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

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Page 173

The cross section for two gravitons to interact and produce a pair TABLE XII .

Order - of - magnitude

collision of two quanta of equal but opposite momenta ( from Brill and WHEELER

[ 69 ] ) .

The cross section for two gravitons to interact and produce a pair TABLE XII .

Order - of - magnitude

**estimate**of cross section for creation of a pair by thecollision of two quanta of equal but opposite momenta ( from Brill and WHEELER

[ 69 ] ) .

Page 331

Only non - mesonic events giving two charged prongs have been included in the

appears probable that some of the detailed properties of these weak ...

Only non - mesonic events giving two charged prongs have been included in the

**estimate**( 6.7 ) , which refers to an unknown mixture of ' He , and “ Hey events . Itappears probable that some of the detailed properties of these weak ...

Page 348

The non - renormalization hypothesis has also been applied recently to obtain an

the non - renormalization hypothesis is essentially the following . The vector ...

The non - renormalization hypothesis has also been applied recently to obtain an

**estimate**of the cross - section of high energy neutrinos [ 12 ] . The derivation fromthe non - renormalization hypothesis is essentially the following . The vector ...

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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