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

### From inside the book

Results 1-3 of 22

Page 320

This can be accounted for by an isotopic spin selection

processes , first mentioned by GELL - MANN and PAIS [ 18 ] , the AT = 1 selection

This can be accounted for by an isotopic spin selection

**rule**for the weak decayprocesses , first mentioned by GELL - MANN and PAIS [ 18 ] , the AT = 1 selection

**rule**. Indeed this selection**rule**actually forbids K - 2 decay . With T = } for the K ...Page 325

This

an entirely empirical basis , to be discussed further below . An example of a weak

interaction from which this

This

**rule**, which was mentioned above in the discussion of the K - 2 modes , hasan entirely empirical basis , to be discussed further below . An example of a weak

interaction from which this

**rule**would follow rigorously , can readily be ...Page 327

A more severe test of the AT = į

→ 3T ) / ( K ; 371 ) , for the [ AT ] = }

value unity [ 50 , 64 ) . An admixture of AT1 = } transition changes this ratio to w (

K + ...

A more severe test of the AT = į

**rule**would be given by study of the ratio w ( K +→ 3T ) / ( K ; 371 ) , for the [ AT ] = }

**rule**predicts that this ratio should have thevalue unity [ 50 , 64 ) . An admixture of AT1 = } transition changes this ratio to w (

K + ...

### What people are saying - Write a review

We haven't found any reviews in the usual places.

### Contents

GENERALITÀ | 1 |

PARTE PRIMA Problemi teorici | 9 |

PARTE SECONDA Correlazioni angolari polarizzazioni e decadimenti beta | 251 |

3 other sections not shown

### Other editions - View all

### Common terms and phrases

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 element elementary 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 observed obtained operators pairs parity particle phase Phys physics polarization possible present principle problem properties purely quantity quantum quantum mechanics question radiation ratio reason reference relation relativity respect result scattering shown shows solution space spin spinor symmetry Table theory transformation transition universe vector wave weak zero