1. ScECAL

2. ScECAL in ILD Tungsten  Sensor unit: scintillator strip + MPPC  45 x 5 x 2 mm3 scintillator strip  1.4 x 1.4 x 0.6 mm 3 MPPC near future  Special algorithm: Strip Splitting Algorithm  extract the effective 5 x 5 mm 3 lateral ScintillatorMPPC

3. ScECAL Physics Prototype 1600 pix MPPC Scintillator strip 10x45x3 mm WLS 30 layers w/ W absorber tested at FNAL in 2008, 2009 Deviation from linear < 1.5% w/o systematics 2 – 32 GeV Energy resolution for electron stochastic term: 13.16±0.05% constant term: 2.32±0.02% w/o systematics 1.17% after subtract 2% intrinsic momentum spread linearity for electron 2 – 32 GeV CALICE Preliminary

4. ScECAL Technical Prototype Scintillator/MPPC units on PCB Four ASICs (SPIROCII) on PCB Thickness of PCB 0.8 mm is the next challenge TB Sep. 2012 @ DESY