单词 | scintillation phosphor |
释义 | > as lemmasscintillation phosphor C1. General attributive in sense 5, as scintillation fluid, scintillation method, scintillation phosphor, scintillation vial, etc. ΘΚΠ the world > matter > physics > atomic physics > particle physics > apparatus for detecting charged particles > [noun] > method of counting scattered particles scintillation method1906 the world > matter > physics > atomic nucleus > radioactivity > alpha radiation > [noun] > method of detecting scintillation method1906 the world > matter > physics > atomic nucleus > radioactivity > alpha radiation > [noun] > detector for charged particles > with counting device > component of scintillation fluid1959 1906 E. Rutherford Radioactive Transformations x. 229 It was also found that the range in air of the α particles expelled from thorium B, determined both by the electrical and scintillation methods, was about 8.6 cms., or about 1.6 cms. greater than that for the α particles from radium C. 1929 Proc. Royal Soc. A. 123 375 The number of α-particles scattered through an angle of about 135° is counted by the scintillation method. 1951 Physical Rev. 83 467/1 (heading) Scintillation spectroscopy of the gamma-rays from slow neutron capture in manganese. 1952 Rev. Sci. Instruments 23 301/1 The detecting element is a scintillation phosphor of the usual kind and a photomultiplier tube. 1952 Rev. Sci. Instruments 23 503/2 These assemblies have been found to satisfy all the requirements of scintillation spectrometry as well as ordinary gamma-ray counting. 1953 F. Gaynor & A. von Zeppelin tr. W. Heisenberg Nucl. Physics vii. 141 We shall begin with the instruments of detection and study. The oldest method is the scintillation method. 1959 Arch. Biochem. & Biophysics 81 382 Cholesterol specific activities were measured by..adding 1 ml. absolute ethanol and 13 ml. scintillation fluid..and counting in a Packard Tri-Carb counter. 1961 Biophysica et Biochemica Acta 48 343 After 1 h of additional shaking, the contents of the center well were transferred into a scintillation vial. 1990 Jrnl. Developmental Physiol. 14 61/1 The filters were washed by a 5 ml ice cold stop solution and placed in a scintillation vial. 2004 H. J. McDermott Air Monitoring for Toxic Exposures (ed. 2) xv. 459/2 Remove the filter from the holder using forceps and carefully place it facing the scintillation phosphor. < as lemmas |
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