Added example figure of the profiles.

etl/prs/prs_make_profiles_figure.py

+import matplotlib.pyplot as plt
+import numpy as np
+import os
+
+# plt.rcParams.update({'font.size': 12})
+
+p = -1.5
+q = -0.5
+n_0 = 1e5
+T_0 = 25
+
+radius = np.linspace(0, 0.9, 100)
+density = n_0 * (radius / 0.5) ** p
+density[0] = 1e8
+temperature = T_0 * (radius / 0.5) ** q
+temperature[0] = 2000
+
+plt.clf()
+fig, ax = plt.subplots(layout='constrained')
+ln1 = ax.plot(radius, density, label=r'n(H$_2$)')
+ax.semilogy()
+ax.set_ylabel(r'Number density [cm$^{-3}$]')
+ax.set_xlabel(r'Radius [pc]')
+ax2 = ax.twinx()
+ln2 = ax2.plot(radius, temperature, color='red', label='T')
+lns = ln1 + ln2
+labs = [l.get_label() for l in lns]
+ax.legend(lns, labs, loc=0)
+ax2.semilogy()
+ax2.set_ylabel('Temperature [K]')
+plt.savefig(os.path.join('prs', 'output', 'density_temperature_profiles.png'))