diff --git a/src/thermophysicalModels/radiation/radiationModel/fvDOM/fvDOM/fvDOM.C b/src/thermophysicalModels/radiation/radiationModel/fvDOM/fvDOM/fvDOM.C
index faf1153467d3bbbfd9a1d9825d61fb693b1373ed..4b57942cb7723456b2928f8dc2ea48bea907bc68 100644
--- a/src/thermophysicalModels/radiation/radiationModel/fvDOM/fvDOM/fvDOM.C
+++ b/src/thermophysicalModels/radiation/radiationModel/fvDOM/fvDOM/fvDOM.C
@@ -157,12 +157,13 @@ Foam::radiation::fvDOM::fvDOM(const volScalarField& T)
                     i,
                     new radiativeIntensityRay
                     (
+                        *this,
+                        mesh_,
                         phii,
                         thetai,
                         deltaPhi,
                         deltaTheta,
                         nLambda_,
-                        mesh_,
                         absorptionEmission_,
                         blackBody_
                     )
@@ -189,12 +190,13 @@ Foam::radiation::fvDOM::fvDOM(const volScalarField& T)
                     i,
                     new radiativeIntensityRay
                     (
+                        *this,
+                        mesh_,
                         phii,
                         thetai,
                         deltaPhi,
                         deltaTheta,
                         nLambda_,
-                        mesh_,
                         absorptionEmission_,
                         blackBody_
                     )
@@ -218,12 +220,13 @@ Foam::radiation::fvDOM::fvDOM(const volScalarField& T)
                     i,
                     new radiativeIntensityRay
                     (
+                        *this,
+                        mesh_,
                         phii,
                         thetai,
                         deltaPhi,
                         deltaTheta,
                         nLambda_,
-                        mesh_,
                         absorptionEmission_,
                         blackBody_
                     )
@@ -304,7 +307,7 @@ void Foam::radiation::fvDOM::correct()
         forAll(IRay_, rayI)
         {
             maxResidual = 0.0;
-            scalar maxBandResidual = IRay_[rayI].correct(this);
+            scalar maxBandResidual = IRay_[rayI].correct();
             maxResidual = max(maxBandResidual, maxResidual);
         }
 
diff --git a/src/thermophysicalModels/radiation/radiationModel/fvDOM/radiativeIntensityRay/radiativeIntensityRay.C b/src/thermophysicalModels/radiation/radiationModel/fvDOM/radiativeIntensityRay/radiativeIntensityRay.C
index b9c405126eb4c34720f9a3bcb964a7bbeadd88ab..b90835db5670a02155fd8980b0a6f17f02f909c3 100644
--- a/src/thermophysicalModels/radiation/radiationModel/fvDOM/radiativeIntensityRay/radiativeIntensityRay.C
+++ b/src/thermophysicalModels/radiation/radiationModel/fvDOM/radiativeIntensityRay/radiativeIntensityRay.C
@@ -44,18 +44,20 @@ Foam::label Foam::radiation::radiativeIntensityRay::rayId = 0;
 
 Foam::radiation::radiativeIntensityRay::radiativeIntensityRay
 (
+    const fvDOM& dom,
+    const fvMesh& mesh,
     const scalar phi,
     const scalar theta,
     const scalar deltaPhi,
     const scalar deltaTheta,
     const label nLambda,
-    const fvMesh& mesh,
     const absorptionEmissionModel& absEmmModel,
     const blackBodyEmission& blackBody
 )
 :
-    absEmmModel_(absEmmModel),
+    dom_(dom),
     mesh_(mesh),
+    absEmmModel_(absEmmModel),
     blackBody_(blackBody),
     I_
     (
@@ -165,10 +167,7 @@ Foam::radiation::radiativeIntensityRay::~radiativeIntensityRay()
 
 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
-Foam::scalar Foam::radiation::radiativeIntensityRay::correct
-(
-    fvDOM* DomPtr
-)
+Foam::scalar Foam::radiation::radiativeIntensityRay::correct()
 {
     // reset boundary heat flux to zero
     Qr_ =  dimensionedScalar("zero", dimMass/pow3(dimTime), 0.0);
@@ -177,7 +176,7 @@ Foam::scalar Foam::radiation::radiativeIntensityRay::correct
 
     forAll(IWave_, lambdaI)
     {
-        volScalarField k = DomPtr->aj(lambdaI);
+        const volScalarField& k = dom_.aj(lambdaI);
 
         volScalarField E =
             absEmmModel_.ECont(lambdaI)/Foam::mathematicalConstant::pi;
diff --git a/src/thermophysicalModels/radiation/radiationModel/fvDOM/radiativeIntensityRay/radiativeIntensityRay.H b/src/thermophysicalModels/radiation/radiationModel/fvDOM/radiativeIntensityRay/radiativeIntensityRay.H
index d959f45f8fd5eb26de7fc59dc4f8d75866314901..3ce665517b3231e4420eb7c45b424eb8b7e184aa 100644
--- a/src/thermophysicalModels/radiation/radiationModel/fvDOM/radiativeIntensityRay/radiativeIntensityRay.H
+++ b/src/thermophysicalModels/radiation/radiationModel/fvDOM/radiativeIntensityRay/radiativeIntensityRay.H
@@ -57,12 +57,15 @@ class radiativeIntensityRay
 {
     // Private data
 
-        //- Absorption/emission model
-        const absorptionEmissionModel& absEmmModel_;
+        //- Refence to the owner fvDOM object
+        const fvDOM& dom_;
 
         //- Reference to the mesh
         const fvMesh& mesh_;
 
+        //- Absorption/emission model
+        const absorptionEmissionModel& absEmmModel_;
+
         //- Black body
         const blackBodyEmission&  blackBody_;
 
@@ -115,12 +118,13 @@ public:
         //- Construct form components
         radiativeIntensityRay
         (
+            const fvDOM& dom,
+            const fvMesh& mesh,
             const scalar phi,
             const scalar theta,
             const scalar deltaPhi,
             const scalar deltaTheta,
             const label lambda,
-            const fvMesh& mesh_,
             const absorptionEmissionModel& absEmmModel_,
             const blackBodyEmission& blackBody
         );
@@ -135,7 +139,7 @@ public:
         // Edit
 
             //- Update radiative intensity on i direction
-            scalar correct(fvDOM*);
+            scalar correct();
 
             //- Initialise the ray in i direction
             void init
diff --git a/src/thermophysicalModels/radiation/radiationModel/fvDOM/radiativeIntensityRay/radiativeIntensityRayI.H b/src/thermophysicalModels/radiation/radiationModel/fvDOM/radiativeIntensityRay/radiativeIntensityRayI.H
new file mode 100644
index 0000000000000000000000000000000000000000..782b1fc422ef7a1f573dd4f5d57ee0ebceeea3aa
--- /dev/null
+++ b/src/thermophysicalModels/radiation/radiationModel/fvDOM/radiativeIntensityRay/radiativeIntensityRayI.H
@@ -0,0 +1,90 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 1991-2009 OpenCFD Ltd.
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software; you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by the
+    Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM; if not, write to the Free Software Foundation,
+    Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+\*---------------------------------------------------------------------------*/
+
+inline const Foam::volScalarField& Foam::radiation::radiativeIntensityRay::I() const
+{
+    return I_;
+}
+
+
+inline const Foam::volScalarField& Foam::radiation::radiativeIntensityRay::Qr() const
+{
+    return Qr_;
+}
+
+
+inline Foam::volScalarField& Foam::radiation::radiativeIntensityRay::Qr()
+{
+    return Qr_;
+}
+
+
+inline const Foam::vector& Foam::radiation::radiativeIntensityRay::d() const
+{
+    return d_;
+}
+
+
+inline const Foam::vector& Foam::radiation::radiativeIntensityRay::dAve() const
+{
+    return dAve_;
+}
+
+
+inline Foam::scalar Foam::radiation::radiativeIntensityRay::nLambda() const
+{
+    return nLambda_;
+}
+
+
+inline Foam::scalar Foam::radiation::radiativeIntensityRay::phi() const
+{
+    return phi_;
+}
+
+
+inline Foam::scalar Foam::radiation::radiativeIntensityRay::theta() const
+{
+    return theta_;
+}
+
+
+inline Foam::scalar Foam::radiation::radiativeIntensityRay::omega() const
+{
+    return omega_;
+}
+
+
+inline const Foam::volScalarField& Foam::radiation::radiativeIntensityRay::IWave
+(
+    const label lambdaI
+) const
+{
+    return IWave_[lambdaI];
+}
+
+
+// ************************************************************************* //