Title G-APD Avtivities at GSI G-APD Activities at GSI •Present instrumentation for the project •Pulse hight spectra of SiPM from different producers •First spectral sensitivity measurements •Development of a Cherenkov photon counter FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 A.Wilms H.Orth 1. Present instrumentation for the project G-APD Avtivities at GSI PicoQuant pulsed light source • • • Driver PDL 800-D LED head λ = 460 nm, Δt = 1 ns Diode laser head λ = 660 nm, Δt = 50 ps Tektronix Digital Oscilloscope DPO7000 • • 4 Channel, 2,5 GHz, 40 Gs/s 3.5 GHz differential probe VME • • CAEN 32 ch TAC 20ps CAEN 32 ch QDC 0.1 pC Precision V-A meters • Two 5-1/2 digits Power suplies FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 A.Wilms H.Orth Work Bench in PANDA Lab PicoQuant light source driver G-APD Avtivities at GSI Dark box FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 A.Wilms H.Orth G-APD Avtivities at GSI Work Bench in APD Lab Monochrometer λ = 200 – 800 nm Light coupling to 20 quartz fibers MAPD3 Dark box G-APD box FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 A.Wilms H.Orth L = 6,0 L = 6,1 Hamamatsu slow 90 mV/div 10ns/div L = 6,15 MPPC 11-25C, Vbias = 70,3 V LED-450nm, AMP-0604 slow preamp (4ns) L : light intensity L : light intensity MPPC 11-25C, Vbias = 70,3 V LED-450nm, AMP-0611 fast preamp (.7ns) G-APD Avtivities at GSI 10 mV/div L = 6,05 5 ns/div Laserhead 650 nm L = 6,10 FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 A.Wilms H.Orth G-APD Avtivities at GSI L = 6,05 L = 6,05 Sensor #1 Sensor #2 10 mV/div 5 ns/div MAPD1 (old), Vbias=34.3 V LED 450 nm AMP-0611 (fast) L = 6,20 L : light intensity FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 A.Wilms H.Orth G-APD Avtivities at GSI L = 6.0; 5 mV; 5 ns L = 6.2; 5 mV; 10 ns MAPD3(old) MAPD 3A Zecotek L = 6.1; 20 mV; 20 ns FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 MAPD 3B L = 6.0; 5 mV; 10 ns A.Wilms H.Orth G-APD Avtivities at GSI L = 6.00: 20 mV; 20 ns L = 5.95; 20 mV; 20 ns SensL SPMM 3035 (3640 cells); Vbias = 30.3 V L = 6.05; 20 mV; 20 ns L = 6.10; 20 mV; 20 ns FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 A.Wilms H.Orth G-APD Avtivities at GSI L = 5.90: 10 mV: 20 ns L = 6.00; 20 mV; 20 ns SensL SPMM 3020 (8640 cells) Vbias = 30.3 V L = 6.05; 20 mV; 20 ns FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 L = 6.10; 20 mV; 20 ns A.Wilms H.Orth G-APD Avtivities at GSI L = 5.90; 10 mV; 20 ns L = 5.90; 5 mV; 20 ns Photonique SPMM 611B4 MM-PCB (4.4mm2); blue sensitive Vbias = 27 V L = 6.10; 10 mV; 20 ns FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 L = 6.10; 10 mV; 5 ns A.Wilms H.Orth G-APD Avtivities at GSI Spectral sensitivity of Hamamatsu sensor MPPC 11-25C; 70.3V Calibrated PIN Diode FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 A.Wilms H.Orth G-APD Avtivities at GSI Spectral sensitivity of Zecotek sensors MAPD 3B; 68.5V MAPD 3A; 66.8V MAPD 3; 97.5V Calibrated PIN diode FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 A.Wilms H.Orth G-APD Avtivities at GSI Large area sensor with light catcher 4 x 4 matrix Hamamatsu 33-050C or Zecotek MAPD3 35 mm 8.5 mm Aim: 8 x 8 matrix with PDE larger than 20 % FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 A.Wilms H.Orth G-APD Avtivities at GSI FP7 Kick-off Workshop on G-APDs GSI 9-10 Feb. 2009 A.Wilms H.Orth
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