Use "activation energy" in a sentence
1. Key words: capillary electrophoresis, surfactant, acid hydrolysis, tetradecanedisulfate, activation energy, entropy of activation.
2. Microwave energy-assisted, chemical activation of carbon
3. The heat of activation, the entropy of activation, and the free energy of activation for viscous flow have been computed.
4. Values for the diffusion coefficients, energy of activation, and entropy of activation have been calculated.
5. It has an activation energy of about 23–24 kcal/mole and nearly zero activation entropy.
6. The order, activation energy and apparent activation entropy of the thermal decomposition reaction have been elucidated.
7. This initial kick- start is known as activation energy.
8. activation processes and technical constrains from different balancing energy products;
9. The activation energy for the transport of water corresponds to the energy of the hydrogen bonding.
10. Very low-energy activation and control circuit for a switched dc/dc converter for energy generation
11. Two particular values of the apparent activation energy are also defined.
12. By applying the theory of absolute reaction rate, various thermodynamic parameters, namely, enthalpy of activation ΔH≠, energy of activation ΔF≠, and entropy of activation ΔS≠ were evaluated.
13. Microscopic activation energy of hardened cement paste is calculated from relaxation experiments.
14. Kinetic parameters (energy and entropy of activation and preexponential factor) are reported.
15. This activation energy depends on the curing conditions (temperature, illumination or not).
16. The activation energy was calculated by regression analysis or the following equation
17. If cracks exist the permeability coefficient increases and the energy of activation decreases.
18. Total energy (enthalpy) of activation for flow through paste, and entropy, were evaluated.
19. lowercase b moles of capital B molecule, and you have some activation energy.
20. The kinetic parameters, computed from the DSC data, show that the energy of activation, entropy of activation and the frequency factor are high.
21. The activation energy in a specified range of temperature for the material is estimated.
22. You know that Catalysts lower the activation energy required for a reaction to occur.
23. This reaction is diffusion controlled with an activation energy of 44.4 kJ mol−1.
24. The activation energy for the overall process was relatively low, 35 kJ mol−1.
25. The temperature dependence of the pulse can be described by a thermal activation energy characteristic of the energy of lattice vibrations.
26. Haematology See Plasminogen Activation Immunology See Complement Activation, Lymphocyte Activation, Macrophage Activation, T cell Activation
27. Typically, Anabolic and catabolic reactions are coupled, with catabolism providing the activation energy for anabolism.
28. European platform for the exchange of balancing energy from frequency restoration reserves with automatic activation
29. The curves have been used for the calculation of the activation energy and reaction order.
30. Typically, anabolic and catabolic reactions are coupled, with catabolism providing the activation energy for Anabolism.
31. the calculation of the activated volume of balancing energy based on requested or metered activation;
32. The activation energy of conduction was 0.77 eV and the oxygen partial pressure coefficient was −0.16.
33. Striking mechanism for a watch or a music box with a keyboard having optimised activation energy
34. Fermented chocolate composition exhibiting biological energy-activation and blood circulation-promotion effects, and preparation method therefor
35. The activation of the low energy cement by Ba addition was shown using microcalorimetry and thermal methods.
36. [3]. The activation energy of hydration on α-alumina was calculated to be ca. 24 kcal/mole.
37. So, catalysts work by lowering the activation energy barrier for both the forward and the reverse reaction.
38. Seebeck coefficient, d.c. resistivity, activation energy, drift mobilityΜ and time constant measurements are presented for all samples.
39. Figure 4 shows the straight that allows us to calculate the activation energy ([E.sub.a]) of the Acetates
40. Activation energy and pre-exponential factors have been determined by Coats-Redfern model and Dixit-Ray model.
41. The activation energy for dehydration of these four compounds has been calculated using non-isothermal thermogravimetric data.
42. Then the dielectric absorptions of polyvinylidene chloride and polyvinyl chloride were compared in respect to their magnitude, shape and apparent activation energy, where in magnitude the former was smaller than the latter, in shape broader and in apparent activation energy smaller.
43. It is suggested that the activation entropy as well as the activation energy should be considered in explaining the kinetic deuterium isotope effect in the thermal dehydration of Li2SO4·H2O.
44. The activation energy for thermal dehydroxylation in vacuum of alkaline-earth hydroxides has been calculated from thermogravimetric data.
45. Values found for the enthalpy, entropy, and free energy of activation were 22, 0.05, and 7.5 kcal, respectively.
46. The kinetic parameters, the activation energyE and the preexponential factorA, and the thermodynamic parameters, the entropy, enthalpy and free energy of activation were evaluated for the dehydration and decomposition reactions.
47. The reaction ordern=1 and the values of the activation energy agreed with the results of isothermal experiments.
48. However, the activation energy of Cementite precipitation decreases from 179.4 kJ/mol to 94.7 kJ/mol, proving that tensile stress could reduce the energy barrier of Cementite precipitation
49. The relaxation data have been used to estimate the free energy, enthalpy, and entropy of activation for the relaxation mechanism.
50. Catalysts permit an alternate mechanism for the reactants to become products, with a lower activation energy and different transition state
51. The activation energy,Ea, the entropy change, ΔS°, the enthalpy change, ΔH° and Gibbs free energy, ΔG° are calculated by applying the rate theory of the first-order reaction.
52. Among other results the molecular weight dependence of entropy and energy of activation and the compressibility of the jump volume is obtained.
53. According to the speed of coal oxidation, doing the theory research on spontaneous combustion period based on activation energy with standard situation.
54. Activation requires demagnetization.
55. Activation Mode (*1)
56. Activation mode 2
57. Manual activation required.
58. 14 The adsorption of NP10EO, which is an endothermic process, has a low energy of activation, and is mainly a physical adsorption process.
59. The rateconstants (K · 10−5 sec−1), the period of halfdecay,Q10, the energy, the enthalpy and entropy of activation have been calculated.
60. The apparent activation energy that describes the temperature dependence of spin-lattice relaxation for all nuclei studied is approximately 1.6 kcal mol−1.
61. In transition-state theory, the Activation energy is the difference in energy content between atoms or molecules in an activated or transition-state configuration and the corresponding atoms and molecules in their initial configuration.
62. The coefficient of a binary solution, like that of a single liquid, can be expressed as an exponential function of activation energy and temperature.
63. Activation and benefit Conditionality
64. 6 Activation functions explained.
65. Activation of a cathode
66. Execute station activation procedure.
67. The Activation Wizard will generate an e-mail message containing the necessary Activation information
68. The change of the degree of crystallinity had no great effect upon the apparent activation energy for dielectric response and the shape of theβ-absorption.
69. The basic idea is that for any two reactions with two aromatic reactants only differing in the type of substituent, the change in free energy of activation is proportional to the change in Gibbs free energy.
70. A controllable activation voltage source is designed to provide a time-variant activation voltage potential.
71. Dielectric studies below 100 K give, for reorientation of the NF3 dipole in the structure I cages, an average activation energy of 0.79 kcal mol−1.
72. The electric field creates the dipole moment in the dielectric layer and the heat helps increase the speed of the process by supplying additional activation energy.
73. A radiationless process obeying an Arrhenius law with an activation energy between 0.03 and 0.33 eV depending on the lattice, quenches the fluorescence at high temperature.
74. Activation of the creep mode:
75. Electronically controllable brake activation system
76. Welcome Welcome to Activation Products
77. A better agreement is found in the geometry between semiempirical and ab initio transition states, and a greater deviation in the activation energy,(Sentencedict.com ) in which.
78. Activation rods for acupuncture needles
79. Activation parameters for Aquation of …
80. Environmentally friendly fuel activation device