Thesis - Oztek_Muzaffer_T_200508_MA

TABLE OF CONTENTS
ABSTRACT.......................................................................................................................iii
ACKNOWLEDGMENTS ................................................................................................. vi
TABLE OF CONTENTS.................................................................................................viii
LIST OF FIGURES ........................................................................................................... xi
LIST OF TABLES........................................................................................................... xiv
1. INTRODUCTION .......................................................................................................... 1
1.1. Hydrogen Separation And Recovery .................................................................. 2
1.2. Metal Hydrides.................................................................................................... 4
1.2.1. Formation of Hydrides................................................................................ 4
1.2.2. Characterization of Metal Hydrides............................................................ 6
1.2.3. Examples of Hydrides............................................................................... 10
1.3. LaNi 5 ................................................................................................................. 11
1.4. Mechanical Alloying......................................................................................... 14
1.5. Crystallography Of Hydrides............................................................................ 17
2. EXPERIMENTAL........................................................................................................ 23
2.1. Chemicals and Reagents ................................................................................... 23
2.2. Equipment and Instrumentation........................................................................ 23
2.2.1. Differential Scanning Calorimetry (DSC) ................................................ 25
2.2.1.1. Hydriding and Dehydriding Procedures ........................................... 27
2.2.1.2. Thermal Activation Procedure.......................................................... 28
2.2.2. U-Tube Reactor......................................................................................... 29
viii