ass1: Add T_c vs rho diagram, draft other questions

sc_elements.py

@@ -31,7 +31,8 @@ df = pd.DataFrame(
   ['Hf', .38, 340., '[webb]', '[crc]'],
   ['Ir', .1, 47., '[webb]', 'at 273 K [crc]'],
   ['Lu', .1, 582., '[webb]', '[crc]'],
-  ['Be', 1440, 37.6, '[webb]', '[crc]'],
+  #['Be', 1440, 37.6, '[webb]', '[crc]'],
+  ['Be', .026, 37.6, '[schmidt] (but [webb] reports 1440 K)', '[crc]'],
   ['W', .01, 54.4, '[webb]', '[crc]'],
   ['Li', .0004, 95.5, '[webb]', '[crc]'],
   ['Rh', .0003, 43., '[webb]', 'at 273 K [crc]'],
@@ -47,3 +48,15 @@ table = re.sub(r'\[(\w+)\]', r'\\cite{\1}', table)
 
 with open('sc_elements.tex', 'w') as table_file:
 	table_file.write(table)
+
+from matplotlib import pyplot as plt
+
+fig, ax = plt.subplots(figsize=(15, 9))
+df.plot('rho_300', 'T_c', kind='scatter', ax=ax)
+
+for k, v in df.iterrows():
+    ax.annotate(v['element'], (v['rho_300'], v['T_c']))
+
+#fig.show()
+fig.savefig('/home/kvkempen/Documents/20212022Q3/Superconductivity/assignments/sc_elements.pdf')
+plt.close(fig)