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The Belle II Experiment at SuperKEKB. Leo Piilonen, Virginia Tech. ... with an acknowledgement to my colleagues for their contributions. Brookhaven Forum May 2013. 1. 2. growing at ≈100/year. growing at ≈100/year. growing at ≈100/year. Belle physics output (compiled by Simon Eidelman).
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The Belle II Experiment at SuperKEKB Leo Piilonen, Virginia Tech ... with an acknowledgement to my colleagues for their contributions Brookhaven Forum May 2013 1
growing at ≈100/year growing at ≈100/year growing at ≈100/year Belle physics output (compiled by Simon Eidelman) # citations ➨ # papers ➨ 375 papers published plus ≈30/year 3
7 See Tom Browder’s and Dave Hitlin’s talks
adapted from G. Isidori et al., Ann. Rev. Nucl. Part. Sci. 60, 355 (2010) 8
Search for New Physics at Belle II • Precision CKM unitarity tests • NP effects in B decays with missing energy, such as • LFV in B • and decays • FCNC (via virtual • heavy particles in loops) • Charm studies • (including exotica) • Dark-sector particles “A unified and unbiased attack on new physics” – Tom Browder 10
SuperKEKB is the intensity frontier 40x higher luminosity than KEKB 1036 Peak luminosity trends at e+e– colliders KEKB Luminosity (cm–2 s–1) PEP-II 11
L Nano-Beam Scheme (without crab) present KEKB Half crossing angle: φ Hourglass condition: βy*>~ L=σx/φ 1μm SuperKEKB 100μm 22 mrad crossing angle 5mm ~50nm 1μm 100μm 5mm 83 mrad crossing angle 13 12
S/N ~ 40 26
We welcome new collaborators! Open collaboration meeting on July 4–7 at Virginia Tech 42
We welcome new collaborators! Open collaboration meeting on July 4–7 at Virginia Tech 43