- Page 1: NNR IN RAPIDLY ROTATED METALS By R.
- Page 5 and 6: quadrupole relaxation. However theo
- Page 7 and 8: 2.3.5 Quadrupole Relaxation 26 (i)
- Page 9 and 10: 5.9 Sample Preparation 71 5.9.1 Cup
- Page 11 and 12: 1.1 BASIC THEORY -i- CHAPTER 1 INTR
- Page 13 and 14: -3- Transforming to the rotating fr
- Page 15 and 16: -5- lattice and T2 is the spin-spin
- Page 17 and 18: and -7- Vd(t) f(w1)cos w't dw Sao -
- Page 19 and 20: -9- where the terms represent the Z
- Page 21 and 22: - 11 - If rii = nrij = (Xli + X2j +
- Page 23 and 24: - 13 - In powdered samples a weak i
- Page 25 and 26: - 15 - This contact term manifests
- Page 27 and 28: - 17 - where 0 is the angle between
- Page 29 and 30: - 19 - termed pseudo-dipolar. It is
- Page 31 and 32: - 21 - the non-secular terms of the
- Page 33 and 34: - 23 - to the lattice directly via
- Page 35 and 36: - 25 - (2.25), can then be assumed
- Page 37 and 38: - 27 - quadrupole moments to produc
- Page 39 and 40: - 29 - where En are the Zeeman ener
- Page 41 and 42: 3.1 INTRODUCTION - 31 - CHAPTER 3 N
- Page 43 and 44: Aý T. B a A"T"B " - 33 - It is a g
- Page 45 and 46: (-Ur Ho FIGURE 3.1. : Co-ordinate s
- Page 47 and 48: D, (t) = 331 2 + 3YI2 sin 2a 4 - 36
- Page 49 and 50: - 38 - X (t) = cos a cos ßp + sin
- Page 51 and 52: - 40 - 3.7 THE EFFECT OF ROTATION O
- Page 53 and 54:
- 42 - observations are inconsisten
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- 44 - that it apparently offered n
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- 46 - bearings suffer from instabi
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SI FIGURE 4.1 SCALE il cm : The con
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N to 9 . ýC 8 Ü7 Z w D 06 w ax U.
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- 50 - The rotors used in this work
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Ip IJýi O 1 t - 1 - 1 p OI ý I ý
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- 52 - at rotation speeds around 4
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- 53 - the manufacture of which was
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PTFE Tape_ FIGURE 4.7 rotors SCALE
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4.4.4 COMMENTS - 55 - For completen
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Clamp Pf-£-- SECTION II SECTION 11
- Page 77 and 78:
5.1 EQUIPMENT - 58 - CHAPTER 5 EXPE
- Page 79 and 80:
- 59 - the range ±1 V are digitise
- Page 81 and 82:
SCALE 3 cm j Cooling Gas ; tainiess
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Trensmitter EXL, FIGURE 5.3 : The s
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FIGURE $. 4 s The spectrometer prob
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Gas Tuning ransmi tter Input Receiv
- Page 89 and 90:
- 64 - phase can then be set so tha
- Page 91 and 92:
-66- The transient nuclear signals
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- 68 - 5.7.1 THE SOLID ECHO PULSE S
- Page 95 and 96:
- 70 - sequence may be repeated. In
- Page 97 and 98:
a° P/'rvu - 72 - p is the resistiv
- Page 99 and 100:
- 74 - combined with a low viscosit
- Page 101 and 102:
6.2 RESULTS AND DISCUSSION - 76 - A
- Page 103 and 104:
IC 1 I. FIGURE 6.2 : Measured T1 va
- Page 105 and 106:
- 78 - TABLE 6.1. DEBYE TEMPERATURE
- Page 107 and 108:
- 80 - TABLE 6.2. RATIO OF TI VALUE
- Page 109 and 110:
- 82 - TABLE 6.3. DEPENDENCE OF T1
- Page 111 and 112:
- 84 - provides further evidence th
- Page 113 and 114:
- 86 - CHAPTER 7 EXPERIMENTAL RESUL
- Page 115 and 116:
- 88 - Lorentzian NMR lineshape of
- Page 117 and 118:
- 90 - at the top with epoxy glue.
- Page 119 and 120:
- 92 - (c) Bulk Susceptibility Effe
- Page 121 and 122:
- 94 - aluminium nuclei in the meta
- Page 123 and 124:
FIGURE 7.1 : 27A1 F. I. Ds and corr
- Page 125 and 126:
- 97 - TABLE 7.1. COMPUTED SECOND A
- Page 127 and 128:
- 99 - and Slichter(104) reported t
- Page 129 and 130:
- 101 - of this value would be requ
- Page 131 and 132:
N JL I F- 0 z J I0 0123456789 ROTAT
- Page 133 and 134:
-103- results obtained at a tempera
- Page 135 and 136:
T10 ms 3. O 2.5 2'C H 1"C o.. v 234
- Page 137 and 138:
0 - 106 - CHAPTER 8 MEASUREMENTS ON
- Page 139 and 140:
- 108 - process for vanadium the me
- Page 141 and 142:
- 109 - in the same way to the prec
- Page 143 and 144:
Qv == , 2 28 kHz -111- which is sli
- Page 145 and 146:
- 113 - from Cerac Inc. (USA). The
- Page 147 and 148:
- 115 - 8.4.3 SPIN-LATTICE RELAXATI
- Page 149 and 150:
tv D Xm =o N O Ul- X- z N O FIGURE
- Page 151 and 152:
which gives K=0.048 an ± 0.002 - 1
- Page 153 and 154:
- 118 - Lifetime broadening alone g
- Page 155 and 156:
- 120 - cannot be spun at low tempe
- Page 157 and 158:
- 122 - 11. L. E. Orgel, J. Phys. C
- Page 159 and 160:
- 124 - 59. P. J. Randall, Ph. D. T
- Page 161 and 162:
- 126 - 101. H. R. Khan, J. M. Reyn