擅长:python、mysql、java
<p><code>astropy</code>常量是类的实例。在将它们用作<code>np.exp()</code>的参数之前,请尝试提取每个的“值”:</p>
<pre><code>import astropy.constants as const
import numpy as np
h = const.h.value
c = const.c.value
k = const.k_B.value
l = np.linspace(0, 1.5e-6, 1500);
T1 = 3750
IM0 = ((2*h*c**2)/(l**5))/(np.exp(h*c/( h*c/(k*T1*l)))-1)
</code></pre>
<p>但是请注意<code>IM0</code>存在数值问题。分母在所有<code>l</code>上为零</p>