Radioactivity | p. 1 |
Introduction | p. 1 |
Atom | p. 2 |
Radioactivity | p. 6 |
Decay Scheme | p. 16 |
Rate of Decay | p. 17 |
Summary | p. 23 |
Nuclear Reaction | p. 24 |
Introduction | p. 24 |
Reactions Initiated by Charged Particles | p. 24 |
Reactions Initiated by Uncharged Particles | p. 25 |
Conservation of Mass and Energy | p. 28 |
Reaction Cross-section | p. 28 |
Some Features of Nuclear Reactions | p. 31 |
Application of Nuclear Reactions | p. 32 |
Summary | p. 33 |
Interaction of Radiation with Matter | p. 34 |
Introduction | p. 34 |
Types of Interactions | p. 35 |
Interactions with Particulate Radiation | p. 35 |
Interaction with Electromagnetic Radiation | p. 36 |
Consequences of Interactions | p. 39 |
Types of counters | p. 39 |
Summary | p. 40 |
Ionization Counters | p. 41 |
Introduction | p. 41 |
Ionization Counter | p. 42 |
General Design of an Ionization Chamber | p. 42 |
Nature of Gas to be Used in Ionization Chamber | p. 47 |
Regions Suitable for Counting Purposes | p. 47 |
Nature of Pulses Produced in Ionization Chamber | p. 49 |
Ionization Counters | p. 53 |
Proportional Counter | p. 54 |
Geiger-Müller Counter (G. M. Counter) | p. 64 |
Liquid Geiger-Müller Counter | p. 66 |
Current-voltage Characteristics of the G. M. Counter | p. 72 |
Dead-time of Geiger-Müller Counter | p. 74 |
Chemically Quenched G. M. Counter | p. 80 |
Window Thickness | p. 82 |
Limitations of Ionization Counters | p. 83 |
Summary | p. 83 |
Scintillation Counter | p. 84 |
Introduction | p. 84 |
Scintillation Counter | p. 85 |
Principle of Scintillation Counter | p. 85 |
Components of a Scintillation Counter | p. 86 |
Design of Photomultiplier Tube | p. 87 |
Scintillator | p. 88 |
Precautions Liquid Scintillation | p. 92 |
Gel Scintillators | p. 94 |
Filter Paper Soaked with Scintillator | p. 95 |
Parameters Controlling the Scintillation Counter | p. 95 |
Optimum Conditions for Counting | p. 97 |
ß-counting | p. 100 |
Quenching Corrections | p. 102 |
Effect of Multiple Type Radiations on Counting | p. 108 |
Summary | p. 110 |
Non-conventional Detection Techniques | p. 111 |
Introduction | p. 111 |
Semiconductor Detector | p. 111 |
Principle of Semiconductor Detectors | p. 112 |
Formation of p:n Junction | p. 115 |
Effect of Radiation on the p:n Junction | p. 118 |
Silicon and Germanium Lithium Drifted Detectors | p. 121 |
Nuclear Emulsion Techniques | p. 121 |
Solid State Track Detector | p. 126 |
Low Level Counting | p. 127 |
Summary | p. 130 |
Sample Preparation for Counting | p. 131 |
Sample Preparation Techniques | p. 131 |
Solid Sample Source | p. 134 |
Summary | p. 138 |
Factors Affecting the Counting Efficiency | p. 139 |
Introduction | p. 139 |
Geometrical Efficiency | p. 140 |
Decay Scheme | p. 146 |
Summary | p. 150 |
Identification of Radioactive Isotopes | p. 151 |
Introduction | p. 151 |
Counter Selection | p. 152 |
Energy Determination | p. 152 |
ß-spectrometry | p. 152 |
Determination of Emax | p. 157 |
Determination of Energy of -Particles or -rays | p. 158 |
Photographic Emulsion Technique | p. 158 |
Half-thickness | p. 159 |
Half-life Determination | p. 159 |
Summary | p. 163 |
References | p. 163 |
Statistics of Counting | p. 164 |
Introduction | p. 164 |
Statistical Error in Counting | p. 165 |
Gaussian Distribution Curve | p. 167 |
Sums and Differences of Counts | p. 170 |
Multiplication or Division to Recorded Count | p. 171 |
Summary | p. 173 |
Health Hazards and Protection | p. 174 |
Introduction | p. 174 |
Biological Effect of Radiation | p. 175 |
External Exposure | p. 176 |
Internal Absorption | p. 177 |
Units of Radiation Dose | p. 179 |
Protection from External Hazard | p. 184 |
Instruments for Detection and Measurement of Radiation | p. 185 |
Design of a Radioactive Tracer Suit | p. 186 |
Decontamination of Apparatus | p. 188 |
Discipline in the Radioactive Laboratory | p. 191 |
Summary | p. 192 |
Radiochemical Separation Techniques | p. 193 |
Introduction | p. 193 |
Separation and Purification Techniques | p. 194 |
Co-precipitation | p. 194 |
Solvent Extraction | p. 196 |
Electrochemical Methods | p. 197 |
Volatilization and Distillation | p. 198 |
Chromatography | p. 198 |
Activation Analysis | p. 204 |
Summary | p. 208 |
Hot Atom-nuclear Reaction | p. 209 |
Introduction | p. 209 |
Szilard-Chalmers Reactions | p. 210 |
Application of Szilard-Chalmers Reactions | p. 213 |
Summary | p. 214 |
Problems | p. 215 |
References | p. 224 |
Index | p. 227 |
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