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Search for<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mi>B</mml:mi><mml:mn>0</mml:mn></mml:msup></mml:math>decays to invisible final states at Belle
We report a search for B0 decays into invisible final states using a data sample of 657×106 B¯¯¯B pairs collected at the Υ(4S) resonance with the Belle detector at the KEKB e+e− collider. The signal is identified by fully reconstructing a hadronic decay of the accompanying B meson and requiring …