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Eachrateconstant, ki, isdefinedas:
ki¼Aie �EAi
RT (9)
whereAi is the frequency factorandEAi is theactivationenergy.
Figure 6. Glycerol consumption plots over Au/γ-Al2O3 catalysts prepared by various reducing agents: (a) Small gold
nanoparticles (ca4nm)showzero-orderkineticbehaviourby linearly fittingconversionasafunctionof reaction time; (b)
biggoldnanoparticles (ca17and21nm)showfirst-orderkineticsby linearly fitting the logofconcentrationofglycerolas
a functionof reaction time. The catalystswere reducedwith 5%H2 (~4nm), THPC (~17nm) andPVA–citrate (~21nm).
Catalystpreparationdetailswereoutlinedelsewhere [14].
Oxidation of Glycerol to Lactic Acid by Gold on Acidified Alumina: A Kinetic and DFT Case Study
http://dx.doi.org/10.5772/intechopen.70485 123
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Advanced Chemical Kinetics
- Title
- Advanced Chemical Kinetics
- Author
- Muhammad Akhyar Farrukh
- Editor
- InTech
- Location
- Rijeka
- Date
- 2018
- Language
- English
- License
- CC BY 4.0
- ISBN
- 978-953-51-3816-7
- Size
- 18.0 x 26.0 cm
- Pages
- 226
- Keywords
- Engineering and Technology, Chemistry, Physical Chemistry, Chemical Kinetics
- Categories
- Naturwissenschaften Chemie