wey — ~ sen te wey SP eed “se 3! ee ¥ aa * as lew. an CONTENTS Acknowledgment .. Lee e. . . Introduction ...... oo} . CHAPTER 1 eof . sual THE DEVICES . , oe ©e e ee e ° -_ e 28 @ ° e o e ee e ee ee @ ee . oc @& © . @ ° e es e 8 @ eo . ° 8 e 1 9 ytd Hid 2s ° it ee @ psi ce oe ° Ob ‘ ee Re intaya }ee ‘ . ri? a's y. * we RM gh bee get, mM ‘ General, wie 0 eS 23 ae ae fe Be + oe Ss ee - ETS 5 Ah ee Fe ane. we e« aad beet eS ey @ 3 General Statements .......2.68-. Methods of Measuring Energy Release . Energy Release By Radiochemical Means oA A. B. Detectors . oso e #@ @ e@ e@ @® e@# @ @# @ Hydrodynamic Yield from Fireball Photography. Power vs Time and Time of Minimum Measure-_ ment (Bhangmeter) .. 2... 2.22 ee eee Yield Determination by Time of Arrival Method Introduction . oe . e ° oo} ° oe a e e * ° e Expected Gamma-ray Levels . ee UCRL Measurements ..... Teller and Scintillation Alpha ° Electromagnetic Alpha ...... e HOO D> Alpha Measurenents e nM ia) nm ~ Cc. Energy Release from Primary Bombs Total Energy Release . Energy Release Information from cy 2.2.1 Capled/DOE LANL,J-Div, # e 2.1 2.2 ee —_—

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