/[PAMELA software]/gpamela/history/v_100.txt
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revision 3.14 by pam-ba, Fri Jun 30 15:38:16 2006 UTC revision 3.20 by pam-ba, Thu Nov 16 18:45:29 2006 UTC
# Line 1  Line 1 
1  #  #
2  # $Id: v_100.txt,v 3.13 2006/06/05 13:56:17 pamela Exp $  # $Id: v_100.txt,v 3.19 2006/11/16 12:01:13 pam-ba Exp $
3  #  #
4  # $Log: v_100.txt,v $  # $Log: v_100.txt,v $
5    # Revision 3.19  2006/11/16 12:01:13  pam-ba
6    # S4 dimensions corrected.
7    #
8    # Revision 3.18  2006/11/10 11:39:35  pam-ba
9    # S2 and S1 z-positions corrected, He3 and plystyrene mixture added, Top Plate geometry simulated and titanium mixture added.
10    #
11    # Revision 3.17  2006/10/13 16:36:59  pam-ba
12    # Added a new material, the cadmium, for ND
13    #
14    # Revision 3.16  2006/10/12 11:11:21  pam-ba
15    # ND geometry updated.
16    #
17    # Revision 3.15  2006/10/02 11:17:30  pam-ba
18    # NDET 'SPHE' data card meaning changed. Now it eliminates the whole PAMELA container.
19    #
20    # Revision 3.14  2006/06/30 15:38:16  pam-ba
21    # S22 and S12 heights positioned in GPAMELA at the nominal heights in PAMELA (see document: Main geometrical parameters of the PAMELA sub-detectors, 20 December 2005)
22    #
23  # Revision 3.13  2006/06/05 13:56:17  pamela  # Revision 3.13  2006/06/05 13:56:17  pamela
24  # Gigantic resonance added for gamma enetering in the calorimeter absorber  # Gigantic resonance added for gamma enetering in the calorimeter absorber
25  #  #
# Line 55  Line 73 
73  #CMZ :  1.00/01 28/11/95  18.51.23  by  Francesco Cafagna  #CMZ :  1.00/01 28/11/95  18.51.23  by  Francesco Cafagna
74  #-- Author :    Francesco Cafagna   28/11/95  #-- Author :    Francesco Cafagna   28/11/95
75    
76  June 2006, Bari  November 2006, Bari
77    
78    
79    S4 GEOMETRY UPDATED:
80    The x and y dimensions have been corrected because they were wrong.
81    A container of aluminum has been added having walls of thickness equal
82    to 0.1 cm.  
83    
84    TOF POSITIONS DEFINITELY UPDATED:
85    S2 and S1 have been positioned again, after the simulation of the top plate.
86    Before now, the positions were put ad hoc based on the positions given by
87    Sergio Ricciarini in the document 'Main geometrical parameters of the PAMELA
88    sub-detectors' released by O. Adriani, L. Bonechi, E. Mocchiutti and
89    S. Ricciarini on the 20th of December 2005.. These positions were
90    lightly approximated.
91    
92    ND GEOMETRY COMPLETED.
93    The He3 and the polyethylene (CH2) have been added to fill
94    the volumes NDTI and NDPB in the neutron detector. Leonov gave us the
95    details of these materials.
96    
97    TOP PLATE GEOMETRY ADDED.
98    The top plate geometry has been simulated as a N2 box that has the same
99    dimensions of CATA. Inside it, at the right positions, there are S2 and CATA.
100    The real top plate is a rectangular window having a thickness of 0.5 cm
101    (volume TPTL emptied by the volume TPCV). This volume is filled with a mixture
102    of titanium (90%), aluminum (6%) and vanadium (4%). Other parts of titanium
103    are the four volumes TPTU, which are positioned at the corners of TPTL at the
104    same height of CATA, and the four volumes TPTM, which are positioned at the
105    corners of TPTL, at the same height of S2.
106    The geometry  of the top plate is based on a simplified version of the CAD
107    drawings.
108    
109    October 2006, Bari
110    
111    The geometry of the neutron detector has been updated. Some dimensions of some
112    volumes have been corrected and the aluminum cover and the aluminum boxes to
113    put the cables have been added. A new material, the cadmium, has been also
114    defined.
115    
116    September 2006, Bari
117    
118    SPHE and ND data card bugs fixed: the definition of the ND data card,
119    missing in the subroutine gpgeo.F, has been added; the meaning of the SPHE
120    data card has been changed. Before the correction the data card:
121    NDET 'SPHE' was used to delete the spherical top shell to substitute it with
122    a flat one.Now NDET 'SPHE' eliminates the whole container of PAMELA.
123    
124    
125    June 2006, Bari
126    
127  The center of the scintillator planes S22Y (variable ZPAMS22Y in gpdgeo.inc)  The center of the scintillator planes S22Y (variable ZPAMS22Y in gpdgeo.inc)
128  and S12X (variable ZPAMS12X in gpdgeo.inc) has been positioned at the  and S12X (variable ZPAMS12X in gpdgeo.inc) has been positioned at the

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