Experiments revealed that the decay probabilities of right - spinning and left - spinning cobalt atoms were different . this phenomenon of symmetry breakdown is called the violation of the principle of parity conservation 右旋和左旋的钴获实验证明它们的衰变率并不相同，即所谓宇称不守恒。
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Experiments revealed that the decay probabilities of right - spinning and left - spinning cobalt atoms were different . this phenomenon of symmetry breakdown is called the violation of the principle of parity conservation 右旋和左旋的钴获实验证明它们的衰变率并不相同，即所谓宇称不守恒。
