1 Gain vs Vmesh Gain 49999 9999958531 Ar

Gain vs Vmesh Gain 49999, 9999958531 Ar: CO 2 - 93: 7 Ar: CO

Sparks/sec Gain Vmesh En=5. 5 Me. V, neutron flux=1. 4 x 106 n/cm 2

Sparks Ar: CO 2 – 80: 20 En=5. 5 Me. V, neutron flux=1. 4

Gain (Strips) Ar: CO 2 - 80: 20 Sparks/sec 2711, 54 100 10 10

100 Spark Rate vs Gain (Ar: CO 2 - 80: 20) high n-rate (cut=100)

100 Spark Rate vs Gain (Ar: CO 2 - 80: 20) low n-rate (cut=100)

Ar: CO 2 - 93: 7 (Mesh) for high n-rate 1465 100 14650 100

Gain (Strips) Ar: CO 2 - 93: 7 Sparks/sec 1465, 2 100 14652 100

100 Spark Rate vs Gain (Ar: CO 2 - 93: 7) high n-rate (cut=100)

Current vs Voltage 10 1 μA Current 0, 1 0, 001 490 500 510

Ar: CO 2 – 80: 20 Ar: CO 2 – 93: 7 combined for

100 Spark Rate vs Gain high n-rate (combined from mesh) 10 Sparks/sec 1 Ar:

2000 100 Gain (80: 20) Spark Rate vs Gain high n-rate (combined from mesh)

2000 10 (80: 20) (combined from mesh) Sparks Rate vs Gain low. Gain n-rate

Energy Resolution Plot (με πηγή Fe 55) 19

Plots από MCA με πηγή Σιδήρου και double. Fit με Gauss (10/5/2010) 20

Resolution = FWHM/mean value = 2, 35 sigma / mean value 21

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Gain vs Vmesh Gain 49999, 9999958531 Ar: CO 2 - 93: 7 Ar: CO 2 - 80: 20 4999, 99999958532 499, 999999958532 450 500 550 Vmesh 600 650 700 2

Ar: CO 2 – 80: 20 3

Sparks/sec Gain Vmesh En=5. 5 Me. V, neutron flux=1. 4 x 106 n/cm 2 s

Sparks Ar: CO 2 – 80: 20 En=5. 5 Me. V, neutron flux=1. 4 x 106 n/cm 2 s 5 2 s En=5. 5 Me. V, neutron flux=0. 7 x 105 n/cm

Gain (Strips) Ar: CO 2 - 80: 20 Sparks/sec 2711, 54 100 10 10 1 1 0, 01 570 580 590 600 Vmesh 610 620 630 640 6

100 Spark Rate vs Gain (Ar: CO 2 - 80: 20) high n-rate (cut=100) Sparks/sec 10 Mesh Strips 1 0, 1 2000 Gain 7

100 Spark Rate vs Gain (Ar: CO 2 - 80: 20) low n-rate (cut=100) 10 Sparks/sec 1 Mesh Strips 0, 1 0, 001 2000 Gain 8

Ar: CO 2 – 93: 7 9

Ar: CO 2 - 93: 7 (Mesh) for high n-rate 1465 100 14650 100 Gain 10 1 1 Sparks/sec 10 0, 1 0, 01 0, 001 500 510 520 530 Vmesh En=5. 5 Me. V, neutron flux=1. 5 x 106 n/cm 2 s 540 550 560 570 10

Sparks Ar: CO 2 – 93: 7 11

Gain (Strips) Ar: CO 2 - 93: 7 Sparks/sec 1465, 2 100 14652 100 10 10 1 1 0, 01 500 510 520 530 Vmesh 540 550 560 570 12

100 Spark Rate vs Gain (Ar: CO 2 - 93: 7) high n-rate (cut=100) 10 Sparks/sec 1 mesh strips 0, 1 0, 001 999, 999999 Gain 9999, 999999 13

Current vs Voltage 10 1 μA Current 0, 1 0, 001 490 500 510 520 530 540 550 560 14 570 580

Ar: CO 2 – 80: 20 Ar: CO 2 – 93: 7 combined for high and low n-rate 15

100 Spark Rate vs Gain high n-rate (combined from mesh) 10 Sparks/sec 1 Ar: CO - 93: 7 Ar: CO 2 - 80: 20 0, 1 0, 001 999, 999999 Gain 9999, 999999 16

2000 100 Gain (80: 20) Spark Rate vs Gain high n-rate (combined from mesh) 20000 10 1 Sparks/sec (80: 20) Sparks/sec (93: 7) 10 Ar: CO 2 - 93: 7 Ar: CO 2 - 80: 20 0, 1 1 0, 001 999, 999999 0, 1 Gain (93: 7) 9999, 999999 17

2000 10 (80: 20) (combined from mesh) Sparks Rate vs Gain low. Gain n-rate 10 1 Sparks/sec (80: 20) Sparks/sec (93: 7) 1 0, 01 3000 0, 001 Ar: CO 2 - 93: 7 Ar: CO 2 0, 1 - 80: 20 0, 01 30000 Gain (93: 7) 0, 001 18

Energy Resolution Plot (με πηγή Fe 55) 19

Plots από MCA με πηγή Σιδήρου και double. Fit με Gauss (10/5/2010) 20

Resolution = FWHM/mean value = 2, 35 sigma / mean value 21