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artiq/examples/al_spectroscopy.py

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from artiq import *
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class AluminumSpectroscopy(AutoContext):
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parameters = "mains_sync laser_cooling spectroscopy spectroscopy_b state_detection pmt \
spectroscopy_freq photon_limit_low photon_limit_high"
@kernel
def run(self):
state_0_count = 0
for count in range(100):
self.mains_sync.wait_edge()
delay(10*us)
self.laser_cooling.pulse(100*MHz, 100*us)
delay(5*us)
with parallel:
self.spectroscopy.pulse(self.spectroscopy_freq, 100*us)
with sequential:
delay(50*us)
self.spectroscopy_b.set(200)
delay(5*us)
while True:
delay(5*us)
with parallel:
self.state_detection.pulse(100*MHz, 10*us)
photon_count = self.pmt.count_gate(10*us)
if (photon_count < self.photon_limit_low
or photon_count > self.photon_limit_high):
break
if photon_count < self.photon_limit_low:
state_0_count += 1
return state_0_count
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if __name__ == "__main__":
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from artiq.sim import devices as sd
from artiq.sim import time
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exp = AluminumSpectroscopy(
core=sd.Core(),
mains_sync=sd.Input(name="mains_sync"),
laser_cooling=sd.WaveOutput(name="laser_cooling"),
spectroscopy=sd.WaveOutput(name="spectroscopy"),
spectroscopy_b=sd.VoltageOutput(name="spectroscopy_b"),
state_detection=sd.WaveOutput(name="state_detection"),
pmt=sd.Input(name="pmt"),
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spectroscopy_freq=432*MHz,
photon_limit_low=10,
photon_limit_high=15
)
exp.run()
print(time.manager.format_timeline())