]> git.uio.no Git - u/mrichter/AliRoot.git/blame - STRUCT/ABSOConst.h
Adaption to new fluka common blocks (E. Futo)
[u/mrichter/AliRoot.git] / STRUCT / ABSOConst.h
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15a7563b 1#ifndef ABSOCONST_H
2#define ABSOCONST_H
3
4/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. */
5
6/* $Id$ */
7
8// start of 2deg cone
dbbe5bc1 9 const Float_t kZTwoDeg = 128.863;
15a7563b 10// start of the absorber
dbbe5bc1 11 const Float_t kZAbsStart = 90.;
15a7563b 12// end of the W-nose
dbbe5bc1 13 const Float_t kZNose = 102.;
15a7563b 14// end of the 5deg line below the TPC field cage
dbbe5bc1 15 const Float_t kZConeTPC = 285.;
15a7563b 16// start of concrete absorber
dbbe5bc1 17 const Float_t kZAbsCc = 315.;
15a7563b 18
19// max acceptance angle
dbbe5bc1 20 const Float_t kAccMax = 10.*kDegrad;
15a7563b 21// angle of nose
dbbe5bc1 22 const Float_t kTheta1 = 24.*kDegrad;
15a7563b 23// angle of second outer cone below field cage
dbbe5bc1 24 const Float_t kTheta2 = 5. *kDegrad;
15a7563b 25// outer angler of W rear shield
dbbe5bc1 26 const Float_t kThetaR = 3. *kDegrad;
15a7563b 27//
28// thicknesses defining the absorber
29// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
30// steel envelope
dbbe5bc1 31 const Float_t kDSteel = 1.;
15a7563b 32// poly-ethylene layer
dbbe5bc1 33 const Float_t kDPoly = 5.0;
15a7563b 34
35
36
37
38#endif
77976fd8 39