Dosimeter
Information for HEO/MCP/DSU |
|
|
Dosimeters for MCP |
revision |
10/23/2002 |
|
|
|
|
|
|
|
|
|
HEO1 = F1 = DSU#1 |
Dome' Thickness |
|
|
Elect/Prot |
|
|
|
Dose |
Mils Be (Al) |
mm Be |
Ee (MeV) |
Ep (MeV) |
G, cm2 sr |
|
|
|
D1 |
111 (76) |
2.81 |
E3; >1.5 |
P4; 20 - ?? |
0.47 |
|
|
|
D2 |
390 (267) |
9.91 |
E4; >4.0 |
P5; 40 - ?? |
0.47 |
|
|
|
D3 |
682 (467) |
17.3 |
E5; >6.5 |
P6; 55 - ?? |
0.49 |
|
|
|
D4 |
950 (651 ) |
24.1 |
E6; >8.5 |
P7; 66 - ?? |
0.49 |
|
|
|
|
The above are omnidirectional sensors |
|
|
|
|
|
|
Elect/Prot |
|
Dose Counts
to Dose |
Telescope |
|
E1;>0.13 |
P1; >0.080 |
5.4 x 10-3 |
|
Dose(rads) =
1.0e-5 * counts |
FOV = 15° cone |
|
E2;>0.23 |
P2; >0.160 |
5.4 x 10-3 |
|
|
|
|
|
P3; >0.320 |
5.4 x 10-3 |
|
|
|
|
|
|
|
HEO2 = F2 = eDSU |
Dome' Thickness |
|
Elect/Prot |
|
|
|
Dose |
Mils Be (Al) |
mm Be |
Ee (MeV) |
Ep (MeV) |
G, cm2 sr |
|
|
|
D1 |
31.7 (21.7) |
0.81 |
E3; 0.7 |
P4; 10 - 20 |
0.45 |
|
|
|
|
The above is an omnidirectional sensor |
|
|
|
|
|
|
Elect/Prot |
|
|
|
|
|
G, cm2 sr |
|
|
|
Telescope |
|
E1;>0.13 |
P1; >0.080 |
5.4 x 10-3 |
|
|
|
FOV = 15° cone |
|
E2;>0.23 |
P2; >0.160 |
5.4 x 10-3 |
|
Dose Counts
to Dose |
|
|
P3; >0.320 |
5.4 x 10-3 |
|
Dose(rads) =
1.0e-5 * counts |
|
|
|
|
|
|
|
Elect/Prot |
|
|
|
|
|
Ee (keV) |
Ep (keV) |
G, cm2 sr keV |
|
|
|
Plasma Analyzer |
|
0.05 - 30 |
|
3.8 x 10-4 |
|
|
|
FOV ~ 15° x 20° |
|
0.04 - 23 |
1.7 x 10-3 |
|
|
|
dE/E ~ 15% |
|
|
|
|
|
|
|
|
HEO3 = F3 = DSU#3 |
Dome' Thickness |
|
Elect/Prot |
|
|
|
Dose |
Mils Al |
mm Al |
Ee (MeV) |
Ep (MeV) |
G, cm2 sr |
|
|
|
D1 |
5 |
0.12 |
E3; >0.45 |
P4; > 5 * |
0.4615 |
|
|
|
D2 |
12 |
0.305 |
E4; >0.63 |
P5; 8.5 - 35 |
0.45 |
? |
|
|
D3 |
49.5 |
1.26 |
E5; > 1.5 |
P6; 16 - 40 |
0.45 |
? |
|
|
D4 |
125.5 |
3.19 |
E6; > 3.0 |
P7; 27 - 45 ** |
0.45 |
? |
|
|
|
The above are omnidirectional sensors, except D1 |
|
|
|
|
* P4 has electron contamination ** P5 threshold
problems |
|
|
|
|
|
Elect/Prot |
|
Dose Counts
to Dose |
Telescope |
|
E1;>0.13 |
P1; >0.080 |
5.4 x 10-3 |
|
Dose(rads) =
1.0e-5 * counts |
FOV = 15° cone |
|
E2;>0.23 |
P2; >0.160 |
5.4 x 10-3 |
|
|
|
|
|
P3; >0.320 |
5.4 x 10-3 |
|
|
|
|
|
|
|
|
|
|
|
|
|
All
modifications in green made by Kirsten Lorentzen, 11/14/01 based on TRIM
calculations for proton ranges, EGS4 calculations for electron thresholds (by
Mark Looper) and GEANT calculations for HEO3 electron and proton thresholds
(Mathias Cyamukungu). |
|
|
|
|
|
|
|
|
|
|
|
|
|
|