## Proceedings of the International School of Physics "Enrico Fermi.", Volume 11N. Zanichelli, 1960 - Nuclear physics |

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Page 270

If the matrix elements for a decay are

straight line for each such decay [ 29 ] where R -113 А ( 5.4 ) B = ft [ ( 1 - x ) M +

xMr ) , ( 5.5 ) ah ? In 2 ( C } + Cảm5c4 ? with S Fig . 18. Scott diagram . ( 5.6 ) ca C

' } + ...

If the matrix elements for a decay are

**known**, then a plot of B vs. x yields astraight line for each such decay [ 29 ] where R -113 А ( 5.4 ) B = ft [ ( 1 - x ) M +

xMr ) , ( 5.5 ) ah ? In 2 ( C } + Cảm5c4 ? with S Fig . 18. Scott diagram . ( 5.6 ) ca C

' } + ...

Page 300

Strange particle Σ 10 First we shall survey briefly the major decay modes

for the strange particles , with their decay probabilities as given by experiment .

The main features are summarized in Table I. For the hyperons , pionic decay ...

Strange particle Σ 10 First we shall survey briefly the major decay modes

**known**for the strange particles , with their decay probabilities as given by experiment .

The main features are summarized in Table I. For the hyperons , pionic decay ...

Page 327

From the

one deduces w ( K ) → ++ + T + 7 ° ) < 1.8 +0.6.106 s - 1 . Now , for the symmetric

T = 1 state , one has the ratio w ( K → 37 ° ) / w ( K ; → ++ - ++ " ) = 1.5 .

From the

**known**K lifetime , w tot ( Kg ) has the value 12 + 8.106 5-7 , from whichone deduces w ( K ) → ++ + T + 7 ° ) < 1.8 +0.6.106 s - 1 . Now , for the symmetric

T = 1 state , one has the ratio w ( K → 37 ° ) / w ( K ; → ++ - ++ " ) = 1.5 .

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### Contents

GENERALITÀ | 1 |

PARTE PRIMA Problemi teorici | 9 |

PARTE SECONDA Correlazioni angolari polarizzazioni e decadimenti beta | 197 |

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allowed angle angular assumed calculated charge classical combination completely component connection conservation consider constant contribute correlation corresponding coupling curvature decay defined density dependence derived described determination direction discussed effects electric electromagnetic field electron elementary elements emission energy equations example existence experiment experimental expression factor Fermi field final finds formula function geometrodynamics geometry give given gravitational histories initial interaction invariance known leads limit magnetic mass matrix means measured metric modes momentum neutrino neutron nuclei nucleons observed obtained operators pairs parity particle phase Phys physics polarization possible present principle problem properties purely quantity quantum quantum mechanics radiation ratio reason reference relation relativity requires respect result scattering shown shows solution space spin symmetry Table theory transformation transitions universe vector wave weak zero