Adds Fe, Mo, and T and corrects Q/W/s/Es values using Yamamura and Tawara 1996, addressing #212

Author: sonatav2

scripts/materials.py

@@ -21,6 +21,9 @@
     'Es': 7.37,
     'Ec': 1.0,
     'Eb': 3.0,
+    'Q': 1.70,
+    'W': 1.84,
+    's': 2.5
 }
 
 chromium = {
@@ -296,3 +299,34 @@
     'Ec': 1.0,
     'Es': 0.
 }
+
+tritium = {
+    'symbol': 'T',
+    'name': 'tritium',
+    'Z': 1.0,
+    'm': 3.0,
+    'Ec': 0.1,
+    'Es': 1.5,
+}
+
+iron = {
+    'symbol': 'Fe',
+    'name': 'iron',
+    'Z': 26.0,
+    'm': 55.845,
+    'Q': 0.75,
+    'W': 1.20,
+    's': 2.5,
+    'Es': 4.28,
+}
+
+molybdenum = {
+    'symbol': 'Mo',
+    'name': 'molybdenum',
+    'Z': 42.0,
+    'm': 95.95,
+    'Q': 0.85,
+    'W': 2.39,
+    's': 2.8,
+    'Es': 6.82,
+}