diff --git a/.gradle/buildOutputCleanup/cache.properties b/.gradle/buildOutputCleanup/cache.properties
index 84581f4..08642dc 100644
--- a/.gradle/buildOutputCleanup/cache.properties
+++ b/.gradle/buildOutputCleanup/cache.properties
@@ -1,2 +1,2 @@
-#Mon Feb 21 17:10:00 CET 2022
-gradle.version=6.6-milestone-3
+#Tue Mar 08 17:32:48 CET 2022
+gradle.version=6.6
diff --git a/.settings/org.eclipse.buildship.core.prefs b/.settings/org.eclipse.buildship.core.prefs
index e889521..477b9b6 100644
--- a/.settings/org.eclipse.buildship.core.prefs
+++ b/.settings/org.eclipse.buildship.core.prefs
@@ -1,2 +1,13 @@
+arguments=
+auto.sync=false
+build.scans.enabled=false
+connection.gradle.distribution=GRADLE_DISTRIBUTION(VERSION(6.6))
 connection.project.dir=
 eclipse.preferences.version=1
+gradle.user.home=
+java.home=
+jvm.arguments=
+offline.mode=false
+override.workspace.settings=true
+show.console.view=false
+show.executions.view=false
diff --git a/src/main/java/it/geoframe/blogspot/closureequation/closureequation/Parameters.java b/src/main/java/it/geoframe/blogspot/closureequation/closureequation/Parameters.java
index ee7425d..ea065ce 100644
--- a/src/main/java/it/geoframe/blogspot/closureequation/closureequation/Parameters.java
+++ b/src/main/java/it/geoframe/blogspot/closureequation/closureequation/Parameters.java
@@ -35,6 +35,16 @@ public static Parameters getInstance(double referenceTemperatureSWRC, double bet
 		return uniqueInstance;
 	}
 	
+	public static Parameters getInstance(double[] molecularDiffusion,double[] longitudinalDispersivity, double referenceTemperatureSWRC, double beta0,
+			double[] thetaS, double[] thetaR, double[] par1, double[] par2, double[] par3, double[] par4, double[] par5, double[] kappaSaturation,
+			double[] alphaSpecificStorage, double[] betaSpecificStorage) {
+		if (uniqueInstance == null) {
+			uniqueInstance = new Parameters(molecularDiffusion, longitudinalDispersivity,referenceTemperatureSWRC, beta0,
+					 thetaS, thetaR,par1, par2, par3, par4, par5, kappaSaturation, alphaSpecificStorage, betaSpecificStorage);
+		}
+		return uniqueInstance;
+	}
+
 	
 	public double waterDensity;
 	public double iceDensity;
@@ -62,6 +72,9 @@ public static Parameters getInstance(double referenceTemperatureSWRC, double bet
 	public double[] alphaSpecificStorage;
 	public double[] betaSpecificStorage;
 	
+	public double[] molecularDiffusion;
+	public double[] longitudinalDispersivity;
+	
 		
 	private Parameters(double waterDensity, double iceDensity, double specificThermalCapacityWater,
 			double specificThermalCapacityIce, double thermalConductivityWater, double thermalConductivityIce, double latentHeatFusion, double referenceTemperatureInternalEnergy, double referenceTemperatureSWRC, double beta0,
@@ -125,6 +138,28 @@ private Parameters(double referenceTemperatureSWRC, double beta0, double[] theta
 		
 		
 	}
+	
+	private Parameters(double[] molecularDiffusion,double[] longitudinalDispersivity, double referenceTemperatureSWRC, double beta0,
+			double[] thetaS, double[] thetaR, double[] par1, double[] par2, double[] par3, double[] par4, double[] par5, double[] kappaSaturation,
+			double[] alphaSpecificStorage, double[] betaSpecificStorage) {
+		
+		this.molecularDiffusion = molecularDiffusion.clone();
+		this.longitudinalDispersivity = longitudinalDispersivity.clone();
+		this.referenceTemperatureSWRC = referenceTemperatureSWRC;
+		this.beta0 = beta0;
+		this.thetaS = thetaS.clone();
+		this.thetaR = thetaR.clone();
+		this.par1 = par1.clone();
+		this.par2 = par2.clone();
+		this.par3 = par3.clone();
+		this.par4 = par4.clone();
+		this.par5 = par5.clone();
+		this.kappaSaturation = kappaSaturation.clone();
+		this.alphaSpecificStorage = alphaSpecificStorage.clone();
+		this.betaSpecificStorage = betaSpecificStorage.clone();
+		
+		
+	}
 
 
 }