ConstCSModel testing

Simple testing for the constant sound speed model

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Bubble and spectrum computation took 2.3646296649967553 s

import time

import matplotlib.pyplot as plt

from pttools.bubble import Bubble
from pttools.models import ConstCSModel
from pttools.omgw0 import Spectrum

# Specify the equation of state
const_cs = ConstCSModel(
    a_s=1.5, a_b=1, css2=1/3, csb2=1/3-0.01, V_s=1
)

# Create a bubble and solve its fluid profile
bubble = Bubble(const_cs, v_wall=0.5, alpha_n=0.2)

# Compute gravitational wave spectrum for the bubble
spectrum = Spectrum(bubble)

bubble.plot()
spectrum.plot_multi()

# Performance testing, now that the model is initialised
start_time = time.perf_counter()
bubble2 = Bubble(const_cs, v_wall=0.45, alpha_n=0.2)
spectrum2 = Spectrum(bubble2)
print(f"Bubble and spectrum computation took {time.perf_counter() - start_time} s")

plt.show()

Estimated memory usage: 264 MB