Update standard layer example

Author: StephenNneji

ratapi/examples/normal_reflectivity/DSPC_standard_layers.ipynb

@@ -85,7 +85,7 @@
     "    Parameter(name=\"SAM Heads Hydration\", min=10.0, value=45.45, max=50.0, fit=True, prior_type=\"gaussian\", mu=30.0, sigma=3.0),\n",
     "    #\n",
     "    Parameter(name=\"CW Thickness\", min=10.0, value=17.12, max=28.0, fit=True, prior_type=\"uniform\"),\n",
-    "    Parameter(name=\"CW SLD\", min=0.0, value=0.0, max=1e-09, fit=False, prior_type=\"uniform\"),\n",
+    "    Parameter(name=\"CW SLD\", min=0.0, value=0.0, max=0.0, fit=False, prior_type=\"uniform\"),\n",
     "    Parameter(name=\"CW Hydration\", min=99.9, value=100.0, max=100.0, fit=False, prior_type=\"uniform\"),\n",
     "    #\n",
     "    Parameter(name=\"Bilayer Heads Thickness\", min=7.0, value=10.7, max=17.0, fit=True, prior_type=\"gaussian\", mu=10.0, sigma=2.0),\n",
@@ -175,8 +175,8 @@
    "outputs": [],
    "source": [
     "del problem.scalefactors[0]\n",
-    "problem.scalefactors.append(name=\"Scalefactor 1\", min=0.05, value=0.10, max=0.2, fit=False)\n",
-    "problem.scalefactors.append(name=\"Scalefactor 2\", min=0.05, value=0.15, max=0.2, fit=False)\n",
+    "problem.scalefactors.append(name=\"Scalefactor 1\", min=0.05, value=0.10, max=0.2, fit=True)\n",
+    "problem.scalefactors.append(name=\"Scalefactor 2\", min=0.05, value=0.15, max=0.2, fit=True)\n",
     "\n",
     "# Now deal with the backgrounds\n",
     "del problem.backgrounds[0]\n",

ratapi/examples/normal_reflectivity/DSPC_standard_layers.py

@@ -22,7 +22,7 @@ def DSPC_standard_layers():
     problem.parameters.append(name="SAM Tails Hydration", min=1.0, value=5.252, max=50.0, fit=True)
     problem.parameters.append(name="SAM Roughness", min=1.0, value=5.64, max=15.0, fit=True)
     problem.parameters.append(name="CW Thickness", min=10.0, value=17.12, max=28.0, fit=True)
-    problem.parameters.append(name="CW SLD", min=0.0, value=0.0, max=1e-09, fit=False)
+    problem.parameters.append(name="CW SLD", min=0.0, value=0.0, max=0.0, fit=False)
 
     problem.parameters.append(
         name="SAM Heads Thickness",
@@ -131,8 +131,8 @@ def DSPC_standard_layers():
 
     # Set the scalefactors - use one for each contrast
     del problem.scalefactors[0]
-    problem.scalefactors.append(name="Scalefactor 1", min=0.05, value=0.10, max=0.2, fit=False)
-    problem.scalefactors.append(name="Scalefactor 2", min=0.05, value=0.15, max=0.2, fit=False)
+    problem.scalefactors.append(name="Scalefactor 1", min=0.05, value=0.10, max=0.2, fit=True)
+    problem.scalefactors.append(name="Scalefactor 2", min=0.05, value=0.15, max=0.2, fit=True)
 
     # Now deal with the backgrounds
     del problem.backgrounds[0]