* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.14 2001/01/20 16:56:33 morsch
-Put air in connecting tubes and flanges of vacuum pump.
-
-Revision 1.13 2001/01/20 16:35:27 morsch
-Increase mother volume for bellows.
-
-Revision 1.12 2000/12/21 16:41:06 morsch
-Coding convention clean-up (RS3)
-
-Revision 1.11 2000/11/28 16:06:57 morsch
-Undulated beam-pipe replaced by Al-Be (40,60) pipe 1.5 mm thick.
-
-Revision 1.10 2000/11/24 13:00:37 morsch
-- Geometry and materials imported from euclid output
-- include comments
-- better struturing of volume tree
-- improved version of flange close to front absorber
-- more realistic pump materials
-- undulated beam pipe imported from v3.
-
-Revision 1.9 2000/10/02 21:28:15 fca
-Removal of useless dependecies via forward declarations
+/* $Id$ */
-Revision 1.8 2000/06/11 12:37:01 morsch
-Coding rule violations corrected
+//-------------------------------------------------------------------------
+// Beam pipe class
+// Default version
+// Author: A.Morsch
+//-------------------------------------------------------------------------
-Revision 1.7 2000/02/23 16:25:24 fca
-AliVMC and AliGeant3 classes introduced
-ReadEuclid moved from AliRun to AliModule
+#include <Riostream.h>
-Revision 1.6 1999/09/29 09:24:30 fca
-Introduction of the Copyright and cvs Log
+#include <TSystem.h>
+#include <TVirtualMC.h>
-*/
-
-////////////////////////////////////////////////
-// Beam pipe class /
-////////////////////////////////////////////////
-
-#include "AliPIPEv0.h"
-#include "AliRun.h"
#include "AliConst.h"
#include "AliMagF.h"
-#include "AliMC.h"
-#include "TSystem.h"
+#include "AliPIPEv0.h"
+#include "AliRun.h"
+#include "AliLog.h"
ClassImp(AliPIPEv0)
+
//_____________________________________________________________________________
-AliPIPEv0::AliPIPEv0()
+AliPIPEv0::AliPIPEv0():
+ fPipeMaterial(kBe)
{
// Constructor
}
//_____________________________________________________________________________
AliPIPEv0::AliPIPEv0(const char *name, const char *title)
- : AliPIPE(name,title)
+ : AliPIPE(name,title),
+ fPipeMaterial(kBe)
{
// Constructor
}
*/
//End_Html
- printf("Create PIPEvTemp geometry \n");
+ AliDebugClass(1,"Create PIPEv0 geometry");
Int_t *idtmed = fIdtmed->GetArray();
- Float_t ppcon[48], ptube[3], pbox[3];
+ Float_t ppcon[90], ptube[3], pbox[3];
Int_t i=0;
- enum {kC=6, kAlu=9, kInox=19, kGetter=20, kBe=5, kVac=16, kAir=15, kAlBe=21};
Int_t idrotm[2099];
AliMatrix(idrotm[2001],90.,240., 0., 0., 90.,150.);
idrotm[2011] = 0;
AliMatrix(idrotm[2012],90.,180., 90., 90.,180., 0.);
AliMatrix(idrotm[2013],90., 0., 90., 90.,180., 0.);
+//
+// Bellow
+//
+// distance between bellows
+// total size of bellow section
+ const Float_t kdzb = 14.6;
+// size of undulated region
+//
+// Absorber side
+//
+// distance between bellows
+ const Float_t kdzbbA = 4.6;
+// total size of bellow section
+ const Float_t kdzbA = 14.6;
+// size of undulated region
+ const Float_t kdzubA = 3.75;
+
+// half-lengths of various beam pipe sections
+// central Be-Pipe
+ Float_t hlenQbbe1 = 40.;
+ Float_t hlenQbbe2 = 36.5;
+ Float_t hlenQbbe = (hlenQbbe1+hlenQbbe2)/2.;
+//
+//
+// Float_t hlenQbt1 = 5.5/2.;
+//
+// Pipe outside central region (non-absorber side)
+ Float_t hlenQbab = 157.5 + 23./2.;
+//
+// Flange non-absorber side
+ Float_t hlenQb29 = 11.5/2.+1.75 + 5.0;
+//
+// Bellow element
+ Float_t hlenQbe0 = kdzbA;
+//
+// Inox pipe between Be and Bellow (absorber side)
+ Float_t hlenQb24[3] = {11.3/2., 1.8, 3.3};
+//
+//
+ Float_t hlenQb28 = (800.-hlenQbbe1-2.*hlenQbab-4.*hlenQb29-2.*hlenQbe0)/2.;
+//
+// Position of the pump
+ Float_t zPump = hlenQbbe1+2.*hlenQbab+2.*hlenQb29+kdzb;
+//
+// Inner beam pipe radius
+// Be
+ const Float_t kRinBe = 2.9;
+// Steel
+ const Float_t kRinSt = 2.9;
+// Bellow
+ const Float_t kRinSB = 2.92;
+//
+// Outer beam pipe radius
+// Be
+ const Float_t kRoutBe = 2.98;
+// Steel
+ const Float_t kRoutSt = 2.98;
+// Bellow
+ const Float_t kRoutSB = 3.00;
+//
+ Float_t dz;
//
// The peam pipe up to the Front Absorber
//
// Mother Volume QBPM
- const Float_t dbe1 = 15.;
- const Float_t dbe2 = 15.;
- ppcon[0] = 0;
- ppcon[1] = 360;
- ppcon[2] = 15;
-// 1:
- ppcon[3] = - 90;
- ppcon[4] = 0;
- ppcon[5] = 5.8;
+ ppcon[0] = 0;
+ ppcon[1] = 360;
+ ppcon[2] = 20;
+// 1
+ ppcon[3] = -90.;
+ ppcon[4] = 0.;
+ ppcon[5] = 3.1;
// 2
- ppcon[6] = - 81.0;
- ppcon[7] = 0.;
- ppcon[8] = 5.8;
+ ppcon[6] = -84.;
+ ppcon[7] = 0.;
+ ppcon[8] = 3.1;
// 3
- ppcon[9] = - 81.;
- ppcon[10] = 0.;
- ppcon[11] = 4.22;
+ ppcon[9] = -84.;
+ ppcon[10] = 0.;
+ ppcon[11] = 4.4;
// 4
- ppcon[12] = - 28.00-dbe2;
- ppcon[13] = 0;
- ppcon[14] = 4.22;
+ ppcon[12] = -90+2.*hlenQb24[2]+2.8+2.*hlenQb24[1];
+ ppcon[13] = 0.;
+ ppcon[14] = 4.4;
// 5
- ppcon[15] = - 28.00-dbe2;
- ppcon[16] = 0;
- ppcon[17] = 3.2;
-// 6
- ppcon[18] = 0;
- ppcon[19] = 0;
- ppcon[20] = 3.2;
-// 7
- ppcon[21] = 28.+dbe1;
- ppcon[22] = 0;
- ppcon[23] = 3.2;
-// 8
- ppcon[24] = 28.+dbe1;
- ppcon[25] = 0;
- ppcon[26] = 4.22;
+ ppcon[15] = ppcon[12];
+ ppcon[16] = 0.;
+ ppcon[17] = 4.1;
+// 6
+ ppcon[18] = ppcon[15] + 2.5 + 2.*kdzubA+0.2;
+ ppcon[19] = 0.;
+ ppcon[20] = 4.1;
+// 7
+ ppcon[21] = ppcon[18];
+ ppcon[22] = 0.;
+ ppcon[23] = 3.2;
+// 8
+ ppcon[24] = ppcon[21] + 2.* kdzbbA-0.4;
+ ppcon[25] = 0.;
+ ppcon[26] = 3.2;
// 9
- ppcon[27] = 250;
- ppcon[28] = 0;
- ppcon[29] = 4.22;
-// 10
- ppcon[30] = 250;
- ppcon[31] = 0;
- ppcon[32] = 5;
-// 11
- ppcon[33] = 365;
+ ppcon[27] = ppcon[24];
+ ppcon[28] = 0.;
+ ppcon[29] = 4.1;
+// 10
+ ppcon[30] = -44.;
+ ppcon[31] = 0.;
+ ppcon[32] = 4.1;
+// 11
+ ppcon[33] = -44.;
ppcon[34] = 0;
- ppcon[35] = 5;
-// 12
- ppcon[36] = 365;
+ ppcon[35] = 3.06;
+// 12
+ ppcon[36] = 38.;
ppcon[37] = 0;
- ppcon[38] = 56;
-// 13
- ppcon[39] = 405;
+ ppcon[38] = 3.06;
+// 13
+ ppcon[39] = 38.;
ppcon[40] = 0;
- ppcon[41] = 56;
-// 14
- ppcon[42] = 405;
- ppcon[43] = 0;
- ppcon[44] = 5;
-// 15
- ppcon[45] = 800;
- ppcon[46] = 0;
- ppcon[47] = 5;
-
- gMC->Gsvolu("QBPM", "PCON", idtmed[kAir], ppcon, 48);
+ ppcon[41] = 4.1;
+// 14
+ ppcon[42] = hlenQbbe1+2.*hlenQbab-0.1;
+ ppcon[43] = 0.;
+ ppcon[44] = 4.1;
+// 15
+ ppcon[45] = ppcon[42];
+ ppcon[46] = 0.;
+ ppcon[47] = 4.1;
+// 16
+ ppcon[48] = ppcon[45]+2.*hlenQb29-5.;
+ ppcon[49] = 0.;
+ ppcon[50] = 4.1;
+// 17
+ ppcon[51] = ppcon[48];
+ ppcon[52] = 0.;
+ ppcon[53] = 56.;
+// 18
+ ppcon[54] = ppcon[51]+2.*kdzb+10.;
+ ppcon[55] = 0.;
+ ppcon[56] = 56.;
+// 19
+ ppcon[57] = ppcon[54];
+ ppcon[58] = 0.;
+ ppcon[59] = 4.1;
+// 20
+ ppcon[60] = 800.;
+ ppcon[61] = 0.;
+ ppcon[62] = 4.1;
+
+ gMC->Gsvolu("QBPM", "PCON", idtmed[kAir], ppcon,63);
+
+
+//
+// volume definitions of various sections
+//
//
// The Vacuum
+ gMC->Gsvolu("QBVA","TUBE", idtmed[kVac], ptube, 0);
ptube[0] = 0.0;
- ptube[1] = 2.9;
- ptube[2] = 445.0;
-
- gMC->Gsvolu("QBVA","TUBE", idtmed[kVac], ptube, 3);
- gMC->Gspos ("QBVA", 1, "QBPM", 0., 0., 355., 0, "ONLY");
-//
-// volume definitions of various sections
+ ptube[1] = kRinSt;
+ ptube[2] = (90.-hlenQbbe2)/2.;
+ dz = -90. + ptube[2];
+ gMC->Gsposp ("QBVA", 1, "QBPM", 0., 0., dz , 0, "ONLY", ptube, 3);
+ dz = dz + ptube[2];
+
+ ptube[1] = kRinBe;
+ ptube[2] = hlenQbbe+hlenQbab;
+ dz = dz + ptube[2];
+ gMC->Gsposp ("QBVA", 2, "QBPM", 0., 0., dz , 0, "ONLY", ptube, 3);
+ dz = dz + ptube[2];
+
+ ptube[1] = kRinSt;
+ ptube[2] = (800.-hlenQbbe1-2.*hlenQbab)/2.;
+ dz = dz + ptube[2];
+ gMC->Gsposp ("QBVA", 3, "QBPM", 0., 0., dz , 0, "ONLY", ptube, 3);
+
//
-// distance between bellows
- const Float_t dzbb = 8.0;
-// size of bellow
- const Float_t dzb = 11.4;
-
- //half-lengths of various beam pipe sections
- Float_t hlenQbbe=43.3;
- Float_t hlenQbt1=5.5/2.;
- Float_t hlenQbab=286.6/2.;
- Float_t hlenQb10=286.6/2.;
- Float_t hlenQb29=4.4/2.;
- Float_t hlenQbe0=(2.* dzb + dzbb)/2.;
- Float_t hlenQb26=20./2.;
- Float_t hlenQb28=400.6/2.;
-
-// Be Pipe in central Alice : length 43.3 * 2
- ptube[0] = 2.90;
- ptube[1] = 3.00;
+// Be Pipe in central Alice
+ ptube[0] = kRinBe;
+ ptube[1] = kRoutBe;
ptube[2] = hlenQbbe;
gMC->Gsvolu("QBBE","TUBE", idtmed[kBe], ptube, 3);
//
-// Metal-Metal Transitions : non-absorber side
-//
-// Be-Al (or Be to Be-Al alloy)
-// Mother Volume
- ptube[0] = 2.900;
- ptube[1] = 4.200;
- ptube[2] = hlenQbt1;
- gMC->Gsvolu("QBT1","TUBE", idtmed[kAir], ptube, 3);
-
- ptube[0] = 2.900;
- ptube[1] = 3.150;
- ptube[2] = 0.375;
- //
- // Be-part
- gMC->Gsvolu("QB01","TUBE", idtmed[kAlu], ptube, 3);
-
- ptube[1] = 3.000;
- gMC->Gsvolu("QBA1","TUBE", idtmed[kBe], ptube, 3);
-
- gMC->Gspos("QBA1", 1, "QB01", 0., 0., 0, 0, "ONLY");
- gMC->Gspos("QB01", 1, "QBT1", 0., 0.,-2.75+ptube[2], 0, "ONLY");
-
- // Al-part
- //
- ptube[0] = 2.900;
- ptube[1] = 3.150;
- ptube[2] = 2.375;
-
- gMC->Gsvolu("QB03","TUBE", idtmed[kAlu], ptube, 3);
- gMC->Gspos("QB03", 1, "QBT1", 0., 0.,-2.+ptube[2], 0, "ONLY");
-
-
- ptube[0] = 3.15;
- ptube[1] = 3.50;
- ptube[2] = 0.10;
-
- gMC->Gsvolu("QB05","TUBE", idtmed[kAlu], ptube, 3);
- gMC->Gspos("QB05", 1, "QBT1", 0., 0., 2.55+ptube[2], 0, "ONLY");
-
-
- // Fixations
- ptube[0] = 0.0;
- ptube[1] = 0.1;
- ptube[2] = 0.5;
-
- gMC->Gsvolu("QB08","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QB08", 1 ,"QBT1", 0.000, 3.650, -1.25, idrotm[2002], "ONLY");
- gMC->Gspos("QB08", 2 ,"QBT1", 3.161, -1.825, -1.25, idrotm[2001], "ONLY");
- gMC->Gspos("QB08", 3 ,"QBT1", -3.161, -1.825, -1.25, idrotm[2003], "ONLY");
-
- // Carbon ring
- ptube[0] = 3.15;
- ptube[1] = 4.10;
- ptube[2] = 0.55;
-
- gMC->Gsvolu("QB07","TUBE", idtmed[kC], ptube, 3);
-
- ptube[0] = 3.15;
- ptube[1] = 3.50;
- ptube[2] = 0.10;
- gMC->Gsvolu("QBA7","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QBA7", 1, "QB07", 0.0, 0.0, 0.55-0.2, 0, "ONLY");
- gMC->Gspos("QB07", 1, "QBT1", 0.0, 0.0, 2., 0, "ONLY");
-
-
+// Support Ring
//
-// 1st section Alu non-absorber side
- ptube[0] = 2.9;
- ptube[1] = 3.0;
- ptube[2] = hlenQb10;
-
- gMC->Gsvolu("QB10","TUBE", idtmed[kAlu], ptube, 3);
+ // Mother
+ ptube[0] = kRoutSB;
+ ptube[1] = 4.0;
+ ptube[2] = 0.6;
+ gMC->Gsvolu("QBSR", "TUBE", idtmed[kAlu], ptube,3);
+ // Inner support
+ ptube[0] = kRoutSB;
+ ptube[1] = 3.5;
+ gMC->Gsvolu("QBSS", "TUBE", idtmed[kPA], ptube,3);
+ gMC->Gspos("QBSS", 1, "QBSR", 0.0, 0.0, 0.0, 0, "ONLY");
+
+ gMC->Gspos("QBSR", 1, "QBPM", 0.0, 0.0, 40., 0, "ONLY");
+ gMC->Gspos("QBSR", 2, "QBPM", 0.0, 0.0, 150., 0, "ONLY");
+ gMC->Gspos("QBSR", 3, "QBPM", 0.0, 0.0, 260., 0, "ONLY");
+ gMC->Gspos("QBSR", 4, "QBPM", 0.0, 0.0,- 46., 0, "ONLY");
//
-// Support rollers: non absorber side
+// Flange and Fixed Point: non absorber side
//
-// Mother volume
- ptube[0] = 3.2;
- ptube[1] = 4.8;
- ptube[2] = 3.0;
- gMC->Gsvolu("QBRM","TUBE", idtmed[kAir], ptube, 3);
-
- ptube[0] = 0.0;
- ptube[1] = 0.7;
- ptube[2] = 3.0;
-
- gMC->Gsvolu("QB30","TUBE", idtmed[kInox], ptube, 3);
-
- for (i=0; i<8; i++) {
- Float_t phi = 45.+i*45.*kDegrad;
- Float_t xpos = 4.*TMath::Sin(phi);
- Float_t ypos = 4.*TMath::Cos(phi);
- gMC->Gspos("QB30", i+1, "QBRM", xpos, ypos, 0, idrotm[2004+i], "ONLY");
- }
-
+// ---------->
//
-// Flanges: non absorber side
- ptube[0] = 3.0;
- ptube[1] = 4.9;
+// Mother
+ ppcon[0] = 0;
+ ppcon[1] = 360;
+ ppcon[2] = 4;
+// 1:
+ ppcon[3] = -hlenQb29;
+ ppcon[4] = kRinSt;
+ ppcon[5] = 5.8;
+// 2
+ ppcon[6] = ppcon[3]+3.6;
+ ppcon[7] = kRinSt;
+ ppcon[8] = 5.8;
+// 3
+ ppcon[9] = ppcon[6];
+ ppcon[10] = kRinSt;
+ ppcon[11] = 3.6;
+// 4
+ ppcon[12] = hlenQb29;
+ ppcon[13] = kRinSt;
+ ppcon[14] = 3.6;
+
+ gMC->Gsvolu("QB29", "PCON", idtmed[kAir], ppcon,15);
+
+
+// Flange
+ ptube[0] = kRinSt;
+ ptube[1] = 5.7;
+ ptube[2] = 1.75;
+ gMC->Gsvolu("QF29","TUBE", idtmed[kInox], ptube, 3);
+ gMC->Gspos("QF29", 1, "QB29", 0.0, 0.0, -hlenQb29+1.75, 0, "ONLY");
+// Pipe
+ ptube[0] = kRinSt;
+ ptube[1] = 3.06;
ptube[2] = hlenQb29;
+ gMC->Gsvolu("QS29","TUBE", idtmed[kInox], ptube, 3);
+ gMC->Gspos("QS29", 1, "QB29", 0.0, 0.0, 0., 0, "ONLY");
+// Fixed point
+ ptube[0] = kRinSt;
+ ptube[1] = 3.5;
+ ptube[2] = 0.3;
+ gMC->Gsvolu("QP29","TUBE", idtmed[kInox], ptube, 3);
+ gMC->Gspos("QP29", 1, "QB29", 0.0, 0.0, -hlenQb29+9.75+3., 0, "ONLY");
- gMC->Gsvolu("QB29","TUBE", idtmed[kInox], ptube, 3);
-
+//
//
// Inox beam pipe: final section on non-absorber side
- ptube[0] = 2.90;
- ptube[1] = 2.98;
+ ptube[0] = kRinSt;
+ ptube[1] = kRoutSt;
ptube[2] = hlenQb28;
gMC->Gsvolu("QB28","TUBE", idtmed[kInox], ptube, 3);
-//
-// Undulated beam pipe
-//
-/*
- Float_t pitch=0.25;
- Float_t thick=0.015;
- Float_t zundul=171;
- Float_t rundul=3.0;
- char cn48[][5]={"QN21","QN22","QN23","QN24","QN25","QN26","QN27","QN28"};
-
- Undulation("QUND",pitch,thick,zundul,rundul,cn48);
- gMC->Gspos("QUND", 1, "QBPM", 0., 0., 335.+zundul, 0, "ONLY");
-*/
// Al-Be (40-60 wgt%, rho=2.7 g/cm**3) beam pipe
//
- ptube[0] = 2.90;
- ptube[1] = 3.05;
- ptube[2] = hlenQbab;
-
- gMC->Gsvolu("QBAB","TUBE", idtmed[kAlBe], ptube, 3);
-
-
-//
-// last piece : inox pipe from pump till end
+// This section is under study (A.M. 1/2/2002)
//
- //ptube[0] = 2.90;
- //ptube[1] = 2.98;
- //ptube[2] = 61.55;
-
- //gMC->Gsvolu("QB48","TUBE", idtmed[kInox], ptube, 3);
-/*
- ptube[0] = 2.90;
- ptube[1] = 2.98;
- ptube[2] = 1.0;
-
- gMC->Gsvolu("QB27","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QB27", 1, "QBPM", 0.0, 0.0, 208.1, 0, "ONLY");
-*/
-//
-// Aluminium collar for support rollers
-
- gMC->Gsvolu("QB25","TUBE", idtmed[kAlu], ptube, 0);
+ ptube[0] = kRinBe;
+ if (fPipeMaterial == kAlu) {
+ ptube[1] = 3.06;
+ } else if (fPipeMaterial == kBe) {
+ ptube[1] = kRoutBe;
+ } else if (fPipeMaterial == kInox){
+ ptube[1] = kRoutSt;
+ }
+ ptube[2] = hlenQbab;
+ gMC->Gsvolu("QBAB","TUBE", idtmed[fPipeMaterial], ptube, 3);
// 2.5 mm thick SS tube for hanging pump
- ptube[0] = 2.90;
+/*
+ ptube[0] = Rin;
ptube[1] = 3.15;
ptube[2] = hlenQb26;
gMC->Gsvolu("QB26","TUBE", idtmed[kInox], ptube, 3);
-
+*/
//
// Bellows
//
+//
// Mother Volume
- ptube[0] = 2.90;
- ptube[1] = 3.75;
- ptube[2] = (2.*dzb+dzbb)/2.;
- gMC->Gsvolu("QBE0","TUBE", idtmed[kAir], ptube, 3);
-
- ptube[2] = dzb/2.;
-
+ Float_t pconQBE0[33];
+ pconQBE0[ 0]= 0;
+ pconQBE0[ 1]= 360;
+ pconQBE0[ 2]= 10;
+// 1
+ pconQBE0[ 3] = -kdzbA;
+ pconQBE0[ 4] = kRinSB;
+ pconQBE0[ 5] = kRoutSB;
+//
+ pconQBE0[ 6] = -kdzbA+2.5;
+ pconQBE0[ 7] = kRinSB;
+ pconQBE0[ 8] = kRoutSB;
+// 2
+ pconQBE0[ 9] = -kdzbA+2.5;
+ pconQBE0[10] = kRinSB;
+ pconQBE0[11] = 3.60;
+// 3
+ pconQBE0[12] = -kdzbA+2.5+2.*kdzubA;
+ pconQBE0[13] = kRinSB;
+ pconQBE0[14] = 3.60;
+// 4
+ pconQBE0[15] = -kdzbA+2.5+2.*kdzubA;
+ pconQBE0[16] = kRinSB;
+ pconQBE0[17] = kRoutSB;
+// 5
+ pconQBE0[18] = -kdzbA+2.5+2.*kdzubA+2.*kdzbbA;
+ pconQBE0[19] = kRinSB;
+ pconQBE0[20] = kRoutSB;
+// 6
+ pconQBE0[21] = -kdzbA+2.5+2.*kdzubA+2.*kdzbbA;
+ pconQBE0[22] = kRinSB;
+ pconQBE0[23] = 3.60;
+// 7
+ pconQBE0[24] = -kdzbA+2.5+4.*kdzubA+2.*kdzbbA;
+ pconQBE0[25] = kRinSB;
+ pconQBE0[26] = 3.60;
+// 8
+ pconQBE0[27] = -kdzbA+2.5+4.*kdzubA+2.*kdzbbA;
+ pconQBE0[28] = kRinSB;
+ pconQBE0[29] = kRoutSB;
+// 9
+ pconQBE0[30] = -kdzbA+5.0+4.*kdzubA+2.*kdzbbA;
+ pconQBE0[31] = kRinSB;
+ pconQBE0[32] = kRoutSB;
+
+ gMC->Gsvolu("QBE0", "PCON", idtmed[kAir], pconQBE0, 33);
+//
+// Undulated piece mother
+ ptube[0] = kRinSB;
+ ptube[1] = 3.60;
+ ptube[2] = kdzubA;
gMC->Gsvolu("QBEM","TUBE", idtmed[kAir], ptube, 3);
- Float_t dz = (dzb+dzbb)/2.;
- gMC->Gspos("QBEM", 2 ,"QBE0", 0.0, 0.0, -dz, 0 , "ONLY");
- gMC->Gspos("QBEM", 1 ,"QBE0", 0.0, 0.0, dz, idrotm[2012], "ONLY");
-
- ptube[0] = 2.90;
- ptube[1] = 3.25;
- ptube[2] = 3.70;
-
- gMC->Gsvolu("QB19","TUBE", idtmed[kVac], ptube, 3);
- gMC->Gspos("QB19", 1 ,"QBEM", 0.0, 0.0, 0.5, 0 , "ONLY");
-
- ptube[0] = 3.25;
- ptube[1] = 3.74;
- ptube[2] = 0.095;
-
- gMC->Gsvolu("QB18","TUBE", idtmed[kVac], ptube, 3);
- for (i=0; i<15; i++) {
- gMC->Gspos("QB18", i+1, "QBEM", 0.0, 0.0, 3.3-i*0.4, 0, "ONLY");
- }
-
- ptube[0] = 2.90;
- ptube[1] = 3.00;
- ptube[2] = 1.20;
-
- gMC->Gsvolu("QB21","TUBE", idtmed[kVac], ptube, 3);
- gMC->Gspos("QB21", 1 ,"QBEM", 0.0, 0.0, -4.5, 0 , "ONLY");
-
- ptube[0] = 3.250;
- ptube[1] = 3.750;
- ptube[2] = 0.005;
-
- gMC->Gsvolu("QB15","TUBE", idtmed[kInox], ptube, 3);
- for (i=0; i<30; i++) {
- gMC->Gspos("QB15", i+1, "QBEM", 0.0, 0.0, 3.4-i*0.2, 0, "ONLY");
- }
-
- ptube[0] = 3.740;
- ptube[1] = 3.750;
- ptube[2] = 0.095;
-
- gMC->Gsvolu("QB16","TUBE", idtmed[kInox], ptube, 3);
- for (i=0; i<15; i++) {
- gMC->Gspos("QB16", i+1, "QBEM", 0.0, 0.0, 3.3-i*0.4, 0, "ONLY");
- }
-
- ptube[0] = 3.250;
- ptube[1] = 3.260;
- ptube[2] = 0.095;
-
- gMC->Gsvolu("QB17","TUBE", idtmed[kInox], ptube, 3);
- for (i=0; i<14; i++) {
- gMC->Gspos("QB17", i+1, "QBEM", 0.0, 0.0, 3.1-i*0.4, 0, "ONLY");
+ dz = -kdzbA+kdzubA+2.5;
+ gMC->Gspos("QBEM", 2 ,"QBE0", 0.0, 0.0, dz, 0 , "ONLY");
+ gMC->Gspos("QBEM", 1 ,"QBE0", 0.0, 0.0, -dz, idrotm[2012], "ONLY");
+//
+ Float_t pund[30];
+ Float_t uw = 0.02;
+ Float_t ur = 2.*kdzubA-36.*uw;
+ Float_t uz = ur/37.;
+ Float_t ut = uz+uw;
+
+ pund[ 0] = 0;
+ pund[ 1] = 360;
+ pund[ 2] = 8;
+
+ pund[ 3] = -ut;
+ pund[ 4] = kRinSB;
+ pund[ 5] = kRinSB+uw;
+
+ pund[ 6] = -ut+uz;
+ pund[ 7] = pund[4];
+ pund[ 8] = pund[5];
+
+ pund[ 9] = pund[6];
+ pund[10] = pund[4];
+ pund[11] = 3.6;
+
+ pund[12] = pund[9]+uw;
+ pund[13] = pund[10];
+ pund[14] = pund[11];
+
+ pund[15] = pund[12];
+ pund[16] = 3.6-uw;
+ pund[17] = pund[14];
+
+ pund[18] = pund[12]+uz;
+ pund[19] = pund[16];
+ pund[20] = pund[17];
+
+ pund[21] = pund[18];
+ pund[22] = kRinSB;
+ pund[23] = pund[20];
+
+ pund[24] = pund[21]+uw;
+ pund[25] = pund[22];
+ pund[26] = pund[23];
+
+ gMC->Gsvolu("QBEU", "PCON", idtmed[kInox], pund, 27);
+
+ for (i = 0; i < 18; i++)
+ {
+ dz = -kdzubA+(1+2*i)*ut;
+ gMC->Gspos("QBEU", i+1 ,"QBEM", 0.0, 0.0, dz, 0 , "ONLY");
}
-
- ptube[0] = 3.250;
- ptube[1] = 3.260;
- ptube[2] = 0.3975;
-
- gMC->Gsvolu("QB14","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QB14", 2 ,"QBEM", 0.0, 0.0, -2.8025, 0 , "ONLY");
- gMC->Gspos("QB14", 1 ,"QBEM", 0.0, 0.0, 3.8025, 0 , "ONLY");
-
- ptube[0] = 2.900;
- ptube[1] = 3.260;
- ptube[2] = 0.050;
-
- gMC->Gsvolu("QB13","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QB13", 2 ,"QBEM", 0.0, 0.0, -3.25, 0 , "ONLY");
- gMC->Gspos("QB13", 1 ,"QBEM", 0.0, 0.0, 4.25, 0 , "ONLY");
-
- ptube[0] = 2.900;
- ptube[1] = 3.000;
- ptube[2] = 0.700;
-
- gMC->Gsvolu("QB12","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QB12", 1 ,"QBEM", 0.0, 0.0, 5.0, 0, "ONLY");
-
+ ptube[0] = kRinSB;
+ ptube[1] = kRinSB+uw;
+ ptube[2] = uz;
+ gMC->Gsvolu("QBEW","TUBE", idtmed[kInox], ptube, 3);
+ gMC->Gspos("QBEW", 1 ,"QBEM", 0.0, 0.0, kdzubA-uz, 0 , "ONLY");
//
-// pipe between Bellows
- ptube[0] = 2.9;
- ptube[1] = 3.0;
- ptube[2] = dzbb/2.;
- gMC->Gsvolu("QB23","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QB23", 1 ,"QBE0", 0.0, 0.0, 0.0, 0, "ONLY");
-
+// BeamPipe
+ gMC->Gsvolu("QBEP","TUBE", idtmed[kInox], ptube, 0);
+ ptube[0] = kRinSB;
+ ptube[1] = kRoutSB;
+ ptube[2] = 1.25;
+ gMC->Gsposp("QBEP", 1 ,"QBE0", 0.0, 0.0, -kdzbA+1.25, 0 , "ONLY", ptube, 3);
+ gMC->Gsposp("QBEP", 2 ,"QBE0", 0.0, 0.0, kdzbA-1.25, 0 , "ONLY", ptube, 3);
+ ptube[2] = kdzbbA;
+ gMC->Gsposp("QBEP", 3 ,"QBE0", 0.0, 0.0, 0., 0 , "ONLY", ptube, 3);
+//
+//
+// ----> End Bellow
+//
+// **** Placement of various sections on non-absorber side ****
//
-// End Bellow
-
-// **** placement of various sections on non-absorber side ****
//
- // first the beryllium section : 43.3 cm long on both sides of IP
- // zstart=0, zend=43.3, length=43.3 on one side
- Float_t zpos=0;
+ // first the beryllium section
+ Float_t zpos = -(hlenQbbe2-hlenQbbe1)/2;
gMC->Gspos("QBBE", 1, "QBPM", 0., 0., zpos, 0, "ONLY");
// next meta-metal transition QBT1 on on-absorber side
- // zstart=43.3, zend=48.8, length=5.5
- zpos = zpos + hlenQbbe + hlenQbt1;
- gMC->Gspos("QBT1", 1, "QBPM", 0., 0., zpos, 0, "ONLY");
+// zpos = zpos + hlenQbbe + hlenQbt1;
+// gMC->Gspos("QBT1", 1, "QBPM", 0., 0., zpos, 0, "ONLY");
// Aluminium OR Al-be alloy section
- //zpos=zpos + hlenQbt1 + hlenQb10;
- //gMC->Gspos("QB10", 1, "QBPM", 0.0, 0.0, zpos, 0, "ONLY");
- // zstart= 48.8, zend=335.4, length=286.6
- zpos = zpos + hlenQbt1 + hlenQbab;
+ zpos = hlenQbbe1+hlenQbab;
gMC->Gspos("QBAB", 1, "QBPM", 0.0, 0.0, zpos, 0, "ONLY");
-
+ //
// inox flange at the start of bellow
- // zstart=335.4, zend=339.8, length=4.4
zpos = zpos + hlenQbab + hlenQb29;
- gMC->Gspos("QB29", 1, "QBPM", 0.0, 0.0, zpos, 0, "ONLY");
-
+ gMC->Gspos("QB29", 1, "QBPM", 0.0, 0.0, zpos, idrotm[2012], "ONLY");
+ //
// bellow section
- // zstart=339.8, zend=370.6, length=30.9
zpos = zpos + hlenQb29 + hlenQbe0;
gMC->Gspos("QBE0", 2 ,"QBPM", 0.0, 0.0, zpos, 0, "ONLY");
-
+ //
// inox flange at the end of bellow and start of thick inox for pump
- // zstart=370.6, zend=375.0, length=4.4
zpos = zpos + hlenQbe0 + hlenQb29;
gMC->Gspos("QB29", 2, "QBPM", 0.0, 0.0, zpos, 0, "ONLY");
-
- // 2.5mm thick inox section to hang the pump
- // zstart=375.0, zend=395.0, length=20.0
- zpos = zpos + hlenQb29 + hlenQb26;
- gMC->Gspos("QB26", 1, "QBPM", 0.0, 0.0, zpos, 0, "ONLY");
-
- //inox flange at the end of pump section to join to next pipe
- // zstart=395.0, zend=399.4, length=4.4
- zpos = zpos + hlenQb26 + hlenQb29;
- gMC->Gspos("QB29", 3, "QBPM", 0.0, 0.0, zpos, 0, "ONLY");
-
+ //
//last inox section till 800 cm
- // zstart=399.4, zend=800., length=400.6
zpos = zpos + hlenQb29 + hlenQb28;
gMC->Gspos("QB28", 1, "QBPM", 0.0, 0.0, zpos, 0, "ONLY");
-
-
- // aluminium collars and support rollers at two places
-
- ptube[0] = 3.0;
- ptube[1] = 3.15;
- ptube[2] = 2.75;
-
- gMC->Gsposp("QB25", 1, "QBPM", 0., 0., 654.8, 0, "ONLY", ptube, 3);
- gMC->Gspos("QBRM", 1, "QBPM", 0., 0., 654.8, 0, "ONLY");
-
- ptube[0] = 3.05;
- ptube[1] = 3.20;
- gMC->Gsposp("QB25", 2, "QBPM", 0., 0., 254.8, 0, "ONLY", ptube, 3);
- gMC->Gspos("QBRM", 2, "QBPM", 0., 0., 254.8, 0, "ONLY");
-
-
-
-//******** end of placement on no-absorber side *********
-
+
+//******** end of placement on non-absorber side *********
//
// **** Absorber side *****
//
//
- // metal-metal transition : Be-Alu on absorber side
- // Mother Volume
- ptube[0] = 2.900;
- ptube[1] = 4.200;
- ptube[2] = 2.750;
- gMC->Gsvolu("QBT2","TUBE", idtmed[kAir], ptube, 3);
- // z = 43.3 - 48.8
- gMC->Gspos("QBT2", 1, "QBPM", 0., 0., -hlenQbbe-ptube[2], idrotm[2012], "ONLY");
-
- ptube[0] = 2.900;
- ptube[1] = 3.150;
- ptube[2] = 0.375;
- //
- // Be-part
- gMC->Gsvolu("QB02","TUBE", idtmed[kAlu], ptube, 3);
-
- ptube[1] = 3.000;
- gMC->Gsvolu("QBA2","TUBE", idtmed[kBe], ptube, 3);
-
- gMC->Gspos("QBA2", 1, "QB02", 0., 0., 0, 0, "ONLY");
-// z = -2.75 -> -2.00
- gMC->Gspos("QB02", 1, "QBT2", 0., 0.,-2.75+ptube[2], 0, "ONLY");
-
- // Alu part
- ptube[0] = 2.900;
- ptube[1] = 3.150;
- ptube[2] = 2.375;
-// z = -2.00 -> 2.75
- gMC->Gsvolu("QB04","TUBE", idtmed[kAlu], ptube, 3);
- gMC->Gspos("QB04", 1, "QBT2", 0., 0.,-2.+ptube[2], 0, "ONLY");
-
-
- ptube[0] = 3.15;
- ptube[1] = 3.50;
- ptube[2] = 0.10;
-// z = 2.55 -> 2.75
- gMC->Gsvolu("QB06","TUBE", idtmed[kAlu], ptube, 3);
- gMC->Gspos("QB06", 1, "QBT2", 0., 0., 2.55+ptube[2], 0, "ONLY");
-
-
- // Fixation
- ptube[0] = 0.0;
- ptube[1] = 0.1;
- ptube[2] = 0.5;
-
- gMC->Gsvolu("QBA8","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QBA8", 1 ,"QBT2", 0.000, 3.650, -1.25, idrotm[2002], "ONLY");
- gMC->Gspos("QBA8", 2 ,"QBT2", 3.161, -1.825, -1.25, idrotm[2001], "ONLY");
- gMC->Gspos("QBA8", 3 ,"QBT2", -3.161, -1.825, -1.25, idrotm[2003], "ONLY");
-
- // Carbon ring
- ptube[0] = 3.15;
- ptube[1] = 4.10;
- ptube[2] = 0.55;
-
- gMC->Gsvolu("QB77","TUBE", idtmed[kC], ptube, 3);
-
- ptube[0] = 3.15;
- ptube[1] = 3.50;
- ptube[2] = 0.10;
- gMC->Gsvolu("QBB7","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QBB7", 1, "QB77", 0.0, 0.0, 0.55-0.2, 0, "ONLY");
- gMC->Gspos("QB77", 1, "QBT2", 0.0, 0.0, 2., 0, "ONLY");
-
+//
+// Beam pipes between elements
+//
+ gMC->Gsvolu("QB24","TUBE", idtmed[kInox], ptube, 0);
+ ptube[0] = kRinSt;
+ ptube[1] = kRoutSt;
+ ptube[2] = hlenQb24[0];
+ Float_t bpbe[33];
+ bpbe[ 0] = 0.;
+ bpbe[ 1] = 360.;
+ bpbe[ 2] = 10.;
+ // 1
+ bpbe[ 3] = -hlenQb24[0];
+ bpbe[ 4] = kRinSB;
+ bpbe[ 5] = kRoutSB;
+ // 2
+ bpbe[ 6] = hlenQb24[0] - 5.8;
+ bpbe[ 7] = kRinSB;
+ bpbe[ 8] = kRoutSB;
+ // 3
+ bpbe[ 9] = hlenQb24[0] - 5.8;
+ bpbe[10] = kRinSt;
+ bpbe[11] = 3.05;
+ // 4
+ bpbe[12] = hlenQb24[0] - 4.5;
+ bpbe[13] = kRinSt;
+ bpbe[14] = 3.05;
+ // 5
+ bpbe[15] = hlenQb24[0] - 4.5;
+ bpbe[16] = kRinSt;
+ bpbe[17] = kRoutSt ;
+ // 6
+ bpbe[18] = hlenQb24[0] - 3.5;
+ bpbe[19] = kRinSt;
+ bpbe[20] = kRoutSt ;
+ // 7
+ bpbe[21] = hlenQb24[0] - 3.5;
+ bpbe[22] = kRinSt;
+ bpbe[23] = 3.05;
+ // 8
+ bpbe[24] = hlenQb24[0] - 3.0;
+ bpbe[25] = kRinSt;
+ bpbe[26] = 3.05;
+ // 9
+ bpbe[27] = hlenQb24[0] - 3.0;
+ bpbe[28] = kRinSt;
+ bpbe[29] = kRoutSt;
+ // 10
+ bpbe[30] = hlenQb24[0];
+ bpbe[31] = kRinSt;
+ bpbe[32] = kRoutSt;
+
+ gMC->Gsvolu("QA24","PCON", idtmed[kInox], bpbe, 33);
+
+ dz = hlenQbbe2 + hlenQb24[0];
+
+ gMC->Gspos("QA24", 1 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY");
+//
+// Bellow on absorber side
-// beam pipe between metal-metal transition and bellows
- ptube[0] = 2.9;
- ptube[1] = 3.0;
- ptube[2] = (81.7-(2.*dzb+dzbb)-(hlenQbbe+5.5))/2.;
+ dz = dz+hlenQb24[0] + kdzbA;
+ gMC->Gspos("QBE0", 1 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY");
+//
+ ptube[2] = hlenQb24[1];
+ dz = dz + kdzb + ptube[2];
+ gMC->Gsposp("QB24", 2 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY", ptube, 3);
+ dz = dz + ptube[2];
-
- gMC->Gsvolu("QB24","TUBE", idtmed[kInox], ptube, 3);
-// z = 48.8 - 50.9
- dz = (hlenQbbe+5.5)+ptube[2];
- gMC->Gspos("QB24", 1 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY");
//
-// beam pipe between flange and bellows
- ptube[0] = 2.90;
- ptube[1] = 3.00;
- ptube[2] = 0.45;
-
- gMC->Gsvolu("QB22","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QB22", 1 ,"QBPM", 0.0, 0.0, -82.15, 0, "ONLY");
-
-//
// Flange
//
// Mother Volume
- ptube[0] = 2.900;
+ ptube[0] = kRinSB;
ptube[1] = 4.300;
- ptube[2] = 1.400;
+ ptube[2] = 1.4;
- gMC->Gsvolu("QFA0","TUBE", idtmed[kAlu], ptube, 3);
- gMC->Gspos("QFA0", 1 ,"QBPM", 0.0, 0.0, -84.0, 0, "ONLY");
-//
-// inner Inox piece
- ptube[0] = 2.900;
- ptube[1] = 3.500;
- ptube[2] = 0.450;
- gMC->Gsvolu("QFA1","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QFA1", 1 ,"QFA0", 0.0, 0.0, 0.225, 0, "ONLY");
-//
-// 8 x M5 Inox
- ptube[0] = 0.000;
- ptube[1] = 0.250;
- ptube[2] = 1.400;
- gMC->Gsvolu("QFA2","TUBE", idtmed[kInox], ptube, 3);
- for (i=0; i<8; i++) {
- Float_t phi = i*45.*kDegrad;
- Float_t xpos = 3.9*TMath::Sin(phi);
- Float_t ypos = 3.9*TMath::Cos(phi);
- gMC->Gspos("QFA2", i+1, "QFA0", xpos, ypos, 0., 0, "ONLY");
- }
-
-
- ptube[0] = 2.900;
- ptube[1] = 3.000;
- ptube[2] = 2.300;
-
- gMC->Gsvolu("QB32","TUBE", idtmed[kInox], ptube, 3);
- gMC->Gspos("QB32", 1 ,"QBPM", 0.0, 0.0, -90.+2.3, 0, "ONLY");
-
- //bellow on absorber side
- ptube[2] = (2.*dzb+dzbb)/2.;
- dz = (81.7-ptube[2]);
- gMC->Gspos("QBE0", 1 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY");
-
+ gMC->Gsvolu("QFA0","TUBE", idtmed[kInox], ptube, 3);
+ dz = dz + ptube[2];
+ gMC->Gspos("QFA0", 1 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY");
+ dz = dz + ptube[2];
+//
+//
+ ptube[0] = kRinSB;
+ ptube[1] = kRoutSB;
+ ptube[2] = hlenQb24[2];
+ dz = dz + ptube[2];
+ gMC->Gsposp("QB24", 3 ,"QBPM", 0.0, 0.0, -dz, 0, "ONLY", ptube, 3);
// --- Place the PIPE ghost volume (QBPM) in its mother volume (ALIC)
// by rotating it to 180 deg. and make it invisible
//
-
-
- gMC->Gspos("QBPM",1,"ALIC",0,0,0,idrotm[2013], "ONLY");
+ gMC->Gspos("QBPM",1,"ALIC", 0, 0, 0, 0, "ONLY");
+ gMC->Gsbool("QBPM", "L3DX");
+ gMC->Gsbool("QBPM", "L3O3");
+ gMC->Gsbool("QBPM", "L3O4");
//
//
// Connecting tube ->
ptube[0] = 0.0;
- ptube[1] = 5.4;
- //ptube[2] = 13.7;
+ ptube[1] = 4.5;
ptube[2] = 14.6;
gMC->Gsvolu("QI34","TUBE", idtmed[kInox], ptube, 3);
ptube[0] = 0.0;
- ptube[1] = 4.8;
+ ptube[1] = 3.9;
ptube[2] = 14.6;
gMC->Gsvolu("QI44","TUBE", idtmed[kAir], ptube, 3);
gMC->Gspos("QI44", 1, "QI34", 0.0, 0.0, 0.0, 0, "ONLY");
//
// Flange ->
- ptube[0] = 5.41;
+ ptube[0] = 4.6;
ptube[1] = 7.30;
ptube[2] = 2.15;
gMC->Gsvolu("QI35","TUBE", idtmed[kInox], ptube, 3);
// <-
- Float_t zPump = 385.;
-
gMC->Gspos("QI32", 1, "QBPM", 0.0, -44.25, zPump, 0, "ONLY");
gMC->Gspos("QI33", 1, "QBPM", 0.0, -35.00, zPump,idrotm[2002], "ONLY");
gMC->Gspos("QI34", 1, "QBPM", 0.0, -17.90, zPump,idrotm[2002], "ONLY");
gMC->Gspos("QI35", 1, "QBPM", 0.0, -24.35, zPump,idrotm[2002], "ONLY");
- gMC->Gsatt("QBPM", "SEEN", 0);
- gMC->Gsatt("QBEM", "SEEN", 0);
+ gMC->Gsatt("QBPM", "SEEN", 1);
+ gMC->Gsatt("QBEM", "SEEN", 1);
}
// Define materials for beam pipe
//
- printf("Create PIPEvTemp materials \n");
+ AliDebugClass(1,"Create PIPEv0 materials");
Int_t isxfld = gAlice->Field()->Integ();
Float_t sxmgmx = gAlice->Field()->Max();
// Steel (Inox)
Float_t aAlBe[2] = { 26.98, 9.01};
Float_t zAlBe[2] = { 13.00, 4.00};
Float_t wAlBe[2] = { 0.4, 0.6};
+ //
+ // Polyamid
+ Float_t aPA[4] = {16., 14., 12., 1.};
+ Float_t zPA[4] = { 8., 7., 6., 1.};
+ Float_t wPA[4] = { 1., 1., 6., 11.};
+ //
+ // Air
+ //
+ Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
+ Float_t zAir[4]={6.,7.,8.,18.};
+ Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
+ Float_t dAir = 1.20479E-3;
+ Float_t dAir1 = 1.20479E-10;
//
// Berillium
AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2);
//
// Air
- AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.);
+ AliMixture(15, "AIR$ ", aAir, zAir, dAir, 4, wAir);
//
// Vacuum
- AliMaterial(16, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16);
+ AliMixture(16, "VACUUM$ ", aAir, zAir, dAir1, 4, wAir);
//
// stainless Steel
AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
// Al-Be alloy
//
AliMixture(21, "AlBe$", aAlBe, zAlBe, 2.07, 2, wAlBe);
+ // Polyamid
+ //
+ AliMixture(22, "PA$", aPA, zPA, 1.14, -4, wPA);
//
+
// ****************
// Defines tracking media parameters.
//
//
// AlBe - Aloy
AliMedium(21, "AlBe" , 21, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
+ //
+ // Polyamid
+ AliMedium(22, "PA" , 22, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin);
}