| Component | Fraction by weight | A | Z | (Z/A) |
Density [g/cm3] |
Radiation Length [cm] |
Radiation Length [g/cm2] |
|---|---|---|---|---|---|---|---|
| SMD capacitor 0603, X7R | 0.522544 | 93.1026 | 39.0073 | 0.41897 | 6.04700 | 1.83517 | 11.0973 |
| Solder Sn 60% Pb 40% | 0.477456 | 154.1060 | 62.8000 | 0.40751 | 8.52358 | 0.89681 | 7.64401 |
| SMDcap.0603,X7R,solder | 122.2290 | 50.3673 | 0.41207 | 7.02101 | 1.30015 | 9.12833 |
Calculation performed using the method described here .
The corresponding definition of this material in
/* $Id: AliITSvPPRasymm.cxx,v 1.70 2003/08/14 20:24:51 nilsen Exp $ */is :
AliMaterial(77,"SDD X7R capacitors$",0.1157516E+03,0.477056E+02,0.67200E+01,0.14236E+01,0.99900E+03);