate-limited in the Y429F mutant, consistent with the proposed proton shuttling by Tyr429. 其中Y429F突變株酵素活性下降約50倍,且從其動力學同位素效應結果顯示,Y429的突變使CH1鍵結斷裂的速率更受到限制,乃符合Y429作為活性中心鹼基之推測。
- kinetic isotope effect 動態同位素效應
- kinetic solvent isotope effect (KSIE) [化] 動態溶劑同位素效應
- Research on the Kinetics Isotope Effects of Titanium Absorbing Hydrogen, Deuterium and Tritium 鈦吸氫、氘和氚的動力學同位素效應研究
- The isotopic fractionation under microbial actions belongs to the kinetic isotopic fractionation, which results in the enrichment of heavier isotopes in the remnants. 微生物作用下的同位素分餾為動力同位素分餾,導致重同位素在殘餘物中富集。
- Isotope effect of ion sputtering 離子濺射的同位素效應
- The authors propose an E 2 elimination mechanism in which the cinchona alkaloid acts as a chiral base in consistency with measured isotope effects. 作者提出了電子二是淘汰機制金雞生物鹼手基地作為衡量符合同位素效應.
- vapour pressure isotope effect (VPIE) 蒸汽壓同位素效應
- vapor pressure isotope effect (VPIE) [化] 蒸氣壓同位素效應
- Kinetic energy is the energy arising from motion. 動能就是由於運動而產生的能量。
- This is the inverse of his earlier proposition. 這和他早些時候提的建議截然相反。
- The piezo actuator uses the inverse piezo effect. 壓電致動器使用反壓電效應。
- Based on density-functional theory (DFT) and density-functional perturbation theory (DFPT) we have discussed systematically the hydrogen isotope effects on the thermodynamic properties of TiX2 (X=H, D, and T) system. 應用基於密度泛函理論(DFT)和密度泛函微擾理論(DFPT)的 PWSCF和PHONONS第一原理計算程序系統研究了TiX2(X=H,D,T)系統熱力學特性的同位素效應。
- Punishment had very little effect on him. 懲罰對他沒有什麼效果。
- It's certain that every effect must have a cause. 無疑,每個結果必定有其原因。
- That measure will be carried into effect very soon. 這項措施將在最近付諸實施。
- My plan has not been carried out with effect. 我的計劃未被有效地執行。