artiq/examples/al_spectroscopy.py

40 lines
1.3 KiB
Python

from artiq import *
class AluminumSpectroscopy(AutoContext):
mains_sync = Device("ttl_in")
laser_cooling = Device("dds")
spectroscopy = Device("dds")
spectroscopy_b = Device("dac")
state_detection = Device("dds")
pmt = Device("ttl_in")
spectroscopy_freq = Parameter(432*MHz)
photon_limit_low = Parameter(10)
photon_limit_high = Parameter(15)
@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