/[PAMELA software]/gpamela/history/v_100.txt
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revision 3.13 by pamela, Mon Jun 5 13:56:17 2006 UTC revision 3.18 by pam-ba, Fri Nov 10 11:39:35 2006 UTC
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1  #  #
2  # $Id: v_100.txt,v 3.12 2006/05/18 10:52:32 pam-ba Exp $  # $Id: v_100.txt,v 3.17 2006/10/13 16:36:59 pam-ba Exp $
3  #  #
4  # $Log: v_100.txt,v $  # $Log: v_100.txt,v $
5    # Revision 3.17  2006/10/13 16:36:59  pam-ba
6    # Added a new material, the cadmium, for ND
7    #
8    # Revision 3.16  2006/10/12 11:11:21  pam-ba
9    # ND geometry updated.
10    #
11    # Revision 3.15  2006/10/02 11:17:30  pam-ba
12    # NDET 'SPHE' data card meaning changed. Now it eliminates the whole PAMELA container.
13    #
14    # Revision 3.14  2006/06/30 15:38:16  pam-ba
15    # 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)
16    #
17    # Revision 3.13  2006/06/05 13:56:17  pamela
18    # Gigantic resonance added for gamma enetering in the calorimeter absorber
19    #
20  # Revision 3.12  2006/05/18 10:52:32  pam-ba  # Revision 3.12  2006/05/18 10:52:32  pam-ba
21  # TOF geometry completed and a new material, the polystyrene (density 35 g/l), added  # TOF geometry completed and a new material, the polystyrene (density 35 g/l), added
22  #  #
# Line 52  Line 67 
67  #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
68  #-- Author :    Francesco Cafagna   28/11/95  #-- Author :    Francesco Cafagna   28/11/95
69    
70    November 2006, Bari
71    
72    TOF POSITIONS DEFINITELY UPDATED:
73    S2 and S1 have been positioned again, after the simulation of the top plate.
74    Before now, the positions were put ad hoc based on the positions given by
75    Sergio Ricciarini in the document 'Main geometrical parameters of the PAMELA
76    sub-detectors' released by O. Adriani, L. Bonechi, E. Mocchiutti and
77    S. Ricciarini on the 20th of December 2005.. These positions were
78    lightly approximated.
79    
80    ND GEOMETRY COMPLETED.
81    The He3 and the polyethylene (CH2) have been added to fill
82    the volumes NDTI and NDPB in the neutron detector. Leonov gave us the
83    details of these materials.
84    
85    TOP PLATE GEOMETRY ADDED.
86    The top plate geometry has been simulated as a N2 box that has the same
87    dimensions of CATA. Inside it, at the right positions, there are S2 and CATA.
88    The real top plate is a rectangular window having a thickness of 0.5 cm
89    (volume TPTL emptied by the volume TPCV). This volume is filled with a mixture
90    of titanium (90%), aluminum (6%) and vanadium (4%). Other parts of titanium
91    are the four volumes TPTU, which are positioned at the corners of TPTL at the
92    same height of CATA, and the four volumes TPTM, which are positioned at the
93    corners of TPTL, at the same height of S2.
94    The geometry  of the top plate is based on a simplified version of the CAD
95    drawings.
96    
97    October 2006, Bari
98    
99    The geometry of the neutron detector has been updated. Some dimensions of some
100    volumes have been corrected and the aluminum cover and the aluminum boxes to
101    put the cables have been added. A new material, the cadmium, has been also
102    defined.
103    
104    September 2006, Bari
105    
106    SPHE and ND data card bugs fixed: the definition of the ND data card,
107    missing in the subroutine gpgeo.F, has been added; the meaning of the SPHE
108    data card has been changed. Before the correction the data card:
109    NDET 'SPHE' was used to delete the spherical top shell to substitute it with
110    a flat one.Now NDET 'SPHE' eliminates the whole container of PAMELA.
111    
112    
113    June 2006, Bari
114    
115    The center of the scintillator planes S22Y (variable ZPAMS22Y in gpdgeo.inc)
116    and S12X (variable ZPAMS12X in gpdgeo.inc) has been positioned at the
117    nominal height as measured in PAMELA (See the document: "Main geometrical
118    parameters of the PAMELA sub-detectors" by O. Adriani, L. Bonechi,
119    E. Mocchiutti, S. Ricciarini, 20 December 2005). Follows that the positions
120    of S21Y and S12X are higher than those in the cited document due to the fact
121    that in GPAMELA the thickness of the mylar has been considered while in the
122    document it has been neglected.
123    
124    
125  May 2006, Bari & Tor Vergata  May 2006, Bari & Tor Vergata
126    
127  GIGANTIC RESONANCE FOR NEUTRON DETECTOR ADDED  GIGANTIC RESONANCE FOR NEUTRON DETECTOR ADDED

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