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* Author: The ALICE Off-line Project. *
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/*
$Log$
*/
///////////////////////////////////////////////////////////////////////////////
// //
// Muon ABSOrber //
// This class contains the description of the muon absorber geometry //
// //
//Begin_Html
/*
The responsible person for this module is
Andreas Morsch.
*/ //End_Html // // // // /////////////////////////////////////////////////////////////////////////////// #include "AliABSO.h" #include "AliRun.h" #include "AliConst.h" ClassImp(AliABSO) //_____________________________________________________________________________ AliABSO::AliABSO() { // // Default constructor // } //_____________________________________________________________________________ AliABSO::AliABSO(const char *name, const char *title) : AliModule(name,title) { // // Standard constructor // SetMarkerColor(7); SetMarkerStyle(2); SetMarkerSize(0.4); } //_____________________________________________________________________________ void AliABSO::CreateGeometry() { // // Creation of the geometry of the muon absorber // //Begin_Html /* */ //End_Html //Begin_Html /* */ //End_Html Int_t *idtmed = fIdtmed->GetArray()-1599; Float_t d_pb, cpar[5], dpar[12], tpar[3], zpos, cpar1[5], cpar2[5], cpar3[5], cpar4[5], cpar5[12], cpar7[5], cpar8[5], cpar9[5], abs_c, abs_d, abs_l, cpar10[5], r_abs; Float_t theta1, theta2, abs_cc, d_rear, dz, zr, z_cone, d_poly, z_nose, theta_open; Float_t acc_min, acc_max, par[50], d_steel, z_w, theta_r, epsilon; // abs_d = 90.; // DEFINES DRIFT LENGTH z_nose = 102.; z_cone = 285.; theta1 = 24.; // 1. angle defining the front absorber theta2 = 5.; // 2. angle defining the front absorbe acc_max = 9.; // ANGLE POLAIRE MAXIMUM acc_min = 2.; // ANGLE POLAIRE MINIMUM DE DETECTION abs_l = 503.; d_steel = 1.; // THICKNESS OF STEEL SUPPORT d_poly = 7.5; d_pb = 2.5; abs_cc = 315.; // DEFINES LENGTH OF CARBON abs_c = 358.; //abs_s = 150.; // DEFINES W-SHIELD LENGTH //abs_n = 80.; // START OF NOSE r_abs = 4.; //r_pb = .1; epsilon = .01; theta_r = 3.; d_rear = 35.; theta_open = .75; // //z_l3 = 700.; //zmag_in = 725.; //zmag_out = 1225.; //zfil_in = 1471.; //zfil_out = 1591.; //zcon_in = 1900.; //zcon_out = 2e3; //zcone_e = 859.0875; //spec_l = 1800.; //zplug_in = 1780.; //zplug_out= 1900.; // // Chamber position // CZ1=515.5 //cz1 = 511.; //cz2 = 686.; //cz3 = 971.; //cz4 = 1245.; //cz5 = 1445.; //cz6 = 1610.; //cz7 = 1710.; // // --- Outer shape of front absorber par[0] = 0.; par[1] = 360.; par[2] = 4.; par[3] = abs_d; par[4] = 0.; par[5] = abs_d * TMath::Tan(theta1 * kDegrad); par[6] = z_nose; par[7] = 0.; par[8] = par[6] * TMath::Tan(theta1 * kDegrad); par[9] = z_cone; par[10] = 0.; par[11] = par[8] + (par[9] - par[6]) * TMath::Tan(theta2 * kDegrad); par[12] = abs_l; par[13] = 0.; par[14] = par[11] + (par[12] - par[9]) * TMath::Tan(acc_max * kDegrad); gMC->Gsvolu("ABSM", "PCON", idtmed[1605], par, 15); // // --- Now define all elements of the absorber // // TUNGSTEN NOSE SEGMENT BETWEEN Z=90 AND 112 CM // SHAPED ALONG A 24 DEG LINE // cpar1[0] = (z_nose - abs_d) / 2.; cpar1[1] = abs_d * TMath::Tan(acc_max * kDegrad) + d_steel; cpar1[2] = abs_d * TMath::Tan(theta1 * kDegrad); cpar1[3] = z_nose * TMath::Tan(acc_max * kDegrad) + d_steel; cpar1[4] = z_nose * TMath::Tan(theta1 * kDegrad); gMC->Gsvolu("ANOS", "CONE", idtmed[1611], cpar1, 5); // dz = cpar1[0] + abs_d; gMC->Gspos("ANOS", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // // IRON SUPPORT STRUCTURE // cpar2[0] = (abs_l - abs_d) / 2.; cpar2[1] = abs_d * TMath::Tan(acc_max * kDegrad); cpar2[2] = cpar2[1] + d_steel; cpar2[3] = abs_l * TMath::Tan(acc_max * kDegrad); cpar2[4] = cpar2[3] + d_steel; gMC->Gsvolu("ASST", "CONE", idtmed[1658], cpar2, 5); dz = cpar2[0] + abs_d; gMC->Gspos("ASST", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // // PB FRONT SHIELD INNER SEGMENT, ALSO POLYETHYLENE WAS // CONSIDERED FOR THIS REGION // cpar3[0] = (z_cone - z_nose) / 2.; cpar3[1] = cpar1[3]; cpar3[2] = cpar1[3] + d_poly; cpar3[3] = z_cone * TMath::Tan(acc_max * kDegrad) + d_steel; cpar3[4] = cpar3[3] + d_poly; gMC->Gsvolu("AWFS", "CONE", idtmed[1652], cpar3, 5); dz = cpar3[0] + z_nose; gMC->Gspos("AWFS", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // // PB OUTER SURFACE // cpar5[0] = 0.; cpar5[1] = 360.; cpar5[2] = 3.; cpar5[3] = z_nose; cpar5[4] = z_nose * TMath::Tan(acc_max * kDegrad) + d_steel + d_poly; cpar5[5] = z_nose * TMath::Tan(theta1 * kDegrad); cpar5[6] = z_cone; cpar5[7] = z_cone * TMath::Tan(acc_max * kDegrad) + d_steel + d_poly; cpar5[8] = cpar5[7] + d_pb; cpar5[9] = abs_l; cpar5[10] = abs_l * TMath::Tan(acc_max * kDegrad) + d_steel + d_poly; cpar5[11] = cpar5[10] + d_pb; gMC->Gsvolu("APBS", "PCON", idtmed[1612], cpar5, 12); dz = 0.; gMC->Gspos("APBS", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // // POLYETHYLEN LAYER // cpar4[0] = (abs_l - z_cone) / 2.; cpar4[1] = z_cone * TMath::Tan(acc_max * kDegrad) + d_steel; cpar4[2] = cpar4[1] + d_poly; cpar4[3] = abs_l * TMath::Tan(acc_max * kDegrad) + d_steel; cpar4[4] = cpar4[3] + d_poly; gMC->Gsvolu("APOL", "CONE", idtmed[1657], cpar4, 5); dz = cpar4[0] + z_cone; gMC->Gspos("APOL", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // // LEAD INNER SHIELD (inner radius const up to z=abs_c) // z_w = r_abs / TMath::Tan(acc_min * kDegrad); cpar8[0] = (abs_c - z_w) / 2.; cpar8[1] = r_abs; cpar8[2] = r_abs + epsilon; cpar8[3] = r_abs; cpar8[4] = abs_c * TMath::Tan(acc_min * kDegrad); gMC->Gsvolu("AWI1", "CONE", idtmed[1652], cpar8, 5); dz = cpar8[0] + z_w; gMC->Gspos("AWI1", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // // TUNGSTEN OPENING CONE UP TO THE END // cpar8[0] = (abs_l - abs_c) / 2.; cpar8[1] = r_abs; cpar8[2] = abs_c * TMath::Tan(acc_min * kDegrad); cpar8[3] = cpar8[1] + cpar8[0] * 2. * TMath::Tan(theta_open * kDegrad); cpar8[4] = abs_l * TMath::Tan(acc_min * kDegrad); gMC->Gsvolu("AWI2", "CONE", idtmed[1651], cpar8, 5); dz = cpar8[0] + abs_c; gMC->Gspos("AWI2", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // // CONCRETE CONE // cpar7[0] = (abs_l - d_rear - abs_cc) / 2.; cpar7[1] = abs_cc * TMath::Tan(acc_min * kDegrad); cpar7[2] = abs_cc * TMath::Tan(acc_max * kDegrad); cpar7[3] = (abs_l - d_rear) * TMath::Tan(acc_min * kDegrad); cpar7[4] = (abs_l - d_rear) * TMath::Tan(acc_max * kDegrad); gMC->Gsvolu("ACON", "CONE", idtmed[1656], cpar7, 5); dz = cpar7[0] + abs_cc; gMC->Gspos("ACON", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // // REAR SHIELD // zr = abs_l - d_rear; cpar9[0] = 2.5; cpar9[1] = zr * TMath::Tan(theta_r * kDegrad); cpar9[2] = zr * TMath::Tan(acc_max * kDegrad); cpar9[3] = cpar9[1] + TMath::Tan(theta_r * kDegrad) * 5.; cpar9[4] = cpar9[2] + TMath::Tan(acc_max * kDegrad) * 5.; gMC->Gsvolu("ARE1", "CONE", idtmed[1652], cpar9, 5); dz = cpar9[0] + zr; zr += 5.; gMC->Gspos("ARE1", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // cpar9[1] = zr * TMath::Tan(theta_r * kDegrad); cpar9[2] = zr * TMath::Tan(acc_max * kDegrad); cpar9[3] = cpar9[1] + TMath::Tan(theta_r * kDegrad) * 5.; cpar9[4] = cpar9[2] + TMath::Tan(acc_max * kDegrad) * 5.; gMC->Gsvolu("ARE2", "CONE", idtmed[1657], cpar9, 5); dz = cpar9[0] + zr; zr += 5.; gMC->Gspos("ARE2", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // cpar9[1] = zr * TMath::Tan(theta_r * kDegrad); cpar9[2] = zr * TMath::Tan(acc_max * kDegrad); cpar9[3] = cpar9[1] + TMath::Tan(theta_r * kDegrad) * 5.; cpar9[4] = cpar9[2] + TMath::Tan(acc_max * kDegrad) * 5.; gMC->Gsvolu("ARE3", "CONE", idtmed[1652], cpar9, 5); dz = cpar9[0] + zr; zr += 5.; gMC->Gspos("ARE3", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // cpar9[1] = zr * TMath::Tan(theta_r * kDegrad); cpar9[2] = zr * TMath::Tan(acc_max * kDegrad); cpar9[3] = cpar9[1] + TMath::Tan(theta_r * kDegrad) * 5.; cpar9[4] = cpar9[2] + TMath::Tan(acc_max * kDegrad) * 5.; gMC->Gsvolu("ARE4", "CONE", idtmed[1657], cpar9, 5); dz = cpar9[0] + zr; zr += 5.; gMC->Gspos("ARE4", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // cpar9[1] = zr * TMath::Tan(theta_r * kDegrad); cpar9[2] = zr * TMath::Tan(acc_max * kDegrad); cpar9[3] = cpar9[1] + TMath::Tan(theta_r * kDegrad) * 5.; cpar9[4] = cpar9[2] + TMath::Tan(acc_max * kDegrad) * 5.; gMC->Gsvolu("ARE5", "CONE", idtmed[1652], cpar9, 5); dz = cpar9[0] + zr; zr += 5.; gMC->Gspos("ARE5", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // cpar9[1] = zr * TMath::Tan(theta_r * kDegrad); cpar9[2] = zr * TMath::Tan(acc_max * kDegrad); cpar9[3] = cpar9[1] + TMath::Tan(theta_r * kDegrad) * 5.; cpar9[4] = cpar9[2] + TMath::Tan(acc_max * kDegrad) * 5.; gMC->Gsvolu("ARE6", "CONE", idtmed[1657], cpar9, 5); dz = cpar9[0] + zr; zr += 5.; gMC->Gspos("ARE6", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // cpar9[1] = zr * TMath::Tan(theta_r * kDegrad); cpar9[2] = zr * TMath::Tan(acc_max * kDegrad); cpar9[3] = cpar9[1] + TMath::Tan(theta_r * kDegrad) * 5.; cpar9[4] = cpar9[2] + TMath::Tan(acc_max * kDegrad) * 5.; gMC->Gsvolu("ARE7", "CONE", idtmed[1612], cpar9, 5); dz = cpar9[0] + zr; zr += 5.; gMC->Gspos("ARE7", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // // TUNGSTEN REAR SHIELD INNER PART // zr = abs_l - d_rear; cpar10[0] = d_rear / 2.; cpar10[1] = zr * TMath::Tan(acc_min * kDegrad); cpar10[2] = zr * TMath::Tan(theta_r * kDegrad); cpar10[3] = cpar10[1] + d_rear * TMath::Tan(acc_min * kDegrad); cpar10[4] = cpar10[2] + d_rear * TMath::Tan(theta_r * kDegrad); gMC->Gsvolu("ARIN", "CONE", idtmed[1611], cpar10, 5); dz = cpar10[0] + zr; gMC->Gspos("ARIN", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // // ELEMENTS OF THE BEAM PIPE TO BE POSITIONED INTO THE ABSORBER // // MOTHER VOLUME 1. SEGMENT // tpar[0] = 0.; tpar[1] = r_abs; tpar[2] = (abs_c - abs_d) / 2.; gMC->Gsvolu("AATU", "TUBE", idtmed[1655], tpar, 3); // tpar[1] = r_abs - .8; tpar[0] = tpar[1] - .2; tpar[2] = (abs_c - abs_d) / 2.; gMC->Gsvolu("ATUB", "TUBE", idtmed[1649], tpar, 3); dz = 0.; gMC->Gspos("ATUB", 1, "AATU", 0., 0., dz, 0, "ONLY"); // dz = (abs_c - abs_d) / 2. + abs_d; gMC->Gspos("AATU", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // // MOTHER VOLUME 2. SEGMENT // cpar[0] = (abs_l - abs_c) / 2.; cpar[1] = 0.; cpar[2] = r_abs; cpar[3] = 0.; cpar[4] = cpar[2] + cpar[0] * 2. * TMath::Tan(theta_open * kDegrad); gMC->Gsvolu("AAT1", "CONE", idtmed[1655], cpar, 5); // cpar[0] = (abs_l - abs_c) / 2.; cpar[2] += -.8; cpar[1] = cpar[2] - .2; cpar[4] += -.8; cpar[3] = cpar[4] - .2; gMC->Gsvolu("ATU1", "CONE", idtmed[1649], cpar, 5); dz = 0.; gMC->Gspos("ATU1", 1, "AAT1", 0., 0., dz, 0, "ONLY"); // dz = (abs_l - abs_c) / 2. + abs_c; gMC->Gspos("AAT1", 1, "ABSM", 0., 0., dz, 0, "ONLY"); // gMC->Gspos("ABSM", 1, "ALIC", 0., 0., 0., 0, "ONLY"); // // absorber support structure // // attention this element is positioned into ALIC // dpar[0] = 0.; dpar[1] = 360.; dpar[2] = 3.; dpar[3] = abs_l; dpar[4] = abs_l * TMath::Tan(acc_max * kDegrad); dpar[5] = dpar[4] + 4. / TMath::Cos(acc_max * kDegrad); dpar[6] = 600.; dpar[7] = TMath::Tan(acc_max * kDegrad) * 600; dpar[8] = dpar[7] + 4. / TMath::Cos(acc_max * kDegrad); dpar[9] = 670.; dpar[10] = 159.; dpar[11] = 163.5; gMC->Gsvolu("ASUP", "PCON", idtmed[1618], dpar, 12); dz = 0.; gMC->Gspos("ASUP", 1, "ALIC", 0., 0., dz, 0, "ONLY"); // // Flange at the entrance of the absorber // tpar[0] = 3.; tpar[1] = 5.7; tpar[2] = 2.; gMC->Gsvolu("AF63", "TUBE", idtmed[1618], tpar, 3); zpos = abs_d + tpar[2]; gMC->Gspos("AF63", 1, "ABSM", 0., 0., zpos, 0, "ONLY"); } //_____________________________________________________________________________ void AliABSO::DrawModule() { // // Draw a shaded view of the muon absorber // // Set everything unseen gMC->Gsatt("*", "seen", -1); // // Set ALIC mother transparent gMC->Gsatt("ALIC","SEEN",0); // // Set the volumes visible gMC->Gsatt("ABSM","seen",1); gMC->Gsatt("ANOS","seen",1); gMC->Gsatt("ASST","seen",1); gMC->Gsatt("AWFS","seen",1); gMC->Gsatt("APBS","seen",1); gMC->Gsatt("APOL","seen",1); gMC->Gsatt("AWI1","seen",1); gMC->Gsatt("AWI2","seen",1); gMC->Gsatt("ACON","seen",1); gMC->Gsatt("ARE1","seen",1); gMC->Gsatt("ARE2","seen",1); gMC->Gsatt("ARE3","seen",1); gMC->Gsatt("ARE4","seen",1); gMC->Gsatt("ARE5","seen",1); gMC->Gsatt("ARE6","seen",1); gMC->Gsatt("ARE7","seen",1); gMC->Gsatt("ARIN","seen",1); gMC->Gsatt("AATU","seen",1); gMC->Gsatt("ATUB","seen",1); gMC->Gsatt("AAT1","seen",1); gMC->Gsatt("ATU1","seen",1); gMC->Gsatt("ASUP","seen",1); gMC->Gsatt("AF63","seen",1); // gMC->Gdopt("hide", "on"); gMC->Gdopt("shad", "on"); gMC->Gsatt("*", "fill", 7); gMC->SetClipBox("."); gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000); gMC->DefaultRange(); gMC->Gdraw("alic", 40, 30, 0, 21.5, 15, .04, .04); gMC->Gdhead(1111, "Muon Absorber"); gMC->Gdman(16, 6, "MAN"); gMC->Gdopt("hide","off"); } //_____________________________________________________________________________ void AliABSO::CreateMaterials() { // // Define materials for muon absorber // Int_t ISXFLD = gAlice->Field()->Integ(); Float_t SXMGMX = gAlice->Field()->Max(); Float_t apoly[2] = { 12.01,1. }; Float_t zpoly[2] = { 6.,1. }; Float_t wpoly[2] = { .33,.67 }; Float_t aconc[10] = { 1.,12.01,15.994,22.99,24.305,26.98, 28.086,39.1,40.08,55.85 }; Float_t zconc[10] = { 1.,6.,8.,11.,12.,13.,14.,19.,20.,26. }; Float_t wconc[10] = { .01,.001,.529107,.016,.002,.033872, .337021,.013,.044,.014 }; Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; Float_t zsteel[4] = { 26.,24.,28.,14. }; Float_t wsteel[4] = { .715,.18,.1,.005 }; Float_t epsil, stmin, tmaxfd, deemax, stemax; // // Carbon AliMaterial(6, "CARBON$ ", 12.01, 6., 2.265, 18.8, 49.9); AliMaterial(26, "CARBON$ ", 12.01, 6., 2.265, 18.8, 49.9); AliMaterial(46, "CARBON$ ", 12.01, 6., 2.265, 18.8, 49.9); // // Aluminum AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); AliMaterial(29, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); AliMaterial(49, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); // // Iron AliMaterial(10, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1); AliMaterial(30, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1); AliMaterial(50, "IRON$ ", 55.85, 26., 7.87, 1.76, 17.1); // // Tungsten AliMaterial(12, "TUNGSTEN$ ", 183.85, 74., 19.3, .35, 10.3); AliMaterial(32, "TUNGSTEN$ ", 183.85, 74., 19.3, .35, 10.3); AliMaterial(52, "TUNGSTEN$ ", 183.85, 74., 19.3, .35, 10.3); // // Lead AliMaterial(13, "LEAD$ ", 207.19, 82., 11.35, .56, 18.5); AliMaterial(33, "LEAD$ ", 207.19, 82., 11.35, .56, 18.5); AliMaterial(53, "LEAD$ ", 207.19, 82., 11.35, .56, 18.5); // // Air AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.); AliMaterial(35, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.); AliMaterial(55, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.); // // Vacuum AliMaterial(16, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); AliMaterial(36, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); AliMaterial(56, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); // // Concrete AliMixture(17, "CONCRETE$", aconc, zconc, 2.35, 10, wconc); AliMixture(37, "CONCRETE$", aconc, zconc, 2.35, 10, wconc); AliMixture(57, "CONCRETE$", aconc, zconc, 2.35, 10, wconc); // // Poly CH2 AliMixture(18, "POLYETHYLEN$", apoly, zpoly, .95, -2, wpoly); // // After a call with ratios by number (negative number of elements), // the ratio array is changed to the ratio by weight, so all successive // calls with the same array must specify the number of elements as // positive // AliMixture(38, "POLYETHYLEN$", apoly, zpoly, .95, 2, wpoly); AliMixture(58, "POLYETHYLEN$", apoly, zpoly, .95, 2, wpoly); // // stainless Steel AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); AliMixture(39, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); AliMixture(59, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); // // **************** // Defines tracking media parameters. // epsil = .001; // Tracking precision, stemax = -1.; // Maximum displacement for multiple scat tmaxfd = -20.; // Maximum angle due to field deflection deemax = -.3; // Maximum fractional energy loss, DLS stmin = -.8; // *************** // // Carbon AliMedium(6, "C_C0 ", 6, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(26, "C_C1 ", 26, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(46, "C_C2 ", 46, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); // // Aluminum AliMedium(9, "ALU_C0 ", 9, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(29, "ALU_C1 ", 29, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(49, "ALU_C2 ", 49, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); // // Iron AliMedium(10, "FE_C0 ", 10, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(30, "FE_C1 ", 30, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(50, "FE_C2 ", 50, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); // // Tungsten AliMedium(12, "W_C0 ", 12, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(32, "W_C1 ", 32, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(52, "W_C2 ", 52, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); // // Lead AliMedium(13, "PB_C0 ", 13, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(33, "PB_C1 ", 33, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(53, "PB_C2 ", 53, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); // // Air AliMedium(15, "AIR_C0 ", 15, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(35, "AIR_C1 ", 35, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(55, "AIR_C2 ", 55, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); // // Vacuum AliMedium(16, "VA_C0 ", 16, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(36, "VA_C1 ", 36, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(56, "VA_C2 ", 56, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); // // Concrete AliMedium(17, "CC_C0 ", 17, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(37, "CC_C1 ", 37, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(57, "CC_C2 ", 57, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); // // Polyethilene AliMedium(18, "CH2_C0 B ", 18, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(38, "CH2_C1 ", 38, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(58, "CH2_C2 ", 58, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); // // Steel AliMedium(19, "ST_C0 ", 19, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(39, "ST_C1 ", 39, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); AliMedium(59, "ST_C3 ", 59, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin); } //_____________________________________________________________________________ void AliABSO::Init() { // // Initialisation of the muon absorber after it has been built Int_t i; // printf("\n"); for(i=0;i<35;i++) printf("*"); printf(" ABSO_INIT "); for(i=0;i<35;i++) printf("*"); printf("\n"); // for(i=0;i<80;i++) printf("*"); printf("\n"); }