Project-5/python_scripts/detector.py

53 lines
1.4 KiB
Python

import numpy as np
import matplotlib.pyplot as plt
import ast
import seaborn as sns
sns.set_theme()
params = {
"font.family": "Serif",
"font.serif": "Roman",
"text.usetex": True,
"axes.titlesize": "large",
"axes.labelsize": "large",
"xtick.labelsize": "large",
"ytick.labelsize": "large",
"legend.fontsize": "medium",
}
plt.rcParams.update(params)
def plot():
files = [
"data/screen/single_slit.txt",
"data/screen/double_slit.txt",
"data/screen/triple_slit.txt",
]
outputs = [
"latex/images/single_slit_detector.pdf",
"latex/images/double_slit_detector.pdf",
"latex/images/triple_slit_detector.pdf",
]
for file, output in zip(files, outputs):
with open(file) as f:
lines = f.readlines();
size = int(lines[0])
column = int(.8 * size)
fig, ax = plt.subplots()
arr = lines[1].strip().split("\t")
arr = np.asarray(list(map(lambda x: complex(*ast.literal_eval(x)), arr)))
arr = arr.reshape(size,size)
x = np.linspace(0,1, size)
slice = arr[column, :]
norm = 1. / np.sqrt(sum([(i*i.conjugate()).real for i in slice]))
slice *= norm
slice = np.asarray([i * i.conjugate() for i in slice])
ax.plot(x, slice)
plt.savefig(output)
plt.close(fig)
if __name__ == "__main__":
plot()