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Similaire à Timing system for picosecond laser power point
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Timing system for picosecond laser power point
- 1. Timing system for picosecond laser experiences CLEO : 2012 1 1
- 2. • Typical laser system application • Timing requirements • BNC solutions • Trigger mode • Synchronized output Pulse • GUI • Other applications 2
- 3. Typical laser sytem application Amplifier N°1 Amplifier N°2 Pockel Pockel Pockel Pockel Oscillator Cell Crystal Cell Cell Crystal Cell Experiment Q-Switch Q-Switch Pumplaser Pumplaser Detector Photot iode 80 MHz Timing system Diagnostics 80 MHz Oscillator Amplifier N°1 running at 100 Hz Amplifier N°2 running at 10 Hz Single shot target diagnostics instrument 3 Timing sytem to synchronise all trigger and control signal
- 4. Timing requirement Equipements Function Frequency Delay before the laser pulse Amplifier N°1 Pumplaser 100 Hz 2 ms Q-switch Single shot 3 µs Pockel cell Single shot 1 µs Amplifier N°2 Pumplaser 10 Hz 300 µs Q-switch Single shot 2 µs Pockel cell Single shot 0.5 µs Diagnostics Single shot 10ns Single shot 1ns Timing system 80 MHz (*) (*) can be driven by external R.F (from laser oscillator in our example) or internal RF ( in this case the timing sytem drive the laser socillator) 4
- 5. BNC solution Base Topology Central Master Oscillator SHOT Transmitter AREA 1 AREA 2 Local Local Delay generator Delay generator Equipment Equipment Pilote Diagnostics Equipements BIG PHYSIC EXPERIMENT 5
- 6. GFT3011: The hart of the system Safety control 8 delayed local Ouput Pulses Hardware Single Shot trigger 10 to 100MHz GFT3001 T0 RF up to 200MHz Master Oscillator Transmitter Clock Output Ethernet Network Monomode fiber To 8 Receiver Delay Generators spread in a experience room or facility 6
- 7. Trigger modes/source Each output of the delay generator can be sets to Repetitive Mode (5 frequency) F0 F0 (1 kHz) F1 to F4 F1 with F1 > F2 > F3 > F4 F2 Single Shot mode F3 SS1 SS2 F4 IN1 and IN2 frequency betwen 1 to 100 kHz SS1 M* F1 synchronous to F4 SS2 Operator EXPERIENCE 7
- 8. Delayed output pulse Performance under 50Ω Delay Resolution Jitter rms Pulse Pulse Pulse generator Ch./ Ch. Amplitude Width Rise time GFT1208, cPCI 1ps 15 ps 10V or 3V 0.2 to 10µs 1ns (**) GFT9404, PXI 1ps 15 ps 2 To 5 V 0.2 to 10µs 0.7ns GFT1504 1ps 10 ps 2.5 to 10 V 100ns to 10ms 0.7 ns (*) GFT3001 1ps 10 ps 2.5 to 10 V 100ns to 10ms 0.7 ns (*) (* ) Channel option: 32V / 1µs, 5 to 20 V, TTL positive or negative (**) same amplitude for all outputs 8
- 9. GUI 9
- 10. Accesories for timing • GFT2002: Time interval meter to check the quality of the timing (1ps resolution and 5ps rms jitter) • GFT100/GFT200: Compact module to transmit pulse to remote location up to 1 Km via F.O • Repeater: copy N x the trigger • Amplifier and formating for pick-up photodiode 10
- 11. Other applications Petawatt High energy laser Synchrotron Big Physics experiment About the Company BNC Scientific, a division of Berkeley Nucleonics Corporation, is available to address growing demands in the scientific community with Tel (866) 276-6188 strong, US-based service and application support. We offer a high degree of attention to each application with unparalleled use of technology Fax (707) 262-6522 11 resources. BNC Scientific represents best-in-class instrumentation for applications in research.