Thesis - Oztek_Muzaffer_T_200508_MA

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63. H. Fujii, S. Munehiro, K. Fujii, S. Orimo, Journal of Alloys and Compounds, 2002. 330-332: p. 747-751. 64. Flanagan, T.B., in Proceedings of the International Symposium on Hydrides for Energy Storage, Maeland, A.F.A.a.A.J., Editor. 1978, Pergamon: Oxford. 88
Page 1 and 2:
RECOVERY OF HYDROGEN AND HELIUM FRO
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ABSTRACT Waste streams of hydrogen
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I dedicate this work to my family m
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I also would like to cheer for my f
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2.2.2.1. Hydriding and Dehydriding
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LIST OF FIGURES Figure 1. Pressure-
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Figure 34. Pressure profiles under
Page 15 and 16:
1. INTRODUCTION The focus of this s
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ecause of the difference in partial
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hydrides by dissolving large amount
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hydrogen storage alloy has a specif
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• Insensitivity to poisoning by i
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hydrogen capacity was not reproduci
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showed the lowest plateau pressure
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grain boundaries increases the tota
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These parameters are generally inte
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Figure 4. CaCu5-type P6/mmm structu
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In this study, the addition of Al t
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2. EXPERIMENTAL 2.1.Chemicals and R
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Figure 5. The high energy Spex 8000
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2.2.1.1. Hydriding and Dehydriding
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approximately 5 atm, and heating th
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determined by the start and end of
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450 400 coating thickness (Å) 350
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3. RESULTS AND DISCUSSIONS 3.1. Hyd
Page 51 and 52: DSC 111 heat flow/mW Exo 300 Figure
Page 53 and 54: The thermogram associated with the
Page 55 and 56: total time was broken into three 30
Page 57 and 58: The VTiNi sample was subjected to d
Page 59 and 60: solid solution of hydrogen rather t
Page 61 and 62: DSC 111 Heat Flow/mW 180 Exo Figure
Page 63 and 64: 100 rpm setting, the milling vial w
Page 65 and 66: BPR, 400 rpm, 5 minutes) did not re
Page 67 and 68: Table 1: Effects of various milling
Page 69 and 70: Due to the fast kinetics observed a
Page 71 and 72: The mole % Al after milling was les
Page 73 and 74: Figure 24: Percent hydrogen capacit
Page 75 and 76: the start of the heating period, wh
Page 77 and 78: However, it was noted that the part
Page 79 and 80: percent hydrogen was decreased. The
Page 81 and 82: 3.2.2.4. AuPd and Pt Coating on LaN
Page 83 and 84: 1.0 0.8 (a) (b) Wt. % H absorbed 0.
Page 85 and 86: After dehydriding by the sample, th
Page 87 and 88: 19 18 P (atm) 17 16 15 14 0.74 %Al
Page 89 and 90: GC output, arbitrary units 0 5 10 1
Page 91 and 92: sample was LaNi 5 . This may indica
Page 93 and 94: 30 min. 15 min. Intensity (arb. uni
Page 95 and 96: After milling the percentages of Al
Page 97 and 98: 4. CONCLUSIONS This study has been
Page 99 and 100: 16. Van-Vucht, J.H.N., Kuijpers, F.
Page 101: 47. Suryanarayana, C., Progress in
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