Physics and Engineering of Radiation Detection
216 Chapter 3. Gas Filled Detectors 12.A GM counter records a rate of 2× 103 counts per second when placed in a radiation field. ...
BIBLIOGRAPHY 217 Bibliography [1] Ahmed, S.N. et al., High-Precision Ionization Chamber for Relative In- tensity Monitoring of S ...
218 Chapter 3. Gas Filled Detectors [15] Kapoor, Nuclear Radiation Detectors, John Wiley and Sons Ltd., 1986. [16] Kleinknecht, ...
BIBLIOGRAPHY 219 [33] Rice-Evans, P., Spark, Streamer, Proportional and Drift Chambers, Richelieu, London, 1974. [34] Rogers, D. ...
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221 Chapter 4 Liquid Filled Detectors There is no reason why a liquid can not be used as an ionizing medium for detection of rad ...
222 Chapter 4. Liquid Filled Detectors Unfortunately, unlike gases, in liquids the energy needed to create a charge pair does de ...
4.1. Properties of Liquids 223 Table 4.1.1: WandGvalues of several liquids used in radiation detectors (25; 9). Liquid W(eV) G L ...
224 Chapter 4. Liquid Filled Detectors having an effective mass and unit positive charge. It is also able to move from one site ...
4.1. Properties of Liquids 225 X+ Radiation Incident Hole + + Charge Pair Creation Charge Transfer + X M M Electron ...
226 Chapter 4. Liquid Filled Detectors Let us now turn our attention to the liquids that can be used as active detection media i ...
4.1. Properties of Liquids 227 Figure 4.1.6: Variation of electron drift velocity with electric field strength for liquefied nob ...
228 Chapter 4. Liquid Filled Detectors Figure 4.1.7: Variation of electron drift velocity with elec- tric field strength for liq ...
4.2. Liquid Ionization Chamber 229 whereμionrepresents the mobility of ions. Fig.4.1.8 shows an experimental curve of drift velo ...
230 Chapter 4. Liquid Filled Detectors Proportionality:In the Chapter on gas filled detectors we saw that one of the strongest ...
4.3. Liquid Proportional Counters 231 a cylinder with an anode wire stretched across its axis. Such a structure provides a very ...
232 Chapter 4. Liquid Filled Detectors Now, the electrons that survive local recombination, encounter impurity molecules as they ...
4.4. Commonly Used Liquid Detection Media 233 where we have used the approximationr−a≈r+a≈rsincer>>a. Substitution ofN 1 f ...
234 Chapter 4. Liquid Filled Detectors Table 4.4.1: Properties of liquefied noble gases. Property Argon Krypton Xenon Z 18 36 58 ...
4.5. Sources of Error in Liquid Filled Ionizing Detectors 235 This can also introduce nonlinearity in the detector’s response wi ...
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