5 SUM M ARY AN D CON CLU SION S ...........................................................................48

APPENDIX

A COMMON PREPARATION METHODS OF MIXED AND SUPPORTED
 OXIDES AS DISCUSSED BY GAO AND WACHS (1999). ....................................50

 A 1 M ixed O xides ..................................................... 50
 A 1.1 Sol-G el H ydrolysis.................................................. ......................... 50
 A 1.2 C precipitation ............................................................ .. ........ ..... 50
 A .2 Supported Oxides ............. .................. ......... .. ................ 51
 A .2.1 Im pregnation .......... .. ........ ........................ ...... ............ ..... 51
 A.2.2 Chemical Vapor Deposition ......................................................... 51

B D Y E ST R U C T U R E S .......................................................................... ....................52

 B 1 M ethylene B lue ....................................... ............ ........... ....... ....... 52
 B .2 M alachite G reen .................. ........................................ ............ .. 52
 B .3 Crystal Violet ......................................... 53
 B .4 R active R ed ........................................ 53

C T E M P IC T U R E S ..................................................................................................... 54

LIST OF REFERENCES ................................................................. ...........55

BIO GR A PH ICA L SK ETCH ........................................................................... 62