add physics data section

Author: luisaFelixSalles

doc/source/user_guide/tutorials/index.rst

@@ -140,5 +140,5 @@ of our package background so you can understand how to work with it.
        :link-type: ref
        :text-align: center
 
-       Learn how to do manipulate the physics data associate to a
+       Learn how to manipulate the physics data associate to a
        data storage structure. (Unit, homogeneity ...)

doc/source/user_guide/tutorials/manipulate_physics_data/index.rst

@@ -0,0 +1,24 @@
+.. _ref_tutorials_manipulate_physics_data:
+
+=======================
+Manipulate Physics data
+=======================
+
+This sections demonstrates how to manipulate the physics data associate to a
+data storage structure. (Unit, homogeneity ...).
+
+.. grid:: 1 1 3 3
+    :gutter: 2
+    :padding: 2
+    :margin: 2
+
+    .. grid-item-card:: Unit
+       :link: ref_tutorials
+       :link-type: ref
+       :text-align: center
+
+       This tutorial
+
+.. toctree::
+    :maxdepth: 2
+    :hidden: