/[PAMELA software]/gpamela/history/v_100.txt
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revision 3.10 by cafagna, Mon Apr 10 11:07:43 2006 UTC revision 3.21 by pam-ba, Tue Nov 28 10:26:15 2006 UTC
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1  #  #
2  # $Id: v_100.txt,v 3.9 2005/12/14 03:34:40 cafagna Exp $  # $Id: v_100.txt,v 3.20 2006/11/16 18:45:29 pam-ba Exp $
3  #  #
4  # $Log: v_100.txt,v $  # $Log: v_100.txt,v $
5    # Revision 3.20  2006/11/16 18:45:29  pam-ba
6    # Simulated an aluminum container for S4
7    #
8    # Revision 3.19  2006/11/16 12:01:13  pam-ba
9    # S4 dimensions corrected.
10    #
11    # Revision 3.18  2006/11/10 11:39:35  pam-ba
12    # S2 and S1 z-positions corrected, He3 and plystyrene mixture added, Top Plate geometry simulated and titanium mixture added.
13    #
14    # Revision 3.17  2006/10/13 16:36:59  pam-ba
15    # Added a new material, the cadmium, for ND
16    #
17    # Revision 3.16  2006/10/12 11:11:21  pam-ba
18    # ND geometry updated.
19    #
20    # Revision 3.15  2006/10/02 11:17:30  pam-ba
21    # NDET 'SPHE' data card meaning changed. Now it eliminates the whole PAMELA container.
22    #
23    # Revision 3.14  2006/06/30 15:38:16  pam-ba
24    # 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)
25    #
26    # Revision 3.13  2006/06/05 13:56:17  pamela
27    # Gigantic resonance added for gamma enetering in the calorimeter absorber
28    #
29    # Revision 3.12  2006/05/18 10:52:32  pam-ba
30    # TOF geometry completed and a new material, the polystyrene (density 35 g/l), added
31    #
32    # Revision 3.11  2006/05/11 23:53:15  cafagna
33    # More bugs fixed in the CALO ntple structure filling
34    #
35    # Revision 3.10  2006/04/10 11:07:43  cafagna
36    # GEN data card updated, ZDGEN added
37    #
38  # Revision 3.9  2005/12/14 03:34:40  cafagna  # Revision 3.9  2005/12/14 03:34:40  cafagna
39  # An update of the history and inform readme files.  # An update of the history and inform readme files.
40  #  #
# Line 44  Line 76 
76  #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
77  #-- Author :    Francesco Cafagna   28/11/95  #-- Author :    Francesco Cafagna   28/11/95
78    
79    November 2006, Bari
80    
81    
82    S4 GEOMETRY UPDATED:
83    The x and y dimensions have been corrected because they were wrong.
84    A container of aluminum has been added having walls of thickness equal
85    to 0.1 cm.  
86    
87    TOF POSITIONS DEFINITELY UPDATED:
88    S2 and S1 have been positioned again, after the simulation of the top plate.
89    Before now, the positions were put by hand based on the positions given by
90    Sergio Ricciarini in the document 'Main geometrical parameters of the PAMELA
91    sub-detectors' released by O. Adriani, L. Bonechi, E. Mocchiutti and
92    S. Ricciarini on the 20th of December 2005.. These positions were
93    lightly approximated because the thicknesses of the mylar and of the glue were
94    not considered in that document. Also the height of S3 has been modified as
95    suggested from the Naples PAMELA collaborators.
96    
97    ND GEOMETRY COMPLETED.
98    The He3 and the polyethylene (CH2) have been added to fill
99    the volumes NDTI and NDPB in the neutron detector. Leonov gave us the
100    details of these materials.
101    
102    TOP PLATE GEOMETRY ADDED.
103    The top plate geometry has been simulated as a N2 box that has the same
104    dimensions of CATA. Inside it, at the right positions, there are S2 and CATA.
105    The real top plate is a rectangular window having a thickness of 0.5 cm
106    (volume TPTL emptied by the volume TPCV). This volume is filled with a mixture
107    of titanium (90%), aluminum (6%) and vanadium (4%). Other parts of titanium
108    are the four volumes TPTU, which are positioned at the corners of TPTL at the
109    same height of CATA, and the four volumes TPTM, which are positioned at the
110    corners of TPTL, at the same height of S2.
111    The geometry  of the top plate is based on a simplified version of the CAD
112    drawings.
113    
114    October 2006, Bari
115    
116    The geometry of the neutron detector has been updated. Some dimensions of some
117    volumes have been corrected and the aluminum cover and the aluminum boxes to
118    put the cables have been added. A new material, the cadmium, has been also
119    defined.
120    
121    September 2006, Bari
122    
123    SPHE and ND data card bugs fixed: the definition of the ND data card,
124    missing in the subroutine gpgeo.F, has been added; the meaning of the SPHE
125    data card has been changed. Before the correction the data card:
126    NDET 'SPHE' was used to delete the spherical top shell to substitute it with
127    a flat one.Now NDET 'SPHE' eliminates the whole container of PAMELA.
128    
129    
130    June 2006, Bari
131    
132    The center of the scintillator planes S22Y (variable ZPAMS22Y in gpdgeo.inc)
133    and S12X (variable ZPAMS12X in gpdgeo.inc) has been positioned at the
134    nominal height as measured in PAMELA (See the document: "Main geometrical
135    parameters of the PAMELA sub-detectors" by O. Adriani, L. Bonechi,
136    E. Mocchiutti, S. Ricciarini, 20 December 2005). Follows that the positions
137    of S21Y and S12X are higher than those in the cited document due to the fact
138    that in GPAMELA the thickness of the mylar has been considered while in the
139    document it has been neglected.
140    
141    
142    May 2006, Bari & Tor Vergata
143    
144    GIGANTIC RESONANCE FOR NEUTRON DETECTOR ADDED
145    
146       Routines to simulate the gigantic resonance of gammas in Tungsten
147       have been added.  The GPGIG routine is called in GUSTEP if a gamma
148       enter the calorimeter absorber.  This is the steering routine to
149       simulate the production of neutrons from gigantic resonance.  It
150       does checks on STEP lenght. If the range is smaller than the other
151       selected for that step, it does generate the neutron and stops the
152       gamma. Please note that the neutron has now a new particle
153       number. This is to tag the gigantic resonance neutrons.
154    
155    
156    May 2006, Bari & Florence
157    
158    CAL HIT STRUCTURE BUGS FIXED
159    
160       The maximum number of hit is now different for the two hit
161       structures: CALST and CALI. Vectors inizialization and HBOOK
162       ntple booking have been updated. The GPDCAL routine has been fixed
163       so to handle the case in wich hits stored are more than the maximum
164       number of hit.
165       In this case in the ntple up to the maximum number of hits will be stored.
166    
167    April 2006, Bari
168    
169    TOF GEOMETRY AND POSITIONS UPDATED AND NEW MIXTURES ADDED
170    
171       The TOF geometry has been modified. The following boxes have been
172       added: POL1, POL2 and POLY made of polystyrene, S11M, S12M, S21M,
173       S22M, S31M and S32M made of mylar, S1A, S2A and S3 made of air and
174       S1 and S2 made of aluminum. Each scintillator paddle has been put
175       in his mylar box and the other materials: air, polystyrene, and
176       aluminum have been added at their nominal positions.  According to
177       Naples people the araldite glue has been simulated has an air
178       gap. For this work two new materials: the Mylar (MYLAR) and the
179       polystyrene (POLYSTYRENE) with a density of 35 g/l have been
180       defined as a mixture.  The positions of the three bottom
181       scintillator planes that contain respectively the S12X, S22Y and
182       S32X paddles have been regulated according on their official
183       positions in PAMELA.
184    
185  Mar 2006, Bari  Mar 2006, Bari
186    
187  GEN DATA CARD UPDATED  GEN DATA CARD UPDATED
# Line 106  GCALOR PACKAGE ADDED. NEW DIRs: GPCALOR, Line 244  GCALOR PACKAGE ADDED. NEW DIRs: GPCALOR,
244        
245    
246  The GCALOR package  The GCALOR package
247    
248    June 2005, Bari
249    
250    TOF SCINTILLATOR PADDLES UPDATED
251    
252       The dimensions and the number of the scintillator paddles for each
253       TOF planes have been updated.
254    
255  May 2005, Bari  May 2005, Bari
256    
257  Some updates on the latest modification done in the past year.  Some updates on the latest modification done in the past year.

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