activation energy


Also found in: Dictionary, Medical, Acronyms, Encyclopedia, Wikipedia.
  • noun

Synonyms for activation energy

the energy that an atomic system must acquire before a process (such as an emission or reaction) can occur

References in periodicals archive ?
The determination of activation energy from linear heating rate experiments: a comparison of the accuracy of isoconversion methods.
The estimated value of activation energy for Jatrophabiolubricant using various catalysts can be found in Table 3.
The DSC curves illustrated the apparent activation energy of pure PEG 1000 was 300 kJ/mol, whereas that of the PEG blend was 239 kJ/mol.
Since the activation energy of the second substitution is considerably higher than that of the first substitution, [DELTA][DELTA]E = 35.
The activation energy was calculated by plotting the graph of natural logarithm of [D.
Kayacier and Singh (2004) reported that activation energy decreases as the moisture content of the product increases.
The activation energy plays the major role in the determination of the location of the knee point.
Activation energy dependence on the percentage quantity of Cu has activation energy 1273 eV (the third day).
The overall rate constants at these temperatures (Table 3) were used to calculate the activation energy using the linearized Arrhenius equation.
The optical properties, such as film thickness, refractive index, absorption coefficient, and optical band gap, were calculated from the transmission spectra between 300 and 2500 nm recorded by Lambda 900 spectrophotometer, while sheet resistance, dc resistivity, and dark conductivity activation energy of these samples were measured by two probe method using Keithley 2410-C Source meter.
Where Z is the pre-exponential constant, Ea is the activation energy of the reaction, R is the universal gas constant and T is the absolute temperature in degrees Kelvin.
The activation energy of TSC peak is calculated by initial rise method.
j] apparent activation energy, kJ/mol; k reaction rate constant, [s.
where X is the sulphation conversion, k is pre-exponential factor, E is activation energy, T is sulphation temperature, [P.