Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay Kam-Biu Luk University of California, Berkeley and Lawrence Berkely National Laboratory
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay Theoretical Predictions Evidence of Neutrino Oscillation Solar neutrinos ( e x ): Homestake (USA) e + 37 Cl 37 Ar + e - 1 SNU = interaction/atom/s
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay Evidence of Neutrino Oscillation (cont.) Solar neutrinos ( e x ): SNO (Canada)
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay Evidence of Neutrino Oscillation (cont.) Atmospheric neutrinos ( ): Super-Kamiokande (Japan)
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay Evidence of Neutrino Oscillation (cont.) Accelerator anti-neutrinos ( e ): LSND
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay Evidence of Neutrino Oscillation (cont.) Reactor anti-neutrinos ( e x ) at ~180 km: KamLAND (Japan) e
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay Parametrize the mixing matrix as: At large L/E, the probability of e e is: Neutrino Mixing For massive neutrinos, the weak eigenstates are not the same as the mass eigenstates:
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay Reach in ∆m 2
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay On-going Verification of Neutrino Oscillation 1999 data observed 29 events expect 44 events (no osc.) K2K(Japan): reproducing atmospheric neutrino oscillation ( ) 250km
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay On-Going Verification of Neutrino Oscillation (cont.) MiniBooNe (USA): Repeating LSND
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay Upcoming Verification of Neutrino Oscillation MINOS (USA): reproducing atmospheric neutrino oscillation using accelerator produced beam Soudan Mine 730 km away Fermilab
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay Upcoming Verification of Neutrino Oscillation CNGS-ICARUS-OPERA (Europe): reproducing atmospheric neutrino oscillation using CERN produced beam ICARUS
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay Search For Subdominant Neutrino Oscillation Reactor anti-neutrinos ( e x ) at 1 km: CHOOZ (France), Palo Verde (USA) sin 2 (2 13 ) ∆m 13 2 (eV 2 )
Kam-Biu Luk 28 Nov, 2003 Neutrino at Daya Bay