Page 11 - Elements of Chemical Reaction Engineering 3rd Edition

Contents xiii
10.5 Heterogeneous Data Analysis for Reactor Design 620
10.5.1 Deducing a Rate Law
from the Experimental Data 622
10.5.2 Finding a Mechanism Consistent
with Experimental Observations 623
10.5.3 Evaluation of the Rate Law Parameters 624
10.5.4 Reactor Design 627
10.6 Chemical Vapor Deposition 631
10.7 Catalyst Deactivation 634
10.7.1 Types of Catalyst Deactivation 636
10.7.2 Temperature-Time Trajectories 647
10.7.3 Moving-Bed Reactors 649
10.7.4 Straight-nrough Transport Reactors 655
10.7.5 Determining the Order of Deactivation 660
10.8 Reaction Engineering in Microelectronic
Device Fabricatim 662
10.8.1 Etching 664
Summary 665
Questions and Problems 668
Journal Critique Problems 682
CD-ROM Material 683
Supplementary Reading 684

11 EXTEERNAL DIFFUSION EFFECTS
ON HETEROGENEOUS REACTIONS 686

1 1.1 Mass Transfer Fundamentals 687
11.1.1 Dejnitions 687
11.1.2 MolarFlux 687
11.1.3 FickS Firs1 Law 688
11.2 Binary Diffusion 689
11.2.1 Evaluating the Molar Flux 689
11.2.2 Boundary Conditions 692
11.2.3 Modeling Diffusion Without Reaction 692
11.2.4 Temperature and Pressure Dependence
OfD,, 697
11.2.5 Modeling Diffusion with Chemical Reaction 698
1 1.3 External Resistance to Mass Transfer 699
11.3.1 Mass Transfer CoefJicient 699
11.3.2 Mass Transfer to a Single Particle 702
11.3.3 Mass Transfer-Limited Reactions
in Packed Beds 706
11.3.4 Mass Transfer-Limited Reaction
on Metallic Su~aces 714
11.4 What If ... ? (Parameter Sensitivity) 715
1 1.5 The Shrinking Core Model 719