add sin2psi diffraction type and qmagnitude in case cUnits is not eno…

…ugh (like sin2pi)
nexusformat · Feb 15, 2024 · 3aab412 · 3aab412
1 parent 4fbac06
commit 3aab412
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/contributed_definitions/NXstress.nxdl.xml b/contributed_definitions/NXstress.nxdl.xml
@@ -133,6 +133,7 @@
                      * ``two-theta``
                      * ``energy``
                      * ``d-spacing``
+                     * ``sin2psi``
             </doc>
         </field>         
         <field name="measurement_direction" type="NX_CHAR" optional="true">
@@ -905,6 +906,18 @@
                     <dim index="1" value="nPeaks" />
                 </dimensions>
             </field>
+            <field name="qmagnitude" type="NX_NUMBER" units="NX_PER_LENGTH" optional="true">
+                <doc>
+                    The magnitude of the scattering vector *Q*. This is provided in case having the data in *cUnits* units is not enough for stress/strain calculations.
+                </doc>
+                <dimensions rank="1">
+                    <dim index="1" value="nPeaks" />
+                </dimensions>
+                <enumeration>
+                    <item value="1/angstrom" />
+                    <item value="1/nm" />
+                </enumeration>
+            </field>
             <field name="center" type="NX_NUMBER" units="NX_ANY" optional="false">
                 <doc>Diffraction peak position in *cUnit* units.</doc>
                 <dimensions rank="1">