diff --git a/src/thermophysicalModels/mySpecie/equationOfState/LeachmanH2Gas/LeachmanH2Gas.C b/src/thermophysicalModels/mySpecie/equationOfState/LeachmanH2Gas/LeachmanH2Gas.C
new file mode 100644
index 0000000000000000000000000000000000000000..2251a9525a42136759445367fa510194091cb67f
--- /dev/null
+++ b/src/thermophysicalModels/mySpecie/equationOfState/LeachmanH2Gas/LeachmanH2Gas.C
@@ -0,0 +1,71 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | www.openfoam.com
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+    Copyright (C) 2014-2017 OpenFOAM Foundation
+-------------------------------------------------------------------------------
+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 3 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, see <http://www.gnu.org/licenses/>.
+
+\*---------------------------------------------------------------------------*/
+
+#include "LeachmanH2Gas.H"
+#include "IOstreams.H"
+
+// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
+
+template<class Specie>
+Foam::LeachmanH2Gas<Specie>::LeachmanH2Gas
+(
+    const dictionary& dict
+)
+:
+    Specie(dict),
+    Tc_(dict.subDict("equationOfState").get<scalar>("Tc")),
+    Vc_(dict.subDict("equationOfState").get<scalar>("Vc")),
+    Pc_(dict.subDict("equationOfState").get<scalar>("Pc"))
+{
+
+}
+
+// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
+
+
+template<class Specie>
+void Foam::LeachmanH2Gas<Specie>::write(Ostream& os) const
+{
+    Specie::write(os);
+}
+
+
+// * * * * * * * * * * * * * * * Ostream Operator  * * * * * * * * * * * * * //
+
+template<class Specie>
+Foam::Ostream& Foam::operator<<
+(
+    Ostream& os,
+    const LeachmanH2Gas<Specie>& pg
+)
+{
+    pg.write(os);
+    return os;
+}
+
+
+// ************************************************************************* //