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Commit 426e8de7 authored by Yb Tweezer's avatar Yb Tweezer
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upkeep (dirty)

parent ff7e23bf
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green_mot_ramp_shim_scan.py
View file @ 426e8de7
......@@ -11,25 +11,25 @@ outdir = DATADIRS.compressed_mot.joinpath(timestamp)
comments = """
Narrowline cooling
w/o blue tweezer
w blue tweezer
================================
"""[1:-1]
# CAMERA OPTIONS
camera_config = {
"exposure_time": 300,
"gain": 45.49,
"exposure_time": 20000,
"gain": 47.99,
"gamma": 1.25,
"black_level": 5.0,
"bin_size": 1,
}
clk_freq = 10e6 # Hz
t0 = 2.0 # cooling seq
t0 = 1.0 # cooling seq
tau = 70e-3
SHIMS_LR = np.linspace(0.2, 0.2, 1) # LeftRight
SHIMS_FB = np.linspace(2.2, 2.2, 1) # FrontBack
SHIMS_UD = np.linspace(0.7, 0.7, 1) # UpDown
SHIMS_LR = np.linspace(0, 1, 4) # LeftRight
SHIMS_FB = np.linspace(0, 1, 4) # FrontBack
SHIMS_UD = np.linspace(0, 1, 4) # UpDown
def make_sequence(name: str, shim_fb: float, shim_lr: float, shim_ud: float):
name = f"fb={shim_fb:.5f}_lr={shim_lr:.5f}_ud={shim_ud:.5f}" \
if name is None else name
......@@ -38,12 +38,12 @@ def make_sequence(name: str, shim_fb: float, shim_lr: float, shim_ud: float):
.digital_hilo(*C.dummy, 0.0, t0 + 800e-3)
.with_color("k").with_stack_idx(0)
),
"Camera 1": (Sequence
.digital_pulse(*C.flir_trig, t0 - 10e-3, 0.2985e-3)
.with_color("C2").with_stack_idx(4)
),
# "Camera 1": (Sequence
# .digital_pulse(*C.flir_trig, t0 - 15e-3 - 0*50e-3, 0.2985e-3)
# .with_color("C2").with_stack_idx(4)
# ),
"Camera 2": (Sequence
.digital_pulse(*C.flir_trig, t0 + 80e-3, 0.2985e-3)
.digital_pulse(*C.flir_trig, t0 + tau - 20e-3 + 0*80e-3, 0.2985e-3)
.with_color("C2").with_stack_idx(4)
),
"Push shutter": (Sequence
......@@ -115,9 +115,9 @@ def make_sequence(name: str, shim_fb: float, shim_lr: float, shim_ud: float):
<< Event.analog(**C.shim_coils_fb, s=shim_fb) @ (t0 + tau - 20.5e-3 + 1e-16)
<< Event.analog(**C.shim_coils_lr, s=shim_lr) @ (t0 + tau - 20.5e-3 + 2e-16)
<< Event.analog(**C.shim_coils_ud, s=shim_ud) @ (t0 + tau - 20.5e-3 + 3e-16)
<< Event.analog(**C.shim_coils_fb, s=4.50) @ (t0 + tau + 0e-3 + 1e-16)
<< Event.analog(**C.shim_coils_lr, s=2.20) @ (t0 + tau + 0e-3 + 2e-16)
<< Event.analog(**C.shim_coils_ud, s=4.30) @ (t0 + tau + 0e-3 + 3e-16)
<< Event.analog(**C.shim_coils_fb, s=5.0) @ (t0 + tau + 0e-3 + 1e-16)
<< Event.analog(**C.shim_coils_lr, s=3.50) @ (t0 + tau + 0e-3 + 2e-16)
<< Event.analog(**C.shim_coils_ud, s=4.40) @ (t0 + tau + 0e-3 + 3e-16)
).with_color("C8"),
"Green beams AOM": (Sequence
......@@ -126,15 +126,12 @@ def make_sequence(name: str, shim_fb: float, shim_lr: float, shim_ud: float):
"Green beams shutter": (Sequence
.digital_hilo(*C.mot3_green_sh, t0 - 5e-3, t0 + tau)
).with_color("C6").with_stack_idx(7),
# "Green imaging AOM": (Sequence
# .digital_hilo(*C.raman_green, t0 + tau + 10e-3, t0 + tau + 20e-3 )
# ).with_color("C6").with_stack_idx(6),
# "Blue tweezer shutter": (Sequence
# .digital_pulse(*C.probe_sh, t0 + tau - 15e-3, 15e-3)
# ).with_color("C4").with_stack_idx(3),
# "Blue tweezer aom": (Sequence
# .digital_pulse(*C.probe_aom, t0 + tau - 10e-3, 10e-3)
# ).with_color("C4").with_stack_idx(3),
"Blue tweezer shutter": (Sequence
.digital_pulse(*C.probe_sh, t0 + tau - 15e-3, 15e-3)
).with_color("C4").with_stack_idx(3),
"Blue tweezer aom": (Sequence
.digital_pulse(*C.probe_aom, t0 + tau - 10e-3, 10e-3)
).with_color("C4").with_stack_idx(3),
# "EMCCD": (Sequence
# .digital_pulse(*C.andor_trig, t0 + tau - 17e-3, 10e-3)
......@@ -218,7 +215,7 @@ class FluorescenceImaging(Controller):
self.mog = MOGRF.connect()
(self.mog
.set_frequency(1, 90.0).set_power(1, 29.4)
.set_frequency(1, 90.0).set_power(1, 0)
.set_mode(1, "TSB")
.table_load(1, table)
.set_table_rearm(1, True)
......@@ -238,8 +235,9 @@ class FluorescenceImaging(Controller):
)
arrays = dict()
for k, name in enumerate(self.names):
arrays[name + "_0"] = self.frames[2 * k]
arrays[name + "_1"] = self.frames[2 * k + 1]
arrays[name + "_0"] = self.frames[k]
#arrays[name + "_0"] = self.frames[2 * k]
#arrays[name + "_1"] = self.frames[2 * k + 1]
data = FluorescenceData(
outdir=outdir,
arrays=arrays,
......@@ -262,7 +260,7 @@ class FluorescenceImaging(Controller):
)
def run_camera(self, *args):
self.frames = self.cam.acquire_frames(2 * len(self.names))
self.frames = self.cam.acquire_frames(len(self.names))
def cmd_visualize(self, *args):
make_sequence("", SHIMS_FB.max(), SHIMS_LR.max(), SHIMS_UD.max()) \
......
lib/imaging.py
View file @ 426e8de7
......@@ -17,9 +17,16 @@ import lib.dataio as io
H = 6.626070040e-34
C = 2.99792458e+8
ROI = [978, 651, 127, 122] # [x, y, w, h]
#ROI = [932, 729, 155, 125] # [x, y, w, h]
ROI = [910, 680, 120, 120]
ROI_s = (S[ROI[1]:ROI[1] + ROI[3]], S[ROI[0]:ROI[0] + ROI[2]])
# ROI_bkgd = [945, 560, 100, 100]
# ROI_bkgd_s = (
# S[ROI_bkgd[1]:ROI_bkgd[1] + ROI_bkgd[3]],
# S[ROI_bkgd[0]:ROI_bkgd[0] + ROI_bkgd[2]]
# )
DEF_DX = 3.45 # pixel size for Flir Grasshopper [um]
class ImagingData:
......@@ -179,46 +186,50 @@ class FluorescenceData(ImagingData):
data.outdir, data.arrays, data.config, data.comments, data.results)
def compute_results(self, subtract_bkgd: bool=True, dA: float=DEF_DX**2,
printflag: bool=True):
printflag: bool=True, debug: bool=False):
_dA = self.config.get("bin_size", 1)**2 * dA
if printflag: print("[imaging] Compute results")
compute_mot_number_params = {
"QE": 0.40,
# "QE": 0.40, #blue
"QE": 0.70, #green
"gain": self.config["gain"],
"exposure_time": self.config["exposure_time"] * 1e-6,
"solid_angle": (0.0127**2 * np.pi) / (4 * np.pi * 0.125**2),
"detuning": 50e6 * 2 * np.pi,
"solid_angle": (0.0127**2 * np.pi) / (4 * np.pi * 0.300**2),
# "detuning": 50e6 * 2 * np.pi, #blue
"detuning": 90e3 * 2 * np.pi, #green
"intensity_parameter": 1.0,
}
N_bkgd = compute_mot_number(
self.arrays["background"].astype(np.float64),
**compute_mot_number_params,
) if subtract_bkgd and "background" in self.arrays.keys() else 0.0
for k, (label, array) in enumerate(self.arrays.items()):
dtype_info = np.iinfo(array.dtype)
if array.max() >= (dtype_info.max - dtype_info.bits):
print(
f"[imaging] WARNING: image '{label}' may contain clipping")
# N = compute_mot_number( # debug
# array.astype(np.float64),
# **compute_mot_number_params,
# label
# )
N = compute_mot_number(
array.astype(np.float64),
**compute_mot_number_params,
k=label if debug else None
)
# sx, sy = lmfit_gaussian(array, _dA, label) # debug
sx, sy = lmfit_gaussian(array, _dA)
self.results = dict() if self.results is None else self.results
self.results.update({
label: {
"N": float(N) - float(N_bkgd)
if label != "background" else float(N),
"sx": float(sx),
"sy": float(sy)
"N": float(N) - float(N_bkgd) if label != "background" else float(N)
}
})
# sx, sy = lmfit_gaussian(array, _dA, k=label if debug else None)
# self.results = dict() if self.results is None else self.results
# self.results.update({
# label: {
# "N": float(N) - float(N_bkgd)
# if label != "background" else float(N),
# "sx": float(sx),
# "sy": float(sy)
# }
# })
return self
def compute_mot_number(image, QE, gain, exposure_time, solid_angle,
......@@ -230,10 +241,13 @@ def compute_mot_number(image, QE, gain, exposure_time, solid_angle,
# slice_w = S[int(W / K_w) : int((K_w - 1) * W / K_w)]
# im = image[slice_h, slice_w]
im = image[ROI_s]
#im_bkgd = image[ROI_bkgd_s]
if k is not None:
pd.Plotter().imshow(image).savefig(f"image_{k}.png").close()
pd.Plotter().imshow(im).savefig(f"img_{k}.png").close()
#pd.Plotter().imshow(image).colorbar().savefig(f"image_{k}.png").close()
pd.Plotter().imshow(im,vmax=65535,vmin=5000).set_title(f'{k}').colorbar().savefig(f"img_{k}.png").close()
#pd.Plotter().imshow(im_bkgd).colorbar().savefig(f"img_bkgd_{k}.png").close()
electron_rate = im.astype(np.float64).sum()
#electron_rate_bkgd = im_bkgd.astype(np.float64).sum()
photon_rate = (
electron_rate
/ 10**(gain / 20) # originally 10, testing out at 20
......@@ -241,13 +255,23 @@ def compute_mot_number(image, QE, gain, exposure_time, solid_angle,
/ solid_angle
/ exposure_time
)
Y = 29.1e6 * 2 * np.pi # transition linewidth; s^-1
l = 399e-9 # transition wavelength; m
# photon_rate_bkgd = (
# electron_rate_bkgd
# / 10**(gain / 20) # originally 10, testing out at 20
# / QE
# / solid_angle
# / exposure_time
# )
# Y = 29.1e6 * 2 * np.pi # transition linewidth; s^-1
# l = 399e-9 # transition wavelength; m
Y = 182e3 * 2 * np.pi # transition linewidth; s^-1
l = 556e-9 # transition wavelength; m
I_sat = (Y * H * C * np.pi) / (3 * l**3)
scatter_rate = lambda D, I: \
(Y / 2) * I / (1 + 4 * (D / Y)**2 + I)
N = photon_rate / scatter_rate(detuning, intensity_parameter)
return N
# N_bkgd = photon_rate_bkgd / scatter_rate(detuning, intensity_parameter)
return N #- N_bkgd
def lls_fit_gaussian(A, dA, k=None): # deprecated
"""
......
lib/system.py
View file @ 426e8de7
......@@ -20,6 +20,8 @@ DATADIRS = DataPaths(
green_shim_scan = DATA_HOME.joinpath("green shim scan"),
green_mot_fluor = DATA_HOME.joinpath("blue fluorescence from green mot"),
compressed_mot = DATA_HOME.joinpath("compressed mot"),
green_fluo_green_mot = DATA_HOME.joinpath("green fluorescene and mot"),
narrow_cooling_opt = DATA_HOME.joinpath("cmot optimization")
)
# DEPRECATED NAMES
......@@ -44,9 +46,9 @@ CONNECTIONS = ConnectionLayout(
mot3_coils_sig = Digital(0, 8, 0),
mot3_coils_clk = Digital(0, 10, 0),
mot3_coils_sync = Digital(0, 14, 1),
shim_coils_ud = Analog(2, 4.30),
shim_coils_lr = Analog(3, 2.20),
shim_coils_fb = Analog(4, 4.50),
shim_coils_ud = Analog(2, 4.40), #optimal values for blue MOT load to green broadband
shim_coils_lr = Analog(3, 3.50),
shim_coils_fb = Analog(4, 5.00),
mot3_coils_igbt = Digital(0, 4, 1),
mot3_shims_onoff = Digital(0, 0, 0),
mot3_blue_sh = Digital(1, 7, 1),
......
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