<html><head></head><body><div style="color:#000; background-color:#fff; font-family:bookman old style, new york, times, serif;font-size:16px"><div id="yui_3_16_0_1_1468494050291_5141">Dear users</div><div id="yui_3_16_0_1_1468494050291_5141" dir="ltr">I want to minimize the forces for Pt111 surface. I want to restrict the structure by minimizing the forces for first two layers and keeping the other layers bulk-like. Please some one can help me how to change case.inM file. Should I make some numbers equal to zero?</div><div id="yui_3_16_0_1_1468494050291_5141" dir="ltr">Looking forward</div><div id="yui_3_16_0_1_1468494050291_5141" dir="ltr"><br></div><div id="yui_3_16_0_1_1468494050291_5141" dir="ltr">regards</div><div id="yui_3_16_0_1_1468494050291_5141" dir="ltr">Saleem</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_6813"><br></div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7056">PORT 2.00 0.35 # PORT/NEWT; tolf, Initial Trust Radius</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7057">1.0 1.0 1.0 1.0 #Atom 1 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7058">1.0 1.0 1.0 1.0 #Atom 2 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7059">1.0 1.0 1.0 1.0 #Atom 3 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7060">1.0 1.0 1.0 1.0 #Atom 4 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7061">1.0 1.0 1.0 1.0 #Atom 5 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7062">1.0 1.0 1.0 1.0 #Atom 6 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7063">1.0 1.0 1.0 1.0 #Atom 7 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7064">1.0 1.0 1.0 1.0 #Atom 8 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7065">1.0 1.0 1.0 1.0 #Atom 9 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7066">1.0 1.0 1.0 1.0 #Atom 10 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7067">1.0 1.0 1.0 1.0 #Atom 11 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7068">1.0 1.0 1.0 1.0 #Atom 12 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7069">1.0 1.0 1.0 1.0 #Atom 13 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7070">1.0 1.0 1.0 1.0 #Atom 14 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7071">1.0 1.0 1.0 1.0 #Atom 15 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7072">1.0 1.0 1.0 1.0 #Atom 16 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7073">1.0 1.0 1.0 1.0 #Atom 17 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7074">1.0 1.0 1.0 1.0 #Atom 18 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7075">1.0 1.0 1.0 1.0 #Atom 19 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7076">1.0 1.0 1.0 1.0 #Atom 20 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7077">1.0 1.0 1.0 1.0 #Atom 21 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7078">1.0 1.0 1.0 1.0 #Atom 22 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7079">1.0 1.0 1.0 1.0 #Atom 23 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7080">1.0 1.0 1.0 1.0 #Atom 24 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7081">1.0 1.0 1.0 1.0 #Atom 25 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7082">1.0 1.0 1.0 1.0 #Atom 26 Generated by pairhess</div><div dir="ltr" id="yui_3_16_0_1_1468494050291_7083">1.0 1.0 1.0 1.0 #Atom 27 Generated by pairhess</div></div></body></html>