diff --git a/mc-performance/mcnp/input b/mc-performance/mcnp/input
index 5592ad7..bd983e3 100644
--- a/mc-performance/mcnp/input
+++ b/mc-performance/mcnp/input
@@ -222,162 +222,162 @@ m4    1001.70c 2.0
       5010.70c 6.490e-4
       5011.70c 2.689e-3
 mt4   lwtr.10t
-m5    26054.70c 0.05437098
-      26056.70c 0.88500663
-      26057.70c 0.0208008
-      26058.70c 0.00282159
-      28058.70c 0.0067198
-      28060.70c 0.0026776
-      28061.70c 0.0001183
-      28062.70c 0.0003835
-      28064.70c 0.0001008
-      25055.70c 0.01
-      42092.70c 0.000849
-      42094.70c 0.0005418
-      42095.70c 0.0009438
-      42096.70c 0.0010002
-      42097.70c 0.0005796
-      42098.70c 0.0014814
-      42100.70c 0.0006042
-      14028.70c 0.00367464
-      14029.70c 0.00019336
-      14030.70c 0.000132
-      24050.70c 0.00010435
-      24052.70c 0.002092475
-      24053.70c 0.00024185
-      24054.70c 6.1325e-05
-      6000.70c 0.0025
-      29063.70c 0.0013696
-      29065.70c 0.0006304
-m6    1001.70c 0.0095661
-      8016.70c 0.0759107
-      5010.70c 3.08409e-5
-      5011.70c 1.40499e-4
-      26054.70c 0.035620772088
-      26056.70c 0.579805982228
-      26057.70c 0.01362750048
-      26058.70c 0.001848545204
-      28058.70c 0.055298376566
-      28060.70c 0.022034425592
-      28061.70c 0.000973510811
-      28062.70c 0.003155886695
-      28064.70c 0.000829500336
-      25055.70c 0.0182870
-      14028.70c 0.00839976771
-      14029.70c 0.00044199679
-      14030.70c 0.0003017355
-      24050.70c 0.007251360806
-      24052.70c 0.145407678031
-      24053.70c 0.016806340306
-      24054.70c 0.004261520857
+m5    26054.70c -0.05437098
+      26056.70c -0.88500663
+      26057.70c -0.0208008
+      26058.70c -0.00282159
+      28058.70c -0.0067198
+      28060.70c -0.0026776
+      28061.70c -0.0001183
+      28062.70c -0.0003835
+      28064.70c -0.0001008
+      25055.70c -0.01
+      42092.70c -0.000849
+      42094.70c -0.0005418
+      42095.70c -0.0009438
+      42096.70c -0.0010002
+      42097.70c -0.0005796
+      42098.70c -0.0014814
+      42100.70c -0.0006042
+      14028.70c -0.00367464
+      14029.70c -0.00019336
+      14030.70c -0.000132
+      24050.70c -0.00010435
+      24052.70c -0.002092475
+      24053.70c -0.00024185
+      24054.70c -6.1325e-05
+      6000.70c  -0.0025
+      29063.70c -0.0013696
+      29065.70c -0.0006304
+m6    1001.70c  -0.0095661
+      8016.70c  -0.0759107
+      5010.70c  -3.08409e-5
+      5011.70c  -1.40499e-4
+      26054.70c -0.035620772088
+      26056.70c -0.579805982228
+      26057.70c -0.01362750048
+      26058.70c -0.001848545204
+      28058.70c -0.055298376566
+      28060.70c -0.022034425592
+      28061.70c -0.000973510811
+      28062.70c -0.003155886695
+      28064.70c -0.000829500336
+      25055.70c -0.0182870
+      14028.70c -0.00839976771
+      14029.70c -0.00044199679
+      14030.70c -0.0003017355
+      24050.70c -0.007251360806
+      24052.70c -0.145407678031
+      24053.70c -0.016806340306
+      24054.70c -0.004261520857
 mt6   lwtr.10t
-m7    1001.70c 0.0086117
-      8016.70c 0.0683369
-      5010.70c 2.77638e-5
-      5011.70c 1.26481e-4
-      26054.70c 0.035953677186
-      26056.70c 0.585224740891
-      26057.70c 0.01375486056
-      26058.70c 0.001865821363
-      28058.70c 0.055815129186
-      28060.70c 0.022240333032
-      28061.70c 0.000982608081
-      28062.70c 0.003185377845
-      28064.70c 0.000837251856
-      25055.70c 0.0184579
-      14028.70c 0.00847831314
-      14029.70c 0.00044612986
-      14030.70c 0.000304557
-      24050.70c 0.00731912987
-      24052.70c 0.146766614995
-      24053.70c 0.01696340737
-      24054.70c 0.004301347765
+m7    1001.70c  -0.0086117
+      8016.70c  -0.0683369
+      5010.70c  -2.77638e-5
+      5011.70c  -1.26481e-4
+      26054.70c -0.035953677186
+      26056.70c -0.585224740891
+      26057.70c -0.01375486056
+      26058.70c -0.001865821363
+      28058.70c -0.055815129186
+      28060.70c -0.022240333032
+      28061.70c -0.000982608081
+      28062.70c -0.003185377845
+      28064.70c -0.000837251856
+      25055.70c -0.0184579
+      14028.70c -0.00847831314
+      14029.70c -0.00044612986
+      14030.70c -0.000304557
+      24050.70c -0.00731912987
+      24052.70c -0.146766614995
+      24053.70c -0.01696340737
+      24054.70c -0.004301347765
 mt7   lwtr.10t
-m8    1001.70c 0.0011505
-      8016.70c 0.0091296
-      5010.70c 3.70915e-6
-      5011.70c 1.68974e-5
-      26054.70c 0.03855611055
-      26056.70c 0.627585036425
-      26057.70c 0.014750478
-      26058.70c 0.002000875025
-      28058.70c 0.059855207342
-      28060.70c 0.023850159704
-      28061.70c 0.001053732407
-      28062.70c 0.003415945715
-      28064.70c 0.000897854832
-      25055.70c 0.0197940
-      14028.70c 0.00909197802
-      14029.70c 0.00047842098
-      14030.70c 0.000326601
-      24050.70c 0.007848910646
-      24052.70c 0.157390026871
-      24053.70c 0.018191270146
-      24054.70c 0.004612692337
+m8    1001.70c  -0.0011505
+      8016.70c  -0.0091296
+      5010.70c  -3.70915e-6
+      5011.70c  -1.68974e-5
+      26054.70c -0.03855611055
+      26056.70c -0.627585036425
+      26057.70c -0.014750478
+      26058.70c -0.002000875025
+      28058.70c -0.059855207342
+      28060.70c -0.023850159704
+      28061.70c -0.001053732407
+      28062.70c -0.003415945715
+      28064.70c -0.000897854832
+      25055.70c -0.0197940
+      14028.70c -0.00909197802
+      14029.70c -0.00047842098
+      14030.70c -0.000326601
+      24050.70c -0.007848910646
+      24052.70c -0.157390026871
+      24053.70c -0.018191270146
+      24054.70c -0.004612692337
 mt8   lwtr.10t
-m9    1001.70c 0.0245014
-      8016.70c 0.1944274
-      5010.70c 7.89917e-5
-      5011.70c 3.59854e-4
-      26054.70c 0.030411411144
-      26056.70c 0.495012237964
-      26057.70c 0.01163454624
-      26058.70c 0.001578204652
-      28058.70c 0.047211231662
-      28060.70c 0.018811987544
-      28061.70c 0.000831139127
-      28062.70c 0.002694352115
-      28064.70c 0.000708189552
-      25055.70c 0.0156126
-      14028.70c 0.007171335558
-      14029.70c 0.000377356542
-      14030.70c 0.0002576079
-      24050.70c 0.006190885148
-      24052.70c 0.124142524198
-      24053.70c 0.014348496148
-      24054.70c 0.003638294506
+m9    1001.70c  -0.0245014
+      8016.70c  -0.1944274
+      5010.70c  -7.89917e-5
+      5011.70c  -3.59854e-4
+      26054.70c -0.030411411144
+      26056.70c -0.495012237964
+      26057.70c -0.01163454624
+      26058.70c -0.001578204652
+      28058.70c -0.047211231662
+      28060.70c -0.018811987544
+      28061.70c -0.000831139127
+      28062.70c -0.002694352115
+      28064.70c -0.000708189552
+      25055.70c -0.0156126
+      14028.70c -0.007171335558
+      14029.70c -0.000377356542
+      14030.70c -0.0002576079
+      24050.70c -0.006190885148
+      24052.70c -0.124142524198
+      24053.70c -0.014348496148
+      24054.70c -0.003638294506
 mt9   lwtr.10t
-m10   1001.70c 0.0358870
-      8016.70c 0.2847761
-      5010.70c 1.15699e-4
-      5011.70c 5.27075e-4
-      26054.70c 0.02644016154
-      26056.70c 0.43037146399
-      26057.70c 0.0101152584
-      26058.70c 0.00137211607
-      28058.70c 0.04104621835
-      28060.70c 0.0163554502
-      28061.70c 0.000722605975
-      28062.70c 0.002342513875
-      28064.70c 0.0006157116
-      25055.70c 0.0135739
-      14028.70c 0.006234853554
-      14029.70c 0.000328078746
-      14030.70c 0.0002239677
-      24050.70c 0.005382452306
-      24052.70c 0.107931450781
-      24053.70c 0.012474806806
-      24054.70c 0.003163190107
+m10   1001.70c  -0.0358870
+      8016.70c  -0.2847761
+      5010.70c  -1.15699e-4
+      5011.70c  -5.27075e-4
+      26054.70c -0.02644016154
+      26056.70c -0.43037146399
+      26057.70c -0.0101152584
+      26058.70c -0.00137211607
+      28058.70c -0.04104621835
+      28060.70c -0.0163554502
+      28061.70c -0.000722605975
+      28062.70c -0.002342513875
+      28064.70c -0.0006157116
+      25055.70c -0.0135739
+      14028.70c -0.006234853554
+      14029.70c -0.000328078746
+      14030.70c -0.0002239677
+      24050.70c -0.005382452306
+      24052.70c -0.107931450781
+      24053.70c -0.012474806806
+      24054.70c -0.003163190107
 mt10  lwtr.10t
-m11   1001.70c 0.0162913
-      8016.70c 0.1292776
-      5010.70c 5.25228e-5
-      5011.70c 2.39272e-4
-      40090.70c 0.43313403903
-      40091.70c 0.09549277374
-      40092.70c 0.14759527104
-      40094.70c 0.15280552077
-      40096.70c 0.02511169542
+m11   1001.70c  -0.0162913
+      8016.70c  -0.1292776
+      5010.70c  -5.25228e-5
+      5011.70c  -2.39272e-4
+      40090.70c -0.43313403903
+      40091.70c -0.09549277374
+      40092.70c -0.14759527104
+      40094.70c -0.15280552077
+      40096.70c -0.02511169542
 mt11  lwtr.10t
-m12   1001.70c 0.0292856
-      8016.70c 0.2323919
-      5010.70c 9.44159e-5
-      5011.70c 4.30120e-4
-      40090.70c 0.3741373658
-      40091.70c 0.0824858164
-      40092.70c 0.1274914944
-      40094.70c 0.1319920622
-      40096.70c 0.0216912612
+m12   1001.70c  -0.0292856
+      8016.70c  -0.2323919
+      5010.70c  -9.44159e-5
+      5011.70c  -4.30120e-4
+      40090.70c -0.3741373658
+      40091.70c -0.0824858164
+      40092.70c -0.1274914944
+      40094.70c -0.1319920622
+      40096.70c -0.0216912612
 mt12  lwtr.10t
 kcode 10000 0.0 150 1150
 sdef  x=d1 y=d2 z=d3 erg=2
diff --git a/mc-performance/openmc/materials.xml b/mc-performance/openmc/materials.xml
index fca25cc..4b662f2 100644
--- a/mc-performance/openmc/materials.xml
+++ b/mc-performance/openmc/materials.xml
@@ -55,10 +55,10 @@
   <!-- Cold borated water -->
   <material id="3">
     <density value="0.07416" units="atom/b-cm" />
-    <nuclide name="H-1" ao="2.0" />
+    <nuclide name="H-1"  ao="2.0" />
     <nuclide name="O-16" ao="1.0" />
-    <nuclide name="B-10" ao="6.490e-4" />
-    <nuclide name="B-11" ao="2.689e-3" />
+    <nuclide name="B-10" ao="6.490e-04" />
+    <nuclide name="B-11" ao="2.689e-03" />
     <sab name="lwtr" xs="10t" />
   </material>
 
@@ -67,8 +67,8 @@
     <density value="0.06614" units="atom/b-cm" />
     <nuclide name="H-1"  ao="2.0" />
     <nuclide name="O-16" ao="1.0" />
-    <nuclide name="B-10" ao="6.490e-4" />
-    <nuclide name="B-11" ao="2.689e-3" />
+    <nuclide name="B-10" ao="6.490e-04" />
+    <nuclide name="B-11" ao="2.689e-03" />
     <sab name="lwtr" xs="10t" />
   </material>