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

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Page 37

The spins Spit of the decaying nuclei initially are linal aligned with respect to b )

some spatial

and reflected Wu are observed with moexperiment ( b ) . mentum Peipal ( cf. Fig .

The spins Spit of the decaying nuclei initially are linal aligned with respect to b )

some spatial

**direction**; decay products ( electrons ) Fig . 5 . Wu experiment ( a )and reflected Wu are observed with moexperiment ( b ) . mentum Peipal ( cf. Fig .

Page 261

The three experiments now attempt a determination of these three constants . In

order to appreciate the different procedures it must be noticed that the horizontal

beam of neutrons defines the beam

...

The three experiments now attempt a determination of these three constants . In

order to appreciate the different procedures it must be noticed that the horizontal

beam of neutrons defines the beam

**direction**and that the neutron polarization is...

Page 281

A particle with spin S possesses , in general , ( 28 + 1 ) possible orientations of its

intrinsic angular momentum with respect to a given

called unpolarized if all of these states are equally populated . The electron , a ...

A particle with spin S possesses , in general , ( 28 + 1 ) possible orientations of its

intrinsic angular momentum with respect to a given

**direction**. A particle beam iscalled unpolarized if all of these states are equally populated . The electron , a ...

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### Contents

GENERALITÀ | 1 |

PARTE PRIMA Problemi teorici | 9 |

PARTE SECONDA Correlazioni angolari polarizzazioni e decadimenti beta | 197 |

4 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 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