diff --git a/Cleopatra/InFileCreator.h b/Cleopatra/InFileCreator.h
index b6cf622..83d3a32 100644
--- a/Cleopatra/InFileCreator.h
+++ b/Cleopatra/InFileCreator.h
@@ -103,8 +103,8 @@ int InFileCreator(string readFile, string infile, double angMin, double angMax,
     bool isReactionSupported = false;
     bool isTransferReaction = true;
     
-    if( iso_a.A <= 4 && iso_a.Z <= 2 && iso_b.A <=4 && iso_b.Z <=2 ) isReactionSupported = true;     
-    
+    if( iso_a.A <= 4 && iso_a.Z <= 2 && iso_b.A <= 4 && iso_b.Z <=2 ) isReactionSupported = true;
+
     ///======= elastics-ish scattering
     if( iso_a.Mass == iso_b.Mass ) isTransferReaction = false;
     
@@ -114,7 +114,10 @@ int InFileCreator(string readFile, string infile, double angMin, double angMax,
     ///======= 3-nucleons transfer is not supported. e.g. (n,a), (p,a), (a,n), (a,p)
     int numNucleonsTransfer = iso_a.A - iso_b.A;
     if( abs(numNucleonsTransfer) >= 3 ) isReactionSupported = false;
-    
+
+    ///======= (6Li,d) reaction
+    if( iso_a.A == 6 && iso_a.Z == 3 && iso_b.A == 2 && iso_b.Z == 1 ) isReactionSupported = true; 
+
     if( isReactionSupported == false ){
       printf("  ===> Ignored. Reaction type not supported. \n"); 
       continue;
@@ -176,12 +179,17 @@ int InFileCreator(string readFile, string infile, double angMin, double angMax,
         spdf = GetLValue(lValue);
       }
       
-      // two-nucleons transfer
-      if( abs(iso_a.A - iso_b.A) == 2 ){
+      // two-nucleons transfer, v vc 
+      if( abs(iso_a.A - iso_b.A) == 2 ||  abs(iso_a.A - iso_b.A) == 4 ){
         size_t posEq = orbital.find('=');
         lValue = orbital.substr(posEq+1,1);
         spdf=atoi(lValue.c_str());
       }
+
+      // (6Li,d)
+      if( abs(iso_a.A - iso_b.A) == 4 ){
+
+      }
       
       if( abs(iso_a.A - iso_b.A) == 0 ){
         printf(" ===? skipped. p-n exchange reaction does not support. \n");
@@ -320,10 +328,14 @@ int InFileCreator(string readFile, string infile, double angMin, double angMax,
         fprintf(file_out, "PARAMETERSET alpha3 r0target\n");
         fprintf(file_out, "lstep=1 lmin=0 lmax=30 maxlextrap=0 ASYMPTOPIA=40\n");
         fprintf(file_out, "\n");
-        fprintf(file_out, "PROJECTILE\n");
-        fprintf(file_out, "wavefunction phiffer\n");
-        fprintf(file_out, "L = 0  NODES=0 R0 = 1.25  A = .65     RC0 = 1.25\n");
+        fprintf(file_out, "PROJECTILE nodes=0 l=0 r0=1.25 a=0.65 rc0=1.25\n");
       } 
+
+      if( iso_a.A == 6 && iso_a.Z == 3 && iso_b.A == 2 && iso_b.Z == 1 ){
+        fprintf(file_out, "PARAMETERSET alpha3 r0target maxlextrap=0 asymptopia=100\n");
+        fprintf(file_out, "PROJECTILE nodes=0 l=0 r0=1.25 a=0.65 rc0=1.25\n");
+      }
+
       fprintf(file_out, ";\n");
       
       //===== TARGET
@@ -359,9 +371,13 @@ int InFileCreator(string readFile, string infile, double angMin, double angMax,
         }
       }
       
+      if( iso_a.A == 6 && iso_a.Z == 3 && iso_b.A == 2 && iso_b.Z == 1 ){
+        fprintf(file_out, "nodes=4 l=%d \n", spdf);
+      }
+
       fprintf(file_out, ";\n");
       
-      //===== POTENTIAL
+      //===== POTENTIAL      
       string pot1Name = potential.substr(0,1);
       string pot1Ref = potentialRef(pot1Name);
       fprintf(file_out, "INCOMING $%s\n", pot1Ref.c_str());
diff --git a/Cleopatra/potentials.h b/Cleopatra/potentials.h
index be623be..3d75041 100644
--- a/Cleopatra/potentials.h
+++ b/Cleopatra/potentials.h
@@ -25,7 +25,7 @@ void PrintPotential(){
 }
 
 /// A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
-/// 1 1 1 1 0 0 1 1 0 0 1 1 1 0 0 1 1 0 0 0 0 1 0 1 1 1
+/// 1 1 1 1 0 0 1 1 0 0 1 1 1 0 0 1 1 0 0 0 0 1 0 1 1 1 // 1 = used
 string potentialRef(string name){
   
   //======== Deuteron 
@@ -107,6 +107,11 @@ string potentialRef(string name){
   if( name == "f"){
     return "(FIXED) Bassani and Picard, (1969) 24 < E < 31 | A = 90 | https://doi.org/10.1016/0375-9474(69)90601-0";
   }
+
+  //======= 6Li
+  if( name == "6"){
+    return "Fixed 6Li potential";
+  }
   
   //====== custom
   if( name == "Y"){
@@ -168,6 +173,22 @@ bool CustomYPotential(int A, int Z, double E){
 
   return true;
 }
+
+//======================== 6Li
+bool SixLithium(){
+  v = 101.2;
+  r0 = 1.24;
+  a = 0.817;
+
+  vi = 12.64;
+  ri0 = 1.57;
+  ai = 0.690;
+
+  rc0 = 1.3;
+
+  return true;
+}
+
 //======================== deuteron 
 bool AnCaiPotential(int A, int Z, double E){
   // d + A(Z)
@@ -1065,6 +1086,8 @@ bool CallPotential(string potName, int A, int Z, double E, int Zproj){
 
   if( potName == "X") okFlag = CustomXPotential(A, Z, E);  
   if( potName == "Y") okFlag = CustomYPotential(A, Z, E);
+
+  if( potName == "6") okFlag = SixLithium();
   
   //printf(" Potenital : %s | A : %d | Z : %d | E : %f\n", potName.c_str(), A, Z, E);
   //PrintPotential();
diff --git a/PyGUIQt6/DWBA b/PyGUIQt6/DWBA
index 81d0502..f262e53 100644
--- a/PyGUIQt6/DWBA
+++ b/PyGUIQt6/DWBA
@@ -31,6 +31,8 @@
 # s = Su and Han, 2015               |         E < 398 | 20 < A < 209             | http://dx.doi/org/10.1142/S0218301315500925
 # a = Avrigeanu et al., 2009         |         E ???   |      A  ???              | http://dx.doi/org/10.1016/j.adt.2009.02.001
 # f = Bassani and Picard, 1969(FIXED)|    24 < E < 31  |      A = 90              | https://doi.org/10.1016/0375-9474(69)90601-0
+#========================= 6Li
+# 6 = a fixed 6Li potential, only valid for (6Li,d)
 #=======================================================================
 #reaction          gs-spin  orbital  spin-pi(Ex)  Ex      ELab        Potentials
 #206Hg(d,d)206Hg   0        none     9/2+         0.000   7.39MeV/u   AA                #elastic
@@ -42,5 +44,4 @@
 #32Si(t,p)34Si     0        0L=0     0+           0.000   8MeV/u      lA                #two-nucleon_transfer
 #133Sb(t,3He)133Sn 7/2      0g7/2    0+           0.000   8.5MeV/u    Ax .... cannot cal
 
-11C(d,p)12C       3/2-    0p1/2   2+   4.4   10MeV/u AK
-11C(d,p)12C       3/2-    0p1/2   1+  15.1   10MeV/u AK
\ No newline at end of file
+12C(6Li,d)16O       0+    nL=2   2+   0.0   10MeV/u 6K
\ No newline at end of file
diff --git a/PyGUIQt6/PtolemyGUIPy.py b/PyGUIQt6/PtolemyGUIPy.py
index 82df57b..c309a78 100755
--- a/PyGUIQt6/PtolemyGUIPy.py
+++ b/PyGUIQt6/PtolemyGUIPy.py
@@ -63,6 +63,9 @@ class MyWindow(QMainWindow):
     self.bnOpenXsecFile = QPushButton("Open X-sec File")
     self.bnOpenXsecFile.clicked.connect(lambda: self.LoadFileToTextBox(self.DWBAFileName + ".Xsec.txt"))
 
+    self.bnDeleteFiles = QPushButton("Delete in/out/Xsec files")
+    self.bnDeleteFiles.clicked.connect(self.DeleteinOutXsecFiles)
+
     lbAngMin = QLabel("angMin :")
     lbAngMin.setAlignment(Qt.AlignmentFlag.AlignRight | Qt.AlignmentFlag.AlignCenter)
     lbAngMax = QLabel("angMax :")
@@ -107,22 +110,23 @@ class MyWindow(QMainWindow):
     group_layout.addWidget(self.bnOpenInFile, 1, 0, 1, 2)
     group_layout.addWidget(self.bnOpenOutFile, 2, 0, 1, 2)
     group_layout.addWidget(self.bnOpenXsecFile, 3, 0, 1, 2)
+    group_layout.addWidget(self.bnDeleteFiles, 4, 0, 1, 2)
 
-    group_layout.addWidget(lbAngMin, 4, 0)
-    group_layout.addWidget(self.sbAngMin, 4, 1)
-    group_layout.addWidget(lbAngMax, 5, 0)
-    group_layout.addWidget(self.sbAngMax, 5, 1)
-    group_layout.addWidget(lbAngSize, 6, 0)
-    group_layout.addWidget(self.sbAngSize, 6, 1)
+    group_layout.addWidget(lbAngMin, 5, 0)
+    group_layout.addWidget(self.sbAngMin, 5, 1)
+    group_layout.addWidget(lbAngMax, 6, 0)
+    group_layout.addWidget(self.sbAngMax, 6, 1)
+    group_layout.addWidget(lbAngSize, 7, 0)
+    group_layout.addWidget(self.sbAngSize, 7, 1)
 
-    group_layout.addWidget(self.chkCreateInFile, 7, 0, 1, 2)
-    group_layout.addWidget(self.chkRunPtolemy, 8, 0, 1, 2)
-    group_layout.addWidget(self.chkExtracrXsec, 9, 0, 1, 2)
+    group_layout.addWidget(self.chkCreateInFile, 8, 0, 1, 2)
+    group_layout.addWidget(self.chkRunPtolemy, 9, 0, 1, 2)
+    group_layout.addWidget(self.chkExtracrXsec, 10, 0, 1, 2)
 
-    group_layout.addWidget(self.cbXsec, 10, 0, 1, 2)
-    group_layout.addWidget(self.chkPlot, 11, 0, 1, 2)
+    group_layout.addWidget(self.cbXsec, 11, 0, 1, 2)
+    group_layout.addWidget(self.chkPlot, 12, 0, 1, 2)
 
-    group_layout.addWidget(self.bnCalDWBA, 12, 0, 1, 2)
+    group_layout.addWidget(self.bnCalDWBA, 13, 0, 1, 2)
 
     # Ex Group
     self.gbEx = QGroupBox("Ex")
@@ -230,6 +234,15 @@ class MyWindow(QMainWindow):
       file.write(self.text_edit.toPlainText())
       self.leStatus.setText(f"File saved to: {file_path}")
 
+  def DeleteinOutXsecFiles(self):
+    if os.path.exists(self.DWBAFileName + ".in"):
+      os.remove(self.DWBAFileName + ".in")
+    if os.path.exists(self.DWBAFileName + ".out"):
+      os.remove(self.DWBAFileName + ".out")
+    if os.path.exists(self.DWBAFileName + ".Xsec.txt"):
+      os.remove(self.DWBAFileName + ".Xsec.txt")
+    self.leStatus.setText("Deleted " + self.DWBAFileName + ".in/.out/.Xsec.txt files")
+
   def BashCommand(self, cmd):
     print("Bash Command : |" + cmd + "|")
     self.bashResult = subprocess.run(cmd, shell=True, capture_output=True, text=True)
@@ -276,7 +289,7 @@ class MyWindow(QMainWindow):
     if isRunOK and self.chkExtracrXsec.isChecked() and self.file_exists(self.DWBAFileName + ".out") :
       extract_xsec(self.DWBAFileName + ".out", self.cbXsec.currentIndex())
 
-    if self.chkPlot.isChecked() and self.file_exists(self.DWBAFileName + ".Xsec.txt") :
+    if isRunOK and self.chkPlot.isChecked() and self.file_exists(self.DWBAFileName + ".Xsec.txt") :
       self.open_plot_window()
 
   def open_plot_window(self):