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

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Page 226

Il pis The linking factor ( 61 ) , by the restricting triangle conditions imposed on the

quantum numbers for the non - vanishing of W and X symbols , embodies , for 1 -

- 1 ' = 1 , 1 = } , the well - known selection rules for allowed

Il pis The linking factor ( 61 ) , by the restricting triangle conditions imposed on the

quantum numbers for the non - vanishing of W and X symbols , embodies , for 1 -

- 1 ' = 1 , 1 = } , the well - known selection rules for allowed

**transitions**: J , - J ...Page 236

In J J

contribute both « pure » » ( r = . 7 ' ' ) and « cross » ( r + p ' ) terms to that emission

factor ; the only exception is the ( ) →

In J J

**transitions**, on the other hand , both types of interaction will in generalcontribute both « pure » » ( r = . 7 ' ' ) and « cross » ( r + p ' ) terms to that emission

factor ; the only exception is the ( ) →

**transition**, which , as shown by the above ...Page 377

the corresponding

v / m , ) 2 94 + Qv ! ? ( 1 - - cos 0 ) 19 ( 0 ) 2 = 11 m . , j aldo , ( 1 - cos 9 ) 29 " ( 137

) " " 1 + v / m 22 19 where m ' , is the reduced mass of the top system . Similarly ...

the corresponding

**transition**probability : ( 5 ) 15 Of 12 , 221 P , - 2 . 7 ( 29 ) 3 ( 1 +v / m , ) 2 94 + Qv ! ? ( 1 - - cos 0 ) 19 ( 0 ) 2 = 11 m . , j aldo , ( 1 - cos 9 ) 29 " ( 137

) " " 1 + v / m 22 19 where m ' , is the reduced mass of the top system . Similarly ...

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### Contents

GENERALITĄ | 1 |

PARTE PRIMA Problemi teorici | 9 |

PARTE SECONDA Correlazioni angolari polarizzazioni e decadimenti beta | 251 |

3 other sections not shown

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### 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