- X rays
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-
- discovery
RÖNTGEN 1895
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- scattering
COMPTON 1923
Ξ(1530 P13) resonance, first evidence
BERTANZA 1962D
PJERROU 1962
- Ξ
-
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- cascade decay, confirmation
COWAN 1954
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- confirmation
ANDERSON 1953B
COWAN 1953
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- first evidence
ARMENTEROS 1952
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- Gell-Mann scheme
SORRELS 1955
- Ξo
-
-
- first evidence
ALVAREZ 1959
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- prediction
GELL-MANN 1956
NISHIJIMA 1955
- anti-Ξ+
-
-
- confirmation
CERN 1962
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- production, first observation
BROWN 1962
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