diff --git a/dune/microstructure/EffectiveQuantitiesComputer.hh b/dune/microstructure/EffectiveQuantitiesComputer.hh
index ddfad687a7ed29eda7c10af3495510b0349362b6..f2035a55b127769f34892bfba65639494ca3b439 100644
--- a/dune/microstructure/EffectiveQuantitiesComputer.hh
+++ b/dune/microstructure/EffectiveQuantitiesComputer.hh
@@ -206,7 +206,7 @@ public:
 
   // -----------------------------------------------------------------
   // --- write Data to .Txt-File for Matlab / Optimization-Code
-    void writeToMatlab(std::string outputPath)
+    void writeEffectiveQuantitiesToTxt(std::string outputPath)
     {
         std::cout << "write effective quantities as .txt files to output folder..." << std::endl;
         writeMatrixToMatlab(Qeff_, outputPath + "/QMatrix.txt");
diff --git a/experiment/parametrized_laminate.py b/experiment/parametrized_laminate.py
index 2ab334ccf21860d8b72bbcd9ff9f5a95d5e21b69..2b5de66030601a2ad82dc7a88549462e2b493ede 100644
--- a/experiment/parametrized_laminate.py
+++ b/experiment/parametrized_laminate.py
@@ -18,80 +18,16 @@ parameterSet.baseName= 'parametrized_laminate'   #(needed for Output-Filename)
 #############################################
 
 
-#Parameters used:
-theta = 0.25;
-mu_1 = 1.0;
-theta_mu = 2.0;
-mu_2 = theta_mu * mu_1;
-rho_1 = 1.0;
-theta_rho = 2.0;
-rho_2 = rho_1*theta_rho;
-
-
-
-
-## Should be deprecated:
-
-# # --- Choose scale ratio gamma:
-# parameterSet.gamma = 1.0
-
-# # --- Number of material phases
-# parameterSet.Phases = 4 
-
-# #--- Indicator function for material phases
-# def indicatorFunction(x):
-#     theta=0.25
-#     factor=1
-#     if (abs(x[0]) < (theta/2) and x[2] < 0 ):
-#         return 1    #Phase1
-#     elif (abs(x[0]) > (theta/2) and x[2] > 0 ):
-#         return 2    #Phase2
-#     elif (abs(x[0]) < (theta/2) and x[2] > 0 ):
-#         return 3    #Phase3
-#     else :
-#         return 4    #Phase4
-    
-# ########### Options for material phases: #################################
-# #     1. "isotropic"     2. "orthotropic"      3. "transversely_isotropic"   4. "general_anisotropic"
-# #########################################################################
-# ## Notation - Parameter input :
-# # isotropic (Lame parameters) : [mu , lambda]
-# #         orthotropic         : [E1,E2,E3,G12,G23,G31,nu12,nu13,nu23]   # see https://en.wikipedia.org/wiki/Poisson%27s_ratio with x=1,y=2,z=3
-# # transversely_isotropic      : [E1,E2,G12,nu12,nu23]
-# # general_anisotropic         : full compliance matrix C
-# ######################################################################
-
-# #--- Define different material phases:
-# #- PHASE 1
-# parameterSet.phase1_type="isotropic"
-# materialParameters_phase1 = [2.0, 0]   
-
-# #- PHASE 2
-# parameterSet.phase2_type="isotropic"
-# materialParameters_phase2 = [1.0, 0]   
-
-# #- PHASE 3
-# parameterSet.phase3_type="isotropic"
-# materialParameters_phase3 = [2.0, 0]
-
-# #- PHASE 4
-# parameterSet.phase4_type="isotropic"
-# materialParameters_phase4 = [1.0, 0]
-
-# #--- Define prestrain function for each phase (also works with non-constant values)
-# def prestrain_phase1(x):
-#     return [[2, 0, 0], [0,2,0], [0,0,2]]
-
-# def prestrain_phase2(x):
-#     return [[1, 0, 0], [0,1,0], [0,0,1]]
-
-# def prestrain_phase3(x):
-#     return [[0, 0, 0], [0,0,0], [0,0,0]]
-
-# def prestrain_phase4(x):
-#     return [[0, 0, 0], [0,0,0], [0,0,0]]
-
+#Parameters used for analytical solutions:
+# theta = 0.25;
+# mu_1 = 1.0;
+# theta_mu = 2.0;
+# mu_2 = theta_mu * mu_1;
+# rho_1 = 1.0;
+# theta_rho = 2.0;
+# rho_2 = rho_1*theta_rho;
 
+    
 
 
 class Microstructure:
@@ -100,6 +36,16 @@ class Microstructure:
         self.gamma = 1.0    #in the future this might change depending on macroPoint.
         self.phases = 4     #in the future this might change depending on macroPoint.
         #--- Define different material phases:
+
+        # ########### Options for material phases: #################################
+        # #     1. "isotropic"     2. "orthotropic"      3. "transversely_isotropic"   4. "general_anisotropic"
+        # #########################################################################
+        # ## Notation - Parameter input :
+        # # isotropic (Lame parameters) : [mu , lambda]
+        # #         orthotropic         : [E1,E2,E3,G12,G23,G31,nu12,nu13,nu23]   # see https://en.wikipedia.org/wiki/Poisson%27s_ratio with x=1,y=2,z=3
+        # # transversely_isotropic      : [E1,E2,G12,nu12,nu23]
+        # # general_anisotropic         : full compliance matrix C
+        # ######################################################################
         #- PHASE 1
         self.phase1_type="isotropic"
         self.materialParameters_phase1 = [2.0, 0]   
@@ -167,10 +113,13 @@ parameterSet.Solver_verbosity = 0  #(default = 2)  degree of information for sol
 #  Write/Output options      #(default=false)
 #############################################
 # --- (Optional output) write Material / prestrain / Corrector functions to .vtk-Files:
-parameterSet.write_materialFunctions = 0   # VTK indicator function for material/prestrain definition
+parameterSet.write_materialFunctions = 1   # VTK indicator function for material/prestrain definition
 #parameterSet.write_prestrainFunctions = 1  # VTK norm of B (currently not implemented)
 parameterSet.MaterialSubsamplingRefinement= 2
 
+
+parameterSet.write_EffectiveQuantitiesToTxt= True
+
 # --- (Additional debug output)
 parameterSet.print_debug = 0  #(default=false)
 
diff --git a/src/Cell-Problem.cc b/src/Cell-Problem.cc
index f619cbc8cfd0d59d42e5af64ae35b09593c30961..68946e5526256a437a2ce22f5a1b3d168e144d4b 100644
--- a/src/Cell-Problem.cc
+++ b/src/Cell-Problem.cc
@@ -280,8 +280,8 @@ int main(int argc, char *argv[])
 
     //--- Write effective quantities to matlab folder (for symbolic minimization)
     Dune::Timer txtOutputTimer;
-    if(parameterSet.get<bool>("write_toMATLAB", false))
-        effectiveQuantitiesComputer.writeToMatlab(outputPath);
+    if(parameterSet.get<bool>("EffectiveQuantitiesToTxt", true))
+        effectiveQuantitiesComputer.writeEffectiveQuantitiesToTxt(outputPath);
     std::cout << "Time to write effective quantities to .txt-files:" << txtOutputTimer.elapsed() << std::endl;
 
 
diff --git a/src/micro-problem.cc b/src/micro-problem.cc
index fe286f1c8005d8c6b97392b5dfe8615b37d59c7d..3e5b1fcef6e785053cbbd3cbdf9d650310a0c198 100644
--- a/src/micro-problem.cc
+++ b/src/micro-problem.cc
@@ -286,10 +286,9 @@ std::cout << "Number of Grid-Elements in each direction: " << (int)std::pow(2,mi
 
 
     //--- Write effective quantities to matlab folder (for symbolic minimization)
-    Dune::Timer txtOutputTimer;
-    if(parameterSet.get<bool>("write_toMATLAB", false))
-        effectiveQuantitiesComputer.writeToMatlab(outputPath);
-    std::cout << "Time to write effective quantities to .txt-files:" << txtOutputTimer.elapsed() << std::endl;
+    if(parameterSet.get<bool>("write_EffectiveQuantitiesToTxt", true))
+        effectiveQuantitiesComputer.writeEffectiveQuantitiesToTxt(outputPath);
+