解析 preexponential factors指前因子很高兴为您解答如果你对这个答案有什么疑问,请追问结果一 题目 preexponential factors 答案 preexponential factors 指前因子 很高兴为您解答 如果你对这个答案有什么疑问,请追问 相关推荐 1 preexponential factors 反馈 收藏 ...
3) fixed preexponential factors 固定指前因子4) pre-exponential frequency factor 指前频率因子 1. By varying separately the pre-exponential frequency factors,the simulations show that smoldering spread rate increases with the increasing of A2(fuel oxidation),but decreases with A1(fuel pyrolysis) ...
Murty, H. N.; Biederman, D. L.; Heintz, E. A. Kinetics of graphitization - II. Pre- exponential factors, Carbon 1969, 7. 683-688.Murty H., Biederman D., and Heintz E. 1969. Kinetics of graphitization--I. Activation energies. Carbon 7:667-681....
The temperature integral for pre-exponential factors given by A = AxTxintensive farmingsomaclonal variationvariation somaclonalecondicion de la plantafruitvariacion somaclonalgenotiposin vitro regenerationculture in vitroconduite de la plantedoi:10.1016/0040-6031(80)85097-0E. Segal...
factors such as the Arrhenius parameters (pre-exponential factor and activation energy), inertial resistance, viscous resistance, and surface-to-volume ratio... Z Li,H Li,Z Song,... - 《Chinese Journal of Chemical Engineering》 被引量: 0发表: 2025年 我国动力煤TGA法表观活化能/指前因子分布...
whereDis diffusion coefficient (m2/sec),EA(kJ/mol) is the activation energy, R [8.3145 J/(mol.K)] is the universal gas constant,D0(m2/sec) is the pre-exponential factor and corresponds to the value ofD(m2/sec) at infinite temperature andTis the temperature in K. We use diffusivity da...
Table 1 Nucleation rates and pre-exponential kinetic factors obtained in this study expressed in different units Full size table To compare withJ0values (1013.5 ± 0.7and 1014.8 ± 1.4nuclei m−2 min−1at room temperature) for heterogeneous silica nucleation reported by Wallace...
An in-flight experiment has been conducted to evaluate certification factors for decelerating approaches for rotary wing aircraft in IMC conditions. The go... RH Hoh,S Baillie,S Kereliuk - 《Automatic Pilot》 被引量: 0发表: 1988年 The Pre-exponential Factors for Unimolecular Gas-phase Reactions...
Pre-exponential factor [s−1] Ea,ci Activation energy for chilling injury [J∙mol−1] CIincidence Incidence of chilling injury [%] I Respiration-driven quality indicator [%] A0 Initial fruit quality [%, score, °Brix] k0,quality Quality rate constant [s−1] Ea,quality Activation ene...
It is well recognised that in most populations, the prevalence of hypertension increases markedly with age, occurring in over 50% of patients after the age of 60 years. Thus, the powerful and exponential effect of age on mortality from Covid-19 was always a plausible explanation for the assoc...