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Commit | Line | Data |
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15a7563b | 1 | #ifndef ABSOCONST_H |
2 | #define ABSOCONST_H | |
3 | ||
88cb7938 | 4 | #include "AliConst.h" |
5 | ||
15a7563b | 6 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. */ |
7 | ||
8 | /* $Id$ */ | |
9 | ||
10 | // start of 2deg cone | |
dbbe5bc1 | 11 | const Float_t kZTwoDeg = 128.863; |
15a7563b | 12 | // start of the absorber |
dbbe5bc1 | 13 | const Float_t kZAbsStart = 90.; |
15a7563b | 14 | // end of the W-nose |
dbbe5bc1 | 15 | const Float_t kZNose = 102.; |
15a7563b | 16 | // end of the 5deg line below the TPC field cage |
dbbe5bc1 | 17 | const Float_t kZConeTPC = 285.; |
15a7563b | 18 | // start of concrete absorber |
dbbe5bc1 | 19 | const Float_t kZAbsCc = 315.; |
15a7563b | 20 | |
21 | // max acceptance angle | |
dbbe5bc1 | 22 | const Float_t kAccMax = 10.*kDegrad; |
15a7563b | 23 | // angle of nose |
dbbe5bc1 | 24 | const Float_t kTheta1 = 24.*kDegrad; |
15a7563b | 25 | // angle of second outer cone below field cage |
dbbe5bc1 | 26 | const Float_t kTheta2 = 5. *kDegrad; |
15a7563b | 27 | // outer angler of W rear shield |
dbbe5bc1 | 28 | const Float_t kThetaR = 3. *kDegrad; |
15a7563b | 29 | // |
30 | // thicknesses defining the absorber | |
31 | // ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | |
32 | // steel envelope | |
dbbe5bc1 | 33 | const Float_t kDSteel = 1.; |
15a7563b | 34 | // poly-ethylene layer |
dbbe5bc1 | 35 | const Float_t kDPoly = 5.0; |
15a7563b | 36 | |
37 | ||
38 | ||
39 | ||
40 | #endif | |
77976fd8 | 41 |