diff --git a/src/lagrangian/dsmc/submodels/BinaryCollisionModel/BinaryCollisionModel/BinaryCollisionModel.C b/src/lagrangian/dsmc/submodels/BinaryCollisionModel/BinaryCollisionModel/BinaryCollisionModel.C
index 274b9ff79c..f35eee7d98 100644
--- a/src/lagrangian/dsmc/submodels/BinaryCollisionModel/BinaryCollisionModel/BinaryCollisionModel.C
+++ b/src/lagrangian/dsmc/submodels/BinaryCollisionModel/BinaryCollisionModel/BinaryCollisionModel.C
@@ -27,6 +27,15 @@ License
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
+template<class CloudType>
+Foam::BinaryCollisionModel<CloudType>::BinaryCollisionModel(CloudType& owner)
+:
+    dict_(dictionary::null),
+    owner_(owner),
+    coeffDict_(dictionary::null)
+{}
+
+
 template<class CloudType>
 Foam::BinaryCollisionModel<CloudType>::BinaryCollisionModel
 (
@@ -87,4 +96,3 @@ Foam::BinaryCollisionModel<CloudType>::coeffDict() const
 #include "BinaryCollisionModelNew.C"
 
 // ************************************************************************* //
-
diff --git a/src/lagrangian/dsmc/submodels/BinaryCollisionModel/BinaryCollisionModel/BinaryCollisionModel.H b/src/lagrangian/dsmc/submodels/BinaryCollisionModel/BinaryCollisionModel/BinaryCollisionModel.H
index 8550762aaf..27f73d4992 100644
--- a/src/lagrangian/dsmc/submodels/BinaryCollisionModel/BinaryCollisionModel/BinaryCollisionModel.H
+++ b/src/lagrangian/dsmc/submodels/BinaryCollisionModel/BinaryCollisionModel/BinaryCollisionModel.H
@@ -85,6 +85,9 @@ public:
 
     // Constructors
 
+        //- Construct null from owner
+        BinaryCollisionModel(CloudType& owner);
+
         //- Construct from components
         BinaryCollisionModel
         (
diff --git a/src/lagrangian/dsmc/submodels/InflowBoundaryModel/InflowBoundaryModel/InflowBoundaryModel.C b/src/lagrangian/dsmc/submodels/InflowBoundaryModel/InflowBoundaryModel/InflowBoundaryModel.C
index 6f5fe48f45..1f1f8c6254 100644
--- a/src/lagrangian/dsmc/submodels/InflowBoundaryModel/InflowBoundaryModel/InflowBoundaryModel.C
+++ b/src/lagrangian/dsmc/submodels/InflowBoundaryModel/InflowBoundaryModel/InflowBoundaryModel.C
@@ -27,6 +27,15 @@ License
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
+template<class CloudType>
+Foam::InflowBoundaryModel<CloudType>::InflowBoundaryModel(CloudType& owner)
+:
+    dict_(dictionary::null),
+    owner_(owner),
+    coeffDict_(dictionary::null)
+{}
+
+
 template<class CloudType>
 Foam::InflowBoundaryModel<CloudType>::InflowBoundaryModel
 (
diff --git a/src/lagrangian/dsmc/submodels/InflowBoundaryModel/InflowBoundaryModel/InflowBoundaryModel.H b/src/lagrangian/dsmc/submodels/InflowBoundaryModel/InflowBoundaryModel/InflowBoundaryModel.H
index 764cde1141..e58fb30a6d 100644
--- a/src/lagrangian/dsmc/submodels/InflowBoundaryModel/InflowBoundaryModel/InflowBoundaryModel.H
+++ b/src/lagrangian/dsmc/submodels/InflowBoundaryModel/InflowBoundaryModel/InflowBoundaryModel.H
@@ -86,6 +86,9 @@ public:
 
     // Constructors
 
+        //- Construct null from owner
+        InflowBoundaryModel(CloudType& owner);
+
         //- Construct from dictionary
         InflowBoundaryModel
         (
diff --git a/src/lagrangian/dsmc/submodels/InflowBoundaryModel/NoInflow/NoInflow.C b/src/lagrangian/dsmc/submodels/InflowBoundaryModel/NoInflow/NoInflow.C
index b8a9a88b15..682ca7d530 100644
--- a/src/lagrangian/dsmc/submodels/InflowBoundaryModel/NoInflow/NoInflow.C
+++ b/src/lagrangian/dsmc/submodels/InflowBoundaryModel/NoInflow/NoInflow.C
@@ -34,7 +34,7 @@ Foam::NoInflow<CloudType>::NoInflow
     CloudType& cloud
 )
 :
-    InflowBoundaryModel<CloudType>(dict, cloud, typeName)
+    InflowBoundaryModel<CloudType>(cloud)
 {}
 
 
diff --git a/src/lagrangian/dsmc/submodels/InflowBoundaryModel/NoInflow/NoInflow.H b/src/lagrangian/dsmc/submodels/InflowBoundaryModel/NoInflow/NoInflow.H
index e969da048c..1ed042ae79 100644
--- a/src/lagrangian/dsmc/submodels/InflowBoundaryModel/NoInflow/NoInflow.H
+++ b/src/lagrangian/dsmc/submodels/InflowBoundaryModel/NoInflow/NoInflow.H
@@ -50,7 +50,7 @@ class NoInflow
 public:
 
     //- Runtime type information
-    TypeName("NoInflow");
+    TypeName("none");
 
 
     // Constructors
diff --git a/src/lagrangian/dsmc/submodels/WallInteractionModel/MaxwellianThermal/MaxwellianThermal.C b/src/lagrangian/dsmc/submodels/WallInteractionModel/MaxwellianThermal/MaxwellianThermal.C
index 947eddda07..467e5fad4f 100644
--- a/src/lagrangian/dsmc/submodels/WallInteractionModel/MaxwellianThermal/MaxwellianThermal.C
+++ b/src/lagrangian/dsmc/submodels/WallInteractionModel/MaxwellianThermal/MaxwellianThermal.C
@@ -37,7 +37,7 @@ Foam::MaxwellianThermal<CloudType>::MaxwellianThermal
     CloudType& cloud
 )
 :
-    WallInteractionModel<CloudType>(dict, cloud, typeName)
+    WallInteractionModel<CloudType>(cloud)
 {}
 
 
diff --git a/src/lagrangian/dsmc/submodels/WallInteractionModel/SpecularReflection/SpecularReflection.C b/src/lagrangian/dsmc/submodels/WallInteractionModel/SpecularReflection/SpecularReflection.C
index 979030938d..b690a0f87e 100644
--- a/src/lagrangian/dsmc/submodels/WallInteractionModel/SpecularReflection/SpecularReflection.C
+++ b/src/lagrangian/dsmc/submodels/WallInteractionModel/SpecularReflection/SpecularReflection.C
@@ -36,7 +36,7 @@ Foam::SpecularReflection<CloudType>::SpecularReflection
     CloudType& cloud
 )
 :
-    WallInteractionModel<CloudType>(dict, cloud, typeName)
+    WallInteractionModel<CloudType>(cloud)
 {}
 
 
diff --git a/src/lagrangian/dsmc/submodels/WallInteractionModel/WallInteractionModel/WallInteractionModel.C b/src/lagrangian/dsmc/submodels/WallInteractionModel/WallInteractionModel/WallInteractionModel.C
index 8d6d983690..f9bcb86278 100644
--- a/src/lagrangian/dsmc/submodels/WallInteractionModel/WallInteractionModel/WallInteractionModel.C
+++ b/src/lagrangian/dsmc/submodels/WallInteractionModel/WallInteractionModel/WallInteractionModel.C
@@ -27,6 +27,15 @@ License
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
+template<class CloudType>
+Foam::WallInteractionModel<CloudType>::WallInteractionModel(CloudType& owner)
+:
+    dict_(dictionary::null),
+    owner_(owner),
+    coeffDict_(dictionary::null)
+{}
+
+
 template<class CloudType>
 Foam::WallInteractionModel<CloudType>::WallInteractionModel
 (
diff --git a/src/lagrangian/dsmc/submodels/WallInteractionModel/WallInteractionModel/WallInteractionModel.H b/src/lagrangian/dsmc/submodels/WallInteractionModel/WallInteractionModel/WallInteractionModel.H
index f28a6cec0f..dfed430ff7 100644
--- a/src/lagrangian/dsmc/submodels/WallInteractionModel/WallInteractionModel/WallInteractionModel.H
+++ b/src/lagrangian/dsmc/submodels/WallInteractionModel/WallInteractionModel/WallInteractionModel.H
@@ -85,6 +85,9 @@ public:
 
     // Constructors
 
+        //- Construct null from owner
+        WallInteractionModel(CloudType& owner);
+
         //- Construct from components
         WallInteractionModel
         (
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/boundaryT b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/boundaryT
index fa809fdc24..ece1ab678b 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/boundaryT
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/boundaryT
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,30 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
+    location    "0";
     object      boundaryT;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [0 0 0 1 0 0 0];
+dimensions      [ 0 0 0 1 0 0 0 ];
 
 internalField   uniform 0;
 
 boundaryField
 {
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
     }
-
-    yPeriodic
+    yPeriodic_half0
     {
         type            cyclic;
     }
-
-    zPeriodic
+    zPeriodic_half0
+    {
+        type            cyclic;
+    }
+    yPeriodic_half1
+    {
+        type            cyclic;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+    }
+    xPeriodic_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/boundaryU b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/boundaryU
index 8c8a5f2f33..c75e5506a6 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/boundaryU
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/boundaryU
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,30 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volVectorField;
+    location    "0";
     object      boundaryU;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [0 1 -1 0 0 0 0];
+dimensions      [ 0 1 -1 0 0 0 0 ];
 
-internalField   uniform (0 0 0);
+internalField   uniform ( 0 0 0 );
 
 boundaryField
 {
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
     }
-
-    yPeriodic
+    yPeriodic_half0
     {
         type            cyclic;
     }
-
-    zPeriodic
+    zPeriodic_half0
+    {
+        type            cyclic;
+    }
+    yPeriodic_half1
+    {
+        type            cyclic;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+    }
+    xPeriodic_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/dsmcRhoN b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/dsmcRhoN
index f87f04f57d..2494f1643f 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/dsmcRhoN
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/dsmcRhoN
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,30 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
+    location    "0";
     object      dsmcRhoN;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [0 -3 0 0 0 0 0];
+dimensions      [ 0 -3 0 0 0 0 0 ];
 
 internalField   uniform 0;
 
 boundaryField
 {
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
     }
-
-    yPeriodic
+    yPeriodic_half0
     {
         type            cyclic;
     }
-
-    zPeriodic
+    zPeriodic_half0
+    {
+        type            cyclic;
+    }
+    yPeriodic_half1
+    {
+        type            cyclic;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+    }
+    xPeriodic_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/fD b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/fD
index 19e3bf764e..bcc188d7b5 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/fD
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/fD
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,30 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volVectorField;
+    location    "0";
     object      fD;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [1 -1 -2 0 0 0 0];
+dimensions      [ 1 -1 -2 0 0 0 0 ];
 
-internalField   uniform (0 0 0);
+internalField   uniform ( 0 0 0 );
 
 boundaryField
 {
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
     }
-
-    yPeriodic
+    yPeriodic_half0
     {
         type            cyclic;
     }
-
-    zPeriodic
+    zPeriodic_half0
+    {
+        type            cyclic;
+    }
+    yPeriodic_half1
+    {
+        type            cyclic;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+    }
+    xPeriodic_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/iDof b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/iDof
index 0e6a8bddd6..1dd93605f1 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/iDof
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/iDof
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,30 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
+    location    "0";
     object      iDof;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [0 -3 0 0 0 0 0];
+dimensions      [ 0 -3 0 0 0 0 0 ];
 
 internalField   uniform 0;
 
 boundaryField
 {
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
     }
-
-    yPeriodic
+    yPeriodic_half0
     {
         type            cyclic;
     }
-
-    zPeriodic
+    zPeriodic_half0
+    {
+        type            cyclic;
+    }
+    yPeriodic_half1
+    {
+        type            cyclic;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+    }
+    xPeriodic_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/internalE b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/internalE
index d9dc59d3b1..b5e11bb738 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/internalE
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/internalE
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,30 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
+    location    "0";
     object      internalE;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [1 -1 -2 0 0 0 0];
+dimensions      [ 1 -1 -2 0 0 0 0 ];
 
 internalField   uniform 0;
 
 boundaryField
 {
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
     }
-
-    yPeriodic
+    yPeriodic_half0
     {
         type            cyclic;
     }
-
-    zPeriodic
+    zPeriodic_half0
+    {
+        type            cyclic;
+    }
+    yPeriodic_half1
+    {
+        type            cyclic;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+    }
+    xPeriodic_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/linearKE b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/linearKE
index 609d964a68..4edb0c49dc 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/linearKE
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/linearKE
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,30 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
+    location    "0";
     object      linearKE;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [1 -1 -2 0 0 0 0];
+dimensions      [ 1 -1 -2 0 0 0 0 ];
 
 internalField   uniform 0;
 
 boundaryField
 {
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
     }
-
-    yPeriodic
+    yPeriodic_half0
     {
         type            cyclic;
     }
-
-    zPeriodic
+    zPeriodic_half0
+    {
+        type            cyclic;
+    }
+    yPeriodic_half1
+    {
+        type            cyclic;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+    }
+    xPeriodic_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/momentum b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/momentum
index d615c80816..1b17cb300b 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/momentum
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/momentum
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,30 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volVectorField;
+    location    "0";
     object      momentum;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [1 -2 -1 0 0 0 0];
+dimensions      [ 1 -2 -1 0 0 0 0 ];
 
-internalField   uniform (0 0 0);
+internalField   uniform ( 0 0 0 );
 
 boundaryField
 {
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
     }
-
-    yPeriodic
+    yPeriodic_half0
     {
         type            cyclic;
     }
-
-    zPeriodic
+    zPeriodic_half0
+    {
+        type            cyclic;
+    }
+    yPeriodic_half1
+    {
+        type            cyclic;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+    }
+    xPeriodic_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/q b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/q
index 0839663c53..e4cb992d82 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/q
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/q
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,30 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
+    location    "0";
     object      q;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [1 0 -3 0 0 0 0];
+dimensions      [ 1 0 -3 0 0 0 0 ];
 
 internalField   uniform 0;
 
 boundaryField
 {
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
     }
-
-    yPeriodic
+    yPeriodic_half0
     {
         type            cyclic;
     }
-
-    zPeriodic
+    zPeriodic_half0
+    {
+        type            cyclic;
+    }
+    yPeriodic_half1
+    {
+        type            cyclic;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+    }
+    xPeriodic_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/rhoM b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/rhoM
index d8e5cdc513..2eb277f9c6 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/rhoM
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/rhoM
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,30 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
+    location    "0";
     object      rhoM;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [1 -3 0 0 0 0 0];
+dimensions      [ 1 -3 0 0 0 0 0 ];
 
 internalField   uniform 0;
 
 boundaryField
 {
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
     }
-
-    yPeriodic
+    yPeriodic_half0
     {
         type            cyclic;
     }
-
-    zPeriodic
+    zPeriodic_half0
+    {
+        type            cyclic;
+    }
+    yPeriodic_half1
+    {
+        type            cyclic;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+    }
+    xPeriodic_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/rhoN b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/rhoN
index 1ff11802e5..7d6a699198 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/rhoN
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/0/rhoN
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,30 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volScalarField;
+    location    "0";
     object      rhoN;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [0 -3 0 0 0 0 0];
+dimensions      [ 0 -3 0 0 0 0 0 ];
 
 internalField   uniform 0;
 
 boundaryField
 {
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
     }
-
-    yPeriodic
+    yPeriodic_half0
     {
         type            cyclic;
     }
-
-    zPeriodic
+    zPeriodic_half0
+    {
+        type            cyclic;
+    }
+    yPeriodic_half1
+    {
+        type            cyclic;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+    }
+    xPeriodic_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/constant/dsmcProperties b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/constant/dsmcProperties
index 71f793e9de..33fa043381 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/constant/dsmcProperties
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/constant/dsmcProperties
@@ -27,7 +27,6 @@ nEquivalentParticles            1e12;
 
 WallInteractionModel            SpecularReflection;
 
-SpecularReflectionCoeffs {}
 
 // Binary Collision Model
 // ~~~~~~~~~~~~~~~~~~~~~~
@@ -43,9 +42,8 @@ LarsenBorgnakkeVariableHardSphereCoeffs
 
 // Inflow Boundary Model
 // ~~~~~~~~~~~~~~~~~~~~~
-InflowBoundaryModel             NoInflow;
+InflowBoundaryModel             none;
 
-NoInflowCoeffs {}
 
 // Molecular species
 // ~~~~~~~~~~~~~~~~~
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/constant/polyMesh/boundary b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/constant/polyMesh/boundary
index 3b2f641ec2..7be12b0361 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/constant/polyMesh/boundary
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpacePeriodic/constant/polyMesh/boundary
@@ -1,7 +1,7 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
+|  \\    /   O peration     | Version:  dev                                   |
 |   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
@@ -15,28 +15,49 @@ FoamFile
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-3
+6
 (
-    xPeriodic
+    xPeriodic_half0
     {
         type            cyclic;
-        nFaces          512;
+        nFaces          256;
         startFace       14464;
-        featureCos      0.9;
+        neighbourPatch  xPeriodic_half1;
     }
-    yPeriodic
+    xPeriodic_half1
     {
         type            cyclic;
-        nFaces          640;
+        nFaces          256;
+        startFace       14720;
+        neighbourPatch  xPeriodic_half0;
+    }
+    yPeriodic_half0
+    {
+        type            cyclic;
+        nFaces          320;
         startFace       14976;
-        featureCos      0.9;
+        neighbourPatch  yPeriodic_half1;
     }
-    zPeriodic
+    yPeriodic_half1
     {
         type            cyclic;
-        nFaces          640;
+        nFaces          320;
+        startFace       15296;
+        neighbourPatch  yPeriodic_half0;
+    }
+    zPeriodic_half0
+    {
+        type            cyclic;
+        nFaces          320;
         startFace       15616;
-        featureCos      0.9;
+        neighbourPatch  zPeriodic_half1;
+    }
+    zPeriodic_half1
+    {
+        type            cyclic;
+        nFaces          320;
+        startFace       15936;
+        neighbourPatch  zPeriodic_half0;
     }
 )
 
diff --git a/tutorials/discreteMethods/dsmcFoam/freeSpaceStream/constant/dsmcProperties b/tutorials/discreteMethods/dsmcFoam/freeSpaceStream/constant/dsmcProperties
index 273e2b2cbe..154582ddcd 100644
--- a/tutorials/discreteMethods/dsmcFoam/freeSpaceStream/constant/dsmcProperties
+++ b/tutorials/discreteMethods/dsmcFoam/freeSpaceStream/constant/dsmcProperties
@@ -27,8 +27,6 @@ nEquivalentParticles            1e12;
 
 WallInteractionModel            MaxwellianThermal;
 
-MaxwellianThermalCoeffs {}
-
 
 // Binary Collision Model
 // ~~~~~~~~~~~~~~~~~~~~~~
diff --git a/tutorials/discreteMethods/dsmcFoam/supersonicCorner/constant/dsmcProperties b/tutorials/discreteMethods/dsmcFoam/supersonicCorner/constant/dsmcProperties
index 6fd38ae2e6..bf85f1abe7 100644
--- a/tutorials/discreteMethods/dsmcFoam/supersonicCorner/constant/dsmcProperties
+++ b/tutorials/discreteMethods/dsmcFoam/supersonicCorner/constant/dsmcProperties
@@ -25,39 +25,24 @@ nEquivalentParticles            1.2e12;
 // Wall Interaction Model
 // ~~~~~~~~~~~~~~~~~~~~~~
 
-//WallInteractionModel            SpecularReflection;
 WallInteractionModel            MaxwellianThermal;
 
-SpecularReflectionCoeffs {}
-
-MaxwellianThermalCoeffs {}
-
 
 // Binary Collision Model
 // ~~~~~~~~~~~~~~~~~~~~~~
 
-//BinaryCollisionModel            VariableHardSphere;
-BinaryCollisionModel            LarsenBorgnakkeVariableHardSphere;
+BinaryCollisionModel            VariableHardSphere;
 
 VariableHardSphereCoeffs
 {
     Tref        273;
 }
 
-LarsenBorgnakkeVariableHardSphereCoeffs
-{
-    Tref                        273;
-    relaxationCollisionNumber   5.0;
-}
-
 
 // Inflow Boundary Model
 // ~~~~~~~~~~~~~~~~~~~~~
 
 InflowBoundaryModel             FreeStream;
-//InflowBoundaryModel             NoInflow;
-
-NoInflowCoeffs {}
 
 FreeStreamCoeffs
 {
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/boundaryT b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/boundaryT
index db6966ac23..f587cd7380 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/boundaryT
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/boundaryT
@@ -32,9 +32,9 @@ boundaryField
         value           uniform 550;
     }
 
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
     }
 }
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/boundaryU b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/boundaryU
index 942b5145e2..415380b989 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/boundaryU
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/boundaryU
@@ -32,9 +32,9 @@ boundaryField
         value           uniform (0 0 0);
     }
 
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
     }
 }
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/dsmcRhoN b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/dsmcRhoN
index 0690dd175c..07c6a1b456 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/dsmcRhoN
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/dsmcRhoN
@@ -30,9 +30,9 @@ boundaryField
         type            zeroGradient;
     }
 
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
     }
 }
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/fD b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/fD
index 8fede74a75..646849b96e 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/fD
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/fD
@@ -31,9 +31,9 @@ boundaryField
         value           uniform (0 0 0);
     }
 
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
     }
 }
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/iDof b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/iDof
index b31b782ef0..1ce7e3b052 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/iDof
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/iDof
@@ -31,9 +31,9 @@ boundaryField
         value           uniform 0;
     }
 
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
     }
 }
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/internalE b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/internalE
index 61e30470b9..b13d432e3a 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/internalE
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/internalE
@@ -31,9 +31,9 @@ boundaryField
         value           uniform 0;
     }
 
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
     }
 }
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/linearKE b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/linearKE
index b3f5a50d70..189311cb1d 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/linearKE
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/linearKE
@@ -31,9 +31,9 @@ boundaryField
         value           uniform 0;
     }
 
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
     }
 }
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/momentum b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/momentum
index 424e0310cc..979ab3893a 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/momentum
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/momentum
@@ -31,9 +31,9 @@ boundaryField
         value           uniform (0 0 0);
     }
 
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
     }
 }
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/q b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/q
index ecceff2ae5..5de7659935 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/q
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/q
@@ -31,9 +31,9 @@ boundaryField
         value           uniform 0;
     }
 
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
     }
 }
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/rhoM b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/rhoM
index 224aae627a..3f9855fdb9 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/rhoM
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/rhoM
@@ -31,9 +31,9 @@ boundaryField
         value           uniform 0;
     }
 
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
     }
 }
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/rhoN b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/rhoN
index 275417c995..f4305a74a9 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/rhoN
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/0/rhoN
@@ -31,9 +31,9 @@ boundaryField
         value           uniform 0;
     }
 
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
     }
 }
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/dsmcProperties b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/dsmcProperties
index d338013dcc..032885b138 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/dsmcProperties
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/dsmcProperties
@@ -27,8 +27,6 @@ nEquivalentParticles            5e12;
 
 WallInteractionModel            MaxwellianThermal;
 
-MaxwellianThermalCoeffs {}
-
 
 // Binary Collision Model
 // ~~~~~~~~~~~~~~~~~~~~~~
@@ -47,8 +45,6 @@ LarsenBorgnakkeVariableHardSphereCoeffs
 
 InflowBoundaryModel             FreeStream;
 
-NoInflowCoeffs {}
-
 FreeStreamCoeffs
 {
     numberDensities
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/polyMesh/blockMeshDict b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/polyMesh/blockMeshDict
index 7906adbe08..5ef67b3d58 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/polyMesh/blockMeshDict
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/polyMesh/blockMeshDict
@@ -18,26 +18,26 @@ convertToMeters 1;
 
 vertices
 (
-    (-0.15242 0       -0.05)
-    ( 0       0       -0.05)
-    ( 0.3048  0.081670913853  -0.05)
-    (-0.15242 0.3 -0.05)
-    ( 0       0.3 -0.05)
-    ( 0.3048  0.3 -0.05)
+    (-0.15242 0       -0.0042)
+    ( 0       0       -0.0042)
+    ( 0.3048  0.081670913853  -0.0042)
+    (-0.15242 0.3 -0.0042)
+    ( 0       0.3 -0.0042)
+    ( 0.3048  0.3 -0.0042)
 
-    (-0.15242 0        0.05)
-    ( 0       0        0.05)
-    ( 0.3048  0.081670913853 0.05)
-    (-0.15242 0.3  0.05)
-    ( 0       0.3  0.05)
-    ( 0.3048  0.3  0.05)
+    (-0.15242 0        0.0042)
+    ( 0       0        0.0042)
+    ( 0.3048  0.081670913853 0.0042)
+    (-0.15242 0.3  0.0042)
+    ( 0       0.3  0.0042)
+    ( 0.3048  0.3  0.0042)
 
 );
 
 blocks
 (
-    hex (0 1 4 3 6 7 10 9 ) (20 40 12) simpleGrading (1 1 1)
-    hex (1 2 5 4 7 8 11 10) (40 40 12) simpleGrading (1 1 1)
+    hex (0 1 4 3 6 7 10 9 ) (20 40 1) simpleGrading (1 1 1)
+    hex (1 2 5 4 7 8 11 10) (40 40 1) simpleGrading (1 1 1)
 );
 
 edges
@@ -58,7 +58,7 @@ patches
     (
         (1 2 8 7)
     )
-    cyclic periodic
+    empty frontAndBack
     (
         (0 3 4 1)
         (1 4 5 2)
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/polyMesh/boundary b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/polyMesh/boundary
index 3c32e9b0e4..0ea523348c 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/polyMesh/boundary
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/constant/polyMesh/boundary
@@ -1,7 +1,7 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
+|  \\    /   O peration     | Version:  dev                                   |
 |   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
@@ -20,21 +20,20 @@ FoamFile
     flow
     {
         type            patch;
-        nFaces          1920;
-        startFace       82800;
+        nFaces          160;
+        startFace       4700;
     }
     obstacle
     {
         type            wall;
-        nFaces          480;
-        startFace       84720;
+        nFaces          40;
+        startFace       4860;
     }
-    periodic
+    frontAndBack
     {
-        type            cyclic;
+        type            empty;
         nFaces          4800;
-        startFace       85200;
-        featureCos      0.9;
+        startFace       4900;
     }
 )
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/system/controlDict b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/system/controlDict
index 31f6cf1b8d..2c4749bb06 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/system/controlDict
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/system/controlDict
@@ -23,14 +23,13 @@ startTime       0;
 
 stopAt          endTime;
 
-endTime         0.00125;
-// endTime         0.01;
+endTime         0.02;
 
 deltaT          2e-6;
 
 writeControl    runTime;
 
-writeInterval   1e-4;
+writeInterval   1e-3;
 
 purgeWrite      0;
 
diff --git a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/system/decomposeParDict b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/system/decomposeParDict
index eb1bea1fce..f1482468d4 100644
--- a/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/system/decomposeParDict
+++ b/tutorials/discreteMethods/dsmcFoam/wedge15Ma5/system/decomposeParDict
@@ -21,7 +21,7 @@ method          simple;
 
 simpleCoeffs
 {
-    n               ( 1 1 4 );
+    n               ( 2 2 1 );
     delta           0.001;
 }
 
diff --git a/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeArgon/0/U b/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeArgon/0/U
index 5e3b0435c4..59bf5a53e3 100644
--- a/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeArgon/0/U
+++ b/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeArgon/0/U
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,28 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volVectorField;
+    location    "0";
     object      U;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [0 1 -1 0 0 0 0];
+dimensions      [ 0 1 -1 0 0 0 0 ];
 
-internalField   uniform (0 0 0);
+internalField   uniform ( 0 0 0 );
 
 boundaryField
 {
-    periodicX
+    periodicX_half0
     {
         type            cyclic;
     }
-    periodicY
+    periodicY_half0
     {
         type            cyclic;
     }
-    periodicZ
+    periodicZ_half0
+    {
+        type            cyclic;
+    }
+    periodicY_half1
+    {
+        type            cyclic;
+    }
+    periodicZ_half1
+    {
+        type            cyclic;
+    }
+    periodicX_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeArgon/constant/polyMesh/boundary b/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeArgon/constant/polyMesh/boundary
index 850c9baa1e..27b419834d 100644
--- a/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeArgon/constant/polyMesh/boundary
+++ b/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeArgon/constant/polyMesh/boundary
@@ -15,28 +15,49 @@ FoamFile
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-3
+6
 (
-    periodicX
+    periodicX_half0
     {
         type            cyclic;
-        nFaces          288;
+        nFaces          144;
         startFace       4752;
-        featureCos      0.9;
+        neighbourPatch  periodicX_half1;
     }
-    periodicY
+    periodicX_half1
     {
         type            cyclic;
-        nFaces          288;
+        nFaces          144;
+        startFace       4896;
+        neighbourPatch  periodicX_half0;
+    }
+    periodicY_half0
+    {
+        type            cyclic;
+        nFaces          144;
         startFace       5040;
-        featureCos      0.9;
+        neighbourPatch  periodicY_half1;
     }
-    periodicZ
+    periodicY_half1
     {
         type            cyclic;
-        nFaces          288;
+        nFaces          144;
+        startFace       5184;
+        neighbourPatch  periodicY_half0;
+    }
+    periodicZ_half0
+    {
+        type            cyclic;
+        nFaces          144;
         startFace       5328;
-        featureCos      0.9;
+        neighbourPatch  periodicZ_half1;
+    }
+    periodicZ_half1
+    {
+        type            cyclic;
+        nFaces          144;
+        startFace       5472;
+        neighbourPatch  periodicZ_half0;
     }
 )
 
diff --git a/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeWater/0/U b/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeWater/0/U
index 5e3b0435c4..59bf5a53e3 100644
--- a/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeWater/0/U
+++ b/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeWater/0/U
@@ -1,8 +1,8 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
-|   \\  /    A nd           | Web:      http://www.OpenFOAM.org               |
+|  \\    /   O peration     | Version:  dev                                   |
+|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
 FoamFile
@@ -10,28 +10,42 @@ FoamFile
     version     2.0;
     format      ascii;
     class       volVectorField;
+    location    "0";
     object      U;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-dimensions      [0 1 -1 0 0 0 0];
+dimensions      [ 0 1 -1 0 0 0 0 ];
 
-internalField   uniform (0 0 0);
+internalField   uniform ( 0 0 0 );
 
 boundaryField
 {
-    periodicX
+    periodicX_half0
     {
         type            cyclic;
     }
-    periodicY
+    periodicY_half0
     {
         type            cyclic;
     }
-    periodicZ
+    periodicZ_half0
+    {
+        type            cyclic;
+    }
+    periodicY_half1
+    {
+        type            cyclic;
+    }
+    periodicZ_half1
+    {
+        type            cyclic;
+    }
+    periodicX_half1
     {
         type            cyclic;
     }
 }
 
+
 // ************************************************************************* //
diff --git a/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeWater/constant/polyMesh/boundary b/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeWater/constant/polyMesh/boundary
index 435792380c..d5b72fc728 100644
--- a/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeWater/constant/polyMesh/boundary
+++ b/tutorials/discreteMethods/molecularDynamics/mdEquilibrationFoam/periodicCubeWater/constant/polyMesh/boundary
@@ -1,7 +1,7 @@
 /*--------------------------------*- C++ -*----------------------------------*\
 | =========                 |                                                 |
 | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  1.6                                   |
+|  \\    /   O peration     | Version:  dev                                   |
 |   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
 |    \\/     M anipulation  |                                                 |
 \*---------------------------------------------------------------------------*/
@@ -15,28 +15,49 @@ FoamFile
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-3
+6
 (
-    periodicX
+    periodicX_half0
     {
         type            cyclic;
-        nFaces          264;
+        nFaces          132;
         startFace       4344;
-        featureCos      0.9;
+        neighbourPatch  periodicX_half1;
     }
-    periodicY
+    periodicX_half1
     {
         type            cyclic;
-        nFaces          264;
+        nFaces          132;
+        startFace       4476;
+        neighbourPatch  periodicX_half0;
+    }
+    periodicY_half0
+    {
+        type            cyclic;
+        nFaces          132;
         startFace       4608;
-        featureCos      0.9;
+        neighbourPatch  periodicY_half1;
     }
-    periodicZ
+    periodicY_half1
     {
         type            cyclic;
-        nFaces          288;
+        nFaces          132;
+        startFace       4740;
+        neighbourPatch  periodicY_half0;
+    }
+    periodicZ_half0
+    {
+        type            cyclic;
+        nFaces          144;
         startFace       4872;
-        featureCos      0.9;
+        neighbourPatch  periodicZ_half1;
+    }
+    periodicZ_half1
+    {
+        type            cyclic;
+        nFaces          144;
+        startFace       5016;
+        neighbourPatch  periodicZ_half0;
     }
 )